Mercurial > sdl-ios-xcode
annotate ltconfig @ 244:dc660aee7d7d
Fixed timeout in Linux condition variable implementation
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Fri, 23 Nov 2001 17:11:05 +0000 |
| parents | 041cd6816a05 |
| children | 716ab2549f78 |
| rev | line source |
|---|---|
| 0 | 1 #! /bin/sh |
| 2 | |
| 3 # ltconfig - Create a system-specific libtool. | |
| 4 # Copyright (C) 1996-1999 Free Software Foundation, Inc. | |
| 5 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 | |
| 6 # | |
| 7 # This file is free software; you can redistribute it and/or modify it | |
| 8 # under the terms of the GNU General Public License as published by | |
| 9 # the Free Software Foundation; either version 2 of the License, or | |
| 10 # (at your option) any later version. | |
| 11 # | |
| 12 # This program is distributed in the hope that it will be useful, but | |
| 13 # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 # General Public License for more details. | |
| 16 # | |
| 17 # You should have received a copy of the GNU General Public License | |
| 18 # along with this program; if not, write to the Free Software | |
| 19 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 20 # | |
| 21 # As a special exception to the GNU General Public License, if you | |
| 22 # distribute this file as part of a program that contains a | |
| 23 # configuration script generated by Autoconf, you may include it under | |
| 24 # the same distribution terms that you use for the rest of that program. | |
| 25 | |
| 26 # A lot of this script is taken from autoconf-2.10. | |
| 27 | |
| 28 # Check that we are running under the correct shell. | |
| 29 SHELL=${CONFIG_SHELL-/bin/sh} | |
| 30 echo=echo | |
| 31 if test "X$1" = X--no-reexec; then | |
| 32 # Discard the --no-reexec flag, and continue. | |
| 33 shift | |
| 34 elif test "X$1" = X--fallback-echo; then | |
| 35 # Avoid inline document here, it may be left over | |
| 36 : | |
| 37 elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then | |
| 38 # Yippee, $echo works! | |
| 39 : | |
| 40 else | |
| 41 # Restart under the correct shell. | |
| 42 exec "$SHELL" "$0" --no-reexec ${1+"$@"} | |
| 43 fi | |
| 44 | |
| 45 if test "X$1" = X--fallback-echo; then | |
| 46 # used as fallback echo | |
| 47 shift | |
| 48 cat <<EOF | |
| 49 $* | |
| 50 EOF | |
| 51 exit 0 | |
| 52 fi | |
| 53 | |
| 54 # Find the correct PATH separator. Usually this is `:', but | |
| 55 # DJGPP uses `;' like DOS. | |
| 56 if test "X${PATH_SEPARATOR+set}" != Xset; then | |
| 57 UNAME=${UNAME-`uname 2>/dev/null`} | |
| 58 case X$UNAME in | |
| 59 *-DOS) PATH_SEPARATOR=';' ;; | |
| 60 *) PATH_SEPARATOR=':' ;; | |
| 61 esac | |
| 62 fi | |
| 63 | |
| 64 # The HP-UX ksh and POSIX shell print the target directory to stdout | |
| 65 # if CDPATH is set. | |
| 66 if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi | |
| 67 | |
| 68 if test "X${echo_test_string+set}" != Xset; then | |
| 69 # find a string as large as possible, as long as the shell can cope with it | |
| 70 for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do | |
| 71 # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ... | |
| 72 if (echo_test_string="`eval $cmd`") 2>/dev/null && | |
| 73 echo_test_string="`eval $cmd`" && | |
| 74 (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then | |
| 75 break | |
| 76 fi | |
| 77 done | |
| 78 fi | |
| 79 | |
| 80 if test "X`($echo '\t') 2>/dev/null`" != 'X\t' || | |
| 81 test "X`($echo "$echo_test_string") 2>/dev/null`" != X"$echo_test_string"; then | |
| 82 # The Solaris, AIX, and Digital Unix default echo programs unquote | |
| 83 # backslashes. This makes it impossible to quote backslashes using | |
| 84 # echo "$something" | sed 's/\\/\\\\/g' | |
| 85 # | |
| 86 # So, first we look for a working echo in the user's PATH. | |
| 87 | |
| 88 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" | |
| 89 for dir in $PATH /usr/ucb; do | |
| 90 if (test -f $dir/echo || test -f $dir/echo$ac_exeext) && | |
| 91 test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' && | |
| 92 test "X`($dir/echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
| 93 echo="$dir/echo" | |
| 94 break | |
| 95 fi | |
| 96 done | |
| 97 IFS="$save_ifs" | |
| 98 | |
| 99 if test "X$echo" = Xecho; then | |
| 100 # We didn't find a better echo, so look for alternatives. | |
| 101 if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' && | |
| 102 test "X`(print -r "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
| 103 # This shell has a builtin print -r that does the trick. | |
| 104 echo='print -r' | |
| 105 elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) && | |
| 106 test "X$CONFIG_SHELL" != X/bin/ksh; then | |
| 107 # If we have ksh, try running ltconfig again with it. | |
| 108 ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}" | |
| 109 export ORIGINAL_CONFIG_SHELL | |
| 110 CONFIG_SHELL=/bin/ksh | |
| 111 export CONFIG_SHELL | |
| 112 exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"} | |
| 113 else | |
| 114 # Try using printf. | |
| 115 echo='printf "%s\n"' | |
| 116 if test "X`($echo '\t') 2>/dev/null`" = 'X\t' && | |
| 117 test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
| 118 # Cool, printf works | |
| 119 : | |
| 120 elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && | |
| 121 test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
| 122 CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL" | |
| 123 export CONFIG_SHELL | |
| 124 SHELL="$CONFIG_SHELL" | |
| 125 export SHELL | |
| 126 echo="$CONFIG_SHELL $0 --fallback-echo" | |
| 127 elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && | |
| 128 test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then | |
| 129 echo="$CONFIG_SHELL $0 --fallback-echo" | |
| 130 else | |
| 131 # maybe with a smaller string... | |
| 132 prev=: | |
| 133 | |
| 134 for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do | |
| 135 if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then | |
| 136 break | |
| 137 fi | |
| 138 prev="$cmd" | |
| 139 done | |
| 140 | |
| 141 if test "$prev" != 'sed 50q "$0"'; then | |
| 142 echo_test_string=`eval $prev` | |
| 143 export echo_test_string | |
| 144 exec "${ORIGINAL_CONFIG_SHELL}" "$0" ${1+"$@"} | |
| 145 else | |
| 146 # Oops. We lost completely, so just stick with echo. | |
| 147 echo=echo | |
| 148 fi | |
| 149 fi | |
| 150 fi | |
| 151 fi | |
| 152 fi | |
| 153 | |
| 154 # Sed substitution that helps us do robust quoting. It backslashifies | |
| 155 # metacharacters that are still active within double-quoted strings. | |
| 156 Xsed='sed -e s/^X//' | |
| 157 sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g' | |
| 158 | |
| 159 # Same as above, but do not quote variable references. | |
| 160 double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g' | |
| 161 | |
| 162 # Sed substitution to delay expansion of an escaped shell variable in a | |
| 163 # double_quote_subst'ed string. | |
| 164 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g' | |
| 165 | |
| 166 # The name of this program. | |
| 167 progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'` | |
| 168 | |
| 169 # Constants: | |
| 170 PROGRAM=ltconfig | |
| 171 PACKAGE=libtool | |
| 172 VERSION=1.3.5 | |
| 173 TIMESTAMP=" (1.385.2.206 2000/05/27 11:12:27)" | |
| 174 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' | |
| 175 ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' | |
| 176 rm="rm -f" | |
| 177 | |
| 178 help="Try \`$progname --help' for more information." | |
| 179 | |
| 180 # Global variables: | |
| 181 default_ofile=libtool | |
| 182 can_build_shared=yes | |
| 183 enable_shared=yes | |
| 184 # All known linkers require a `.a' archive for static linking (except M$VC, | |
| 185 # which needs '.lib'). | |
| 186 enable_static=yes | |
| 187 enable_fast_install=yes | |
| 188 enable_dlopen=unknown | |
| 189 enable_win32_dll=no | |
| 190 ltmain= | |
| 191 silent= | |
| 192 srcdir= | |
| 193 ac_config_guess= | |
| 194 ac_config_sub= | |
| 195 host= | |
| 196 nonopt= | |
| 197 ofile="$default_ofile" | |
| 198 verify_host=yes | |
| 199 with_gcc=no | |
| 200 with_gnu_ld=no | |
| 201 need_locks=yes | |
| 202 ac_ext=c | |
| 203 objext=o | |
| 204 libext=a | |
| 205 exeext= | |
| 206 cache_file= | |
| 207 | |
| 208 old_AR="$AR" | |
| 209 old_CC="$CC" | |
| 210 old_CFLAGS="$CFLAGS" | |
| 211 old_CPPFLAGS="$CPPFLAGS" | |
| 212 old_LDFLAGS="$LDFLAGS" | |
| 213 old_LD="$LD" | |
| 214 old_LN_S="$LN_S" | |
| 215 old_LIBS="$LIBS" | |
| 216 old_NM="$NM" | |
| 217 old_RANLIB="$RANLIB" | |
| 218 old_DLLTOOL="$DLLTOOL" | |
| 219 old_OBJDUMP="$OBJDUMP" | |
| 220 old_AS="$AS" | |
| 221 | |
| 222 # Parse the command line options. | |
| 223 args= | |
| 224 prev= | |
| 225 for option | |
| 226 do | |
| 227 case "$option" in | |
| 228 -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;; | |
| 229 *) optarg= ;; | |
| 230 esac | |
| 231 | |
| 232 # If the previous option needs an argument, assign it. | |
| 233 if test -n "$prev"; then | |
| 234 eval "$prev=\$option" | |
| 235 prev= | |
| 236 continue | |
| 237 fi | |
| 238 | |
| 239 case "$option" in | |
| 240 --help) cat <<EOM | |
| 241 Usage: $progname [OPTION]... [HOST [LTMAIN]] | |
| 242 | |
| 243 Generate a system-specific libtool script. | |
| 244 | |
| 245 --debug enable verbose shell tracing | |
| 246 --disable-shared do not build shared libraries | |
| 247 --disable-static do not build static libraries | |
| 248 --disable-fast-install do not optimize for fast installation | |
| 249 --enable-dlopen enable dlopen support | |
| 250 --enable-win32-dll enable building dlls on win32 hosts | |
| 251 --help display this help and exit | |
| 252 --no-verify do not verify that HOST is a valid host type | |
| 253 -o, --output=FILE specify the output file [default=$default_ofile] | |
| 254 --quiet same as \`--silent' | |
| 255 --silent do not print informational messages | |
| 256 --srcdir=DIR find \`config.guess' in DIR | |
| 257 --version output version information and exit | |
| 258 --with-gcc assume that the GNU C compiler will be used | |
| 259 --with-gnu-ld assume that the C compiler uses the GNU linker | |
| 260 --disable-lock disable file locking | |
| 261 --cache-file=FILE configure cache file | |
| 262 | |
| 263 LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program | |
| 264 that provides basic libtool functionality. | |
| 265 | |
| 266 HOST is the canonical host system name [default=guessed]. | |
| 267 EOM | |
| 268 exit 0 | |
| 269 ;; | |
| 270 | |
| 271 --debug) | |
| 272 echo "$progname: enabling shell trace mode" | |
| 273 set -x | |
| 274 ;; | |
| 275 | |
| 276 --disable-shared) enable_shared=no ;; | |
| 277 | |
| 278 --disable-static) enable_static=no ;; | |
| 279 | |
| 280 --disable-fast-install) enable_fast_install=no ;; | |
| 281 | |
| 282 --enable-dlopen) enable_dlopen=yes ;; | |
| 283 | |
| 284 --enable-win32-dll) enable_win32_dll=yes ;; | |
| 285 | |
| 286 --quiet | --silent) silent=yes ;; | |
| 287 | |
| 288 --srcdir) prev=srcdir ;; | |
| 289 --srcdir=*) srcdir="$optarg" ;; | |
| 290 | |
| 291 --no-verify) verify_host=no ;; | |
| 292 | |
| 293 --output | -o) prev=ofile ;; | |
| 294 --output=*) ofile="$optarg" ;; | |
| 295 | |
| 296 --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;; | |
| 297 | |
| 298 --with-gcc) with_gcc=yes ;; | |
| 299 --with-gnu-ld) with_gnu_ld=yes ;; | |
| 300 | |
| 301 --disable-lock) need_locks=no ;; | |
| 302 | |
| 303 --cache-file=*) cache_file="$optarg" ;; | |
| 304 | |
| 305 -*) | |
| 306 echo "$progname: unrecognized option \`$option'" 1>&2 | |
| 307 echo "$help" 1>&2 | |
| 308 exit 1 | |
| 309 ;; | |
| 310 | |
| 311 *) | |
| 312 if test -z "$ltmain"; then | |
| 313 ltmain="$option" | |
| 314 elif test -z "$host"; then | |
| 315 # This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1 | |
| 316 # if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then | |
| 317 # echo "$progname: warning \`$option' is not a valid host type" 1>&2 | |
| 318 # fi | |
| 319 host="$option" | |
| 320 else | |
| 321 echo "$progname: too many arguments" 1>&2 | |
| 322 echo "$help" 1>&2 | |
| 323 exit 1 | |
| 324 fi ;; | |
| 325 esac | |
| 326 done | |
| 327 | |
| 328 if test -z "$ltmain"; then | |
| 329 echo "$progname: you must specify a LTMAIN file" 1>&2 | |
| 330 echo "$help" 1>&2 | |
| 331 exit 1 | |
| 332 fi | |
| 333 | |
| 334 if test ! -f "$ltmain"; then | |
| 335 echo "$progname: \`$ltmain' does not exist" 1>&2 | |
| 336 echo "$help" 1>&2 | |
| 337 exit 1 | |
| 338 fi | |
| 339 | |
| 340 # Quote any args containing shell metacharacters. | |
| 341 ltconfig_args= | |
| 342 for arg | |
| 343 do | |
| 344 case "$arg" in | |
| 345 *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*) | |
| 346 ltconfig_args="$ltconfig_args '$arg'" ;; | |
| 347 *) ltconfig_args="$ltconfig_args $arg" ;; | |
| 348 esac | |
| 349 done | |
| 350 | |
| 351 # A relevant subset of AC_INIT. | |
| 352 | |
| 353 # File descriptor usage: | |
| 354 # 0 standard input | |
| 355 # 1 file creation | |
| 356 # 2 errors and warnings | |
| 357 # 3 some systems may open it to /dev/tty | |
| 358 # 4 used on the Kubota Titan | |
| 359 # 5 compiler messages saved in config.log | |
| 360 # 6 checking for... messages and results | |
| 361 if test "$silent" = yes; then | |
| 362 exec 6>/dev/null | |
| 363 else | |
| 364 exec 6>&1 | |
| 365 fi | |
| 366 exec 5>>./config.log | |
| 367 | |
| 368 # NLS nuisances. | |
| 369 # Only set LANG and LC_ALL to C if already set. | |
| 370 # These must not be set unconditionally because not all systems understand | |
| 371 # e.g. LANG=C (notably SCO). | |
| 372 if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi | |
| 373 if test "X${LANG+set}" = Xset; then LANG=C; export LANG; fi | |
| 374 | |
| 375 if test -n "$cache_file" && test -r "$cache_file"; then | |
| 376 echo "loading cache $cache_file within ltconfig" | |
| 377 . $cache_file | |
| 378 fi | |
| 379 | |
| 380 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then | |
| 381 # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. | |
| 382 if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then | |
| 383 ac_n= ac_c=' | |
| 384 ' ac_t=' ' | |
| 385 else | |
| 386 ac_n=-n ac_c= ac_t= | |
| 387 fi | |
| 388 else | |
| 389 ac_n= ac_c='\c' ac_t= | |
| 390 fi | |
| 391 | |
| 392 if test -z "$srcdir"; then | |
| 393 # Assume the source directory is the same one as the path to LTMAIN. | |
| 394 srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'` | |
| 395 test "$srcdir" = "$ltmain" && srcdir=. | |
| 396 fi | |
| 397 | |
| 398 trap "$rm conftest*; exit 1" 1 2 15 | |
| 399 if test "$verify_host" = yes; then | |
| 400 # Check for config.guess and config.sub. | |
| 401 ac_aux_dir= | |
| 402 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do | |
| 403 if test -f $ac_dir/config.guess; then | |
| 404 ac_aux_dir=$ac_dir | |
| 405 break | |
| 406 fi | |
| 407 done | |
| 408 if test -z "$ac_aux_dir"; then | |
| 409 echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2 | |
| 410 echo "$help" 1>&2 | |
| 411 exit 1 | |
| 412 fi | |
| 413 ac_config_guess=$ac_aux_dir/config.guess | |
| 414 ac_config_sub=$ac_aux_dir/config.sub | |
| 415 | |
| 416 # Make sure we can run config.sub. | |
| 417 if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then : | |
| 418 else | |
| 419 echo "$progname: cannot run $ac_config_sub" 1>&2 | |
| 420 echo "$help" 1>&2 | |
| 421 exit 1 | |
| 422 fi | |
| 423 | |
| 424 echo $ac_n "checking host system type""... $ac_c" 1>&6 | |
| 425 | |
| 426 host_alias=$host | |
| 427 case "$host_alias" in | |
| 428 "") | |
| 429 if host_alias=`$SHELL $ac_config_guess`; then : | |
| 430 else | |
| 431 echo "$progname: cannot guess host type; you must specify one" 1>&2 | |
| 432 echo "$help" 1>&2 | |
| 433 exit 1 | |
| 434 fi ;; | |
| 435 esac | |
| 436 host=`$SHELL $ac_config_sub $host_alias` | |
| 437 echo "$ac_t$host" 1>&6 | |
| 438 | |
| 439 # Make sure the host verified. | |
| 440 test -z "$host" && exit 1 | |
| 441 | |
| 442 elif test -z "$host"; then | |
| 443 echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2 | |
| 444 echo "$help" 1>&2 | |
| 445 exit 1 | |
| 446 else | |
| 447 host_alias=$host | |
| 448 fi | |
| 449 | |
| 450 # Transform linux* to *-*-linux-gnu*, to support old configure scripts. | |
| 451 case "$host_os" in | |
| 452 linux-gnu*) ;; | |
| 453 linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'` | |
| 454 esac | |
| 455 | |
| 456 host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` | |
| 457 host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` | |
| 458 host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` | |
| 459 | |
| 460 case "$host_os" in | |
| 461 aix3*) | |
| 462 # AIX sometimes has problems with the GCC collect2 program. For some | |
| 463 # reason, if we set the COLLECT_NAMES environment variable, the problems | |
| 464 # vanish in a puff of smoke. | |
| 465 if test "X${COLLECT_NAMES+set}" != Xset; then | |
| 466 COLLECT_NAMES= | |
| 467 export COLLECT_NAMES | |
| 468 fi | |
| 469 ;; | |
| 470 esac | |
| 471 | |
| 472 # Determine commands to create old-style static archives. | |
| 473 old_archive_cmds='$AR cru $oldlib$oldobjs' | |
| 474 old_postinstall_cmds='chmod 644 $oldlib' | |
| 475 old_postuninstall_cmds= | |
| 476 | |
| 477 # Set a sane default for `AR'. | |
| 478 test -z "$AR" && AR=ar | |
| 479 | |
| 480 # Set a sane default for `OBJDUMP'. | |
| 481 test -z "$OBJDUMP" && OBJDUMP=objdump | |
| 482 | |
| 483 # If RANLIB is not set, then run the test. | |
| 484 if test "${RANLIB+set}" != "set"; then | |
| 485 result=no | |
| 486 | |
| 487 echo $ac_n "checking for ranlib... $ac_c" 1>&6 | |
| 488 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" | |
| 489 for dir in $PATH; do | |
| 490 test -z "$dir" && dir=. | |
| 491 if test -f $dir/ranlib || test -f $dir/ranlib$ac_exeext; then | |
| 492 RANLIB="ranlib" | |
| 493 result="ranlib" | |
| 494 break | |
| 495 fi | |
| 496 done | |
| 497 IFS="$save_ifs" | |
| 498 | |
| 499 echo "$ac_t$result" 1>&6 | |
| 500 fi | |
| 501 | |
| 502 if test -n "$RANLIB"; then | |
| 503 old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib" | |
| 504 old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds" | |
| 505 fi | |
| 506 | |
| 507 # Set sane defaults for `DLLTOOL', `OBJDUMP', and `AS', used on cygwin. | |
| 508 test -z "$DLLTOOL" && DLLTOOL=dlltool | |
| 509 test -z "$OBJDUMP" && OBJDUMP=objdump | |
| 510 test -z "$AS" && AS=as | |
| 511 | |
| 512 # Check to see if we are using GCC. | |
| 513 if test "$with_gcc" != yes || test -z "$CC"; then | |
| 514 # If CC is not set, then try to find GCC or a usable CC. | |
| 515 if test -z "$CC"; then | |
| 516 echo $ac_n "checking for gcc... $ac_c" 1>&6 | |
| 517 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" | |
| 518 for dir in $PATH; do | |
| 519 test -z "$dir" && dir=. | |
| 520 if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then | |
| 521 CC="gcc" | |
| 522 break | |
| 523 fi | |
| 524 done | |
| 525 IFS="$save_ifs" | |
| 526 | |
| 527 if test -n "$CC"; then | |
| 528 echo "$ac_t$CC" 1>&6 | |
| 529 else | |
| 530 echo "$ac_t"no 1>&6 | |
| 531 fi | |
| 532 fi | |
| 533 | |
| 534 # Not "gcc", so try "cc", rejecting "/usr/ucb/cc". | |
| 535 if test -z "$CC"; then | |
| 536 echo $ac_n "checking for cc... $ac_c" 1>&6 | |
| 537 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" | |
| 538 cc_rejected=no | |
| 539 for dir in $PATH; do | |
| 540 test -z "$dir" && dir=. | |
| 541 if test -f $dir/cc || test -f $dir/cc$ac_exeext; then | |
| 542 if test "$dir/cc" = "/usr/ucb/cc"; then | |
| 543 cc_rejected=yes | |
| 544 continue | |
| 545 fi | |
| 546 CC="cc" | |
| 547 break | |
| 548 fi | |
| 549 done | |
| 550 IFS="$save_ifs" | |
| 551 if test $cc_rejected = yes; then | |
| 552 # We found a bogon in the path, so make sure we never use it. | |
| 553 set dummy $CC | |
| 554 shift | |
| 555 if test $# -gt 0; then | |
| 556 # We chose a different compiler from the bogus one. | |
| 557 # However, it has the same name, so the bogon will be chosen | |
| 558 # first if we set CC to just the name; use the full file name. | |
| 559 shift | |
| 560 set dummy "$dir/cc" "$@" | |
| 561 shift | |
| 562 CC="$@" | |
| 563 fi | |
| 564 fi | |
| 565 | |
| 566 if test -n "$CC"; then | |
| 567 echo "$ac_t$CC" 1>&6 | |
| 568 else | |
| 569 echo "$ac_t"no 1>&6 | |
| 570 fi | |
| 571 | |
| 572 if test -z "$CC"; then | |
| 573 echo "$progname: error: no acceptable cc found in \$PATH" 1>&2 | |
| 574 exit 1 | |
| 575 fi | |
| 576 fi | |
| 577 | |
| 578 # Now see if the compiler is really GCC. | |
| 579 with_gcc=no | |
| 580 echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6 | |
| 581 echo "$progname:581: checking whether we are using GNU C" >&5 | |
| 582 | |
| 583 $rm conftest.c | |
| 584 cat > conftest.c <<EOF | |
| 585 #ifdef __GNUC__ | |
| 586 yes; | |
| 587 #endif | |
| 588 EOF | |
| 589 if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:589: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then | |
| 590 with_gcc=yes | |
| 591 fi | |
| 592 $rm conftest.c | |
| 593 echo "$ac_t$with_gcc" 1>&6 | |
| 594 fi | |
| 595 | |
| 596 # Allow CC to be a program name with arguments. | |
| 597 set dummy $CC | |
| 598 compiler="$2" | |
| 599 | |
| 600 echo $ac_n "checking for object suffix... $ac_c" 1>&6 | |
| 601 $rm conftest* | |
| 602 echo 'int i = 1;' > conftest.c | |
| 603 echo "$progname:603: checking for object suffix" >& 5 | |
| 604 if { (eval echo $progname:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then | |
| 605 # Append any warnings to the config.log. | |
| 606 cat conftest.err 1>&5 | |
| 607 | |
| 608 for ac_file in conftest.*; do | |
| 609 case $ac_file in | |
| 610 *.c) ;; | |
| 611 *) objext=`echo $ac_file | sed -e s/conftest.//` ;; | |
| 612 esac | |
| 613 done | |
| 614 else | |
| 615 cat conftest.err 1>&5 | |
| 616 echo "$progname: failed program was:" >&5 | |
| 617 cat conftest.c >&5 | |
| 618 fi | |
| 619 $rm conftest* | |
| 620 echo "$ac_t$objext" 1>&6 | |
| 621 | |
| 622 echo $ac_n "checking for executable suffix... $ac_c" 1>&6 | |
| 623 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then | |
| 624 echo $ac_n "(cached) $ac_c" 1>&6 | |
| 625 else | |
| 626 ac_cv_exeext="no" | |
| 627 $rm conftest* | |
| 628 echo 'main () { return 0; }' > conftest.c | |
| 629 echo "$progname:629: checking for executable suffix" >& 5 | |
| 630 if { (eval echo $progname:630: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then | |
| 631 # Append any warnings to the config.log. | |
| 632 cat conftest.err 1>&5 | |
| 633 | |
| 634 for ac_file in conftest.*; do | |
| 635 case $ac_file in | |
| 636 *.c | *.err | *.$objext ) ;; | |
| 637 *) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;; | |
| 638 esac | |
| 639 done | |
| 640 else | |
| 641 cat conftest.err 1>&5 | |
| 642 echo "$progname: failed program was:" >&5 | |
| 643 cat conftest.c >&5 | |
| 644 fi | |
| 645 $rm conftest* | |
| 646 fi | |
| 647 if test "X$ac_cv_exeext" = Xno; then | |
| 648 exeext="" | |
| 649 else | |
| 650 exeext="$ac_cv_exeext" | |
| 651 fi | |
| 652 echo "$ac_t$ac_cv_exeext" 1>&6 | |
| 653 | |
| 654 echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6 | |
| 655 pic_flag= | |
| 656 special_shlib_compile_flags= | |
| 657 wl= | |
| 658 link_static_flag= | |
| 659 no_builtin_flag= | |
| 660 | |
| 661 if test "$with_gcc" = yes; then | |
| 662 wl='-Wl,' | |
| 663 link_static_flag='-static' | |
| 664 | |
| 665 case "$host_os" in | |
| 666 beos* | irix5* | irix6* | osf3* | osf4* | osf5*) | |
| 667 # PIC is the default for these OSes. | |
| 668 ;; | |
| 669 aix*) | |
| 670 # Below there is a dirty hack to force normal static linking with -ldl | |
| 671 # The problem is because libdl dynamically linked with both libc and | |
| 672 # libC (AIX C++ library), which obviously doesn't included in libraries | |
| 673 # list by gcc. This cause undefined symbols with -static flags. | |
| 674 # This hack allows C programs to be linked with "-static -ldl", but | |
| 675 # we not sure about C++ programs. | |
| 676 link_static_flag="$link_static_flag ${wl}-lC" | |
| 677 ;; | |
| 678 cygwin* | mingw* | os2*) | |
| 679 # We can build DLLs from non-PIC. | |
| 680 ;; | |
| 681 amigaos*) | |
| 682 # FIXME: we need at least 68020 code to build shared libraries, but | |
| 683 # adding the `-m68020' flag to GCC prevents building anything better, | |
| 684 # like `-m68040'. | |
| 685 pic_flag='-m68020 -resident32 -malways-restore-a4' | |
| 686 ;; | |
| 687 sysv4*MP*) | |
| 688 if test -d /usr/nec; then | |
| 689 pic_flag=-Kconform_pic | |
| 690 fi | |
| 691 ;; | |
| 692 *) | |
| 693 pic_flag='-fPIC' | |
| 694 ;; | |
| 695 esac | |
| 696 else | |
| 697 # PORTME Check for PIC flags for the system compiler. | |
| 698 case "$host_os" in | |
| 699 aix3* | aix4*) | |
| 700 # All AIX code is PIC. | |
| 701 link_static_flag='-bnso -bI:/lib/syscalls.exp' | |
| 702 ;; | |
| 703 | |
| 704 hpux9* | hpux10* | hpux11*) | |
| 705 # Is there a better link_static_flag that works with the bundled CC? | |
| 706 wl='-Wl,' | |
| 707 link_static_flag="${wl}-a ${wl}archive" | |
| 708 pic_flag='+Z' | |
| 709 ;; | |
| 710 | |
| 711 irix5* | irix6*) | |
| 712 wl='-Wl,' | |
| 713 link_static_flag='-non_shared' | |
| 714 # PIC (with -KPIC) is the default. | |
| 715 ;; | |
| 716 | |
| 717 cygwin* | mingw* | os2*) | |
| 718 # We can build DLLs from non-PIC. | |
| 719 ;; | |
| 720 | |
| 721 osf3* | osf4* | osf5*) | |
| 722 # All OSF/1 code is PIC. | |
| 723 wl='-Wl,' | |
| 724 link_static_flag='-non_shared' | |
| 725 ;; | |
| 726 | |
| 727 sco3.2v5*) | |
| 728 pic_flag='-Kpic' | |
| 729 link_static_flag='-dn' | |
| 730 special_shlib_compile_flags='-belf' | |
| 731 ;; | |
| 732 | |
| 733 solaris*) | |
| 734 pic_flag='-KPIC' | |
| 735 link_static_flag='-Bstatic' | |
| 736 wl='-Wl,' | |
| 737 ;; | |
| 738 | |
| 739 sunos4*) | |
| 740 pic_flag='-PIC' | |
| 741 link_static_flag='-Bstatic' | |
| 742 wl='-Qoption ld ' | |
| 743 ;; | |
| 744 | |
| 745 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) | |
| 746 pic_flag='-KPIC' | |
| 747 link_static_flag='-Bstatic' | |
| 748 wl='-Wl,' | |
| 749 ;; | |
| 750 | |
| 751 uts4*) | |
| 752 pic_flag='-pic' | |
| 753 link_static_flag='-Bstatic' | |
| 754 ;; | |
| 755 sysv4*MP*) | |
| 756 if test -d /usr/nec ;then | |
| 757 pic_flag='-Kconform_pic' | |
| 758 link_static_flag='-Bstatic' | |
| 759 fi | |
| 760 ;; | |
| 761 *) | |
| 762 can_build_shared=no | |
| 763 ;; | |
| 764 esac | |
| 765 fi | |
| 766 | |
| 767 if test -n "$pic_flag"; then | |
| 768 echo "$ac_t$pic_flag" 1>&6 | |
| 769 | |
| 770 # Check to make sure the pic_flag actually works. | |
| 771 echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6 | |
| 772 $rm conftest* | |
| 773 echo "int some_variable = 0;" > conftest.c | |
| 774 save_CFLAGS="$CFLAGS" | |
| 775 CFLAGS="$CFLAGS $pic_flag -DPIC" | |
| 776 echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5 | |
| 777 if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then | |
| 778 # Append any warnings to the config.log. | |
| 779 cat conftest.err 1>&5 | |
| 780 | |
| 781 case "$host_os" in | |
| 782 hpux9* | hpux10* | hpux11*) | |
| 783 # On HP-UX, both CC and GCC only warn that PIC is supported... then they | |
| 784 # create non-PIC objects. So, if there were any warnings, we assume that | |
| 785 # PIC is not supported. | |
| 786 if test -s conftest.err; then | |
| 787 echo "$ac_t"no 1>&6 | |
| 788 can_build_shared=no | |
| 789 pic_flag= | |
| 790 else | |
| 791 echo "$ac_t"yes 1>&6 | |
| 792 pic_flag=" $pic_flag" | |
| 793 fi | |
| 794 ;; | |
| 795 *) | |
| 796 echo "$ac_t"yes 1>&6 | |
| 797 pic_flag=" $pic_flag" | |
| 798 ;; | |
| 799 esac | |
| 800 else | |
| 801 # Append any errors to the config.log. | |
| 802 cat conftest.err 1>&5 | |
| 803 can_build_shared=no | |
| 804 pic_flag= | |
| 805 echo "$ac_t"no 1>&6 | |
| 806 fi | |
| 807 CFLAGS="$save_CFLAGS" | |
| 808 $rm conftest* | |
| 809 else | |
| 810 echo "$ac_t"none 1>&6 | |
| 811 fi | |
| 812 | |
| 813 # Check to see if options -o and -c are simultaneously supported by compiler | |
| 814 echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6 | |
| 815 $rm -r conftest 2>/dev/null | |
| 816 mkdir conftest | |
| 817 cd conftest | |
| 818 $rm conftest* | |
| 819 echo "int some_variable = 0;" > conftest.c | |
| 820 mkdir out | |
| 821 # According to Tom Tromey, Ian Lance Taylor reported there are C compilers | |
| 822 # that will create temporary files in the current directory regardless of | |
| 823 # the output directory. Thus, making CWD read-only will cause this test | |
| 824 # to fail, enabling locking or at least warning the user not to do parallel | |
| 825 # builds. | |
| 826 chmod -w . | |
| 827 save_CFLAGS="$CFLAGS" | |
| 828 CFLAGS="$CFLAGS -o out/conftest2.o" | |
| 829 echo "$progname:829: checking if $compiler supports -c -o file.o" >&5 | |
| 830 if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then | |
| 831 | |
| 832 # The compiler can only warn and ignore the option if not recognized | |
| 833 # So say no if there are warnings | |
| 834 if test -s out/conftest.err; then | |
| 835 echo "$ac_t"no 1>&6 | |
| 836 compiler_c_o=no | |
| 837 else | |
| 838 echo "$ac_t"yes 1>&6 | |
| 839 compiler_c_o=yes | |
| 840 fi | |
| 841 else | |
| 842 # Append any errors to the config.log. | |
| 843 cat out/conftest.err 1>&5 | |
| 844 compiler_c_o=no | |
| 845 echo "$ac_t"no 1>&6 | |
| 846 fi | |
| 847 CFLAGS="$save_CFLAGS" | |
| 848 chmod u+w . | |
| 849 $rm conftest* out/* | |
| 850 rmdir out | |
| 851 cd .. | |
| 852 rmdir conftest | |
| 853 $rm -r conftest 2>/dev/null | |
| 854 | |
| 855 if test x"$compiler_c_o" = x"yes"; then | |
| 856 # Check to see if we can write to a .lo | |
| 857 echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6 | |
| 858 $rm conftest* | |
| 859 echo "int some_variable = 0;" > conftest.c | |
| 860 save_CFLAGS="$CFLAGS" | |
| 861 CFLAGS="$CFLAGS -c -o conftest.lo" | |
| 862 echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5 | |
| 863 if { (eval echo $progname:863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then | |
| 864 | |
| 865 # The compiler can only warn and ignore the option if not recognized | |
| 866 # So say no if there are warnings | |
| 867 if test -s conftest.err; then | |
| 868 echo "$ac_t"no 1>&6 | |
| 869 compiler_o_lo=no | |
| 870 else | |
| 871 echo "$ac_t"yes 1>&6 | |
| 872 compiler_o_lo=yes | |
| 873 fi | |
| 874 else | |
| 875 # Append any errors to the config.log. | |
| 876 cat conftest.err 1>&5 | |
| 877 compiler_o_lo=no | |
| 878 echo "$ac_t"no 1>&6 | |
| 879 fi | |
| 880 CFLAGS="$save_CFLAGS" | |
| 881 $rm conftest* | |
| 882 else | |
| 883 compiler_o_lo=no | |
| 884 fi | |
| 885 | |
| 886 # Check to see if we can do hard links to lock some files if needed | |
| 887 hard_links="nottested" | |
| 888 if test "$compiler_c_o" = no && test "$need_locks" != no; then | |
| 889 # do not overwrite the value of need_locks provided by the user | |
| 890 echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6 | |
| 891 hard_links=yes | |
| 892 $rm conftest* | |
| 893 ln conftest.a conftest.b 2>/dev/null && hard_links=no | |
| 894 touch conftest.a | |
| 895 ln conftest.a conftest.b 2>&5 || hard_links=no | |
| 896 ln conftest.a conftest.b 2>/dev/null && hard_links=no | |
| 897 echo "$ac_t$hard_links" 1>&6 | |
| 898 $rm conftest* | |
| 899 if test "$hard_links" = no; then | |
| 900 echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2 | |
| 901 need_locks=warn | |
| 902 fi | |
| 903 else | |
| 904 need_locks=no | |
| 905 fi | |
| 906 | |
| 907 if test "$with_gcc" = yes; then | |
| 908 # Check to see if options -fno-rtti -fno-exceptions are supported by compiler | |
| 909 echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6 | |
| 910 $rm conftest* | |
| 911 echo "int some_variable = 0;" > conftest.c | |
| 912 save_CFLAGS="$CFLAGS" | |
| 913 CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c" | |
| 914 echo "$progname:914: checking if $compiler supports -fno-rtti -fno-exceptions" >&5 | |
| 915 if { (eval echo $progname:915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then | |
| 916 | |
| 917 # The compiler can only warn and ignore the option if not recognized | |
| 918 # So say no if there are warnings | |
| 919 if test -s conftest.err; then | |
| 920 echo "$ac_t"no 1>&6 | |
| 921 compiler_rtti_exceptions=no | |
| 922 else | |
| 923 echo "$ac_t"yes 1>&6 | |
| 924 compiler_rtti_exceptions=yes | |
| 925 fi | |
| 926 else | |
| 927 # Append any errors to the config.log. | |
| 928 cat conftest.err 1>&5 | |
| 929 compiler_rtti_exceptions=no | |
| 930 echo "$ac_t"no 1>&6 | |
| 931 fi | |
| 932 CFLAGS="$save_CFLAGS" | |
| 933 $rm conftest* | |
| 934 | |
| 935 if test "$compiler_rtti_exceptions" = "yes"; then | |
| 936 no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions' | |
| 937 else | |
| 938 no_builtin_flag=' -fno-builtin' | |
| 939 fi | |
| 940 | |
| 941 fi | |
| 942 | |
| 943 # Check for any special shared library compilation flags. | |
| 944 if test -n "$special_shlib_compile_flags"; then | |
| 945 echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2 | |
| 946 if echo "$old_CC $old_CFLAGS " | egrep -e "[ ]$special_shlib_compile_flags[ ]" >/dev/null; then : | |
| 947 else | |
| 948 echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2 | |
| 949 can_build_shared=no | |
| 950 fi | |
| 951 fi | |
| 952 | |
| 953 echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6 | |
| 954 $rm conftest* | |
| 955 echo 'main(){return(0);}' > conftest.c | |
| 956 save_LDFLAGS="$LDFLAGS" | |
| 957 LDFLAGS="$LDFLAGS $link_static_flag" | |
| 958 echo "$progname:958: checking if $compiler static flag $link_static_flag works" >&5 | |
| 959 if { (eval echo $progname:959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then | |
| 960 echo "$ac_t$link_static_flag" 1>&6 | |
| 961 else | |
| 962 echo "$ac_t"none 1>&6 | |
| 963 link_static_flag= | |
| 964 fi | |
| 965 LDFLAGS="$save_LDFLAGS" | |
| 966 $rm conftest* | |
| 967 | |
| 968 if test -z "$LN_S"; then | |
| 969 # Check to see if we can use ln -s, or we need hard links. | |
| 970 echo $ac_n "checking whether ln -s works... $ac_c" 1>&6 | |
| 971 $rm conftest.dat | |
| 972 if ln -s X conftest.dat 2>/dev/null; then | |
| 973 $rm conftest.dat | |
| 974 LN_S="ln -s" | |
| 975 else | |
| 976 LN_S=ln | |
| 977 fi | |
| 978 if test "$LN_S" = "ln -s"; then | |
| 979 echo "$ac_t"yes 1>&6 | |
| 980 else | |
| 981 echo "$ac_t"no 1>&6 | |
| 982 fi | |
| 983 fi | |
| 984 | |
| 985 # Make sure LD is an absolute path. | |
| 986 if test -z "$LD"; then | |
| 987 ac_prog=ld | |
| 988 if test "$with_gcc" = yes; then | |
| 989 # Check if gcc -print-prog-name=ld gives a path. | |
| 990 echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6 | |
| 991 echo "$progname:991: checking for ld used by GCC" >&5 | |
| 992 ac_prog=`($CC -print-prog-name=ld) 2>&5` | |
| 993 case "$ac_prog" in | |
| 994 # Accept absolute paths. | |
| 995 [\\/]* | [A-Za-z]:[\\/]*) | |
| 996 re_direlt='/[^/][^/]*/\.\./' | |
| 997 # Canonicalize the path of ld | |
| 998 ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` | |
| 999 while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do | |
| 1000 ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` | |
| 1001 done | |
| 1002 test -z "$LD" && LD="$ac_prog" | |
| 1003 ;; | |
| 1004 "") | |
| 1005 # If it fails, then pretend we are not using GCC. | |
| 1006 ac_prog=ld | |
| 1007 ;; | |
| 1008 *) | |
| 1009 # If it is relative, then search for the first ld in PATH. | |
| 1010 with_gnu_ld=unknown | |
| 1011 ;; | |
| 1012 esac | |
| 1013 elif test "$with_gnu_ld" = yes; then | |
| 1014 echo $ac_n "checking for GNU ld... $ac_c" 1>&6 | |
| 1015 echo "$progname:1015: checking for GNU ld" >&5 | |
| 1016 else | |
| 1017 echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6 | |
| 1018 echo "$progname:1018: checking for non-GNU ld" >&5 | |
| 1019 fi | |
| 1020 | |
| 1021 if test -z "$LD"; then | |
| 1022 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" | |
| 1023 for ac_dir in $PATH; do | |
| 1024 test -z "$ac_dir" && ac_dir=. | |
| 1025 if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then | |
| 1026 LD="$ac_dir/$ac_prog" | |
| 1027 # Check to see if the program is GNU ld. I'd rather use --version, | |
| 1028 # but apparently some GNU ld's only accept -v. | |
| 1029 # Break only if it was the GNU/non-GNU ld that we prefer. | |
| 1030 if "$LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then | |
| 1031 test "$with_gnu_ld" != no && break | |
| 1032 else | |
| 1033 test "$with_gnu_ld" != yes && break | |
| 1034 fi | |
| 1035 fi | |
| 1036 done | |
| 1037 IFS="$ac_save_ifs" | |
| 1038 fi | |
| 1039 | |
| 1040 if test -n "$LD"; then | |
| 1041 echo "$ac_t$LD" 1>&6 | |
| 1042 else | |
| 1043 echo "$ac_t"no 1>&6 | |
| 1044 fi | |
| 1045 | |
| 1046 if test -z "$LD"; then | |
| 1047 echo "$progname: error: no acceptable ld found in \$PATH" 1>&2 | |
| 1048 exit 1 | |
| 1049 fi | |
| 1050 fi | |
| 1051 | |
| 1052 # Check to see if it really is or is not GNU ld. | |
| 1053 echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6 | |
| 1054 # I'd rather use --version here, but apparently some GNU ld's only accept -v. | |
| 1055 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then | |
| 1056 with_gnu_ld=yes | |
| 1057 else | |
| 1058 with_gnu_ld=no | |
| 1059 fi | |
| 1060 echo "$ac_t$with_gnu_ld" 1>&6 | |
| 1061 | |
| 1062 # See if the linker supports building shared libraries. | |
| 1063 echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6 | |
| 1064 | |
| 1065 allow_undefined_flag= | |
| 1066 no_undefined_flag= | |
| 1067 need_lib_prefix=unknown | |
| 1068 need_version=unknown | |
| 1069 # when you set need_version to no, make sure it does not cause -set_version | |
| 1070 # flags to be left without arguments | |
| 1071 archive_cmds= | |
| 1072 archive_expsym_cmds= | |
| 1073 old_archive_from_new_cmds= | |
| 1074 export_dynamic_flag_spec= | |
| 1075 whole_archive_flag_spec= | |
| 1076 thread_safe_flag_spec= | |
| 1077 hardcode_libdir_flag_spec= | |
| 1078 hardcode_libdir_separator= | |
| 1079 hardcode_direct=no | |
| 1080 hardcode_minus_L=no | |
| 1081 hardcode_shlibpath_var=unsupported | |
| 1082 runpath_var= | |
| 1083 always_export_symbols=no | |
| 1084 export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols' | |
| 1085 # include_expsyms should be a list of space-separated symbols to be *always* | |
| 1086 # included in the symbol list | |
| 1087 include_expsyms= | |
| 1088 # exclude_expsyms can be an egrep regular expression of symbols to exclude | |
| 1089 # it will be wrapped by ` (' and `)$', so one must not match beginning or | |
| 1090 # end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc', | |
| 1091 # as well as any symbol that contains `d'. | |
| 1092 exclude_expsyms="_GLOBAL_OFFSET_TABLE_" | |
| 1093 # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out | |
| 1094 # platforms (ab)use it in PIC code, but their linkers get confused if | |
| 1095 # the symbol is explicitly referenced. Since portable code cannot | |
| 1096 # rely on this symbol name, it's probably fine to never include it in | |
| 1097 # preloaded symbol tables. | |
| 1098 | |
| 1099 case "$host_os" in | |
| 1100 cygwin* | mingw*) | |
| 1101 # FIXME: the MSVC++ port hasn't been tested in a loooong time | |
| 1102 # When not using gcc, we currently assume that we are using | |
| 1103 # Microsoft Visual C++. | |
| 1104 if test "$with_gcc" != yes; then | |
| 1105 with_gnu_ld=no | |
| 1106 fi | |
| 1107 ;; | |
|
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|
1108 openbsd*) |
|
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|
1109 with_gnu_ld=no |
|
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|
1110 ;; |
| 0 | 1111 |
| 1112 esac | |
| 1113 | |
| 1114 ld_shlibs=yes | |
| 1115 if test "$with_gnu_ld" = yes; then | |
| 1116 # If archive_cmds runs LD, not CC, wlarc should be empty | |
| 1117 wlarc='${wl}' | |
| 1118 | |
| 1119 # See if GNU ld supports shared libraries. | |
| 1120 case "$host_os" in | |
| 1121 aix3* | aix4*) | |
| 1122 # On AIX, the GNU linker is very broken | |
| 1123 ld_shlibs=no | |
| 1124 cat <<EOF 1>&2 | |
| 1125 | |
| 1126 *** Warning: the GNU linker, at least up to release 2.9.1, is reported | |
| 1127 *** to be unable to reliably create shared libraries on AIX. | |
| 1128 *** Therefore, libtool is disabling shared libraries support. If you | |
| 1129 *** really care for shared libraries, you may want to modify your PATH | |
| 1130 *** so that a non-GNU linker is found, and then restart. | |
| 1131 | |
| 1132 EOF | |
| 1133 ;; | |
| 1134 | |
| 1135 amigaos*) | |
| 1136 archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)' | |
| 1137 hardcode_libdir_flag_spec='-L$libdir' | |
| 1138 hardcode_minus_L=yes | |
| 1139 | |
| 1140 # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports | |
| 1141 # that the semantics of dynamic libraries on AmigaOS, at least up | |
| 1142 # to version 4, is to share data among multiple programs linked | |
| 1143 # with the same dynamic library. Since this doesn't match the | |
| 1144 # behavior of shared libraries on other platforms, we can use | |
| 1145 # them. | |
| 1146 ld_shlibs=no | |
| 1147 ;; | |
| 1148 | |
| 1149 beos*) | |
| 1150 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then | |
| 1151 #allow_undefined_flag=unsupported | |
| 1152 # Joseph Beckenbach <jrb3@best.com> says some releases of gcc | |
| 1153 # support --undefined. This deserves some investigation. FIXME | |
| 1154 archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' | |
| 1155 else | |
| 1156 ld_shlibs=no | |
| 1157 fi | |
| 1158 ;; | |
| 1159 | |
| 1160 cygwin* | mingw*) | |
|
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1161 # Special flag that tells Cygwin to use the native MSVC runtime |
|
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|
1162 case "$host_os" in |
|
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|
1163 cygwin*) |
|
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|
1164 cygwin_use_msvcrt=true |
|
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|
1165 ;; |
|
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|
1166 esac |
| 0 | 1167 # hardcode_libdir_flag_spec is actually meaningless, as there is |
| 1168 # no search path for DLLs. | |
| 1169 hardcode_libdir_flag_spec='-L$libdir' | |
| 1170 # allow_undefined_flag=unsupported | |
| 1171 always_export_symbols=yes | |
| 1172 | |
| 1173 # Extract the symbol export list from an `--export-all' def file, | |
| 1174 # then regenerate the def file from the symbol export list, so that | |
| 1175 # the compiled dll only exports the symbol export list. | |
| 1176 # Be careful not to strip the DATA tag left by newer dlltools. | |
|
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|
1177 if [ "$cygwin_use_msvcrt" = "true" ]; then |
|
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|
1178 export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ |
|
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|
1179 test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -U__CYGWIN__ -U__CYGWIN32__ -c $soname-ltdll.c)~ |
|
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|
1180 $DLLTOOL --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def $objdir/$soname-ltdll.$objext $libobjs $convenience~ |
|
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|
1181 sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $objdir/$soname-def > $export_symbols' |
|
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|
1182 else |
|
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|
1183 export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ |
| 0 | 1184 test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~ |
| 1185 $DLLTOOL --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def $objdir/$soname-ltdll.$objext $libobjs $convenience~ | |
| 1186 sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $objdir/$soname-def > $export_symbols' | |
|
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|
1187 fi |
| 0 | 1188 |
| 1189 # If DATA tags from a recent dlltool are present, honour them! | |
|
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1190 if [ "$cygwin_use_msvcrt" = "true" ]; then |
|
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|
1191 archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~ |
|
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|
1192 _lt_hint=1; |
|
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|
1193 cat $export_symbols | while read symbol; do |
|
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|
1194 set dummy \$symbol; |
|
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|
1195 case \$# in |
|
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|
1196 2) echo " \$2 @ \$_lt_hint ; " >> $objdir/$soname-def;; |
|
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|
1197 *) echo " \$2 @ \$_lt_hint \$3 ; " >> $objdir/$soname-def;; |
|
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|
1198 esac; |
|
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|
1199 _lt_hint=`expr 1 + \$_lt_hint`; |
|
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|
1200 done~ |
|
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|
1201 test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ |
|
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|
1202 test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -U__CYGWIN__ -U__CYGWIN32__ -c $soname-ltdll.c)~ |
|
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|
1203 $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts -L/usr/lib/mingw -mno-cygwin~ |
|
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|
1204 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ |
|
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|
1205 $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts -L/usr/lib/mingw -mno-cygwin~ |
|
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|
1206 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ |
|
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|
1207 $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts -L/usr/lib/mingw -mno-cygwin~ |
|
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|
1208 : strip_is_broken_with_dlls_on_win95B - strip $lib' |
|
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|
1209 else |
|
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|
1210 archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~ |
| 0 | 1211 _lt_hint=1; |
| 1212 cat $export_symbols | while read symbol; do | |
| 1213 set dummy \$symbol; | |
| 1214 case \$# in | |
| 1215 2) echo " \$2 @ \$_lt_hint ; " >> $objdir/$soname-def;; | |
| 1216 *) echo " \$2 @ \$_lt_hint \$3 ; " >> $objdir/$soname-def;; | |
| 1217 esac; | |
| 1218 _lt_hint=`expr 1 + \$_lt_hint`; | |
| 1219 done~ | |
| 1220 test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ | |
| 1221 test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~ | |
| 1222 $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ | |
| 1223 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ | |
| 1224 $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ | |
| 1225 $DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ | |
| 1226 $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ | |
| 1227 : strip_is_broken_with_dlls_on_win95B - strip $lib' | |
|
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|
1228 fi |
|
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|
1229 old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a' |
| 0 | 1230 ;; |
| 1231 | |
| 1232 netbsd*) | |
| 1233 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then | |
| 1234 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' | |
| 1235 archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' | |
| 1236 else | |
| 1237 archive_cmds='$LD -Bshareable $libobjs $deplibs $linkopts -o $lib' | |
| 1238 # can we support soname and/or expsyms with a.out? -oliva | |
| 1239 fi | |
| 1240 ;; | |
| 1241 | |
| 1242 solaris* | sysv5*) | |
| 1243 if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then | |
| 1244 ld_shlibs=no | |
| 1245 cat <<EOF 1>&2 | |
| 1246 | |
| 1247 *** Warning: The releases 2.8.* of the GNU linker cannot reliably | |
| 1248 *** create shared libraries on Solaris systems. Therefore, libtool | |
| 1249 *** is disabling shared libraries support. We urge you to upgrade GNU | |
| 1250 *** binutils to release 2.9.1 or newer. Another option is to modify | |
| 1251 *** your PATH or compiler configuration so that the native linker is | |
| 1252 *** used, and then restart. | |
| 1253 | |
| 1254 EOF | |
| 1255 elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then | |
| 1256 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' | |
| 1257 archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' | |
| 1258 else | |
| 1259 ld_shlibs=no | |
| 1260 fi | |
| 1261 ;; | |
| 1262 | |
| 1263 sunos4*) | |
| 1264 archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linkopts' | |
| 1265 wlarc= | |
| 1266 hardcode_direct=yes | |
| 1267 hardcode_shlibpath_var=no | |
| 1268 ;; | |
| 1269 | |
| 1270 *) | |
| 1271 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then | |
| 1272 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' | |
| 1273 archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' | |
| 1274 else | |
| 1275 ld_shlibs=no | |
| 1276 fi | |
| 1277 ;; | |
| 1278 esac | |
| 1279 | |
| 1280 if test "$ld_shlibs" = yes; then | |
| 1281 runpath_var=LD_RUN_PATH | |
| 1282 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir' | |
| 1283 export_dynamic_flag_spec='${wl}--export-dynamic' | |
| 1284 case $host_os in | |
| 1285 cygwin* | mingw*) | |
| 1286 # dlltool doesn't understand --whole-archive et. al. | |
| 1287 whole_archive_flag_spec= | |
| 1288 ;; | |
|
42
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|
1289 netbsd*) |
|
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1290 whole_archive_flag_spec= |
|
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|
1291 ;; |
| 0 | 1292 *) |
| 1293 # ancient GNU ld didn't support --whole-archive et. al. | |
| 1294 if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then | |
| 1295 whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' | |
| 1296 else | |
| 1297 whole_archive_flag_spec= | |
| 1298 fi | |
| 1299 ;; | |
| 1300 esac | |
| 1301 fi | |
| 1302 else | |
| 1303 # PORTME fill in a description of your system's linker (not GNU ld) | |
| 1304 case "$host_os" in | |
| 1305 aix3*) | |
| 1306 allow_undefined_flag=unsupported | |
| 1307 always_export_symbols=yes | |
| 1308 archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linkopts -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname' | |
| 1309 # Note: this linker hardcodes the directories in LIBPATH if there | |
| 1310 # are no directories specified by -L. | |
| 1311 hardcode_minus_L=yes | |
| 1312 if test "$with_gcc" = yes && test -z "$link_static_flag"; then | |
| 1313 # Neither direct hardcoding nor static linking is supported with a | |
| 1314 # broken collect2. | |
| 1315 hardcode_direct=unsupported | |
| 1316 fi | |
| 1317 ;; | |
| 1318 | |
| 1319 aix4*) | |
| 1320 hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib' | |
| 1321 hardcode_libdir_separator=':' | |
| 1322 if test "$with_gcc" = yes; then | |
| 1323 collect2name=`${CC} -print-prog-name=collect2` | |
| 1324 if test -f "$collect2name" && \ | |
| 1325 strings "$collect2name" | grep resolve_lib_name >/dev/null | |
| 1326 then | |
| 1327 # We have reworked collect2 | |
| 1328 hardcode_direct=yes | |
| 1329 else | |
| 1330 # We have old collect2 | |
| 1331 hardcode_direct=unsupported | |
| 1332 # It fails to find uninstalled libraries when the uninstalled | |
| 1333 # path is not listed in the libpath. Setting hardcode_minus_L | |
| 1334 # to unsupported forces relinking | |
| 1335 hardcode_minus_L=yes | |
| 1336 hardcode_libdir_flag_spec='-L$libdir' | |
| 1337 hardcode_libdir_separator= | |
| 1338 fi | |
| 1339 shared_flag='-shared' | |
| 1340 else | |
| 1341 shared_flag='${wl}-bM:SRE' | |
| 1342 hardcode_direct=yes | |
| 1343 fi | |
| 1344 allow_undefined_flag=' ${wl}-berok' | |
| 1345 archive_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}' | |
| 1346 archive_expsym_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}' | |
| 1347 case "$host_os" in aix4.[01]|aix4.[01].*) | |
| 1348 # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on | |
| 1349 always_export_symbols=yes ;; | |
| 1350 esac | |
| 1351 ;; | |
| 1352 | |
| 1353 amigaos*) | |
| 1354 archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)' | |
| 1355 hardcode_libdir_flag_spec='-L$libdir' | |
| 1356 hardcode_minus_L=yes | |
| 1357 # see comment about different semantics on the GNU ld section | |
| 1358 ld_shlibs=no | |
| 1359 ;; | |
| 1360 | |
| 1361 cygwin* | mingw*) | |
| 1362 # When not using gcc, we currently assume that we are using | |
| 1363 # Microsoft Visual C++. | |
| 1364 # hardcode_libdir_flag_spec is actually meaningless, as there is | |
| 1365 # no search path for DLLs. | |
| 1366 hardcode_libdir_flag_spec=' ' | |
| 1367 # allow_undefined_flag=unsupported | |
| 1368 # Tell ltmain to make .lib files, not .a files. | |
| 1369 libext=lib | |
| 1370 # FIXME: Setting linknames here is a bad hack. | |
| 1371 archive_cmds='$CC -o $lib $libobjs $linkopts `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames=' | |
| 1372 # The linker will automatically build a .lib file if we build a DLL. | |
| 1373 old_archive_from_new_cmds='true' | |
| 1374 # FIXME: Should let the user specify the lib program. | |
| 1375 old_archive_cmds='lib /OUT:$oldlib$oldobjs' | |
| 1376 fix_srcfile_path='`cygpath -w $srcfile`' | |
| 1377 ;; | |
| 1378 | |
| 1379 freebsd1*) | |
| 1380 ld_shlibs=no | |
| 1381 ;; | |
| 1382 | |
| 1383 # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor | |
| 1384 # support. Future versions do this automatically, but an explicit c++rt0.o | |
| 1385 # does not break anything, and helps significantly (at the cost of a little | |
| 1386 # extra space). | |
| 1387 freebsd2.2*) | |
| 1388 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts /usr/lib/c++rt0.o' | |
| 1389 hardcode_libdir_flag_spec='-R$libdir' | |
| 1390 hardcode_direct=yes | |
| 1391 hardcode_shlibpath_var=no | |
| 1392 ;; | |
| 1393 | |
| 1394 # Unfortunately, older versions of FreeBSD 2 do not have this feature. | |
| 1395 freebsd2*) | |
| 1396 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' | |
| 1397 hardcode_direct=yes | |
| 1398 hardcode_minus_L=yes | |
| 1399 hardcode_shlibpath_var=no | |
| 1400 ;; | |
| 1401 | |
| 1402 # FreeBSD 3 and greater uses gcc -shared to do shared libraries. | |
| 1403 freebsd*) | |
| 1404 archive_cmds='$CC -shared -o $lib $libobjs $deplibs $linkopts' | |
| 1405 hardcode_libdir_flag_spec='-R$libdir' | |
| 1406 hardcode_direct=yes | |
| 1407 hardcode_shlibpath_var=no | |
| 1408 ;; | |
| 1409 | |
| 1410 hpux9* | hpux10* | hpux11*) | |
| 1411 case "$host_os" in | |
| 1412 hpux9*) archive_cmds='$rm $objdir/$soname~$LD -b +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linkopts~test $objdir/$soname = $lib || mv $objdir/$soname $lib' ;; | |
| 1413 *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linkopts' ;; | |
| 1414 esac | |
| 1415 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' | |
| 1416 hardcode_libdir_separator=: | |
| 1417 hardcode_direct=yes | |
| 1418 hardcode_minus_L=yes # Not in the search PATH, but as the default | |
| 1419 # location of the library. | |
| 1420 export_dynamic_flag_spec='${wl}-E' | |
| 1421 ;; | |
| 1422 | |
| 1423 irix5* | irix6*) | |
| 1424 if test "$with_gcc" = yes; then | |
| 1425 archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' | |
| 1426 else | |
| 1427 archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' | |
| 1428 fi | |
| 1429 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
| 1430 hardcode_libdir_separator=: | |
| 1431 ;; | |
| 1432 | |
| 1433 netbsd*) | |
| 1434 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then | |
| 1435 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' # a.out | |
| 1436 else | |
| 1437 archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts' # ELF | |
| 1438 fi | |
| 1439 hardcode_libdir_flag_spec='${wl}-R$libdir' | |
| 1440 hardcode_direct=yes | |
| 1441 hardcode_shlibpath_var=no | |
| 1442 ;; | |
| 1443 | |
| 1444 openbsd*) | |
| 1445 hardcode_direct=yes | |
| 1446 hardcode_shlibpath_var=no | |
|
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1447 case "$host_os" in |
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1448 openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*) |
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1449 archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' |
|
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1450 hardcode_libdir_flag_spec='-R$libdir' |
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1451 ;; |
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1452 *) |
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1453 archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $linkopts' |
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1454 hardcode_libdir_flag_spec='${wl}-rpath,$libdir' |
|
143
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1455 if test "`echo __ELF__ | $CC -E - | grep __ELF__`" = "" -o "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then |
|
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1456 export_dynamic_flag_spec='${wl}-E' |
|
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1457 fi |
|
1
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1458 ;; |
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|
1459 esac |
| 0 | 1460 ;; |
| 1461 | |
| 1462 os2*) | |
| 1463 hardcode_libdir_flag_spec='-L$libdir' | |
| 1464 hardcode_minus_L=yes | |
| 1465 allow_undefined_flag=unsupported | |
| 1466 archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp $libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $linkopts $objdir/$libname.def' | |
| 1467 old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def' | |
| 1468 ;; | |
| 1469 | |
| 1470 osf3*) | |
| 1471 if test "$with_gcc" = yes; then | |
| 1472 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
| 1473 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' | |
| 1474 else | |
| 1475 allow_undefined_flag=' -expect_unresolved \*' | |
| 1476 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' | |
| 1477 fi | |
| 1478 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
| 1479 hardcode_libdir_separator=: | |
| 1480 ;; | |
| 1481 | |
| 1482 osf4* | osf5*) # As osf3* with the addition of the -msym flag | |
| 1483 if test "$with_gcc" = yes; then | |
| 1484 allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' | |
| 1485 archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' | |
| 1486 else | |
| 1487 allow_undefined_flag=' -expect_unresolved \*' | |
| 1488 archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' | |
| 1489 fi | |
| 1490 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' | |
| 1491 hardcode_libdir_separator=: | |
| 1492 ;; | |
| 1493 rhapsody*) | |
| 1494 archive_cmds='$CC -bundle -undefined suppress -o $lib $libobjs $deplibs $linkopts' | |
| 1495 hardcode_libdir_flags_spec='-L$libdir' | |
| 1496 hardcode_direct=yes | |
| 1497 hardcode_shlibpath_var=no | |
| 1498 ;; | |
| 1499 | |
| 1500 sco3.2v5*) | |
| 1501 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
| 1502 hardcode_shlibpath_var=no | |
| 1503 runpath_var=LD_RUN_PATH | |
| 1504 hardcode_runpath_var=yes | |
| 1505 ;; | |
| 1506 | |
| 1507 solaris*) | |
| 1508 no_undefined_flag=' -z text' | |
| 1509 # $CC -shared without GNU ld will not create a library from C++ | |
| 1510 # object files and a static libstdc++, better avoid it by now | |
| 1511 archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts' | |
| 1512 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ | |
| 1513 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp' | |
| 1514 hardcode_libdir_flag_spec='-R$libdir' | |
| 1515 hardcode_shlibpath_var=no | |
| 1516 case "$host_os" in | |
| 1517 solaris2.[0-5] | solaris2.[0-5].*) ;; | |
| 1518 *) # Supported since Solaris 2.6 (maybe 2.5.1?) | |
| 1519 whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;; | |
| 1520 esac | |
| 1521 ;; | |
| 1522 | |
| 1523 sunos4*) | |
| 1524 archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts' | |
| 1525 hardcode_libdir_flag_spec='-L$libdir' | |
| 1526 hardcode_direct=yes | |
| 1527 hardcode_minus_L=yes | |
| 1528 hardcode_shlibpath_var=no | |
| 1529 ;; | |
| 1530 | |
| 1531 sysv4) | |
| 1532 if test "x$host_vendor" = xsequent; then | |
| 1533 # Use $CC to link under sequent, because it throws in some extra .o | |
| 1534 # files that make .init and .fini sections work. | |
| 1535 archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $linkopts' | |
| 1536 else | |
| 1537 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
| 1538 fi | |
| 1539 runpath_var='LD_RUN_PATH' | |
| 1540 hardcode_shlibpath_var=no | |
| 1541 hardcode_direct=no #Motorola manual says yes, but my tests say they lie | |
| 1542 ;; | |
| 1543 | |
| 1544 sysv4.3*) | |
| 1545 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
| 1546 hardcode_shlibpath_var=no | |
| 1547 export_dynamic_flag_spec='-Bexport' | |
| 1548 ;; | |
| 1549 | |
| 1550 sysv5*) | |
| 1551 no_undefined_flag=' -z text' | |
| 1552 # $CC -shared without GNU ld will not create a library from C++ | |
| 1553 # object files and a static libstdc++, better avoid it by now | |
| 1554 archive_cmds='$LD -G${allow_undefined_flag} -h $rpath/$soname -o $lib $libobjs $deplibs $linkopts' | |
| 1555 archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ | |
| 1556 $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp' | |
| 1557 hardcode_libdir_flag_spec= | |
| 1558 hardcode_shlibpath_var=no | |
| 1559 runpath_var='LD_RUN_PATH' | |
| 1560 ;; | |
| 1561 | |
| 1562 uts4*) | |
| 1563 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
| 1564 hardcode_libdir_flag_spec='-L$libdir' | |
| 1565 hardcode_shlibpath_var=no | |
| 1566 ;; | |
| 1567 | |
| 1568 dgux*) | |
| 1569 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
| 1570 hardcode_libdir_flag_spec='-L$libdir' | |
| 1571 hardcode_shlibpath_var=no | |
| 1572 ;; | |
| 1573 | |
| 1574 sysv4*MP*) | |
| 1575 if test -d /usr/nec; then | |
| 1576 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
| 1577 hardcode_shlibpath_var=no | |
| 1578 runpath_var=LD_RUN_PATH | |
| 1579 hardcode_runpath_var=yes | |
| 1580 ld_shlibs=yes | |
| 1581 fi | |
| 1582 ;; | |
| 1583 | |
| 1584 sysv4.2uw2*) | |
| 1585 archive_cmds='$LD -G -o $lib $libobjs $deplibs $linkopts' | |
| 1586 hardcode_direct=yes | |
| 1587 hardcode_minus_L=no | |
| 1588 hardcode_shlibpath_var=no | |
| 1589 hardcode_runpath_var=yes | |
| 1590 runpath_var=LD_RUN_PATH | |
| 1591 ;; | |
| 1592 | |
| 1593 unixware7*) | |
| 1594 archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' | |
| 1595 runpath_var='LD_RUN_PATH' | |
| 1596 hardcode_shlibpath_var=no | |
| 1597 ;; | |
| 1598 | |
| 1599 *) | |
| 1600 ld_shlibs=no | |
| 1601 ;; | |
| 1602 esac | |
| 1603 fi | |
| 1604 echo "$ac_t$ld_shlibs" 1>&6 | |
| 1605 test "$ld_shlibs" = no && can_build_shared=no | |
| 1606 | |
| 1607 if test -z "$NM"; then | |
| 1608 echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6 | |
| 1609 case "$NM" in | |
| 1610 [\\/]* | [A-Za-z]:[\\/]*) ;; # Let the user override the test with a path. | |
| 1611 *) | |
| 1612 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" | |
| 1613 for ac_dir in $PATH /usr/ucb /usr/ccs/bin /bin; do | |
| 1614 test -z "$ac_dir" && ac_dir=. | |
| 1615 if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext; then | |
| 1616 # Check to see if the nm accepts a BSD-compat flag. | |
| 1617 # Adding the `sed 1q' prevents false positives on HP-UX, which says: | |
| 1618 # nm: unknown option "B" ignored | |
| 1619 if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then | |
| 1620 NM="$ac_dir/nm -B" | |
| 1621 break | |
| 1622 elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then | |
| 1623 NM="$ac_dir/nm -p" | |
| 1624 break | |
| 1625 else | |
| 1626 NM=${NM="$ac_dir/nm"} # keep the first match, but | |
| 1627 continue # so that we can try to find one that supports BSD flags | |
| 1628 fi | |
| 1629 fi | |
| 1630 done | |
| 1631 IFS="$ac_save_ifs" | |
| 1632 test -z "$NM" && NM=nm | |
| 1633 ;; | |
| 1634 esac | |
| 1635 echo "$ac_t$NM" 1>&6 | |
| 1636 fi | |
| 1637 | |
| 1638 # Check for command to grab the raw symbol name followed by C symbol from nm. | |
| 1639 echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6 | |
| 1640 | |
| 1641 # These are sane defaults that work on at least a few old systems. | |
| 1642 # [They come from Ultrix. What could be older than Ultrix?!! ;)] | |
| 1643 | |
| 1644 # Character class describing NM global symbol codes. | |
| 1645 symcode='[BCDEGRST]' | |
| 1646 | |
| 1647 # Regexp to match symbols that can be accessed directly from C. | |
| 1648 sympat='\([_A-Za-z][_A-Za-z0-9]*\)' | |
| 1649 | |
| 1650 # Transform the above into a raw symbol and a C symbol. | |
| 1651 symxfrm='\1 \2\3 \3' | |
| 1652 | |
| 1653 # Transform an extracted symbol line into a proper C declaration | |
| 1654 global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'" | |
| 1655 | |
| 1656 # Define system-specific variables. | |
| 1657 case "$host_os" in | |
| 1658 aix*) | |
| 1659 symcode='[BCDT]' | |
| 1660 ;; | |
| 1661 cygwin* | mingw*) | |
| 1662 symcode='[ABCDGISTW]' | |
| 1663 ;; | |
| 1664 hpux*) # Its linker distinguishes data from code symbols | |
| 1665 global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'" | |
| 1666 ;; | |
| 1667 irix*) | |
| 1668 symcode='[BCDEGRST]' | |
| 1669 ;; | |
| 1670 solaris*) | |
| 1671 symcode='[BDT]' | |
| 1672 ;; | |
| 1673 sysv4) | |
| 1674 symcode='[DFNSTU]' | |
| 1675 ;; | |
| 1676 esac | |
| 1677 | |
| 1678 # If we're using GNU nm, then use its standard symbol codes. | |
| 1679 if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then | |
| 1680 symcode='[ABCDGISTW]' | |
| 1681 fi | |
| 1682 | |
| 1683 # Try without a prefix undercore, then with it. | |
| 1684 for ac_symprfx in "" "_"; do | |
| 1685 | |
| 1686 # Write the raw and C identifiers. | |
| 1687 global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$/$symxfrm/p'" | |
| 1688 | |
| 1689 # Check to see that the pipe works correctly. | |
| 1690 pipe_works=no | |
| 1691 $rm conftest* | |
| 1692 cat > conftest.c <<EOF | |
| 1693 #ifdef __cplusplus | |
| 1694 extern "C" { | |
| 1695 #endif | |
| 1696 char nm_test_var; | |
| 1697 void nm_test_func(){} | |
| 1698 #ifdef __cplusplus | |
| 1699 } | |
| 1700 #endif | |
| 1701 main(){nm_test_var='a';nm_test_func();return(0);} | |
| 1702 EOF | |
| 1703 | |
| 1704 echo "$progname:1653: checking if global_symbol_pipe works" >&5 | |
| 1705 if { (eval echo $progname:1654: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then | |
| 1706 # Now try to grab the symbols. | |
| 1707 nlist=conftest.nm | |
| 1708 if { echo "$progname:1657: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then | |
| 1709 | |
| 1710 # Try sorting and uniquifying the output. | |
| 1711 if sort "$nlist" | uniq > "$nlist"T; then | |
| 1712 mv -f "$nlist"T "$nlist" | |
| 1713 else | |
| 1714 rm -f "$nlist"T | |
| 1715 fi | |
| 1716 | |
| 1717 # Make sure that we snagged all the symbols we need. | |
| 1718 if egrep ' nm_test_var$' "$nlist" >/dev/null; then | |
| 1719 if egrep ' nm_test_func$' "$nlist" >/dev/null; then | |
| 1720 cat <<EOF > conftest.c | |
| 1721 #ifdef __cplusplus | |
| 1722 extern "C" { | |
| 1723 #endif | |
| 1724 | |
| 1725 EOF | |
| 1726 # Now generate the symbol file. | |
| 1727 eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.c' | |
| 1728 | |
| 1729 cat <<EOF >> conftest.c | |
| 1730 #if defined (__STDC__) && __STDC__ | |
| 1731 # define lt_ptr_t void * | |
| 1732 #else | |
| 1733 # define lt_ptr_t char * | |
| 1734 # define const | |
| 1735 #endif | |
| 1736 | |
| 1737 /* The mapping between symbol names and symbols. */ | |
| 1738 const struct { | |
| 1739 const char *name; | |
| 1740 lt_ptr_t address; | |
| 1741 } | |
| 1742 lt_preloaded_symbols[] = | |
| 1743 { | |
| 1744 EOF | |
| 1745 sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.c | |
| 1746 cat <<\EOF >> conftest.c | |
| 1747 {0, (lt_ptr_t) 0} | |
| 1748 }; | |
| 1749 | |
| 1750 #ifdef __cplusplus | |
| 1751 } | |
| 1752 #endif | |
| 1753 EOF | |
| 1754 # Now try linking the two files. | |
| 1755 mv conftest.$objext conftstm.$objext | |
| 1756 save_LIBS="$LIBS" | |
| 1757 save_CFLAGS="$CFLAGS" | |
| 1758 LIBS="conftstm.$objext" | |
| 1759 CFLAGS="$CFLAGS$no_builtin_flag" | |
| 1760 if { (eval echo $progname:1709: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then | |
| 1761 pipe_works=yes | |
| 1762 else | |
| 1763 echo "$progname: failed program was:" >&5 | |
| 1764 cat conftest.c >&5 | |
| 1765 fi | |
| 1766 LIBS="$save_LIBS" | |
| 1767 else | |
| 1768 echo "cannot find nm_test_func in $nlist" >&5 | |
| 1769 fi | |
| 1770 else | |
| 1771 echo "cannot find nm_test_var in $nlist" >&5 | |
| 1772 fi | |
| 1773 else | |
| 1774 echo "cannot run $global_symbol_pipe" >&5 | |
| 1775 fi | |
| 1776 else | |
| 1777 echo "$progname: failed program was:" >&5 | |
| 1778 cat conftest.c >&5 | |
| 1779 fi | |
| 1780 $rm conftest* conftst* | |
| 1781 | |
| 1782 # Do not use the global_symbol_pipe unless it works. | |
| 1783 if test "$pipe_works" = yes; then | |
| 1784 break | |
| 1785 else | |
| 1786 global_symbol_pipe= | |
| 1787 fi | |
| 1788 done | |
| 1789 if test "$pipe_works" = yes; then | |
| 1790 echo "${ac_t}ok" 1>&6 | |
| 1791 else | |
| 1792 echo "${ac_t}failed" 1>&6 | |
| 1793 fi | |
| 1794 | |
| 1795 if test -z "$global_symbol_pipe"; then | |
| 1796 global_symbol_to_cdecl= | |
| 1797 fi | |
| 1798 | |
| 1799 # Check hardcoding attributes. | |
| 1800 echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6 | |
| 1801 hardcode_action= | |
| 1802 if test -n "$hardcode_libdir_flag_spec" || \ | |
| 1803 test -n "$runpath_var"; then | |
| 1804 | |
| 1805 # We can hardcode non-existant directories. | |
| 1806 if test "$hardcode_direct" != no && | |
| 1807 # If the only mechanism to avoid hardcoding is shlibpath_var, we | |
| 1808 # have to relink, otherwise we might link with an installed library | |
| 1809 # when we should be linking with a yet-to-be-installed one | |
| 1810 ## test "$hardcode_shlibpath_var" != no && | |
| 1811 test "$hardcode_minus_L" != no; then | |
| 1812 # Linking always hardcodes the temporary library directory. | |
| 1813 hardcode_action=relink | |
| 1814 else | |
| 1815 # We can link without hardcoding, and we can hardcode nonexisting dirs. | |
| 1816 hardcode_action=immediate | |
| 1817 fi | |
| 1818 else | |
| 1819 # We cannot hardcode anything, or else we can only hardcode existing | |
| 1820 # directories. | |
| 1821 hardcode_action=unsupported | |
| 1822 fi | |
| 1823 echo "$ac_t$hardcode_action" 1>&6 | |
| 1824 | |
| 1825 | |
| 1826 reload_flag= | |
| 1827 reload_cmds='$LD$reload_flag -o $output$reload_objs' | |
| 1828 echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6 | |
| 1829 # PORTME Some linkers may need a different reload flag. | |
| 1830 reload_flag='-r' | |
| 1831 echo "$ac_t$reload_flag" 1>&6 | |
| 1832 test -n "$reload_flag" && reload_flag=" $reload_flag" | |
| 1833 | |
| 1834 # PORTME Fill in your ld.so characteristics | |
| 1835 library_names_spec= | |
| 1836 libname_spec='lib$name' | |
| 1837 soname_spec= | |
| 1838 postinstall_cmds= | |
| 1839 postuninstall_cmds= | |
| 1840 finish_cmds= | |
| 1841 finish_eval= | |
| 1842 shlibpath_var= | |
| 1843 shlibpath_overrides_runpath=unknown | |
| 1844 version_type=none | |
| 1845 dynamic_linker="$host_os ld.so" | |
| 1846 sys_lib_dlsearch_path_spec="/lib /usr/lib" | |
| 1847 sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib" | |
| 1848 file_magic_cmd= | |
| 1849 file_magic_test_file= | |
| 1850 deplibs_check_method='unknown' | |
| 1851 # Need to set the preceding variable on all platforms that support | |
| 1852 # interlibrary dependencies. | |
| 1853 # 'none' -- dependencies not supported. | |
| 1854 # `unknown' -- same as none, but documents that we really don't know. | |
| 1855 # 'pass_all' -- all dependencies passed with no checks. | |
| 1856 # 'test_compile' -- check by making test program. | |
| 1857 # 'file_magic [regex]' -- check by looking for files in library path | |
| 1858 # which responds to the $file_magic_cmd with a given egrep regex. | |
| 1859 # If you have `file' or equivalent on your system and you're not sure | |
| 1860 # whether `pass_all' will *always* work, you probably want this one. | |
| 1861 echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6 | |
| 1862 case "$host_os" in | |
| 1863 aix3*) | |
| 1864 version_type=linux | |
| 1865 library_names_spec='${libname}${release}.so$versuffix $libname.a' | |
| 1866 shlibpath_var=LIBPATH | |
| 1867 | |
| 1868 # AIX has no versioning support, so we append a major version to the name. | |
| 1869 soname_spec='${libname}${release}.so$major' | |
| 1870 ;; | |
| 1871 | |
| 1872 aix4*) | |
| 1873 version_type=linux | |
| 1874 # AIX has no versioning support, so currently we can not hardcode correct | |
| 1875 # soname into executable. Probably we can add versioning support to | |
| 1876 # collect2, so additional links can be useful in future. | |
| 1877 # We preserve .a as extension for shared libraries though AIX4.2 | |
| 1878 # and later linker supports .so | |
| 1879 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a' | |
| 1880 shlibpath_var=LIBPATH | |
| 1881 deplibs_check_method=pass_all | |
| 1882 ;; | |
| 1883 | |
| 1884 amigaos*) | |
| 1885 library_names_spec='$libname.ixlibrary $libname.a' | |
| 1886 # Create ${libname}_ixlibrary.a entries in /sys/libs. | |
| 1887 finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\''`; test $rm /sys/libs/${libname}_ixlibrary.a; $show "(cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a)"; (cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a) || exit 1; done' | |
| 1888 ;; | |
| 1889 | |
| 1890 beos*) | |
| 1891 library_names_spec='${libname}.so' | |
| 1892 dynamic_linker="$host_os ld.so" | |
| 1893 shlibpath_var=LIBRARY_PATH | |
| 1894 deplibs_check_method=pass_all | |
| 1895 lt_cv_dlopen="load_add_on" | |
| 1896 lt_cv_dlopen_libs= | |
| 1897 lt_cv_dlopen_self=yes | |
| 1898 ;; | |
| 1899 | |
| 1900 bsdi4*) | |
| 1901 version_type=linux | |
| 1902 need_version=no | |
| 1903 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
| 1904 soname_spec='${libname}${release}.so$major' | |
| 1905 finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir' | |
| 1906 shlibpath_var=LD_LIBRARY_PATH | |
| 1907 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)' | |
| 1908 file_magic_cmd=/usr/bin/file | |
| 1909 file_magic_test_file=/shlib/libc.so | |
| 1910 sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib" | |
| 1911 sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib" | |
| 1912 export_dynamic_flag_spec=-rdynamic | |
| 1913 # the default ld.so.conf also contains /usr/contrib/lib and | |
| 1914 # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow | |
| 1915 # libtool to hard-code these into programs | |
| 1916 ;; | |
| 1917 | |
| 1918 cygwin* | mingw*) | |
| 1919 version_type=windows | |
| 1920 need_version=no | |
| 1921 need_lib_prefix=no | |
| 1922 if test "$with_gcc" = yes; then | |
| 1923 library_names_spec='`echo ${libname} | sed -e 's/^lib//g'`.dll $libname.a' | |
| 1924 else | |
| 1925 library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib' | |
| 1926 fi | |
| 1927 dynamic_linker='Win32 ld.exe' | |
| 1928 deplibs_check_method='file_magic file format pe-i386(.*architecture: i386)?' | |
| 1929 file_magic_cmd='${OBJDUMP} -f' | |
| 1930 # FIXME: first we should search . and the directory the executable is in | |
| 1931 shlibpath_var=PATH | |
| 1932 if test "$with_gcc" = yes; then | |
| 1933 # See where the system libraries really are - /usr/lib won't cut it | |
| 1934 libuser32=`$CC --print-file-name=libuser32.a` | |
| 1935 win32libs=`expr $libuser32 : '\(.*\)/.*'` | |
|
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|
1936 sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api $win32libs" |
| 0 | 1937 fi |
| 1938 lt_cv_dlopen="LoadLibrary" | |
| 1939 lt_cv_dlopen_libs= | |
| 1940 ;; | |
| 1941 | |
| 1942 freebsd1*) | |
| 1943 dynamic_linker=no | |
| 1944 ;; | |
| 1945 | |
| 1946 freebsd*) | |
| 1947 objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout` | |
| 1948 version_type=freebsd-$objformat | |
| 1949 case "$version_type" in | |
| 1950 freebsd-elf*) | |
| 1951 deplibs_check_method='pass_all' | |
| 1952 | |
| 1953 file_magic_cmd=/usr/bin/file | |
| 1954 file_magic_test_file=`echo /usr/lib/libc.so*` | |
| 1955 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' | |
| 1956 need_version=no | |
| 1957 need_lib_prefix=no | |
| 1958 ;; | |
| 1959 freebsd-*) | |
| 1960 deplibs_check_method=unknown | |
| 1961 library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix' | |
| 1962 need_version=yes | |
| 1963 ;; | |
| 1964 esac | |
| 1965 shlibpath_var=LD_LIBRARY_PATH | |
| 1966 case "$host_os" in | |
| 1967 freebsd2* | freebsd3.[01]* | freebsdelf3.[01]*) | |
| 1968 shlibpath_overrides_runpath=yes | |
| 1969 ;; | |
| 1970 *) # from 3.2 on | |
| 1971 shlibpath_overrides_runpath=no | |
| 1972 ;; | |
| 1973 esac | |
| 1974 ;; | |
| 1975 | |
| 1976 gnu*) | |
| 1977 version_type=linux | |
| 1978 need_lib_prefix=no | |
| 1979 need_version=no | |
| 1980 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so' | |
| 1981 soname_spec='${libname}${release}.so$major' | |
| 1982 shlibpath_var=LD_LIBRARY_PATH | |
| 1983 ;; | |
| 1984 | |
| 1985 hpux9* | hpux10* | hpux11*) | |
| 1986 # Give a soname corresponding to the major version so that dld.sl refuses to | |
| 1987 # link against other versions. | |
| 1988 dynamic_linker="$host_os dld.sl" | |
| 1989 version_type=sunos | |
| 1990 need_lib_prefix=no | |
| 1991 need_version=no | |
| 1992 shlibpath_var=SHLIB_PATH | |
| 1993 shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH | |
| 1994 library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl' | |
| 1995 soname_spec='${libname}${release}.sl$major' | |
| 1996 # HP-UX runs *really* slowly unless shared libraries are mode 555. | |
| 1997 postinstall_cmds='chmod 555 $lib' | |
| 1998 case "$host_os" in | |
| 1999 hpux10.20*) | |
| 2000 # TODO: Does this work for hpux-11 too? | |
| 2001 # deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library' | |
| 2002 deplibs_check_method="unknown" | |
| 2003 file_magic_cmd=/usr/bin/file | |
| 2004 file_magic_test_file=/usr/lib/libc.sl | |
| 2005 ;; | |
| 2006 esac | |
| 2007 ;; | |
| 2008 | |
| 2009 irix5* | irix6*) | |
| 2010 version_type=irix | |
| 2011 need_lib_prefix=no | |
| 2012 need_version=no | |
| 2013 soname_spec='${libname}${release}.so.$major' | |
| 2014 library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major ${libname}${release}.so $libname.so' | |
| 2015 case "$host_os" in | |
| 2016 irix5*) | |
| 2017 libsuff= shlibsuff= | |
| 2018 # this will be overridden with pass_all, but let us keep it just in case | |
| 2019 deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1" | |
| 2020 ;; | |
| 2021 *) | |
| 2022 case "$LD" in # libtool.m4 will add one of these switches to LD | |
| 2023 *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;; | |
| 2024 *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;; | |
| 2025 *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;; | |
| 2026 *) libsuff= shlibsuff= libmagic=never-match;; | |
| 2027 esac | |
| 2028 ;; | |
| 2029 esac | |
| 2030 shlibpath_var=LD_LIBRARY${shlibsuff}_PATH | |
| 2031 shlibpath_overrides_runpath=no | |
| 2032 sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}" | |
| 2033 sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}" | |
| 2034 file_magic_cmd=/usr/bin/file | |
| 2035 file_magic_test_file=`echo /lib${libsuff}/libc.so*` | |
| 2036 deplibs_check_method='pass_all' | |
| 2037 ;; | |
| 2038 | |
| 2039 # No shared lib support for Linux oldld, aout, or coff. | |
| 2040 linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*) | |
| 2041 dynamic_linker=no | |
| 2042 ;; | |
| 2043 | |
| 2044 # This must be Linux ELF. | |
| 2045 linux-gnu*) | |
| 2046 version_type=linux | |
| 2047 need_lib_prefix=no | |
| 2048 need_version=no | |
| 2049 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
| 2050 soname_spec='${libname}${release}.so$major' | |
| 2051 finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir' | |
| 2052 shlibpath_var=LD_LIBRARY_PATH | |
| 2053 shlibpath_overrides_runpath=no | |
| 2054 deplibs_check_method=pass_all | |
| 2055 | |
| 2056 if test -f /lib/ld.so.1; then | |
| 2057 dynamic_linker='GNU ld.so' | |
| 2058 else | |
| 2059 # Only the GNU ld.so supports shared libraries on MkLinux. | |
| 2060 case "$host_cpu" in | |
| 2061 powerpc*) dynamic_linker=no ;; | |
| 2062 *) dynamic_linker='Linux ld.so' ;; | |
| 2063 esac | |
| 2064 fi | |
| 2065 ;; | |
| 2066 | |
| 2067 netbsd*) | |
| 2068 version_type=sunos | |
| 2069 if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then | |
| 2070 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' | |
| 2071 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' | |
| 2072 dynamic_linker='NetBSD (a.out) ld.so' | |
| 2073 else | |
| 2074 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so' | |
| 2075 soname_spec='${libname}${release}.so$major' | |
| 2076 dynamic_linker='NetBSD ld.elf_so' | |
| 2077 fi | |
| 2078 shlibpath_var=LD_LIBRARY_PATH | |
| 40 | 2079 deplibs_check_method='pass_all' |
| 0 | 2080 ;; |
| 2081 | |
| 2082 openbsd*) | |
| 2083 version_type=sunos | |
|
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2084 need_lib_prefix=no |
|
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|
2085 need_version=no |
|
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|
2086 file_magic_cmd=/usr/bin/file |
|
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|
2087 file_magic_test_file=`echo /usr/lib/libc.so.*` |
|
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2088 if test "`echo __ELF__ | $CC -E - | grep __ELF__`" = "" -o "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then |
|
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|
2089 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object' |
|
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|
2090 shlibpath_overrides_runpath=no |
|
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|
2091 else |
|
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|
2092 deplibs_check_method='file_magic OpenBSD.* shared library' |
|
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Updated ltconfig for OpenBSD (thanks Peter!)
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|
2093 shlibpath_overrides_runpath=yes |
|
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|
2094 fi |
| 0 | 2095 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' |
| 2096 finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' | |
| 2097 shlibpath_var=LD_LIBRARY_PATH | |
|
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|
2098 deplibs_check_method='pass_all' |
| 0 | 2099 ;; |
| 2100 | |
| 2101 os2*) | |
| 2102 libname_spec='$name' | |
| 2103 need_lib_prefix=no | |
| 2104 library_names_spec='$libname.dll $libname.a' | |
| 2105 dynamic_linker='OS/2 ld.exe' | |
| 2106 shlibpath_var=LIBPATH | |
| 2107 ;; | |
| 2108 | |
| 2109 osf3* | osf4* | osf5*) | |
| 2110 version_type=osf | |
| 2111 need_version=no | |
| 2112 soname_spec='${libname}${release}.so' | |
| 2113 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' | |
| 2114 shlibpath_var=LD_LIBRARY_PATH | |
| 2115 # this will be overridden with pass_all, but let us keep it just in case | |
| 2116 deplibs_check_method='file_magic COFF format alpha shared library' | |
| 2117 file_magic_cmd=/usr/bin/file | |
| 2118 file_magic_test_file=/shlib/libc.so | |
| 2119 deplibs_check_method='pass_all' | |
| 2120 sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib" | |
| 2121 sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec" | |
| 2122 ;; | |
| 2123 | |
| 2124 rhapsody*) | |
| 2125 version_type=sunos | |
| 2126 library_names_spec='${libname}.so' | |
| 2127 soname_spec='${libname}.so' | |
| 2128 shlibpath_var=DYLD_LIBRARY_PATH | |
| 2129 deplibs_check_method=pass_all | |
| 2130 ;; | |
| 2131 | |
| 2132 sco3.2v5*) | |
| 2133 version_type=osf | |
| 2134 soname_spec='${libname}${release}.so$major' | |
| 2135 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
| 2136 shlibpath_var=LD_LIBRARY_PATH | |
| 2137 ;; | |
| 2138 | |
| 2139 solaris*) | |
| 2140 version_type=linux | |
| 2141 need_lib_prefix=no | |
| 2142 need_version=no | |
| 2143 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
| 2144 soname_spec='${libname}${release}.so$major' | |
| 2145 shlibpath_var=LD_LIBRARY_PATH | |
| 2146 shlibpath_overrides_runpath=yes | |
| 2147 # ldd complains unless libraries are executable | |
| 2148 postinstall_cmds='chmod +x $lib' | |
| 2149 deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib" | |
| 2150 file_magic_cmd=/usr/bin/file | |
| 2151 file_magic_test_file=/lib/libc.so | |
| 2152 ;; | |
| 2153 | |
| 2154 sunos4*) | |
| 2155 version_type=sunos | |
| 2156 library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' | |
| 2157 finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir' | |
| 2158 shlibpath_var=LD_LIBRARY_PATH | |
| 2159 shlibpath_overrides_runpath=yes | |
| 2160 if test "$with_gnu_ld" = yes; then | |
| 2161 need_lib_prefix=no | |
| 2162 fi | |
| 2163 need_version=yes | |
| 2164 ;; | |
| 2165 | |
| 2166 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) | |
| 2167 version_type=linux | |
| 2168 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
| 2169 soname_spec='${libname}${release}.so$major' | |
| 2170 shlibpath_var=LD_LIBRARY_PATH | |
| 2171 case "$host_vendor" in | |
| 2172 sequent) | |
| 2173 file_magic_cmd='/bin/file' | |
| 2174 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )' | |
| 2175 ;; | |
| 2176 ncr) | |
| 2177 deplibs_check_method='pass_all' | |
| 2178 ;; | |
| 2179 motorola) | |
| 2180 need_lib_prefix=no | |
| 2181 need_version=no | |
| 2182 shlibpath_overrides_runpath=no | |
| 2183 sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib' | |
| 2184 deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]' | |
| 2185 file_magic_cmd=/usr/bin/file | |
| 2186 file_magic_test_file=`echo /usr/lib/libc.so*` | |
| 2187 ;; | |
| 2188 esac | |
| 2189 ;; | |
| 2190 | |
| 2191 uts4*) | |
| 2192 version_type=linux | |
| 2193 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
| 2194 soname_spec='${libname}${release}.so$major' | |
| 2195 shlibpath_var=LD_LIBRARY_PATH | |
| 2196 ;; | |
| 2197 | |
| 2198 dgux*) | |
| 2199 version_type=linux | |
| 2200 need_lib_prefix=no | |
| 2201 need_version=no | |
| 2202 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' | |
| 2203 soname_spec='${libname}${release}.so$major' | |
| 2204 shlibpath_var=LD_LIBRARY_PATH | |
| 2205 ;; | |
| 2206 | |
| 2207 sysv4*MP*) | |
| 2208 if test -d /usr/nec ;then | |
| 2209 version_type=linux | |
| 2210 library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so' | |
| 2211 soname_spec='$libname.so.$major' | |
| 2212 shlibpath_var=LD_LIBRARY_PATH | |
| 2213 fi | |
| 2214 ;; | |
| 2215 | |
| 2216 *) | |
| 2217 dynamic_linker=no | |
| 2218 ;; | |
|
215
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|
2219 |
|
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|
2220 nto-qnx) |
|
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|
2221 version_type=linux |
|
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|
2222 need_lib_prefix=no |
|
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|
2223 need_version=no |
|
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|
2224 library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
|
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|
2225 soname_spec='${libname}${release}.so$major' |
|
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|
2226 shlibpath_var=LD_LIBRARY_PATH |
|
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|
2227 shlibpath_overrides_runpath=yes |
|
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|
2228 deplibs_check_method='pass_all' |
|
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|
2229 ;; |
| 0 | 2230 esac |
| 2231 echo "$ac_t$dynamic_linker" 1>&6 | |
| 2232 test "$dynamic_linker" = no && can_build_shared=no | |
| 2233 | |
| 2234 # Report the final consequences. | |
| 2235 echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6 | |
| 2236 | |
| 2237 # Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in | |
| 2238 # configure.in, otherwise build static only libraries. | |
| 2239 case "$host_os" in | |
| 2240 cygwin* | mingw* | os2*) | |
| 2241 if test x$can_build_shared = xyes; then | |
| 2242 test x$enable_win32_dll = xno && can_build_shared=no | |
| 2243 echo "checking if package supports dlls... $can_build_shared" 1>&6 | |
| 2244 fi | |
| 2245 ;; | |
| 2246 esac | |
| 2247 | |
| 2248 if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then | |
| 2249 case "$deplibs_check_method" in | |
| 2250 "file_magic "*) | |
| 2251 file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`" | |
| 2252 if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null | | |
| 2253 egrep "$file_magic_regex" > /dev/null; then | |
| 2254 : | |
| 2255 else | |
| 2256 cat <<EOF 1>&2 | |
| 2257 | |
| 2258 *** Warning: the command libtool uses to detect shared libraries, | |
| 2259 *** $file_magic_cmd, produces output that libtool cannot recognize. | |
| 2260 *** The result is that libtool may fail to recognize shared libraries | |
| 2261 *** as such. This will affect the creation of libtool libraries that | |
| 2262 *** depend on shared libraries, but programs linked with such libtool | |
| 2263 *** libraries will work regardless of this problem. Nevertheless, you | |
| 2264 *** may want to report the problem to your system manager and/or to | |
| 2265 *** bug-libtool@gnu.org | |
| 2266 | |
| 2267 EOF | |
| 2268 fi ;; | |
| 2269 esac | |
| 2270 fi | |
| 2271 | |
| 2272 echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6 | |
| 2273 test "$can_build_shared" = "no" && enable_shared=no | |
| 2274 | |
| 2275 # On AIX, shared libraries and static libraries use the same namespace, and | |
| 2276 # are all built from PIC. | |
| 2277 case "$host_os" in | |
| 2278 aix3*) | |
| 2279 test "$enable_shared" = yes && enable_static=no | |
| 2280 if test -n "$RANLIB"; then | |
| 2281 archive_cmds="$archive_cmds~\$RANLIB \$lib" | |
| 2282 postinstall_cmds='$RANLIB $lib' | |
| 2283 fi | |
| 2284 ;; | |
| 2285 | |
| 2286 aix4*) | |
| 2287 test "$enable_shared" = yes && enable_static=no | |
| 2288 ;; | |
| 2289 esac | |
| 2290 | |
| 2291 echo "$ac_t$enable_shared" 1>&6 | |
| 2292 | |
| 2293 # Make sure either enable_shared or enable_static is yes. | |
| 2294 test "$enable_shared" = yes || enable_static=yes | |
| 2295 | |
| 2296 echo "checking whether to build static libraries... $enable_static" 1>&6 | |
| 2297 | |
| 2298 if test "$hardcode_action" = relink; then | |
| 2299 # Fast installation is not supported | |
| 2300 enable_fast_install=no | |
| 2301 elif test "$shlibpath_overrides_runpath" = yes || | |
| 2302 test "$enable_shared" = no; then | |
| 2303 # Fast installation is not necessary | |
| 2304 enable_fast_install=needless | |
| 2305 fi | |
| 2306 | |
| 2307 echo $ac_n "checking for objdir... $ac_c" 1>&6 | |
| 2308 rm -f .libs 2>/dev/null | |
| 2309 mkdir .libs 2>/dev/null | |
| 2310 if test -d .libs; then | |
| 2311 objdir=.libs | |
| 2312 else | |
| 2313 # MS-DOS does not allow filenames that begin with a dot. | |
| 2314 objdir=_libs | |
| 2315 fi | |
| 2316 rmdir .libs 2>/dev/null | |
| 2317 echo "$ac_t$objdir" 1>&6 | |
| 2318 | |
| 2319 if test "x$enable_dlopen" != xyes; then | |
| 2320 enable_dlopen=unknown | |
| 2321 enable_dlopen_self=unknown | |
| 2322 enable_dlopen_self_static=unknown | |
| 2323 else | |
| 2324 if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then | |
| 2325 lt_cv_dlopen=no lt_cv_dlopen_libs= | |
| 2326 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6 | |
| 2327 echo "$progname:2248: checking for dlopen in -ldl" >&5 | |
| 2328 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'` | |
| 2329 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then | |
| 2330 echo $ac_n "(cached) $ac_c" 1>&6 | |
| 2331 else | |
| 2332 ac_save_LIBS="$LIBS" | |
| 2333 LIBS="-ldl $LIBS" | |
| 2334 cat > conftest.$ac_ext <<EOF | |
| 2335 #line 2256 "ltconfig" | |
| 2336 /* Override any gcc2 internal prototype to avoid an error. */ | |
| 2337 /* We use char because int might match the return type of a gcc2 | |
| 2338 builtin and then its argument prototype would still apply. */ | |
| 2339 #ifdef __cplusplus | |
| 2340 extern "C" | |
| 2341 #endif | |
| 2342 char dlopen(); | |
| 2343 | |
| 2344 int main() { | |
| 2345 dlopen() | |
| 2346 ; return 0; } | |
| 2347 EOF | |
| 2348 if { (eval echo $progname:2269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then | |
| 2349 rm -rf conftest* | |
| 2350 eval "ac_cv_lib_$ac_lib_var=yes" | |
| 2351 else | |
| 2352 echo "$progname: failed program was:" >&5 | |
| 2353 cat conftest.$ac_ext >&5 | |
| 2354 rm -rf conftest* | |
| 2355 eval "ac_cv_lib_$ac_lib_var=no" | |
| 2356 fi | |
| 2357 rm -f conftest* | |
| 2358 LIBS="$ac_save_LIBS" | |
| 2359 | |
| 2360 fi | |
| 2361 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then | |
| 2362 echo "$ac_t""yes" 1>&6 | |
| 2363 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl" | |
| 2364 else | |
| 2365 echo "$ac_t""no" 1>&6 | |
| 2366 echo $ac_n "checking for dlopen""... $ac_c" 1>&6 | |
| 2367 echo "$progname:2288: checking for dlopen" >&5 | |
| 2368 if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then | |
| 2369 echo $ac_n "(cached) $ac_c" 1>&6 | |
| 2370 else | |
| 2371 cat > conftest.$ac_ext <<EOF | |
| 2372 #line 2293 "ltconfig" | |
| 2373 /* System header to define __stub macros and hopefully few prototypes, | |
| 2374 which can conflict with char dlopen(); below. */ | |
| 2375 #include <assert.h> | |
| 2376 /* Override any gcc2 internal prototype to avoid an error. */ | |
| 2377 /* We use char because int might match the return type of a gcc2 | |
| 2378 builtin and then its argument prototype would still apply. */ | |
| 2379 #ifdef __cplusplus | |
| 2380 extern "C" | |
| 2381 #endif | |
| 2382 char dlopen(); | |
| 2383 | |
| 2384 int main() { | |
| 2385 | |
| 2386 /* The GNU C library defines this for functions which it implements | |
| 2387 to always fail with ENOSYS. Some functions are actually named | |
| 2388 something starting with __ and the normal name is an alias. */ | |
| 2389 #if defined (__stub_dlopen) || defined (__stub___dlopen) | |
| 2390 choke me | |
| 2391 #else | |
| 2392 dlopen(); | |
| 2393 #endif | |
| 2394 | |
| 2395 ; return 0; } | |
| 2396 EOF | |
| 2397 if { (eval echo $progname:2318: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then | |
| 2398 rm -rf conftest* | |
| 2399 eval "ac_cv_func_dlopen=yes" | |
| 2400 else | |
| 2401 echo "$progname: failed program was:" >&5 | |
| 2402 cat conftest.$ac_ext >&5 | |
| 2403 rm -rf conftest* | |
| 2404 eval "ac_cv_func_dlopen=no" | |
| 2405 fi | |
| 2406 rm -f conftest* | |
| 2407 fi | |
| 2408 if eval "test \"`echo '$ac_cv_func_'dlopen`\" = yes"; then | |
| 2409 echo "$ac_t""yes" 1>&6 | |
| 2410 lt_cv_dlopen="dlopen" | |
| 2411 else | |
| 2412 echo "$ac_t""no" 1>&6 | |
| 2413 echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6 | |
| 2414 echo "$progname:2335: checking for dld_link in -ldld" >&5 | |
| 2415 ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'` | |
| 2416 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then | |
| 2417 echo $ac_n "(cached) $ac_c" 1>&6 | |
| 2418 else | |
| 2419 ac_save_LIBS="$LIBS" | |
| 2420 LIBS="-ldld $LIBS" | |
| 2421 cat > conftest.$ac_ext <<EOF | |
| 2422 #line 2343 "ltconfig" | |
| 2423 /* Override any gcc2 internal prototype to avoid an error. */ | |
| 2424 /* We use char because int might match the return type of a gcc2 | |
| 2425 builtin and then its argument prototype would still apply. */ | |
| 2426 #ifdef __cplusplus | |
| 2427 extern "C" | |
| 2428 #endif | |
| 2429 char dld_link(); | |
| 2430 | |
| 2431 int main() { | |
| 2432 dld_link() | |
| 2433 ; return 0; } | |
| 2434 EOF | |
| 2435 if { (eval echo $progname:2356: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then | |
| 2436 rm -rf conftest* | |
| 2437 eval "ac_cv_lib_$ac_lib_var=yes" | |
| 2438 else | |
| 2439 echo "$progname: failed program was:" >&5 | |
| 2440 cat conftest.$ac_ext >&5 | |
| 2441 rm -rf conftest* | |
| 2442 eval "ac_cv_lib_$ac_lib_var=no" | |
| 2443 fi | |
| 2444 rm -f conftest* | |
| 2445 LIBS="$ac_save_LIBS" | |
| 2446 | |
| 2447 fi | |
| 2448 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then | |
| 2449 echo "$ac_t""yes" 1>&6 | |
| 2450 lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld" | |
| 2451 else | |
| 2452 echo "$ac_t""no" 1>&6 | |
| 2453 echo $ac_n "checking for shl_load""... $ac_c" 1>&6 | |
| 2454 echo "$progname:2375: checking for shl_load" >&5 | |
| 2455 if eval "test \"`echo '$''{'ac_cv_func_shl_load'+set}'`\" = set"; then | |
| 2456 echo $ac_n "(cached) $ac_c" 1>&6 | |
| 2457 else | |
| 2458 cat > conftest.$ac_ext <<EOF | |
| 2459 #line 2380 "ltconfig" | |
| 2460 /* System header to define __stub macros and hopefully few prototypes, | |
| 2461 which can conflict with char shl_load(); below. */ | |
| 2462 #include <assert.h> | |
| 2463 /* Override any gcc2 internal prototype to avoid an error. */ | |
| 2464 /* We use char because int might match the return type of a gcc2 | |
| 2465 builtin and then its argument prototype would still apply. */ | |
| 2466 #ifdef __cplusplus | |
| 2467 extern "C" | |
| 2468 #endif | |
| 2469 char shl_load(); | |
| 2470 | |
| 2471 int main() { | |
| 2472 | |
| 2473 /* The GNU C library defines this for functions which it implements | |
| 2474 to always fail with ENOSYS. Some functions are actually named | |
| 2475 something starting with __ and the normal name is an alias. */ | |
| 2476 #if defined (__stub_shl_load) || defined (__stub___shl_load) | |
| 2477 choke me | |
| 2478 #else | |
| 2479 shl_load(); | |
| 2480 #endif | |
| 2481 | |
| 2482 ; return 0; } | |
| 2483 EOF | |
| 2484 if { (eval echo $progname:2405: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then | |
| 2485 rm -rf conftest* | |
| 2486 eval "ac_cv_func_shl_load=yes" | |
| 2487 else | |
| 2488 echo "$progname: failed program was:" >&5 | |
| 2489 cat conftest.$ac_ext >&5 | |
| 2490 rm -rf conftest* | |
| 2491 eval "ac_cv_func_shl_load=no" | |
| 2492 fi | |
| 2493 rm -f conftest* | |
| 2494 fi | |
| 2495 | |
| 2496 if eval "test \"`echo '$ac_cv_func_'shl_load`\" = yes"; then | |
| 2497 echo "$ac_t""yes" 1>&6 | |
| 2498 lt_cv_dlopen="shl_load" | |
| 2499 else | |
| 2500 echo "$ac_t""no" 1>&6 | |
| 2501 echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6 | |
| 2502 echo "$progname:2423: checking for shl_load in -ldld" >&5 | |
| 2503 ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'` | |
| 2504 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then | |
| 2505 echo $ac_n "(cached) $ac_c" 1>&6 | |
| 2506 else | |
| 2507 ac_save_LIBS="$LIBS" | |
| 2508 LIBS="-ldld $LIBS" | |
| 2509 cat > conftest.$ac_ext <<EOF | |
| 2510 #line 2431 "ltconfig" | |
| 2511 #include "confdefs.h" | |
| 2512 /* Override any gcc2 internal prototype to avoid an error. */ | |
| 2513 /* We use char because int might match the return type of a gcc2 | |
| 2514 builtin and then its argument prototype would still apply. */ | |
| 2515 #ifdef __cplusplus | |
| 2516 extern "C" | |
| 2517 #endif | |
| 2518 char shl_load(); | |
| 2519 | |
| 2520 int main() { | |
| 2521 shl_load() | |
| 2522 ; return 0; } | |
| 2523 EOF | |
| 2524 if { (eval echo $progname:2445: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then | |
| 2525 rm -rf conftest* | |
| 2526 eval "ac_cv_lib_$ac_lib_var=yes" | |
| 2527 else | |
| 2528 echo "$progname: failed program was:" >&5 | |
| 2529 cat conftest.$ac_ext >&5 | |
| 2530 rm -rf conftest* | |
| 2531 eval "ac_cv_lib_$ac_lib_var=no" | |
| 2532 fi | |
| 2533 rm -f conftest* | |
| 2534 LIBS="$ac_save_LIBS" | |
| 2535 | |
| 2536 fi | |
| 2537 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then | |
| 2538 echo "$ac_t""yes" 1>&6 | |
| 2539 lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld" | |
| 2540 else | |
| 2541 echo "$ac_t""no" 1>&6 | |
| 2542 fi | |
| 2543 | |
| 2544 | |
| 2545 fi | |
| 2546 | |
| 2547 | |
| 2548 fi | |
| 2549 | |
| 2550 | |
| 2551 fi | |
| 2552 | |
| 2553 | |
| 2554 fi | |
| 2555 | |
| 2556 fi | |
| 2557 | |
| 2558 if test "x$lt_cv_dlopen" != xno; then | |
| 2559 enable_dlopen=yes | |
| 2560 fi | |
| 2561 | |
| 2562 case "$lt_cv_dlopen" in | |
| 2563 dlopen) | |
| 2564 for ac_hdr in dlfcn.h; do | |
| 2565 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` | |
| 2566 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 | |
| 2567 echo "$progname:2488: checking for $ac_hdr" >&5 | |
| 2568 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then | |
| 2569 echo $ac_n "(cached) $ac_c" 1>&6 | |
| 2570 else | |
| 2571 cat > conftest.$ac_ext <<EOF | |
| 2572 #line 2493 "ltconfig" | |
| 2573 #include <$ac_hdr> | |
| 2574 int fnord = 0; | |
| 2575 EOF | |
| 2576 ac_try="$ac_compile >/dev/null 2>conftest.out" | |
| 2577 { (eval echo $progname:2498: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } | |
| 2578 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` | |
| 2579 if test -z "$ac_err"; then | |
| 2580 rm -rf conftest* | |
| 2581 eval "ac_cv_header_$ac_safe=yes" | |
| 2582 else | |
| 2583 echo "$ac_err" >&5 | |
| 2584 echo "$progname: failed program was:" >&5 | |
| 2585 cat conftest.$ac_ext >&5 | |
| 2586 rm -rf conftest* | |
| 2587 eval "ac_cv_header_$ac_safe=no" | |
| 2588 fi | |
| 2589 rm -f conftest* | |
| 2590 fi | |
| 2591 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then | |
| 2592 echo "$ac_t""yes" 1>&6 | |
| 2593 else | |
| 2594 echo "$ac_t""no" 1>&6 | |
| 2595 fi | |
| 2596 done | |
| 2597 | |
| 2598 if test "x$ac_cv_header_dlfcn_h" = xyes; then | |
| 2599 CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H" | |
| 2600 fi | |
| 2601 eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\" | |
| 2602 LIBS="$lt_cv_dlopen_libs $LIBS" | |
| 2603 | |
| 2604 echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6 | |
| 2605 echo "$progname:2526: checking whether a program can dlopen itself" >&5 | |
| 2606 if test "${lt_cv_dlopen_self+set}" = set; then | |
| 2607 echo $ac_n "(cached) $ac_c" 1>&6 | |
| 2608 else | |
| 2609 if test "$cross_compiling" = yes; then | |
| 2610 lt_cv_dlopen_self=cross | |
| 2611 else | |
| 2612 cat > conftest.c <<EOF | |
| 2613 #line 2534 "ltconfig" | |
| 2614 | |
| 2615 #if HAVE_DLFCN_H | |
| 2616 #include <dlfcn.h> | |
| 2617 #endif | |
| 2618 | |
| 2619 #include <stdio.h> | |
| 2620 | |
| 2621 #ifdef RTLD_GLOBAL | |
| 2622 # define LTDL_GLOBAL RTLD_GLOBAL | |
| 2623 #else | |
| 2624 # ifdef DL_GLOBAL | |
| 2625 # define LTDL_GLOBAL DL_GLOBAL | |
| 2626 # else | |
| 2627 # define LTDL_GLOBAL 0 | |
| 2628 # endif | |
| 2629 #endif | |
| 2630 | |
| 2631 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we | |
| 2632 find out it does not work in some platform. */ | |
| 2633 #ifndef LTDL_LAZY_OR_NOW | |
| 2634 # ifdef RTLD_LAZY | |
| 2635 # define LTDL_LAZY_OR_NOW RTLD_LAZY | |
| 2636 # else | |
| 2637 # ifdef DL_LAZY | |
| 2638 # define LTDL_LAZY_OR_NOW DL_LAZY | |
| 2639 # else | |
| 2640 # ifdef RTLD_NOW | |
| 2641 # define LTDL_LAZY_OR_NOW RTLD_NOW | |
| 2642 # else | |
| 2643 # ifdef DL_NOW | |
| 2644 # define LTDL_LAZY_OR_NOW DL_NOW | |
| 2645 # else | |
| 2646 # define LTDL_LAZY_OR_NOW 0 | |
| 2647 # endif | |
| 2648 # endif | |
| 2649 # endif | |
| 2650 # endif | |
| 2651 #endif | |
| 2652 | |
| 2653 fnord() { int i=42;} | |
| 2654 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW); | |
| 2655 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord"); | |
| 2656 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); } | |
| 2657 | |
| 2658 EOF | |
| 2659 if { (eval echo $progname:2580: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null | |
| 2660 then | |
| 2661 lt_cv_dlopen_self=yes | |
| 2662 else | |
| 2663 echo "$progname: failed program was:" >&5 | |
| 2664 cat conftest.$ac_ext >&5 | |
| 2665 rm -fr conftest* | |
| 2666 lt_cv_dlopen_self=no | |
| 2667 fi | |
| 2668 rm -fr conftest* | |
| 2669 fi | |
| 2670 | |
| 2671 fi | |
| 2672 | |
| 2673 echo "$ac_t""$lt_cv_dlopen_self" 1>&6 | |
| 2674 | |
| 2675 if test "$lt_cv_dlopen_self" = yes; then | |
| 2676 LDFLAGS="$LDFLAGS $link_static_flag" | |
| 2677 echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6 | |
| 2678 echo "$progname:2599: checking whether a statically linked program can dlopen itself" >&5 | |
| 2679 if test "${lt_cv_dlopen_self_static+set}" = set; then | |
| 2680 echo $ac_n "(cached) $ac_c" 1>&6 | |
| 2681 else | |
| 2682 if test "$cross_compiling" = yes; then | |
| 2683 lt_cv_dlopen_self_static=cross | |
| 2684 else | |
| 2685 cat > conftest.c <<EOF | |
| 2686 #line 2607 "ltconfig" | |
| 2687 | |
| 2688 #if HAVE_DLFCN_H | |
| 2689 #include <dlfcn.h> | |
| 2690 #endif | |
| 2691 | |
| 2692 #include <stdio.h> | |
| 2693 | |
| 2694 #ifdef RTLD_GLOBAL | |
| 2695 # define LTDL_GLOBAL RTLD_GLOBAL | |
| 2696 #else | |
| 2697 # ifdef DL_GLOBAL | |
| 2698 # define LTDL_GLOBAL DL_GLOBAL | |
| 2699 # else | |
| 2700 # define LTDL_GLOBAL 0 | |
| 2701 # endif | |
| 2702 #endif | |
| 2703 | |
| 2704 /* We may have to define LTDL_LAZY_OR_NOW in the command line if we | |
| 2705 find out it does not work in some platform. */ | |
| 2706 #ifndef LTDL_LAZY_OR_NOW | |
| 2707 # ifdef RTLD_LAZY | |
| 2708 # define LTDL_LAZY_OR_NOW RTLD_LAZY | |
| 2709 # else | |
| 2710 # ifdef DL_LAZY | |
| 2711 # define LTDL_LAZY_OR_NOW DL_LAZY | |
| 2712 # else | |
| 2713 # ifdef RTLD_NOW | |
| 2714 # define LTDL_LAZY_OR_NOW RTLD_NOW | |
| 2715 # else | |
| 2716 # ifdef DL_NOW | |
| 2717 # define LTDL_LAZY_OR_NOW DL_NOW | |
| 2718 # else | |
| 2719 # define LTDL_LAZY_OR_NOW 0 | |
| 2720 # endif | |
| 2721 # endif | |
| 2722 # endif | |
| 2723 # endif | |
| 2724 #endif | |
| 2725 | |
| 2726 fnord() { int i=42;} | |
| 2727 main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW); | |
| 2728 if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord"); | |
| 2729 if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); } | |
| 2730 | |
| 2731 EOF | |
| 2732 if { (eval echo $progname:2653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null | |
| 2733 then | |
| 2734 lt_cv_dlopen_self_static=yes | |
| 2735 else | |
| 2736 echo "$progname: failed program was:" >&5 | |
| 2737 cat conftest.$ac_ext >&5 | |
| 2738 rm -fr conftest* | |
| 2739 lt_cv_dlopen_self_static=no | |
| 2740 fi | |
| 2741 rm -fr conftest* | |
| 2742 fi | |
| 2743 | |
| 2744 fi | |
| 2745 | |
| 2746 echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6 | |
| 2747 fi | |
| 2748 ;; | |
| 2749 esac | |
| 2750 | |
| 2751 case "$lt_cv_dlopen_self" in | |
| 2752 yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;; | |
| 2753 *) enable_dlopen_self=unknown ;; | |
| 2754 esac | |
| 2755 | |
| 2756 case "$lt_cv_dlopen_self_static" in | |
| 2757 yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;; | |
| 2758 *) enable_dlopen_self_static=unknown ;; | |
| 2759 esac | |
| 2760 fi | |
| 2761 | |
| 2762 # Copy echo and quote the copy, instead of the original, because it is | |
| 2763 # used later. | |
| 2764 ltecho="$echo" | |
| 2765 if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then | |
| 2766 ltecho="$CONFIG_SHELL \$0 --fallback-echo" | |
| 2767 fi | |
| 2768 LTSHELL="$SHELL" | |
| 2769 | |
| 2770 LTCONFIG_VERSION="$VERSION" | |
| 2771 | |
| 2772 # Only quote variables if we're using ltmain.sh. | |
| 2773 case "$ltmain" in | |
| 2774 *.sh) | |
| 2775 # Now quote all the things that may contain metacharacters. | |
| 2776 for var in ltecho old_CC old_CFLAGS old_CPPFLAGS \ | |
| 2777 old_LD old_LDFLAGS old_LIBS \ | |
| 2778 old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS \ | |
| 2779 AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \ | |
| 2780 reload_flag reload_cmds wl \ | |
| 2781 pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \ | |
| 2782 thread_safe_flag_spec whole_archive_flag_spec libname_spec \ | |
| 2783 library_names_spec soname_spec \ | |
| 2784 RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \ | |
| 2785 old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \ | |
| 2786 file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \ | |
| 2787 finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \ | |
| 2788 hardcode_libdir_flag_spec hardcode_libdir_separator \ | |
| 2789 sys_lib_search_path_spec sys_lib_dlsearch_path_spec \ | |
| 2790 compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do | |
| 2791 | |
| 2792 case "$var" in | |
| 2793 reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \ | |
| 2794 old_postinstall_cmds | old_postuninstall_cmds | \ | |
| 2795 export_symbols_cmds | archive_cmds | archive_expsym_cmds | \ | |
| 2796 postinstall_cmds | postuninstall_cmds | \ | |
| 2797 finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec) | |
| 2798 # Double-quote double-evaled strings. | |
| 2799 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\"" | |
| 2800 ;; | |
| 2801 *) | |
| 2802 eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\"" | |
| 2803 ;; | |
| 2804 esac | |
| 2805 done | |
| 2806 | |
| 2807 case "$ltecho" in | |
| 2808 *'\$0 --fallback-echo"') | |
| 2809 ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'` | |
| 2810 ;; | |
| 2811 esac | |
| 2812 | |
| 2813 trap "$rm \"$ofile\"; exit 1" 1 2 15 | |
| 2814 echo "creating $ofile" | |
| 2815 $rm "$ofile" | |
| 2816 cat <<EOF > "$ofile" | |
| 2817 #! $SHELL | |
| 2818 | |
| 2819 # `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services. | |
| 2820 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP) | |
| 2821 # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh. | |
| 2822 # | |
| 2823 # Copyright (C) 1996-1999 Free Software Foundation, Inc. | |
| 2824 # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 | |
| 2825 # | |
| 2826 # This program is free software; you can redistribute it and/or modify | |
| 2827 # it under the terms of the GNU General Public License as published by | |
| 2828 # the Free Software Foundation; either version 2 of the License, or | |
| 2829 # (at your option) any later version. | |
| 2830 # | |
| 2831 # This program is distributed in the hope that it will be useful, but | |
| 2832 # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 2833 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 2834 # General Public License for more details. | |
| 2835 # | |
| 2836 # You should have received a copy of the GNU General Public License | |
| 2837 # along with this program; if not, write to the Free Software | |
| 2838 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 2839 # | |
| 2840 # As a special exception to the GNU General Public License, if you | |
| 2841 # distribute this file as part of a program that contains a | |
| 2842 # configuration script generated by Autoconf, you may include it under | |
| 2843 # the same distribution terms that you use for the rest of that program. | |
| 2844 | |
| 2845 # Sed that helps us avoid accidentally triggering echo(1) options like -n. | |
| 2846 Xsed="sed -e s/^X//" | |
| 2847 | |
| 2848 # The HP-UX ksh and POSIX shell print the target directory to stdout | |
| 2849 # if CDPATH is set. | |
| 2850 if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi | |
| 2851 | |
| 2852 ### BEGIN LIBTOOL CONFIG | |
| 2853 EOF | |
| 2854 cfgfile="$ofile" | |
| 2855 ;; | |
| 2856 | |
| 2857 *) | |
| 2858 # Double-quote the variables that need it (for aesthetics). | |
| 2859 for var in old_CC old_CFLAGS old_CPPFLAGS \ | |
| 2860 old_LD old_LDFLAGS old_LIBS \ | |
| 2861 old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS; do | |
| 2862 eval "$var=\\\"\$var\\\"" | |
| 2863 done | |
| 2864 | |
| 2865 # Just create a config file. | |
| 2866 cfgfile="$ofile.cfg" | |
| 2867 trap "$rm \"$cfgfile\"; exit 1" 1 2 15 | |
| 2868 echo "creating $cfgfile" | |
| 2869 $rm "$cfgfile" | |
| 2870 cat <<EOF > "$cfgfile" | |
| 2871 # `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file. | |
| 2872 # Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP) | |
| 2873 EOF | |
| 2874 ;; | |
| 2875 esac | |
| 2876 | |
| 2877 cat <<EOF >> "$cfgfile" | |
| 2878 # Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`: | |
| 2879 # | |
| 2880 # CC=$old_CC CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\ | |
| 2881 # LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\ | |
| 2882 # NM=$old_NM RANLIB=$old_RANLIB LN_S=$old_LN_S \\ | |
| 2883 # DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP AS=$old_AS \\ | |
| 2884 # $0$ltconfig_args | |
| 2885 # | |
| 2886 # Compiler and other test output produced by $progname, useful for | |
| 2887 # debugging $progname, is in ./config.log if it exists. | |
| 2888 | |
| 2889 # The version of $progname that generated this script. | |
| 2890 LTCONFIG_VERSION=$LTCONFIG_VERSION | |
| 2891 | |
| 2892 # Shell to use when invoking shell scripts. | |
| 2893 SHELL=$LTSHELL | |
| 2894 | |
| 2895 # Whether or not to build shared libraries. | |
| 2896 build_libtool_libs=$enable_shared | |
| 2897 | |
| 2898 # Whether or not to build static libraries. | |
| 2899 build_old_libs=$enable_static | |
| 2900 | |
| 2901 # Whether or not to optimize for fast installation. | |
| 2902 fast_install=$enable_fast_install | |
| 2903 | |
| 2904 # The host system. | |
| 2905 host_alias=$host_alias | |
| 2906 host=$host | |
| 2907 | |
| 2908 # An echo program that does not interpret backslashes. | |
| 2909 echo=$ltecho | |
| 2910 | |
| 2911 # The archiver. | |
| 2912 AR=$AR | |
| 2913 | |
| 2914 # The default C compiler. | |
| 2915 CC=$CC | |
| 2916 | |
| 2917 # The linker used to build libraries. | |
| 2918 LD=$LD | |
| 2919 | |
| 2920 # Whether we need hard or soft links. | |
| 2921 LN_S=$LN_S | |
| 2922 | |
| 2923 # A BSD-compatible nm program. | |
| 2924 NM=$NM | |
| 2925 | |
| 2926 # Used on cygwin: DLL creation program. | |
| 2927 DLLTOOL="$DLLTOOL" | |
| 2928 | |
| 2929 # Used on cygwin: object dumper. | |
| 2930 OBJDUMP="$OBJDUMP" | |
| 2931 | |
| 2932 # Used on cygwin: assembler. | |
| 2933 AS="$AS" | |
| 2934 | |
| 2935 # The name of the directory that contains temporary libtool files. | |
| 2936 objdir=$objdir | |
| 2937 | |
| 2938 # How to create reloadable object files. | |
| 2939 reload_flag=$reload_flag | |
| 2940 reload_cmds=$reload_cmds | |
| 2941 | |
| 2942 # How to pass a linker flag through the compiler. | |
| 2943 wl=$wl | |
| 2944 | |
| 2945 # Object file suffix (normally "o"). | |
| 2946 objext="$objext" | |
| 2947 | |
| 2948 # Old archive suffix (normally "a"). | |
| 2949 libext="$libext" | |
| 2950 | |
| 2951 # Executable file suffix (normally ""). | |
| 2952 exeext="$exeext" | |
| 2953 | |
| 2954 # Additional compiler flags for building library objects. | |
| 2955 pic_flag=$pic_flag | |
| 2956 | |
| 2957 # Does compiler simultaneously support -c and -o options? | |
| 2958 compiler_c_o=$compiler_c_o | |
| 2959 | |
| 2960 # Can we write directly to a .lo ? | |
| 2961 compiler_o_lo=$compiler_o_lo | |
| 2962 | |
| 2963 # Must we lock files when doing compilation ? | |
| 2964 need_locks=$need_locks | |
| 2965 | |
| 2966 # Do we need the lib prefix for modules? | |
| 2967 need_lib_prefix=$need_lib_prefix | |
| 2968 | |
| 2969 # Do we need a version for libraries? | |
| 2970 need_version=$need_version | |
| 2971 | |
| 2972 # Whether dlopen is supported. | |
| 2973 dlopen=$enable_dlopen | |
| 2974 | |
| 2975 # Whether dlopen of programs is supported. | |
| 2976 dlopen_self=$enable_dlopen_self | |
| 2977 | |
| 2978 # Whether dlopen of statically linked programs is supported. | |
| 2979 dlopen_self_static=$enable_dlopen_self_static | |
| 2980 | |
| 2981 # Compiler flag to prevent dynamic linking. | |
| 2982 link_static_flag=$link_static_flag | |
| 2983 | |
| 2984 # Compiler flag to turn off builtin functions. | |
| 2985 no_builtin_flag=$no_builtin_flag | |
| 2986 | |
| 2987 # Compiler flag to allow reflexive dlopens. | |
| 2988 export_dynamic_flag_spec=$export_dynamic_flag_spec | |
| 2989 | |
| 2990 # Compiler flag to generate shared objects directly from archives. | |
| 2991 whole_archive_flag_spec=$whole_archive_flag_spec | |
| 2992 | |
| 2993 # Compiler flag to generate thread-safe objects. | |
| 2994 thread_safe_flag_spec=$thread_safe_flag_spec | |
| 2995 | |
| 2996 # Library versioning type. | |
| 2997 version_type=$version_type | |
| 2998 | |
| 2999 # Format of library name prefix. | |
| 3000 libname_spec=$libname_spec | |
| 3001 | |
| 3002 # List of archive names. First name is the real one, the rest are links. | |
| 3003 # The last name is the one that the linker finds with -lNAME. | |
| 3004 library_names_spec=$library_names_spec | |
| 3005 | |
| 3006 # The coded name of the library, if different from the real name. | |
| 3007 soname_spec=$soname_spec | |
| 3008 | |
| 3009 # Commands used to build and install an old-style archive. | |
| 3010 RANLIB=$RANLIB | |
| 3011 old_archive_cmds=$old_archive_cmds | |
| 3012 old_postinstall_cmds=$old_postinstall_cmds | |
| 3013 old_postuninstall_cmds=$old_postuninstall_cmds | |
| 3014 | |
| 3015 # Create an old-style archive from a shared archive. | |
| 3016 old_archive_from_new_cmds=$old_archive_from_new_cmds | |
| 3017 | |
| 3018 # Commands used to build and install a shared archive. | |
| 3019 archive_cmds=$archive_cmds | |
| 3020 archive_expsym_cmds=$archive_expsym_cmds | |
| 3021 postinstall_cmds=$postinstall_cmds | |
| 3022 postuninstall_cmds=$postuninstall_cmds | |
| 3023 | |
| 3024 # Method to check whether dependent libraries are shared objects. | |
| 3025 deplibs_check_method=$deplibs_check_method | |
| 3026 | |
| 3027 # Command to use when deplibs_check_method == file_magic. | |
| 3028 file_magic_cmd=$file_magic_cmd | |
| 3029 | |
| 3030 # Flag that allows shared libraries with undefined symbols to be built. | |
| 3031 allow_undefined_flag=$allow_undefined_flag | |
| 3032 | |
| 3033 # Flag that forces no undefined symbols. | |
| 3034 no_undefined_flag=$no_undefined_flag | |
| 3035 | |
| 3036 # Commands used to finish a libtool library installation in a directory. | |
| 3037 finish_cmds=$finish_cmds | |
| 3038 | |
| 3039 # Same as above, but a single script fragment to be evaled but not shown. | |
| 3040 finish_eval=$finish_eval | |
| 3041 | |
| 3042 # Take the output of nm and produce a listing of raw symbols and C names. | |
| 3043 global_symbol_pipe=$global_symbol_pipe | |
| 3044 | |
| 3045 # Transform the output of nm in a proper C declaration | |
| 3046 global_symbol_to_cdecl=$global_symbol_to_cdecl | |
| 3047 | |
| 3048 # This is the shared library runtime path variable. | |
| 3049 runpath_var=$runpath_var | |
| 3050 | |
| 3051 # This is the shared library path variable. | |
| 3052 shlibpath_var=$shlibpath_var | |
| 3053 | |
| 3054 # Is shlibpath searched before the hard-coded library search path? | |
| 3055 shlibpath_overrides_runpath=$shlibpath_overrides_runpath | |
| 3056 | |
| 3057 # How to hardcode a shared library path into an executable. | |
| 3058 hardcode_action=$hardcode_action | |
| 3059 | |
| 3060 # Flag to hardcode \$libdir into a binary during linking. | |
| 3061 # This must work even if \$libdir does not exist. | |
| 3062 hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec | |
| 3063 | |
| 3064 # Whether we need a single -rpath flag with a separated argument. | |
| 3065 hardcode_libdir_separator=$hardcode_libdir_separator | |
| 3066 | |
| 3067 # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the | |
| 3068 # resulting binary. | |
| 3069 hardcode_direct=$hardcode_direct | |
| 3070 | |
| 3071 # Set to yes if using the -LDIR flag during linking hardcodes DIR into the | |
| 3072 # resulting binary. | |
| 3073 hardcode_minus_L=$hardcode_minus_L | |
| 3074 | |
| 3075 # Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into | |
| 3076 # the resulting binary. | |
| 3077 hardcode_shlibpath_var=$hardcode_shlibpath_var | |
| 3078 | |
| 3079 # Compile-time system search path for libraries | |
| 3080 sys_lib_search_path_spec=$sys_lib_search_path_spec | |
| 3081 | |
| 3082 # Run-time system search path for libraries | |
| 3083 sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec | |
| 3084 | |
| 3085 # Fix the shell variable \$srcfile for the compiler. | |
| 3086 fix_srcfile_path="$fix_srcfile_path" | |
| 3087 | |
| 3088 # Set to yes if exported symbols are required. | |
| 3089 always_export_symbols=$always_export_symbols | |
| 3090 | |
| 3091 # The commands to list exported symbols. | |
| 3092 export_symbols_cmds=$export_symbols_cmds | |
| 3093 | |
| 3094 # Symbols that should not be listed in the preloaded symbols. | |
| 3095 exclude_expsyms=$exclude_expsyms | |
| 3096 | |
| 3097 # Symbols that must always be exported. | |
| 3098 include_expsyms=$include_expsyms | |
| 3099 | |
| 3100 EOF | |
| 3101 | |
| 3102 case "$ltmain" in | |
| 3103 *.sh) | |
| 3104 echo '### END LIBTOOL CONFIG' >> "$ofile" | |
| 3105 echo >> "$ofile" | |
| 3106 case "$host_os" in | |
| 3107 aix3*) | |
| 3108 cat <<\EOF >> "$ofile" | |
| 3109 | |
| 3110 # AIX sometimes has problems with the GCC collect2 program. For some | |
| 3111 # reason, if we set the COLLECT_NAMES environment variable, the problems | |
| 3112 # vanish in a puff of smoke. | |
| 3113 if test "X${COLLECT_NAMES+set}" != Xset; then | |
| 3114 COLLECT_NAMES= | |
| 3115 export COLLECT_NAMES | |
| 3116 fi | |
| 3117 EOF | |
| 3118 ;; | |
| 3119 esac | |
| 3120 | |
| 3121 # Append the ltmain.sh script. | |
| 3122 sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1) | |
| 3123 # We use sed instead of cat because bash on DJGPP gets confused if | |
| 3124 # if finds mixed CR/LF and LF-only lines. Since sed operates in | |
| 3125 # text mode, it properly converts lines to CR/LF. This bash problem | |
| 3126 # is reportedly fixed, but why not run on old versions too? | |
| 3127 | |
| 3128 chmod +x "$ofile" | |
| 3129 ;; | |
| 3130 | |
| 3131 *) | |
| 3132 # Compile the libtool program. | |
| 3133 echo "FIXME: would compile $ltmain" | |
| 3134 ;; | |
| 3135 esac | |
| 3136 | |
| 3137 test -n "$cache_file" || exit 0 | |
| 3138 | |
| 3139 # AC_CACHE_SAVE | |
| 3140 trap '' 1 2 15 | |
| 3141 cat > confcache <<\EOF | |
| 3142 # This file is a shell script that caches the results of configure | |
| 3143 # tests run on this system so they can be shared between configure | |
| 3144 # scripts and configure runs. It is not useful on other systems. | |
| 3145 # If it contains results you don't want to keep, you may remove or edit it. | |
| 3146 # | |
| 3147 # By default, configure uses ./config.cache as the cache file, | |
| 3148 # creating it if it does not exist already. You can give configure | |
| 3149 # the --cache-file=FILE option to use a different cache file; that is | |
| 3150 # what configure does when it calls configure scripts in | |
| 3151 # subdirectories, so they share the cache. | |
| 3152 # Giving --cache-file=/dev/null disables caching, for debugging configure. | |
| 3153 # config.status only pays attention to the cache file if you give it the | |
| 3154 # --recheck option to rerun configure. | |
| 3155 # | |
| 3156 EOF | |
| 3157 # The following way of writing the cache mishandles newlines in values, | |
| 3158 # but we know of no workaround that is simple, portable, and efficient. | |
| 3159 # So, don't put newlines in cache variables' values. | |
| 3160 # Ultrix sh set writes to stderr and can't be redirected directly, | |
| 3161 # and sets the high bit in the cache file unless we assign to the vars. | |
| 3162 (set) 2>&1 | | |
| 3163 case `(ac_space=' '; set | grep ac_space) 2>&1` in | |
| 3164 *ac_space=\ *) | |
| 3165 # `set' does not quote correctly, so add quotes (double-quote substitution | |
| 3166 # turns \\\\ into \\, and sed turns \\ into \). | |
| 3167 sed -n \ | |
| 3168 -e "s/'/'\\\\''/g" \ | |
| 3169 -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p" | |
| 3170 ;; | |
| 3171 *) | |
| 3172 # `set' quotes correctly as required by POSIX, so do not add quotes. | |
| 3173 sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p' | |
| 3174 ;; | |
| 3175 esac >> confcache | |
| 3176 if cmp -s $cache_file confcache; then | |
| 3177 : | |
| 3178 else | |
| 3179 if test -w $cache_file; then | |
| 3180 echo "updating cache $cache_file" | |
| 3181 cat confcache > $cache_file | |
| 3182 else | |
| 3183 echo "not updating unwritable cache $cache_file" | |
| 3184 fi | |
| 3185 fi | |
| 3186 rm -f confcache | |
| 3187 | |
| 3188 exit 0 | |
| 3189 | |
| 3190 # Local Variables: | |
| 3191 # mode:shell-script | |
| 3192 # sh-indentation:2 | |
| 3193 # End: |