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