Mercurial > sdl-ios-xcode
view ltconfig @ 376:a5f60a847a89
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author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 19 May 2002 23:31:00 +0000 |
parents | 716ab2549f78 |
children | 469d5c0da01d |
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#! /bin/sh # ltconfig - Create a system-specific libtool. # Copyright (C) 1996-1999 Free Software Foundation, Inc. # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 # # This file is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # # As a special exception to the GNU General Public License, if you # distribute this file as part of a program that contains a # configuration script generated by Autoconf, you may include it under # the same distribution terms that you use for the rest of that program. # A lot of this script is taken from autoconf-2.10. # Check that we are running under the correct shell. SHELL=${CONFIG_SHELL-/bin/sh} echo=echo if test "X$1" = X--no-reexec; then # Discard the --no-reexec flag, and continue. shift elif test "X$1" = X--fallback-echo; then # Avoid inline document here, it may be left over : elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then # Yippee, $echo works! : else # Restart under the correct shell. exec "$SHELL" "$0" --no-reexec ${1+"$@"} fi if test "X$1" = X--fallback-echo; then # used as fallback echo shift cat <<EOF $* EOF exit 0 fi # Find the correct PATH separator. Usually this is `:', but # DJGPP uses `;' like DOS. if test "X${PATH_SEPARATOR+set}" != Xset; then UNAME=${UNAME-`uname 2>/dev/null`} case X$UNAME in *-DOS) PATH_SEPARATOR=';' ;; *) PATH_SEPARATOR=':' ;; esac fi # The HP-UX ksh and POSIX shell print the target directory to stdout # if CDPATH is set. if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi if test "X${echo_test_string+set}" != Xset; then # find a string as large as possible, as long as the shell can cope with it for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ... if (echo_test_string="`eval $cmd`") 2>/dev/null && echo_test_string="`eval $cmd`" && (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then break fi done fi if test "X`($echo '\t') 2>/dev/null`" != 'X\t' || test "X`($echo "$echo_test_string") 2>/dev/null`" != X"$echo_test_string"; then # The Solaris, AIX, and Digital Unix default echo programs unquote # backslashes. This makes it impossible to quote backslashes using # echo "$something" | sed 's/\\/\\\\/g' # # So, first we look for a working echo in the user's PATH. IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" for dir in $PATH /usr/ucb; do if (test -f $dir/echo || test -f $dir/echo$ac_exeext) && test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' && test "X`($dir/echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then echo="$dir/echo" break fi done IFS="$save_ifs" if test "X$echo" = Xecho; then # We didn't find a better echo, so look for alternatives. if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' && test "X`(print -r "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then # This shell has a builtin print -r that does the trick. echo='print -r' elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) && test "X$CONFIG_SHELL" != X/bin/ksh; then # If we have ksh, try running ltconfig again with it. ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}" export ORIGINAL_CONFIG_SHELL CONFIG_SHELL=/bin/ksh export CONFIG_SHELL exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"} else # Try using printf. echo='printf "%s\n"' if test "X`($echo '\t') 2>/dev/null`" = 'X\t' && test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then # Cool, printf works : elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL" export CONFIG_SHELL SHELL="$CONFIG_SHELL" export SHELL echo="$CONFIG_SHELL $0 --fallback-echo" elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then echo="$CONFIG_SHELL $0 --fallback-echo" else # maybe with a smaller string... prev=: for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then break fi prev="$cmd" done if test "$prev" != 'sed 50q "$0"'; then echo_test_string=`eval $prev` export echo_test_string exec "${ORIGINAL_CONFIG_SHELL}" "$0" ${1+"$@"} else # Oops. We lost completely, so just stick with echo. echo=echo fi fi fi fi fi # Sed substitution that helps us do robust quoting. It backslashifies # metacharacters that are still active within double-quoted strings. Xsed='sed -e s/^X//' sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g' # Same as above, but do not quote variable references. double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g' # Sed substitution to delay expansion of an escaped shell variable in a # double_quote_subst'ed string. delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g' # The name of this program. progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'` # Constants: PROGRAM=ltconfig PACKAGE=libtool VERSION=1.3.5 TIMESTAMP=" (1.385.2.206 2000/05/27 11:12:27)" ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' rm="rm -f" help="Try \`$progname --help' for more information." # Global variables: default_ofile=libtool can_build_shared=yes enable_shared=yes # All known linkers require a `.a' archive for static linking (except M$VC, # which needs '.lib'). enable_static=yes enable_fast_install=yes enable_dlopen=unknown enable_win32_dll=no ltmain= silent= srcdir= ac_config_guess= ac_config_sub= host= nonopt= ofile="$default_ofile" verify_host=yes with_gcc=no with_gnu_ld=no need_locks=yes ac_ext=c objext=o libext=a exeext= cache_file= old_AR="$AR" old_CC="$CC" old_CFLAGS="$CFLAGS" old_CPPFLAGS="$CPPFLAGS" old_LDFLAGS="$LDFLAGS" old_LD="$LD" old_LN_S="$LN_S" old_LIBS="$LIBS" old_NM="$NM" old_RANLIB="$RANLIB" old_DLLTOOL="$DLLTOOL" old_OBJDUMP="$OBJDUMP" old_AS="$AS" # Parse the command line options. args= prev= for option do case "$option" in -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;; *) optarg= ;; esac # If the previous option needs an argument, assign it. if test -n "$prev"; then eval "$prev=\$option" prev= continue fi case "$option" in --help) cat <<EOM Usage: $progname [OPTION]... [HOST [LTMAIN]] Generate a system-specific libtool script. --debug enable verbose shell tracing --disable-shared do not build shared libraries --disable-static do not build static libraries --disable-fast-install do not optimize for fast installation --enable-dlopen enable dlopen support --enable-win32-dll enable building dlls on win32 hosts --help display this help and exit --no-verify do not verify that HOST is a valid host type -o, --output=FILE specify the output file [default=$default_ofile] --quiet same as \`--silent' --silent do not print informational messages --srcdir=DIR find \`config.guess' in DIR --version output version information and exit --with-gcc assume that the GNU C compiler will be used --with-gnu-ld assume that the C compiler uses the GNU linker --disable-lock disable file locking --cache-file=FILE configure cache file LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program that provides basic libtool functionality. HOST is the canonical host system name [default=guessed]. EOM exit 0 ;; --debug) echo "$progname: enabling shell trace mode" set -x ;; --disable-shared) enable_shared=no ;; --disable-static) enable_static=no ;; --disable-fast-install) enable_fast_install=no ;; --enable-dlopen) enable_dlopen=yes ;; --enable-win32-dll) enable_win32_dll=yes ;; --quiet | --silent) silent=yes ;; --srcdir) prev=srcdir ;; --srcdir=*) srcdir="$optarg" ;; --no-verify) verify_host=no ;; --output | -o) prev=ofile ;; --output=*) ofile="$optarg" ;; --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;; --with-gcc) with_gcc=yes ;; --with-gnu-ld) with_gnu_ld=yes ;; --disable-lock) need_locks=no ;; --cache-file=*) cache_file="$optarg" ;; -*) echo "$progname: unrecognized option \`$option'" 1>&2 echo "$help" 1>&2 exit 1 ;; *) if test -z "$ltmain"; then ltmain="$option" elif test -z "$host"; then # This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1 # if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then # echo "$progname: warning \`$option' is not a valid host type" 1>&2 # fi host="$option" else echo "$progname: too many arguments" 1>&2 echo "$help" 1>&2 exit 1 fi ;; esac done if test -z "$ltmain"; then echo "$progname: you must specify a LTMAIN file" 1>&2 echo "$help" 1>&2 exit 1 fi if test ! -f "$ltmain"; then echo "$progname: \`$ltmain' does not exist" 1>&2 echo "$help" 1>&2 exit 1 fi # Quote any args containing shell metacharacters. ltconfig_args= for arg do case "$arg" in *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*) ltconfig_args="$ltconfig_args '$arg'" ;; *) ltconfig_args="$ltconfig_args $arg" ;; esac done # A relevant subset of AC_INIT. # File descriptor usage: # 0 standard input # 1 file creation # 2 errors and warnings # 3 some systems may open it to /dev/tty # 4 used on the Kubota Titan # 5 compiler messages saved in config.log # 6 checking for... messages and results if test "$silent" = yes; then exec 6>/dev/null else exec 6>&1 fi exec 5>>./config.log # NLS nuisances. # Only set LANG and LC_ALL to C if already set. # These must not be set unconditionally because not all systems understand # e.g. LANG=C (notably SCO). if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi if test "X${LANG+set}" = Xset; then LANG=C; export LANG; fi if test -n "$cache_file" && test -r "$cache_file"; then echo "loading cache $cache_file within ltconfig" . $cache_file fi if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then ac_n= ac_c=' ' ac_t=' ' else ac_n=-n ac_c= ac_t= fi else ac_n= ac_c='\c' ac_t= fi if test -z "$srcdir"; then # Assume the source directory is the same one as the path to LTMAIN. srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'` test "$srcdir" = "$ltmain" && srcdir=. fi trap "$rm conftest*; exit 1" 1 2 15 if test "$verify_host" = yes; then # Check for config.guess and config.sub. ac_aux_dir= for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do if test -f $ac_dir/config.guess; then ac_aux_dir=$ac_dir break fi done if test -z "$ac_aux_dir"; then echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2 echo "$help" 1>&2 exit 1 fi ac_config_guess=$ac_aux_dir/config.guess ac_config_sub=$ac_aux_dir/config.sub # Make sure we can run config.sub. if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then : else echo "$progname: cannot run $ac_config_sub" 1>&2 echo "$help" 1>&2 exit 1 fi echo $ac_n "checking host system type""... $ac_c" 1>&6 host_alias=$host case "$host_alias" in "") if host_alias=`$SHELL $ac_config_guess`; then : else echo "$progname: cannot guess host type; you must specify one" 1>&2 echo "$help" 1>&2 exit 1 fi ;; esac host=`$SHELL $ac_config_sub $host_alias` echo "$ac_t$host" 1>&6 # Make sure the host verified. test -z "$host" && exit 1 elif test -z "$host"; then echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2 echo "$help" 1>&2 exit 1 else host_alias=$host fi # Transform linux* to *-*-linux-gnu*, to support old configure scripts. case "$host_os" in linux-gnu*) ;; linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'` esac host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` case "$host_os" in aix3*) # AIX sometimes has problems with the GCC collect2 program. For some # reason, if we set the COLLECT_NAMES environment variable, the problems # vanish in a puff of smoke. if test "X${COLLECT_NAMES+set}" != Xset; then COLLECT_NAMES= export COLLECT_NAMES fi ;; esac # Determine commands to create old-style static archives. old_archive_cmds='$AR cru $oldlib$oldobjs' old_postinstall_cmds='chmod 644 $oldlib' old_postuninstall_cmds= # Set a sane default for `AR'. test -z "$AR" && AR=ar # Set a sane default for `OBJDUMP'. test -z "$OBJDUMP" && OBJDUMP=objdump # If RANLIB is not set, then run the test. if test "${RANLIB+set}" != "set"; then result=no echo $ac_n "checking for ranlib... $ac_c" 1>&6 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" for dir in $PATH; do test -z "$dir" && dir=. if test -f $dir/ranlib || test -f $dir/ranlib$ac_exeext; then RANLIB="ranlib" result="ranlib" break fi done IFS="$save_ifs" echo "$ac_t$result" 1>&6 fi if test -n "$RANLIB"; then old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib" case "$host_os" in openbsd*) old_postinstall_cmds="\$RANLIB -t \$oldlib~$old_postinstall_cmds" ;; *) old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds" ;; esac fi # Set sane defaults for `DLLTOOL', `OBJDUMP', and `AS', used on cygwin. test -z "$DLLTOOL" && DLLTOOL=dlltool test -z "$OBJDUMP" && OBJDUMP=objdump test -z "$AS" && AS=as # Check to see if we are using GCC. if test "$with_gcc" != yes || test -z "$CC"; then # If CC is not set, then try to find GCC or a usable CC. if test -z "$CC"; then echo $ac_n "checking for gcc... $ac_c" 1>&6 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" for dir in $PATH; do test -z "$dir" && dir=. if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then CC="gcc" break fi done IFS="$save_ifs" if test -n "$CC"; then echo "$ac_t$CC" 1>&6 else echo "$ac_t"no 1>&6 fi fi # Not "gcc", so try "cc", rejecting "/usr/ucb/cc". if test -z "$CC"; then echo $ac_n "checking for cc... $ac_c" 1>&6 IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" cc_rejected=no for dir in $PATH; do test -z "$dir" && dir=. if test -f $dir/cc || test -f $dir/cc$ac_exeext; then if test "$dir/cc" = "/usr/ucb/cc"; then cc_rejected=yes continue fi CC="cc" break fi done IFS="$save_ifs" if test $cc_rejected = yes; then # We found a bogon in the path, so make sure we never use it. set dummy $CC shift if test $# -gt 0; then # We chose a different compiler from the bogus one. # However, it has the same name, so the bogon will be chosen # first if we set CC to just the name; use the full file name. shift set dummy "$dir/cc" "$@" shift CC="$@" fi fi if test -n "$CC"; then echo "$ac_t$CC" 1>&6 else echo "$ac_t"no 1>&6 fi if test -z "$CC"; then echo "$progname: error: no acceptable cc found in \$PATH" 1>&2 exit 1 fi fi # Now see if the compiler is really GCC. with_gcc=no echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6 echo "$progname:581: checking whether we are using GNU C" >&5 $rm conftest.c cat > conftest.c <<EOF #ifdef __GNUC__ yes; #endif EOF if { ac_try='${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 with_gcc=yes fi $rm conftest.c echo "$ac_t$with_gcc" 1>&6 fi # Allow CC to be a program name with arguments. set dummy $CC compiler="$2" echo $ac_n "checking for object suffix... $ac_c" 1>&6 $rm conftest* echo 'int i = 1;' > conftest.c echo "$progname:603: checking for object suffix" >& 5 if { (eval echo $progname:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then # Append any warnings to the config.log. cat conftest.err 1>&5 for ac_file in conftest.*; do case $ac_file in *.c) ;; *) objext=`echo $ac_file | sed -e s/conftest.//` ;; esac done else cat conftest.err 1>&5 echo "$progname: failed program was:" >&5 cat conftest.c >&5 fi $rm conftest* echo "$ac_t$objext" 1>&6 echo $ac_n "checking for executable suffix... $ac_c" 1>&6 if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else ac_cv_exeext="no" $rm conftest* echo 'main () { return 0; }' > conftest.c echo "$progname:629: checking for executable suffix" >& 5 if { (eval echo $progname:630: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then # Append any warnings to the config.log. cat conftest.err 1>&5 for ac_file in conftest.*; do case $ac_file in *.c | *.err | *.$objext ) ;; *) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;; esac done else cat conftest.err 1>&5 echo "$progname: failed program was:" >&5 cat conftest.c >&5 fi $rm conftest* fi if test "X$ac_cv_exeext" = Xno; then exeext="" else exeext="$ac_cv_exeext" fi echo "$ac_t$ac_cv_exeext" 1>&6 echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6 pic_flag= special_shlib_compile_flags= wl= link_static_flag= no_builtin_flag= if test "$with_gcc" = yes; then wl='-Wl,' link_static_flag='-static' case "$host_os" in beos* | irix5* | irix6* | osf3* | osf4* | osf5*) # PIC is the default for these OSes. ;; aix*) # Below there is a dirty hack to force normal static linking with -ldl # The problem is because libdl dynamically linked with both libc and # libC (AIX C++ library), which obviously doesn't included in libraries # list by gcc. This cause undefined symbols with -static flags. # This hack allows C programs to be linked with "-static -ldl", but # we not sure about C++ programs. link_static_flag="$link_static_flag ${wl}-lC" ;; cygwin* | mingw* | os2*) # We can build DLLs from non-PIC. ;; amigaos*) # FIXME: we need at least 68020 code to build shared libraries, but # adding the `-m68020' flag to GCC prevents building anything better, # like `-m68040'. pic_flag='-m68020 -resident32 -malways-restore-a4' ;; sysv4*MP*) if test -d /usr/nec; then pic_flag=-Kconform_pic fi ;; *) pic_flag='-fPIC' ;; esac else # PORTME Check for PIC flags for the system compiler. case "$host_os" in aix3* | aix4*) # All AIX code is PIC. link_static_flag='-bnso -bI:/lib/syscalls.exp' ;; hpux9* | hpux10* | hpux11*) # Is there a better link_static_flag that works with the bundled CC? wl='-Wl,' link_static_flag="${wl}-a ${wl}archive" pic_flag='+Z' ;; irix5* | irix6*) wl='-Wl,' link_static_flag='-non_shared' # PIC (with -KPIC) is the default. ;; cygwin* | mingw* | os2*) # We can build DLLs from non-PIC. ;; osf3* | osf4* | osf5*) # All OSF/1 code is PIC. wl='-Wl,' link_static_flag='-non_shared' ;; sco3.2v5*) pic_flag='-Kpic' link_static_flag='-dn' special_shlib_compile_flags='-belf' ;; solaris*) pic_flag='-KPIC' link_static_flag='-Bstatic' wl='-Wl,' ;; sunos4*) pic_flag='-PIC' link_static_flag='-Bstatic' wl='-Qoption ld ' ;; sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) pic_flag='-KPIC' link_static_flag='-Bstatic' wl='-Wl,' ;; uts4*) pic_flag='-pic' link_static_flag='-Bstatic' ;; sysv4*MP*) if test -d /usr/nec ;then pic_flag='-Kconform_pic' link_static_flag='-Bstatic' fi ;; *) can_build_shared=no ;; esac fi if test -n "$pic_flag"; then echo "$ac_t$pic_flag" 1>&6 # Check to make sure the pic_flag actually works. echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6 $rm conftest* echo "int some_variable = 0;" > conftest.c save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS $pic_flag -DPIC" echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5 if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then # Append any warnings to the config.log. cat conftest.err 1>&5 case "$host_os" in hpux9* | hpux10* | hpux11*) # On HP-UX, both CC and GCC only warn that PIC is supported... then they # create non-PIC objects. So, if there were any warnings, we assume that # PIC is not supported. if test -s conftest.err; then echo "$ac_t"no 1>&6 can_build_shared=no pic_flag= else echo "$ac_t"yes 1>&6 pic_flag=" $pic_flag" fi ;; *) echo "$ac_t"yes 1>&6 pic_flag=" $pic_flag" ;; esac else # Append any errors to the config.log. cat conftest.err 1>&5 can_build_shared=no pic_flag= echo "$ac_t"no 1>&6 fi CFLAGS="$save_CFLAGS" $rm conftest* else echo "$ac_t"none 1>&6 fi # Check to see if options -o and -c are simultaneously supported by compiler echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6 $rm -r conftest 2>/dev/null mkdir conftest cd conftest $rm conftest* echo "int some_variable = 0;" > conftest.c mkdir out # According to Tom Tromey, Ian Lance Taylor reported there are C compilers # that will create temporary files in the current directory regardless of # the output directory. Thus, making CWD read-only will cause this test # to fail, enabling locking or at least warning the user not to do parallel # builds. chmod -w . save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -o out/conftest2.o" echo "$progname:829: checking if $compiler supports -c -o file.o" >&5 if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then # The compiler can only warn and ignore the option if not recognized # So say no if there are warnings if test -s out/conftest.err; then echo "$ac_t"no 1>&6 compiler_c_o=no else echo "$ac_t"yes 1>&6 compiler_c_o=yes fi else # Append any errors to the config.log. cat out/conftest.err 1>&5 compiler_c_o=no echo "$ac_t"no 1>&6 fi CFLAGS="$save_CFLAGS" chmod u+w . $rm conftest* out/* rmdir out cd .. rmdir conftest $rm -r conftest 2>/dev/null if test x"$compiler_c_o" = x"yes"; then # Check to see if we can write to a .lo echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6 $rm conftest* echo "int some_variable = 0;" > conftest.c save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -c -o conftest.lo" echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5 if { (eval echo $progname:863: \"$ac_compile\") 1>&5; 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*) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linkopts' ;; esac hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' hardcode_libdir_separator=: hardcode_direct=yes hardcode_minus_L=yes # Not in the search PATH, but as the default # location of the library. export_dynamic_flag_spec='${wl}-E' ;; irix5* | irix6*) if test "$with_gcc" = yes; then 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 $lib' else archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' fi hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' hardcode_libdir_separator=: ;; netbsd*) if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' # a.out else archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts' # ELF fi hardcode_libdir_flag_spec='${wl}-R$libdir' hardcode_direct=yes hardcode_shlibpath_var=no ;; openbsd*) hardcode_direct=yes hardcode_shlibpath_var=no if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2. 8-powerpc"; then archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $linkopts' hardcode_libdir_flag_spec='${wl}-R$libdir' export_dynamic_flag_spec='${wl}-E' else case "$host_os" in openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*) archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts' hardcode_libdir_flag_spec='-R$libdir' ;; *) archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $linkopts' hardcode_libdir_flag_spec='${wl}-R$libdir' ;; esac fi ;; os2*) hardcode_libdir_flag_spec='-L$libdir' hardcode_minus_L=yes allow_undefined_flag=unsupported 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' old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def' ;; osf3*) if test "$with_gcc" = yes; then allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' archive_cmds='$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 $lib' else allow_undefined_flag=' -expect_unresolved \*' archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' fi hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' hardcode_libdir_separator=: ;; osf4* | osf5*) # As osf3* with the addition of the -msym flag if test "$with_gcc" = yes; then allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' archive_cmds='$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 $lib' else allow_undefined_flag=' -expect_unresolved \*' archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' fi hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' hardcode_libdir_separator=: ;; rhapsody*) archive_cmds='$CC -bundle -undefined suppress -o $lib $libobjs $deplibs $linkopts' hardcode_libdir_flags_spec='-L$libdir' hardcode_direct=yes hardcode_shlibpath_var=no ;; sco3.2v5*) archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' hardcode_shlibpath_var=no runpath_var=LD_RUN_PATH hardcode_runpath_var=yes ;; solaris*) no_undefined_flag=' -z text' # $CC -shared without GNU ld will not create a library from C++ # object files and a static libstdc++, better avoid it by now archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts' archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp' hardcode_libdir_flag_spec='-R$libdir' hardcode_shlibpath_var=no case "$host_os" in solaris2.[0-5] | solaris2.[0-5].*) ;; *) # Supported since Solaris 2.6 (maybe 2.5.1?) whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;; esac ;; sunos4*) archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts' hardcode_libdir_flag_spec='-L$libdir' hardcode_direct=yes hardcode_minus_L=yes hardcode_shlibpath_var=no ;; sysv4) if test "x$host_vendor" = xsequent; then # Use $CC to link under sequent, because it throws in some extra .o # files that make .init and .fini sections work. archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $linkopts' else archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' fi runpath_var='LD_RUN_PATH' hardcode_shlibpath_var=no hardcode_direct=no #Motorola manual says yes, but my tests say they lie ;; sysv4.3*) archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' hardcode_shlibpath_var=no export_dynamic_flag_spec='-Bexport' ;; sysv5*) no_undefined_flag=' -z text' # $CC -shared without GNU ld will not create a library from C++ # object files and a static libstdc++, better avoid it by now archive_cmds='$LD -G${allow_undefined_flag} -h $rpath/$soname -o $lib $libobjs $deplibs $linkopts' archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; 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*) ld_shlibs=no ;; esac fi echo "$ac_t$ld_shlibs" 1>&6 test "$ld_shlibs" = no && can_build_shared=no if test -z "$NM"; then echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6 case "$NM" in [\\/]* | [A-Za-z]:[\\/]*) ;; # Let the user override the test with a path. *) IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" for ac_dir in $PATH /usr/ucb /usr/ccs/bin /bin; do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext; then # Check to see if the nm accepts a BSD-compat flag. # Adding the `sed 1q' prevents false positives on HP-UX, which says: # nm: unknown option "B" ignored if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then NM="$ac_dir/nm -B" break elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then NM="$ac_dir/nm -p" break else NM=${NM="$ac_dir/nm"} # keep the first match, but continue # so that we can try to find one that supports BSD flags fi fi done IFS="$ac_save_ifs" test -z "$NM" && NM=nm ;; esac echo "$ac_t$NM" 1>&6 fi # Check for command to grab the raw symbol name followed by C symbol from nm. echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6 # These are sane defaults that work on at least a few old systems. # [They come from Ultrix. What could be older than Ultrix?!! ;)] # Character class describing NM global symbol codes. symcode='[BCDEGRST]' # Regexp to match symbols that can be accessed directly from C. sympat='\([_A-Za-z][_A-Za-z0-9]*\)' # Transform the above into a raw symbol and a C symbol. symxfrm='\1 \2\3 \3' # Transform an extracted symbol line into a proper C declaration global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'" # Define system-specific variables. case "$host_os" in aix*) symcode='[BCDT]' ;; cygwin* | mingw*) symcode='[ABCDGISTW]' ;; hpux*) # Its linker distinguishes data from code symbols global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'" ;; irix*) symcode='[BCDEGRST]' ;; solaris*) symcode='[BDT]' ;; sysv4) symcode='[DFNSTU]' ;; esac # If we're using GNU nm, then use its standard symbol codes. if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then symcode='[ABCDGISTW]' fi # Try without a prefix undercore, then with it. for ac_symprfx in "" "_"; do # Write the raw and C identifiers. global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$/$symxfrm/p'" # Check to see that the pipe works correctly. pipe_works=no $rm conftest* cat > conftest.c <<EOF #ifdef __cplusplus extern "C" { #endif char nm_test_var; void nm_test_func(){} #ifdef __cplusplus } #endif main(){nm_test_var='a';nm_test_func();return(0);} EOF echo "$progname:1653: checking if global_symbol_pipe works" >&5 if { (eval echo $progname:1654: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then # Now try to grab the symbols. nlist=conftest.nm 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 # Try sorting and uniquifying the output. if sort "$nlist" | uniq > "$nlist"T; then mv -f "$nlist"T "$nlist" else rm -f "$nlist"T fi # Make sure that we snagged all the symbols we need. if egrep ' nm_test_var$' "$nlist" >/dev/null; then if egrep ' nm_test_func$' "$nlist" >/dev/null; then cat <<EOF > conftest.c #ifdef __cplusplus extern "C" { #endif EOF # Now generate the symbol file. eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.c' cat <<EOF >> conftest.c #if defined (__STDC__) && __STDC__ # define lt_ptr_t void * #else # define lt_ptr_t char * # define const #endif /* The mapping between symbol names and symbols. */ const struct { const char *name; lt_ptr_t address; } lt_preloaded_symbols[] = { EOF sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.c cat <<\EOF >> conftest.c {0, (lt_ptr_t) 0} }; #ifdef __cplusplus } #endif EOF # Now try linking the two files. mv conftest.$objext conftstm.$objext save_LIBS="$LIBS" save_CFLAGS="$CFLAGS" LIBS="conftstm.$objext" CFLAGS="$CFLAGS$no_builtin_flag" if { (eval echo $progname:1709: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then pipe_works=yes else echo "$progname: failed program was:" >&5 cat conftest.c >&5 fi LIBS="$save_LIBS" else echo "cannot find nm_test_func in $nlist" >&5 fi else echo "cannot find nm_test_var in $nlist" >&5 fi else echo "cannot run $global_symbol_pipe" >&5 fi else echo "$progname: failed program was:" >&5 cat conftest.c >&5 fi $rm conftest* conftst* # Do not use the global_symbol_pipe unless it works. if test "$pipe_works" = yes; then break else global_symbol_pipe= fi done if test "$pipe_works" = yes; then echo "${ac_t}ok" 1>&6 else echo "${ac_t}failed" 1>&6 fi if test -z "$global_symbol_pipe"; then global_symbol_to_cdecl= fi # Check hardcoding attributes. echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6 hardcode_action= if test -n "$hardcode_libdir_flag_spec" || \ test -n "$runpath_var"; then # We can hardcode non-existant directories. if test "$hardcode_direct" != no && # If the only mechanism to avoid hardcoding is shlibpath_var, we # have to relink, otherwise we might link with an installed library # when we should be linking with a yet-to-be-installed one ## test "$hardcode_shlibpath_var" != no && test "$hardcode_minus_L" != no; then # Linking always hardcodes the temporary library directory. hardcode_action=relink else # We can link without hardcoding, and we can hardcode nonexisting dirs. hardcode_action=immediate fi else # We cannot hardcode anything, or else we can only hardcode existing # directories. hardcode_action=unsupported fi echo "$ac_t$hardcode_action" 1>&6 reload_flag= reload_cmds='$LD$reload_flag -o $output$reload_objs' echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6 # PORTME Some linkers may need a different reload flag. reload_flag='-r' echo "$ac_t$reload_flag" 1>&6 test -n "$reload_flag" && reload_flag=" $reload_flag" # PORTME Fill in your ld.so characteristics library_names_spec= libname_spec='lib$name' soname_spec= postinstall_cmds= postuninstall_cmds= finish_cmds= finish_eval= shlibpath_var= shlibpath_overrides_runpath=unknown version_type=none dynamic_linker="$host_os ld.so" sys_lib_dlsearch_path_spec="/lib /usr/lib" sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib" file_magic_cmd= file_magic_test_file= deplibs_check_method='unknown' # Need to set the preceding variable on all platforms that support # interlibrary dependencies. # 'none' -- dependencies not supported. # `unknown' -- same as none, but documents that we really don't know. # 'pass_all' -- all dependencies passed with no checks. # 'test_compile' -- check by making test program. # 'file_magic [regex]' -- check by looking for files in library path # which responds to the $file_magic_cmd with a given egrep regex. # If you have `file' or equivalent on your system and you're not sure # whether `pass_all' will *always* work, you probably want this one. echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6 case "$host_os" in aix3*) version_type=linux library_names_spec='${libname}${release}.so$versuffix $libname.a' shlibpath_var=LIBPATH # AIX has no versioning support, so we append a major version to the name. soname_spec='${libname}${release}.so$major' ;; aix4*) version_type=linux # AIX has no versioning support, so currently we can not hardcode correct # soname into executable. Probably we can add versioning support to # collect2, so additional links can be useful in future. # We preserve .a as extension for shared libraries though AIX4.2 # and later linker supports .so library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a' shlibpath_var=LIBPATH deplibs_check_method=pass_all ;; amigaos*) library_names_spec='$libname.ixlibrary $libname.a' # Create ${libname}_ixlibrary.a entries in /sys/libs. 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 ${libname}_ixlibrary.a) || exit 1; done' ;; beos*) library_names_spec='${libname}.so' dynamic_linker="$host_os ld.so" shlibpath_var=LIBRARY_PATH deplibs_check_method=pass_all lt_cv_dlopen="load_add_on" lt_cv_dlopen_libs= lt_cv_dlopen_self=yes ;; bsdi4*) version_type=linux need_version=no library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' soname_spec='${libname}${release}.so$major' finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir' shlibpath_var=LD_LIBRARY_PATH deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)' file_magic_cmd=/usr/bin/file file_magic_test_file=/shlib/libc.so sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib" sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib" export_dynamic_flag_spec=-rdynamic # the default ld.so.conf also contains /usr/contrib/lib and # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow # libtool to hard-code these into programs ;; cygwin* | mingw*) version_type=windows need_version=no need_lib_prefix=no if test "$with_gcc" = yes; then library_names_spec='`echo ${libname} | sed -e 's/^lib//g'`.dll $libname.a' else library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib' fi dynamic_linker='Win32 ld.exe' deplibs_check_method='file_magic file format pe-i386(.*architecture: i386)?' file_magic_cmd='${OBJDUMP} -f' # FIXME: first we should search . and the directory the executable is in shlibpath_var=PATH if test "$with_gcc" = yes; then # See where the system libraries really are - /usr/lib won't cut it libuser32=`$CC --print-file-name=libuser32.a` win32libs=`expr $libuser32 : '\(.*\)/.*'` sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api $win32libs" fi lt_cv_dlopen="LoadLibrary" lt_cv_dlopen_libs= ;; freebsd1*) dynamic_linker=no ;; freebsd*) objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout` version_type=freebsd-$objformat case "$version_type" in freebsd-elf*) deplibs_check_method='pass_all' file_magic_cmd=/usr/bin/file file_magic_test_file=`echo /usr/lib/libc.so*` library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' need_version=no need_lib_prefix=no ;; freebsd-*) deplibs_check_method=unknown library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix' need_version=yes ;; esac shlibpath_var=LD_LIBRARY_PATH case "$host_os" in freebsd2* | freebsd3.[01]* | freebsdelf3.[01]*) shlibpath_overrides_runpath=yes ;; *) # from 3.2 on shlibpath_overrides_runpath=no ;; esac ;; gnu*) version_type=linux need_lib_prefix=no need_version=no library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so' soname_spec='${libname}${release}.so$major' shlibpath_var=LD_LIBRARY_PATH ;; hpux9* | hpux10* | hpux11*) # Give a soname corresponding to the major version so that dld.sl refuses to # link against other versions. dynamic_linker="$host_os dld.sl" version_type=sunos need_lib_prefix=no need_version=no shlibpath_var=SHLIB_PATH shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl' soname_spec='${libname}${release}.sl$major' # HP-UX runs *really* slowly unless shared libraries are mode 555. postinstall_cmds='chmod 555 $lib' case "$host_os" in hpux10.20*) # TODO: Does this work for hpux-11 too? # deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library' deplibs_check_method="unknown" file_magic_cmd=/usr/bin/file file_magic_test_file=/usr/lib/libc.sl ;; esac ;; irix5* | irix6*) version_type=irix need_lib_prefix=no need_version=no soname_spec='${libname}${release}.so.$major' library_names_spec='${libname}${release}.so.$versuffix ${libname}${release}.so.$major ${libname}${release}.so $libname.so' case "$host_os" in irix5*) libsuff= shlibsuff= # this will be overridden with pass_all, but let us keep it just in case deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1" ;; *) case "$LD" in # libtool.m4 will add one of these switches to LD *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;; *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;; *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;; *) libsuff= shlibsuff= libmagic=never-match;; esac ;; esac shlibpath_var=LD_LIBRARY${shlibsuff}_PATH shlibpath_overrides_runpath=no sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}" sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}" file_magic_cmd=/usr/bin/file file_magic_test_file=`echo /lib${libsuff}/libc.so*` deplibs_check_method='pass_all' ;; 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openbsd*) version_type=sunos need_lib_prefix=no need_version=no sys_lib_search_path_spec="/usr/lib" sys_lib_dlsearch_path_spec="/usr/lib /usr/local/lib" file_magic_cmd=/usr/bin/file file_magic_test_file=`echo /usr/lib/libc.so.*` if test "`echo __ELF__ | $CC -E - | grep __ELF__`" = "" -o "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object' case "$host_os" in openbsd2.[89] | openbsd2.[89].*) shlibpath_overrides_runpath=no ;; *) shlibpath_overrides_runpath=yes ;; esac else deplibs_check_method='file_magic OpenBSD.* shared library' shlibpath_overrides_runpath=yes fi library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' shlibpath_var=LD_LIBRARY_PATH deplibs_check_method='pass_all' ;; os2*) libname_spec='$name' need_lib_prefix=no library_names_spec='$libname.dll $libname.a' dynamic_linker='OS/2 ld.exe' shlibpath_var=LIBPATH ;; osf3* | osf4* | osf5*) version_type=osf need_version=no soname_spec='${libname}${release}.so' library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' shlibpath_var=LD_LIBRARY_PATH # this will be overridden with pass_all, but let us keep it just in case deplibs_check_method='file_magic COFF format alpha shared library' file_magic_cmd=/usr/bin/file file_magic_test_file=/shlib/libc.so deplibs_check_method='pass_all' sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib" sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec" ;; rhapsody*) version_type=sunos library_names_spec='${libname}.so' soname_spec='${libname}.so' shlibpath_var=DYLD_LIBRARY_PATH deplibs_check_method=pass_all ;; sco3.2v5*) version_type=osf soname_spec='${libname}${release}.so$major' library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' shlibpath_var=LD_LIBRARY_PATH ;; solaris*) version_type=linux need_lib_prefix=no need_version=no library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' soname_spec='${libname}${release}.so$major' shlibpath_var=LD_LIBRARY_PATH shlibpath_overrides_runpath=yes # ldd complains unless libraries are executable postinstall_cmds='chmod +x $lib' deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib" file_magic_cmd=/usr/bin/file file_magic_test_file=/lib/libc.so ;; sunos4*) version_type=sunos library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir' shlibpath_var=LD_LIBRARY_PATH shlibpath_overrides_runpath=yes if test "$with_gnu_ld" = yes; 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dgux*) version_type=linux need_lib_prefix=no need_version=no library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' soname_spec='${libname}${release}.so$major' shlibpath_var=LD_LIBRARY_PATH ;; sysv4*MP*) if test -d /usr/nec ;then version_type=linux library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so' soname_spec='$libname.so.$major' shlibpath_var=LD_LIBRARY_PATH fi ;; *) dynamic_linker=no ;; nto-qnx) version_type=linux need_lib_prefix=no need_version=no library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' soname_spec='${libname}${release}.so$major' shlibpath_var=LD_LIBRARY_PATH shlibpath_overrides_runpath=yes deplibs_check_method='pass_all' ;; esac echo "$ac_t$dynamic_linker" 1>&6 test "$dynamic_linker" = no && can_build_shared=no # Report the final consequences. echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6 # Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in # configure.in, otherwise build static only libraries. case "$host_os" in cygwin* | mingw* | os2*) if test x$can_build_shared = xyes; then test x$enable_win32_dll = xno && can_build_shared=no echo "checking if package supports dlls... $can_build_shared" 1>&6 fi ;; esac if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then case "$deplibs_check_method" in "file_magic "*) file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`" if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null | egrep "$file_magic_regex" > /dev/null; then : else cat <<EOF 1>&2 *** Warning: the command libtool uses to detect shared libraries, *** $file_magic_cmd, produces output that libtool cannot recognize. *** The result is that libtool may fail to recognize shared libraries *** as such. This will affect the creation of libtool libraries that *** depend on shared libraries, but programs linked with such libtool *** libraries will work regardless of this problem. Nevertheless, you *** may want to report the problem to your system manager and/or to *** bug-libtool@gnu.org EOF fi ;; esac fi echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6 test "$can_build_shared" = "no" && enable_shared=no # On AIX, shared libraries and static libraries use the same namespace, and # are all built from PIC. case "$host_os" in aix3*) test "$enable_shared" = yes && enable_static=no if test -n "$RANLIB"; then archive_cmds="$archive_cmds~\$RANLIB \$lib" postinstall_cmds='$RANLIB $lib' fi ;; aix4*) test "$enable_shared" = yes && enable_static=no ;; esac echo "$ac_t$enable_shared" 1>&6 # Make sure either enable_shared or enable_static is yes. test "$enable_shared" = yes || enable_static=yes echo "checking whether to build static libraries... $enable_static" 1>&6 if test "$hardcode_action" = relink; then # Fast installation is not supported enable_fast_install=no elif test "$shlibpath_overrides_runpath" = yes || test "$enable_shared" = no; then # Fast installation is not necessary enable_fast_install=needless fi echo $ac_n "checking for objdir... $ac_c" 1>&6 rm -f .libs 2>/dev/null mkdir .libs 2>/dev/null if test -d .libs; then objdir=.libs else # MS-DOS does not allow filenames that begin with a dot. objdir=_libs fi rmdir .libs 2>/dev/null echo "$ac_t$objdir" 1>&6 if test "x$enable_dlopen" != xyes; then enable_dlopen=unknown enable_dlopen_self=unknown enable_dlopen_self_static=unknown else if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then lt_cv_dlopen=no lt_cv_dlopen_libs= echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6 echo "$progname:2248: checking for dlopen in -ldl" >&5 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'` if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else ac_save_LIBS="$LIBS" LIBS="-ldl $LIBS" cat > conftest.$ac_ext <<EOF #line 2256 "ltconfig" /* Override any gcc2 internal prototype to avoid an error. */ /* We use char because int might match the return type of a gcc2 builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char dlopen(); int main() { dlopen() ; return 0; } EOF if { (eval echo $progname:2269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else echo "$progname: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=no" fi rm -f conftest* LIBS="$ac_save_LIBS" fi if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then echo "$ac_t""yes" 1>&6 lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl" else echo "$ac_t""no" 1>&6 echo $ac_n "checking for dlopen""... $ac_c" 1>&6 echo "$progname:2288: checking for dlopen" >&5 if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF #line 2293 "ltconfig" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char dlopen(); below. */ #include <assert.h> /* Override any gcc2 internal prototype to avoid an error. */ /* We use char because int might match the return type of a gcc2 builtin and then its argument prototype would still apply. */ #ifdef __cplusplus extern "C" #endif char dlopen(); int main() { /* The GNU C library defines this for functions which it implements to always fail with ENOSYS. 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int main() { shl_load() ; return 0; } EOF if { (eval echo $progname:2445: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=yes" else echo "$progname: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* eval "ac_cv_lib_$ac_lib_var=no" fi rm -f conftest* LIBS="$ac_save_LIBS" fi if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then echo "$ac_t""yes" 1>&6 lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld" else echo "$ac_t""no" 1>&6 fi fi fi fi fi fi if test "x$lt_cv_dlopen" != xno; then enable_dlopen=yes fi case "$lt_cv_dlopen" in dlopen) for ac_hdr in dlfcn.h; do ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 echo "$progname:2488: checking for $ac_hdr" >&5 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF #line 2493 "ltconfig" #include <$ac_hdr> int fnord = 0; EOF ac_try="$ac_compile >/dev/null 2>conftest.out" { (eval echo $progname:2498: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then rm -rf conftest* eval "ac_cv_header_$ac_safe=yes" else echo "$ac_err" >&5 echo "$progname: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* eval "ac_cv_header_$ac_safe=no" fi rm -f conftest* fi if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then echo "$ac_t""yes" 1>&6 else echo "$ac_t""no" 1>&6 fi done if test "x$ac_cv_header_dlfcn_h" = xyes; then CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H" fi eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\" LIBS="$lt_cv_dlopen_libs $LIBS" echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6 echo "$progname:2526: checking whether a program can dlopen itself" >&5 if test "${lt_cv_dlopen_self+set}" = set; then echo $ac_n "(cached) $ac_c" 1>&6 else if test "$cross_compiling" = yes; then lt_cv_dlopen_self=cross else cat > conftest.c <<EOF #line 2534 "ltconfig" #if HAVE_DLFCN_H #include <dlfcn.h> #endif #include <stdio.h> #ifdef RTLD_GLOBAL # define LTDL_GLOBAL RTLD_GLOBAL #else # ifdef DL_GLOBAL # define LTDL_GLOBAL DL_GLOBAL # else # define LTDL_GLOBAL 0 # endif #endif /* We may have to define LTDL_LAZY_OR_NOW in the command line if we find out it does not work in some platform. */ #ifndef LTDL_LAZY_OR_NOW # ifdef RTLD_LAZY # define LTDL_LAZY_OR_NOW RTLD_LAZY # else # ifdef DL_LAZY # define LTDL_LAZY_OR_NOW DL_LAZY # else # ifdef RTLD_NOW # define LTDL_LAZY_OR_NOW RTLD_NOW # else # ifdef DL_NOW # define LTDL_LAZY_OR_NOW DL_NOW # else # define LTDL_LAZY_OR_NOW 0 # endif # endif # endif # endif #endif fnord() { int i=42;} main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW); if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord"); if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); } EOF if { (eval echo $progname:2580: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null then lt_cv_dlopen_self=yes else echo "$progname: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -fr conftest* lt_cv_dlopen_self=no fi rm -fr conftest* fi fi echo "$ac_t""$lt_cv_dlopen_self" 1>&6 if test "$lt_cv_dlopen_self" = yes; then LDFLAGS="$LDFLAGS $link_static_flag" echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6 echo "$progname:2599: checking whether a statically linked program can dlopen itself" >&5 if test "${lt_cv_dlopen_self_static+set}" = set; then echo $ac_n "(cached) $ac_c" 1>&6 else if test "$cross_compiling" = yes; then lt_cv_dlopen_self_static=cross else cat > conftest.c <<EOF #line 2607 "ltconfig" #if HAVE_DLFCN_H #include <dlfcn.h> #endif #include <stdio.h> #ifdef RTLD_GLOBAL # define LTDL_GLOBAL RTLD_GLOBAL #else # ifdef DL_GLOBAL # define LTDL_GLOBAL DL_GLOBAL # else # define LTDL_GLOBAL 0 # endif #endif /* We may have to define LTDL_LAZY_OR_NOW in the command line if we find out it does not work in some platform. */ #ifndef LTDL_LAZY_OR_NOW # ifdef RTLD_LAZY # define LTDL_LAZY_OR_NOW RTLD_LAZY # else # ifdef DL_LAZY # define LTDL_LAZY_OR_NOW DL_LAZY # else # ifdef RTLD_NOW # define LTDL_LAZY_OR_NOW RTLD_NOW # else # ifdef DL_NOW # define LTDL_LAZY_OR_NOW DL_NOW # else # define LTDL_LAZY_OR_NOW 0 # endif # endif # endif # endif #endif fnord() { int i=42;} main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW); if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord"); if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); } EOF if { (eval echo $progname:2653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null then lt_cv_dlopen_self_static=yes else echo "$progname: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -fr conftest* lt_cv_dlopen_self_static=no fi rm -fr conftest* fi fi echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6 fi ;; esac case "$lt_cv_dlopen_self" in yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;; *) enable_dlopen_self=unknown ;; esac case "$lt_cv_dlopen_self_static" in yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;; *) enable_dlopen_self_static=unknown ;; esac fi # Copy echo and quote the copy, instead of the original, because it is # used later. ltecho="$echo" if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then ltecho="$CONFIG_SHELL \$0 --fallback-echo" fi LTSHELL="$SHELL" LTCONFIG_VERSION="$VERSION" # Only quote variables if we're using ltmain.sh. case "$ltmain" in *.sh) # Now quote all the things that may contain metacharacters. for var in ltecho old_CC old_CFLAGS old_CPPFLAGS \ old_LD old_LDFLAGS old_LIBS \ old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS \ AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \ reload_flag reload_cmds wl \ pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \ thread_safe_flag_spec whole_archive_flag_spec libname_spec \ library_names_spec soname_spec \ RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \ old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \ file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \ finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \ hardcode_libdir_flag_spec hardcode_libdir_separator \ sys_lib_search_path_spec sys_lib_dlsearch_path_spec \ compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; 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