m4/gst-sid.m4

   1 dnl FIXME: the longest macro for one of the small plugins ?
   2 dnl there must be a way to make this simpler !
   3 dnl sidplay stuff (taken from xmms)
   4 AC_DEFUN(AC_FIND_FILE,
   5 [
   6   $3=NO
   7   for i in $2; do
   8     for j in $1; do
   9       if test -r "$i/$j"; then
  10         $3=$i
  11         break 2
  12       fi
  13     done
  14   done
  15 ])
  16
  17 AC_DEFUN(AC_PATH_LIBSIDPLAY,
  18 [
  19 AC_MSG_CHECKING([for SIDPLAY includes and library])
  20 ac_sidplay_cflags=NO
  21 ac_sidplay_library=NO
  22 sidplay_cflags=""
  23 sidplay_library=""
  24 AC_ARG_WITH(sidplay-includes,
  25   [  --with-sidplay-includes=DIR
  26                           where the sidplay includes are located],
  27   [ac_sidplay_cflags="$withval"
  28   ])
  29
  30 AC_ARG_WITH(sidplay-library,
  31   [  --with-sidplay-library=DIR
  32                           where the sidplay library is installed],
  33   [ac_sidplay_library="$withval"
  34   ])
  35
  36 if test "$ac_sidplay_cflags" = NO || test "$ac_sidplay_library" = NO; then
  37
  38 #search common locations
  39
  40 AC_CACHE_VAL(ac_cv_have_sidplay,
  41 [
  42 sidplay_incdirs="$ac_sidplay_cflags /usr/include /usr/local/include /usr/lib/sidplay/include /usr/local/lib/sidplay/include"
  43 AC_FIND_FILE(sidplay/sidtune.h,$sidplay_incdirs,sidplay_foundincdir)
  44 sidplay_libdirs="$ac_sidplay_library /usr/lib /usr/local/lib /usr/lib/sidplay /usr/local/lib/sidplay"
  45 AC_FIND_FILE(libsidplay.so libsidplay.so.1 libsidplay.so.1.36 libsidplay.so.1.37,$sidplay_libdirs,sidplay_foundlibdir)
  46 ac_sidplay_library=$sidplay_foundlibdir
  47
  48 if test "$ac_sidplay_cflags" = NO || test "$ac_sidplay_library" = NO; then
  49   ac_cv_have_sidplay="have_sidplay=no"
  50   ac_sidplay_notfound=""
  51   if test "$ac_sidplay_cflags" = NO; then
  52     if test "$ac_sidplay_library" = NO; then
  53       ac_sidplay_notfound="(headers and library)";
  54     else
  55       ac_sidplay_notfound="(headers)";
  56     fi
  57   else
  58     ac_sidplay_notfound="(library)";
  59   fi
  60   eval "$ac_cv_have_sidplay"
  61   AC_MSG_RESULT([$have_sidplay])
  62 else
  63   have_sidplay=yes
  64 fi
  65
  66 ])  dnl AC_CACHE_VAL(ac_cv_have_sidplay,
  67 else
  68   have_sidplay=yes
  69 fi  dnl if (have_to_search)
  70
  71 eval "$ac_cv_have_sidplay"
  72 if test "$have_sidplay" != yes; then
  73   AC_MSG_RESULT([$have_sidplay]);
  74 else
  75   ac_cv_have_sidplay="have_sidplay=yes \
  76     ac_sidplay_cflags=$ac_sidplay_cflags
  77 ac_sidplay_library=$ac_sidplay_library"
  78   AC_MSG_RESULT([library $ac_sidplay_library, headers $ac_sidplay_cflags])
  79
  80   sidplay_library=$ac_sidplay_library
  81   sidplay_cflags=$ac_sidplay_cflags
  82   SIDPLAY_LIBS="-L$sidplay_library -lsidplay"
  83   all_libraries="$SIDPLAY_LIBS $all_libraries"
  84   SIDPLAY_CFLAGS="-I$sidplay_cflags"
  85   all_includes="$SIDPLAY_CFLAGS $all_includes"
  86 fi
  87
  88 dnl Test compilation.
  89
  90 AC_MSG_CHECKING([whether -lsidplay works])
  91 ac_cxxflags_safe=$CXXFLAGS
  92 ac_ldflags_safe=$LDFLAGS
  93 ac_libs_safe=$LIBS
  94
  95 CXXFLAGS="$CXXFLAGS -I$sidplay_cflags"
  96 LDFLAGS="$LDFLAGS -L$sidplay_library"
  97 LIBS="-lsidplay"
  98
  99 AC_CACHE_VAL(ac_cv_sidplay_works,
 100 [
 101
 102   AC_LANG_CPLUSPLUS
 103   AC_TRY_RUN([
 104     #include <sidplay/player.h>
 105
 106     int main()
 107     {
 108       sidTune tune = sidTune(0);
 109     }
 110     ],
 111     ac_cv_sidplay_works="yes",
 112     ac_cv_sidplay_works="no",
 113     ac_cv_sidplay_works="no")
 114   AC_LANG_C
 115 ])
 116
 117 CXXFLAGS="$ac_cxxflags_safe"
 118 LDFLAGS="$ac_ldflags_safe"
 119 LIBS="$ac_libs_safe"
 120
 121 AC_MSG_RESULT([$ac_cv_sidplay_works])
 122
 123   have_sidplay=no
 124 fi
 125
 126 AC_SUBST(SIDPLAY_CFLAGS)
 127 AC_SUBST(SIDPLAY_LIBS)
 128
 129 AC_SUBST(sidplay_library)
 130 AC_SUBST(sidplay_cflags)
 131
 132 ])
 133