208 lines
		
	
	
		
			9.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			208 lines
		
	
	
		
			9.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| # Configure paths for libmikmod
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| #
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| # Derived from glib.m4 (Owen Taylor 97-11-3)
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| # Improved by Chris Butler
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| #
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| 
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| dnl AM_PATH_LIBMIKMOD([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
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| dnl Test for libmikmod, and define LIBMIKMOD_CFLAGS, LIBMIKMOD_LIBS and
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| dnl LIBMIKMOD_LDADD
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| dnl
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| AC_DEFUN([AM_PATH_LIBMIKMOD],
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| [dnl 
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| dnl Get the cflags and libraries from the libmikmod-config script
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| dnl
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| AC_ARG_WITH(libmikmod-prefix,[  --with-libmikmod-prefix=PFX   Prefix where libmikmod is installed (optional)],
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|             libmikmod_config_prefix="$withval", libmikmod_config_prefix="")
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| AC_ARG_WITH(libmikmod-exec-prefix,[  --with-libmikmod-exec-prefix=PFX Exec prefix where libmikmod is installed (optional)],
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|             libmikmod_config_exec_prefix="$withval", libmikmod_config_exec_prefix="")
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| AC_ARG_ENABLE(libmikmodtest, [  --disable-libmikmodtest       Do not try to compile and run a test libmikmod program],
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| 		    , enable_libmikmodtest=yes)
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| 
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|   if test x$libmikmod_config_exec_prefix != x ; then
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|      libmikmod_config_args="$libmikmod_config_args --exec-prefix=$libmikmod_config_exec_prefix"
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|      if test x${LIBMIKMOD_CONFIG+set} != xset ; then
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|         LIBMIKMOD_CONFIG=$libmikmod_config_exec_prefix/bin/libmikmod-config
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|      fi
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|   fi
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|   if test x$libmikmod_config_prefix != x ; then
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|      libmikmod_config_args="$libmikmod_config_args --prefix=$libmikmod_config_prefix"
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|      if test x${LIBMIKMOD_CONFIG+set} != xset ; then
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|         LIBMIKMOD_CONFIG=$libmikmod_config_prefix/bin/libmikmod-config
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|      fi
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|   fi
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| 
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|   AC_PATH_PROG(LIBMIKMOD_CONFIG, libmikmod-config, no)
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|   min_libmikmod_version=ifelse([$1], ,3.1.5,$1)
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|   AC_MSG_CHECKING(for libmikmod - version >= $min_libmikmod_version)
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|   no_libmikmod=""
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|   if test "$LIBMIKMOD_CONFIG" = "no" ; then
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|     no_libmikmod=yes
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|   else
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|     LIBMIKMOD_CFLAGS=`$LIBMIKMOD_CONFIG $libmikmod_config_args --cflags`
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|     LIBMIKMOD_LIBS=`$LIBMIKMOD_CONFIG $libmikmod_config_args --libs`
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|     LIBMIKMOD_LDADD=`$LIBMIKMOD_CONFIG $libmikmod_config_args --ldadd`
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|     libmikmod_config_major_version=`$LIBMIKMOD_CONFIG $libmikmod_config_args --version | \
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|            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\).*/\1/'`
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|     libmikmod_config_minor_version=`$LIBMIKMOD_CONFIG $libmikmod_config_args --version | \
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|            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\).*/\2/'`
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|     libmikmod_config_micro_version=`$LIBMIKMOD_CONFIG $libmikmod_config_args --version | \
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|            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\).*/\3/'`
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|     if test "x$enable_libmikmodtest" = "xyes" ; then
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|       ac_save_CFLAGS="$CFLAGS"
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|       ac_save_LIBS="$LIBS"
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| 	  AC_LANG_SAVE
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| 	  AC_LANG_C
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|       CFLAGS="$CFLAGS $LIBMIKMOD_CFLAGS $LIBMIKMOD_LDADD"
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|       LIBS="$LIBMIKMOD_LIBS $LIBS"
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| dnl
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| dnl Now check if the installed libmikmod is sufficiently new. (Also sanity
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| dnl checks the results of libmikmod-config to some extent
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| dnl
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|       rm -f conf.mikmodtest
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|       AC_TRY_RUN([
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| #include <mikmod.h>
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| #include <stdio.h>
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| #include <stdlib.h>
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| 
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| char* my_strdup (char *str)
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| {
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|   char *new_str;
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| 
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|   if (str) {
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|     new_str = malloc ((strlen (str) + 1) * sizeof(char));
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|     strcpy (new_str, str);
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|   } else
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|     new_str = NULL;
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| 
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|   return new_str;
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| }
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| 
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| int main()
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| {
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|   int major,minor,micro;
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|   int libmikmod_major_version,libmikmod_minor_version,libmikmod_micro_version;
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|   char *tmp_version;
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| 
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|   system("touch conf.mikmodtest");
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| 
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|   /* HP/UX 9 (%@#!) writes to sscanf strings */
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|   tmp_version = my_strdup("$min_libmikmod_version");
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|   if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) {
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|      printf("%s, bad version string\n", "$min_libmikmod_version");
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|      exit(1);
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|    }
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| 
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|   libmikmod_major_version=(MikMod_GetVersion() >> 16) & 255;
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|   libmikmod_minor_version=(MikMod_GetVersion() >>  8) & 255;
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|   libmikmod_micro_version=(MikMod_GetVersion()      ) & 255;
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| 
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|   if ((libmikmod_major_version != $libmikmod_config_major_version) ||
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|       (libmikmod_minor_version != $libmikmod_config_minor_version) ||
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|       (libmikmod_micro_version != $libmikmod_config_micro_version))
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|     {
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|       printf("\n*** 'libmikmod-config --version' returned %d.%d.%d, but libmikmod (%d.%d.%d)\n", 
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|              $libmikmod_config_major_version, $libmikmod_config_minor_version, $libmikmod_config_micro_version,
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|              libmikmod_major_version, libmikmod_minor_version, libmikmod_micro_version);
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|       printf ("*** was found! If libmikmod-config was correct, then it is best\n");
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|       printf ("*** to remove the old version of libmikmod. You may also be able to fix the error\n");
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|       printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
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|       printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
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|       printf("*** required on your system.\n");
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|       printf("*** If libmikmod-config was wrong, set the environment variable LIBMIKMOD_CONFIG\n");
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|       printf("*** to point to the correct copy of libmikmod-config, and remove the file config.cache\n");
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|       printf("*** before re-running configure\n");
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|     } 
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|   else if ((libmikmod_major_version != LIBMIKMOD_VERSION_MAJOR) ||
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| 	   (libmikmod_minor_version != LIBMIKMOD_VERSION_MINOR) ||
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|            (libmikmod_micro_version != LIBMIKMOD_REVISION))
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|     {
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|       printf("*** libmikmod header files (version %d.%d.%d) do not match\n",
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| 	     LIBMIKMOD_VERSION_MAJOR, LIBMIKMOD_VERSION_MINOR, LIBMIKMOD_REVISION);
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|       printf("*** library (version %d.%d.%d)\n",
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| 	     libmikmod_major_version, libmikmod_minor_version, libmikmod_micro_version);
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|     }
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|   else
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|     {
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|       if ((libmikmod_major_version > major) ||
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|         ((libmikmod_major_version == major) && (libmikmod_minor_version > minor)) ||
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|         ((libmikmod_major_version == major) && (libmikmod_minor_version == minor) && (libmikmod_micro_version >= micro)))
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|       {
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|         return 0;
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|        }
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|      else
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|       {
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|         printf("\n*** An old version of libmikmod (%d.%d.%d) was found.\n",
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|                libmikmod_major_version, libmikmod_minor_version, libmikmod_micro_version);
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|         printf("*** You need a version of libmikmod newer than %d.%d.%d.\n",
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| 	       major, minor, micro);
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|         printf("***\n");
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|         printf("*** If you have already installed a sufficiently new version, this error\n");
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|         printf("*** probably means that the wrong copy of the libmikmod-config shell script is\n");
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|         printf("*** being found. The easiest way to fix this is to remove the old version\n");
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|         printf("*** of libmikmod, but you can also set the LIBMIKMOD_CONFIG environment to point to the\n");
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|         printf("*** correct copy of libmikmod-config. (In this case, you will have to\n");
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|         printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
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|         printf("*** so that the correct libraries are found at run-time))\n");
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|       }
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|     }
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|   return 1;
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| }
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| ],, no_libmikmod=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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|        CFLAGS="$ac_save_CFLAGS"
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|        LIBS="$ac_save_LIBS"
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| 	   AC_LANG_RESTORE
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|      fi
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|   fi
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|   if test "x$no_libmikmod" = x ; then
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|      AC_MSG_RESULT([yes, `$LIBMIKMOD_CONFIG --version`])
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|      ifelse([$2], , :, [$2])     
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|   else
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|      AC_MSG_RESULT(no)
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|      if test "$LIBMIKMOD_CONFIG" = "no" ; then
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|        echo "*** The libmikmod-config script installed by libmikmod could not be found"
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|        echo "*** If libmikmod was installed in PREFIX, make sure PREFIX/bin is in"
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|        echo "*** your path, or set the LIBMIKMOD_CONFIG environment variable to the"
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|        echo "*** full path to libmikmod-config."
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|      else
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|        if test -f conf.mikmodtest ; then
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|         :
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|        else
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|           echo "*** Could not run libmikmod test program, checking why..."
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|           CFLAGS="$CFLAGS $LIBMIKMOD_CFLAGS"
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|           LIBS="$LIBS $LIBMIKMOD_LIBS"
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| 		  AC_LANG_SAVE
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| 		  AC_LANG_C
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|           AC_TRY_LINK([
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| #include <mikmod.h>
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| #include <stdio.h>
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| ],      [ return (MikMod_GetVersion()!=0); ],
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|         [ echo "*** The test program compiled, but did not run. This usually means"
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|           echo "*** that the run-time linker is not finding libmikmod or finding the wrong"
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|           echo "*** version of libmikmod. If it is not finding libmikmod, you'll need to set your"
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|           echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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|           echo "*** to the installed location. Also, make sure you have run ldconfig if that"
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|           echo "*** is required on your system."
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| 	  echo "***"
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|           echo "*** If you have an old version installed, it is best to remove it, although"
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|           echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
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|         [ echo "*** The test program failed to compile or link. See the file config.log for the"
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|           echo "*** exact error that occured. This usually means libmikmod was incorrectly installed"
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|           echo "*** or that you have moved libmikmod since it was installed. In the latter case, you"
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|           echo "*** may want to edit the libmikmod-config script: $LIBMIKMOD_CONFIG" ])
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|           CFLAGS="$ac_save_CFLAGS"
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|           LIBS="$ac_save_LIBS"
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| 		  AC_LANG_RESTORE
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|        fi
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|      fi
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|      LIBMIKMOD_CFLAGS=""
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|      LIBMIKMOD_LIBS=""
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|      LIBMIKMOD_LDADD=""
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|      ifelse([$3], , :, [$3])
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|   fi
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|   AC_SUBST(LIBMIKMOD_CFLAGS)
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|   AC_SUBST(LIBMIKMOD_LIBS)
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|   AC_SUBST(LIBMIKMOD_LDADD)
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|   rm -f conf.mikmodtest
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| ])
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