blob: 1d3fb8b7b675e71700199aa0eff81205cde8128b [file] [log] [blame]
Lucas Eckelsf869a6f2012-08-06 15:15:24 -07001# Configure paths for libogg
2# Jack Moffitt <jack@icecast.org> 10-21-2000
3# Shamelessly stolen from Owen Taylor and Manish Singh
4
5dnl XIPH_PATH_OGG([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
6dnl Test for libogg, and define OGG_CFLAGS and OGG_LIBS
7dnl
8AC_DEFUN([XIPH_PATH_OGG],
9[dnl
10dnl Get the cflags and libraries
11dnl
12AC_ARG_WITH(ogg,AC_HELP_STRING([--with-ogg=PFX],[Prefix where libogg is installed (optional)]), ogg_prefix="$withval", ogg_prefix="")
13AC_ARG_WITH(ogg-libraries,AC_HELP_STRING([--with-ogg-libraries=DIR],[Directory where libogg library is installed (optional)]), ogg_libraries="$withval", ogg_libraries="")
14AC_ARG_WITH(ogg-includes,AC_HELP_STRING([--with-ogg-includes=DIR],[Directory where libogg header files are installed (optional)]), ogg_includes="$withval", ogg_includes="")
15AC_ARG_ENABLE(oggtest,AC_HELP_STRING([--disable-oggtest],[Do not try to compile and run a test Ogg program]),, enable_oggtest=yes)
16
17 if test "x$ogg_libraries" != "x" ; then
18 OGG_LIBS="-L$ogg_libraries"
19 elif test "x$ogg_prefix" = "xno" || test "x$ogg_prefix" = "xyes" ; then
20 OGG_LIBS=""
21 elif test "x$ogg_prefix" != "x" ; then
22 OGG_LIBS="-L$ogg_prefix/lib"
23 elif test "x$prefix" != "xNONE" ; then
24 OGG_LIBS="-L$prefix/lib"
25 fi
26
27 if test "x$ogg_prefix" != "xno" ; then
28 OGG_LIBS="$OGG_LIBS -logg"
29 fi
30
31 if test "x$ogg_includes" != "x" ; then
32 OGG_CFLAGS="-I$ogg_includes"
33 elif test "x$ogg_prefix" = "xno" || test "x$ogg_prefix" = "xyes" ; then
34 OGG_CFLAGS=""
35 elif test "x$ogg_prefix" != "x" ; then
36 OGG_CFLAGS="-I$ogg_prefix/include"
37 elif test "x$prefix" != "xNONE"; then
38 OGG_CFLAGS="-I$prefix/include"
39 fi
40
41 AC_MSG_CHECKING(for Ogg)
42 if test "x$ogg_prefix" = "xno" ; then
43 no_ogg="disabled"
44 enable_oggtest="no"
45 else
46 no_ogg=""
47 fi
48
49
50 if test "x$enable_oggtest" = "xyes" ; then
51 ac_save_CFLAGS="$CFLAGS"
52 ac_save_LIBS="$LIBS"
53 CFLAGS="$CFLAGS $OGG_CFLAGS"
54 LIBS="$LIBS $OGG_LIBS"
55dnl
56dnl Now check if the installed Ogg is sufficiently new.
57dnl
58 rm -f conf.oggtest
59 AC_TRY_RUN([
60#include <stdio.h>
61#include <stdlib.h>
62#include <string.h>
63#include <ogg/ogg.h>
64
65int main ()
66{
67 system("touch conf.oggtest");
68 return 0;
69}
70
71],, no_ogg=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
72 CFLAGS="$ac_save_CFLAGS"
73 LIBS="$ac_save_LIBS"
74 fi
75
76 if test "x$no_ogg" = "xdisabled" ; then
77 AC_MSG_RESULT(no)
78 ifelse([$2], , :, [$2])
79 elif test "x$no_ogg" = "x" ; then
80 AC_MSG_RESULT(yes)
81 ifelse([$1], , :, [$1])
82 else
83 AC_MSG_RESULT(no)
84 if test -f conf.oggtest ; then
85 :
86 else
87 echo "*** Could not run Ogg test program, checking why..."
88 CFLAGS="$CFLAGS $OGG_CFLAGS"
89 LIBS="$LIBS $OGG_LIBS"
90 AC_TRY_LINK([
91#include <stdio.h>
92#include <ogg/ogg.h>
93], [ return 0; ],
94 [ echo "*** The test program compiled, but did not run. This usually means"
95 echo "*** that the run-time linker is not finding Ogg or finding the wrong"
96 echo "*** version of Ogg. If it is not finding Ogg, you'll need to set your"
97 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
98 echo "*** to the installed location Also, make sure you have run ldconfig if that"
99 echo "*** is required on your system"
100 echo "***"
101 echo "*** If you have an old version installed, it is best to remove it, although"
102 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
103 [ echo "*** The test program failed to compile or link. See the file config.log for the"
104 echo "*** exact error that occured. This usually means Ogg was incorrectly installed"
105 echo "*** or that you have moved Ogg since it was installed." ])
106 CFLAGS="$ac_save_CFLAGS"
107 LIBS="$ac_save_LIBS"
108 fi
109 OGG_CFLAGS=""
110 OGG_LIBS=""
111 ifelse([$2], , :, [$2])
112 fi
113 AC_SUBST(OGG_CFLAGS)
114 AC_SUBST(OGG_LIBS)
115 rm -f conf.oggtest
116])