Mercurial > sdl-ios-xcode

annotate acinclude/alsa.m4 @ 5196:e96c5be3e0b5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Updated Visual Studio 2010 project
author Sam Lantinga <slouken@libsdl.org>
date Fri, 04 Feb 2011 14:06:01 -0800
parents 3da232c5980a
children
rev   line source
3342
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 ##############################################################################
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2 dnl Configure Paths for Alsa
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3 dnl Some modifications by Richard Boulton <richard-alsa@tartarus.org>
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4 dnl Christopher Lansdown <lansdoct@cs.alfred.edu>
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5 dnl Jaroslav Kysela <perex@suse.cz>
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6 dnl Last modification: alsa.m4,v 1.23 2004/01/16 18:14:22 tiwai Exp
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7 dnl AM_PATH_ALSA([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
8 dnl Test for libasound, and define ALSA_CFLAGS and ALSA_LIBS as appropriate.
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
9 dnl enables arguments --with-alsa-prefix=
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
10 dnl --with-alsa-enc-prefix=
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
11 dnl --disable-alsatest
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
12 dnl
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
13 dnl For backwards compatibility, if ACTION_IF_NOT_FOUND is not specified,
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
14 dnl and the alsa libraries are not found, a fatal AC_MSG_ERROR() will result.
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
15 dnl
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
16 AC_DEFUN([AM_PATH_ALSA],
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
17 [dnl Save the original CFLAGS, LDFLAGS, and LIBS
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
18 alsa_save_CFLAGS="$CFLAGS"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
19 alsa_save_LDFLAGS="$LDFLAGS"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
20 alsa_save_LIBS="$LIBS"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
21 alsa_found=yes
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
22
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
23 dnl
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
24 dnl Get the cflags and libraries for alsa
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
25 dnl
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
26 AC_ARG_WITH(alsa-prefix,
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
27 [ --with-alsa-prefix=PFX Prefix where Alsa library is installed(optional)],
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
28 [alsa_prefix="$withval"], [alsa_prefix=""])
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
29
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
30 AC_ARG_WITH(alsa-inc-prefix,
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
31 [ --with-alsa-inc-prefix=PFX Prefix where include libraries are (optional)],
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
32 [alsa_inc_prefix="$withval"], [alsa_inc_prefix=""])
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
33
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
34 dnl FIXME: this is not yet implemented
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
35 AC_ARG_ENABLE(alsatest,
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
36 [ --disable-alsatest Do not try to compile and run a test Alsa program],
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
37 [enable_alsatest="$enableval"],
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
38 [enable_alsatest=yes])
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
39
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
40 dnl Add any special include directories
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
41 AC_MSG_CHECKING(for ALSA CFLAGS)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
42 if test "$alsa_inc_prefix" != "" ; then
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
43 ALSA_CFLAGS="$ALSA_CFLAGS -I$alsa_inc_prefix"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
44 CFLAGS="$CFLAGS -I$alsa_inc_prefix"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
45 fi
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
46 AC_MSG_RESULT($ALSA_CFLAGS)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
47
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
48 dnl add any special lib dirs
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
49 AC_MSG_CHECKING(for ALSA LDFLAGS)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
50 if test "$alsa_prefix" != "" ; then
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
51 ALSA_LIBS="$ALSA_LIBS -L$alsa_prefix"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
52 LDFLAGS="$LDFLAGS $ALSA_LIBS"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
53 fi
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
54
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
55 dnl add the alsa library
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
56 ALSA_LIBS="$ALSA_LIBS -lasound -lm -ldl -lpthread"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
57 LIBS=`echo $LIBS | sed 's/-lm//'`
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
58 LIBS=`echo $LIBS | sed 's/-ldl//'`
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
59 LIBS=`echo $LIBS | sed 's/-lpthread//'`
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
60 LIBS=`echo $LIBS | sed 's/ //'`
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
61 LIBS="$ALSA_LIBS $LIBS"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
62 AC_MSG_RESULT($ALSA_LIBS)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
63
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
64 dnl Check for a working version of libasound that is of the right version.
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
65 min_alsa_version=ifelse([$1], ,0.1.1,$1)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
66 AC_MSG_CHECKING(for libasound headers version >= $min_alsa_version)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
67 no_alsa=""
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
68 alsa_min_major_version=`echo $min_alsa_version | \
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
69 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
70 alsa_min_minor_version=`echo $min_alsa_version | \
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
71 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
72 alsa_min_micro_version=`echo $min_alsa_version | \
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
73 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
74
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
75 AC_LANG_SAVE
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
76 AC_LANG_C
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
77 AC_TRY_COMPILE([
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
78 #include <alsa/asoundlib.h>
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
79 ], [
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
80 /* ensure backward compatibility */
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
81 #if !defined(SND_LIB_MAJOR) && defined(SOUNDLIB_VERSION_MAJOR)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
82 #define SND_LIB_MAJOR SOUNDLIB_VERSION_MAJOR
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
83 #endif
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
84 #if !defined(SND_LIB_MINOR) && defined(SOUNDLIB_VERSION_MINOR)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
85 #define SND_LIB_MINOR SOUNDLIB_VERSION_MINOR
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
86 #endif
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
87 #if !defined(SND_LIB_SUBMINOR) && defined(SOUNDLIB_VERSION_SUBMINOR)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
88 #define SND_LIB_SUBMINOR SOUNDLIB_VERSION_SUBMINOR
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
89 #endif
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
90
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
91 # if(SND_LIB_MAJOR > $alsa_min_major_version)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
92 exit(0);
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
93 # else
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
94 # if(SND_LIB_MAJOR < $alsa_min_major_version)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
95 # error not present
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
96 # endif
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
97
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
98 # if(SND_LIB_MINOR > $alsa_min_minor_version)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
99 exit(0);
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
100 # else
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
101 # if(SND_LIB_MINOR < $alsa_min_minor_version)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
102 # error not present
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
103 # endif
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
104
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
105 # if(SND_LIB_SUBMINOR < $alsa_min_micro_version)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
106 # error not present
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
107 # endif
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
108 # endif
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
109 # endif
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
110 exit(0);
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
111 ],
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
112 [AC_MSG_RESULT(found.)],
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
113 [AC_MSG_RESULT(not present.)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
114 ifelse([$3], , [AC_MSG_ERROR(Sufficiently new version of libasound not found.)])
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
115 alsa_found=no]
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
116 )
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
117 AC_LANG_RESTORE
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
118
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
119 dnl Now that we know that we have the right version, let's see if we have the library and not just the headers.
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
120 if test "x$enable_alsatest" = "xyes"; then
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
121 AC_CHECK_LIB([asound], [snd_ctl_open],,
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
122 [ifelse([$3], , [AC_MSG_ERROR(No linkable libasound was found.)])
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
123 alsa_found=no]
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
124 )
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
125 fi
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
126
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
127 if test "x$alsa_found" = "xyes" ; then
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
128 ifelse([$2], , :, [$2])
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
129 LIBS=`echo $LIBS | sed 's/-lasound//g'`
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
130 LIBS=`echo $LIBS | sed 's/ //'`
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
131 LIBS="-lasound $LIBS"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
132 fi
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
133 if test "x$alsa_found" = "xno" ; then
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134 ifelse([$3], , :, [$3])
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 CFLAGS="$alsa_save_CFLAGS"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136 LDFLAGS="$alsa_save_LDFLAGS"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 LIBS="$alsa_save_LIBS"
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 ALSA_CFLAGS=""
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139 ALSA_LIBS=""
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 fi
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 dnl That should be it. Now just export out symbols:
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 AC_SUBST(ALSA_CFLAGS)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 AC_SUBST(ALSA_LIBS)
3da232c5980a Split acinclude.m4 into its constituent parts for easy upgrading
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 ])