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    Contents of /trunk/xmms/gentoo-m4/libmikmod.m4

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    Revision 153 - (show annotations) (download)
    Tue May 8 20:52:56 2007 UTC (17 years, 5 months ago) by niro
    File size: 9201 byte(s) 
    -import
    1 # Configure paths for libmikmod
    2 #
    3 # Derived from glib.m4 (Owen Taylor 97-11-3)
    4 # Improved by Chris Butler
    5 #
    6
    7 dnl AM_PATH_LIBMIKMOD([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
    8 dnl Test for libmikmod, and define LIBMIKMOD_CFLAGS, LIBMIKMOD_LIBS and
    9 dnl LIBMIKMOD_LDADD
    10 dnl
    11 AC_DEFUN(AM_PATH_LIBMIKMOD,
    12 [dnl
    13 dnl Get the cflags and libraries from the libmikmod-config script
    14 dnl
    15 AC_ARG_WITH(libmikmod-prefix,[ --with-libmikmod-prefix=PFX Prefix where libmikmod is installed (optional)],
    16 libmikmod_config_prefix="$withval", libmikmod_config_prefix="")
    17 AC_ARG_WITH(libmikmod-exec-prefix,[ --with-libmikmod-exec-prefix=PFX Exec prefix where libmikmod is installed (optional)],
    18 libmikmod_config_exec_prefix="$withval", libmikmod_config_exec_prefix="")
    19 AC_ARG_ENABLE(libmikmodtest, [ --disable-libmikmodtest Do not try to compile and run a test libmikmod program],
    20 , enable_libmikmodtest=yes)
    21
    22 if test x$libmikmod_config_exec_prefix != x ; then
    23 libmikmod_config_args="$libmikmod_config_args --exec-prefix=$libmikmod_config_exec_prefix"
    24 if test x${LIBMIKMOD_CONFIG+set} != xset ; then
    25 LIBMIKMOD_CONFIG=$libmikmod_config_exec_prefix/bin/libmikmod-config
    26 fi
    27 fi
    28 if test x$libmikmod_config_prefix != x ; then
    29 libmikmod_config_args="$libmikmod_config_args --prefix=$libmikmod_config_prefix"
    30 if test x${LIBMIKMOD_CONFIG+set} != xset ; then
    31 LIBMIKMOD_CONFIG=$libmikmod_config_prefix/bin/libmikmod-config
    32 fi
    33 fi
    34
    35 AC_PATH_PROG(LIBMIKMOD_CONFIG, libmikmod-config, no)
    36 min_libmikmod_version=ifelse([$1], ,3.1.5,$1)
    37 AC_MSG_CHECKING(for libmikmod - version >= $min_libmikmod_version)
    38 no_libmikmod=""
    39 if test "$LIBMIKMOD_CONFIG" = "no" ; then
    40 no_libmikmod=yes
    41 else
    42 LIBMIKMOD_CFLAGS=`$LIBMIKMOD_CONFIG $libmikmod_config_args --cflags`
    43 LIBMIKMOD_LIBS=`$LIBMIKMOD_CONFIG $libmikmod_config_args --libs`
    44 LIBMIKMOD_LDADD=`$LIBMIKMOD_CONFIG $libmikmod_config_args --ldadd`
    45 libmikmod_config_major_version=`$LIBMIKMOD_CONFIG $libmikmod_config_args --version | \
    46 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\).*/\1/'`
    47 libmikmod_config_minor_version=`$LIBMIKMOD_CONFIG $libmikmod_config_args --version | \
    48 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\).*/\2/'`
    49 libmikmod_config_micro_version=`$LIBMIKMOD_CONFIG $libmikmod_config_args --version | \
    50 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\).*/\3/'`
    51 if test "x$enable_libmikmodtest" = "xyes" ; then
    52 ac_save_CFLAGS="$CFLAGS"
    53 ac_save_LIBS="$LIBS"
    54 AC_LANG_SAVE
    55 AC_LANG_C
    56 CFLAGS="$CFLAGS $LIBMIKMOD_CFLAGS $LIBMIKMOD_LDADD"
    57 LIBS="$LIBMIKMOD_LIBS $LIBS"
    58 dnl
    59 dnl Now check if the installed libmikmod is sufficiently new. (Also sanity
    60 dnl checks the results of libmikmod-config to some extent
    61 dnl
    62 rm -f conf.mikmodtest
    63 AC_TRY_RUN([
    64 #include <mikmod.h>
    65 #include <stdio.h>
    66 #include <stdlib.h>
    67
    68 char* my_strdup (char *str)
    69 {
    70 char *new_str;
    71
    72 if (str) {
    73 new_str = malloc ((strlen (str) + 1) * sizeof(char));
    74 strcpy (new_str, str);
    75 } else
    76 new_str = NULL;
    77
    78 return new_str;
    79 }
    80
    81 int main()
    82 {
    83 int major,minor,micro;
    84 int libmikmod_major_version,libmikmod_minor_version,libmikmod_micro_version;
    85 char *tmp_version;
    86
    87 system("touch conf.mikmodtest");
    88
    89 /* HP/UX 9 (%@#!) writes to sscanf strings */
    90 tmp_version = my_strdup("$min_libmikmod_version");
    91 if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
    92 printf("%s, bad version string\n", "$min_libmikmod_version");
    93 exit(1);
    94 }
    95
    96 libmikmod_major_version=(MikMod_GetVersion() >> 16) & 255;
    97 libmikmod_minor_version=(MikMod_GetVersion() >> 8) & 255;
    98 libmikmod_micro_version=(MikMod_GetVersion() ) & 255;
    99
    100 if ((libmikmod_major_version != $libmikmod_config_major_version) ||
    101 (libmikmod_minor_version != $libmikmod_config_minor_version) ||
    102 (libmikmod_micro_version != $libmikmod_config_micro_version))
    103 {
    104 printf("\n*** 'libmikmod-config --version' returned %d.%d.%d, but libmikmod (%d.%d.%d)\n",
    105 $libmikmod_config_major_version, $libmikmod_config_minor_version, $libmikmod_config_micro_version,
    106 libmikmod_major_version, libmikmod_minor_version, libmikmod_micro_version);
    107 printf ("*** was found! If libmikmod-config was correct, then it is best\n");
    108 printf ("*** to remove the old version of libmikmod. You may also be able to fix the error\n");
    109 printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
    110 printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
    111 printf("*** required on your system.\n");
    112 printf("*** If libmikmod-config was wrong, set the environment variable LIBMIKMOD_CONFIG\n");
    113 printf("*** to point to the correct copy of libmikmod-config, and remove the file config.cache\n");
    114 printf("*** before re-running configure\n");
    115 }
    116 else if ((libmikmod_major_version != LIBMIKMOD_VERSION_MAJOR) ||
    117 (libmikmod_minor_version != LIBMIKMOD_VERSION_MINOR) ||
    118 (libmikmod_micro_version != LIBMIKMOD_REVISION))
    119 {
    120 printf("*** libmikmod header files (version %d.%d.%d) do not match\n",
    121 LIBMIKMOD_VERSION_MAJOR, LIBMIKMOD_VERSION_MINOR, LIBMIKMOD_REVISION);
    122 printf("*** library (version %d.%d.%d)\n",
    123 libmikmod_major_version, libmikmod_minor_version, libmikmod_micro_version);
    124 }
    125 else
    126 {
    127 if ((libmikmod_major_version > major) ||
    128 ((libmikmod_major_version == major) && (libmikmod_minor_version > minor)) ||
    129 ((libmikmod_major_version == major) && (libmikmod_minor_version == minor) && (libmikmod_micro_version >= micro)))
    130 {
    131 return 0;
    132 }
    133 else
    134 {
    135 printf("\n*** An old version of libmikmod (%d.%d.%d) was found.\n",
    136 libmikmod_major_version, libmikmod_minor_version, libmikmod_micro_version);
    137 printf("*** You need a version of libmikmod newer than %d.%d.%d.\n",
    138 major, minor, micro);
    139 printf("***\n");
    140 printf("*** If you have already installed a sufficiently new version, this error\n");
    141 printf("*** probably means that the wrong copy of the libmikmod-config shell script is\n");
    142 printf("*** being found. The easiest way to fix this is to remove the old version\n");
    143 printf("*** of libmikmod, but you can also set the LIBMIKMOD_CONFIG environment to point to the\n");
    144 printf("*** correct copy of libmikmod-config. (In this case, you will have to\n");
    145 printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
    146 printf("*** so that the correct libraries are found at run-time))\n");
    147 }
    148 }
    149 return 1;
    150 }
    151 ],, no_libmikmod=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
    152 CFLAGS="$ac_save_CFLAGS"
    153 LIBS="$ac_save_LIBS"
    154 AC_LANG_RESTORE
    155 fi
    156 fi
    157 if test "x$no_libmikmod" = x ; then
    158 AC_MSG_RESULT([yes, `$LIBMIKMOD_CONFIG --version`])
    159 ifelse([$2], , :, [$2])
    160 else
    161 AC_MSG_RESULT(no)
    162 if test "$LIBMIKMOD_CONFIG" = "no" ; then
    163 echo "*** The libmikmod-config script installed by libmikmod could not be found"
    164 echo "*** If libmikmod was installed in PREFIX, make sure PREFIX/bin is in"
    165 echo "*** your path, or set the LIBMIKMOD_CONFIG environment variable to the"
    166 echo "*** full path to libmikmod-config."
    167 else
    168 if test -f conf.mikmodtest ; then
    169 :
    170 else
    171 echo "*** Could not run libmikmod test program, checking why..."
    172 CFLAGS="$CFLAGS $LIBMIKMOD_CFLAGS"
    173 LIBS="$LIBS $LIBMIKMOD_LIBS"
    174 AC_LANG_SAVE
    175 AC_LANG_C
    176 AC_TRY_LINK([
    177 #include <mikmod.h>
    178 #include <stdio.h>
    179 ], [ return (MikMod_GetVersion()!=0); ],
    180 [ echo "*** The test program compiled, but did not run. This usually means"
    181 echo "*** that the run-time linker is not finding libmikmod or finding the wrong"
    182 echo "*** version of libmikmod. If it is not finding libmikmod, you'll need to set your"
    183 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
    184 echo "*** to the installed location. Also, make sure you have run ldconfig if that"
    185 echo "*** is required on your system."
    186 echo "***"
    187 echo "*** If you have an old version installed, it is best to remove it, although"
    188 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
    189 [ echo "*** The test program failed to compile or link. See the file config.log for the"
    190 echo "*** exact error that occured. This usually means libmikmod was incorrectly installed"
    191 echo "*** or that you have moved libmikmod since it was installed. In the latter case, you"
    192 echo "*** may want to edit the libmikmod-config script: $LIBMIKMOD_CONFIG" ])
    193 CFLAGS="$ac_save_CFLAGS"
    194 LIBS="$ac_save_LIBS"
    195 AC_LANG_RESTORE
    196 fi
    197 fi
    198 LIBMIKMOD_CFLAGS=""
    199 LIBMIKMOD_LIBS=""
    200 LIBMIKMOD_LDADD=""
    201 ifelse([$3], , :, [$3])
    202 fi
    203 AC_SUBST(LIBMIKMOD_CFLAGS)
    204 AC_SUBST(LIBMIKMOD_LIBS)
    205 AC_SUBST(LIBMIKMOD_LDADD)
    206 rm -f conf.mikmodtest
    207 ])