179 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			179 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| # Configure paths for AALIB
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| # touched up for clean output by Thomas Vander Stichele
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| # Jan Hubicka 4/22/2001
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| # stolen from Sam Lantinga 9/21/99
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| # stolen from Manish Singh
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| # stolen back from Frank Belew
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| # stolen from Manish Singh
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| # Shamelessly stolen from Owen Taylor
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| 
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| dnl AM_PATH_AALIB([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
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| dnl Test for AALIB, and define AALIB_CFLAGS and AALIB_LIBS
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| dnl
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| AC_DEFUN([AM_PATH_AALIB],
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| [dnl 
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| dnl Get the cflags and libraries from the aalib-config script
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| dnl
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| AC_ARG_WITH(aalib-prefix,
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|   AC_HELP_STRING([--with-aalib-prefix=PFX],
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|                  [prefix where AALIB is installed (optional)]),
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|   aalib_prefix="$withval", aalib_prefix="")
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| 
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| AC_ARG_WITH(aalib-exec-prefix,
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|   AC_HELP_STRING([--with-aalib-exec-prefix=PFX],
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|                  [exec prefix where AALIB is installed (optional)]),
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|   aalib_exec_prefix="$withval", aalib_exec_prefix="")
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| 
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| AC_ARG_ENABLE(aalibtest, 
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|   AC_HELP_STRING([--disable-aalibtest],
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|                  [do not try to compile and run a test AALIB program]),
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|   , enable_aalibtest=yes)
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| 
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|   if test x$aalib_exec_prefix != x ; then
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|      aalib_args="$aalib_args --exec-prefix=$aalib_exec_prefix"
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|      if test x${AALIB_CONFIG+set} != xset ; then
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|         AALIB_CONFIG=$aalib_exec_prefix/bin/aalib-config
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|      fi
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|   fi
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|   if test x$aalib_prefix != x ; then
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|      aalib_args="$aalib_args --prefix=$aalib_prefix"
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|      if test x${AALIB_CONFIG+set} != xset ; then
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|         AALIB_CONFIG=$aalib_prefix/bin/aalib-config
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|      fi
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|   fi
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| 
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|   AC_PATH_PROG(AALIB_CONFIG, aalib-config, no)
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|   min_aalib_version=ifelse([$1], ,0.11.0,$1)
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|   AC_MSG_CHECKING(for AALIB - version >= $min_aalib_version)
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|   no_aalib=""
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|   if test "$AALIB_CONFIG" = "no" ; then
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|     no_aalib=yes
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|   else
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|     AALIB_CFLAGS=`$AALIB_CONFIG $aalibconf_args --cflags`
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|     AALIB_LIBS=`$AALIB_CONFIG $aalibconf_args --libs`
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| 
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|     aalib_major_version=`$AALIB_CONFIG $aalib_args --version | \
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|            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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|     aalib_minor_version=`$AALIB_CONFIG $aalib_args --version | \
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|            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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|     aalib_micro_version=`$AALIB_CONFIG $aalib_config_args --version | \
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|            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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|     if test "x$enable_aalibtest" = "xyes" ; then
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|       ac_save_CFLAGS="$CFLAGS"
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|       ac_save_LIBS="$LIBS"
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|       CFLAGS="$CFLAGS $AALIB_CFLAGS"
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|       LIBS="$LIBS $AALIB_LIBS"
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| dnl
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| dnl Now check if the installed AALIB is sufficiently new. (Also sanity
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| dnl checks the results of aalib-config to some extent
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| dnl
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|       rm -f conf.aalibtest
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|       AC_TRY_RUN([
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| #include <stdio.h>
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| #include <stdlib.h>
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| #include <string.h>
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| #include "aalib.h"
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| 
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| char*
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| 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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|     {
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|       new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
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|       strcpy (new_str, str);
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|     }
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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 (int argc, char *argv[])
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| {
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|   int major, minor, micro;
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|   char *tmp_version;
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| 
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|   /* This hangs on some systems (?)
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|   system ("touch conf.aalibtest");
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|   */
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|   { FILE *fp = fopen("conf.aalibtest", "a"); if ( fp ) fclose(fp); }
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| 
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|   /* HP/UX 9 (%@#!) writes to sscanf strings */
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|   tmp_version = my_strdup("$min_aalib_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", "$min_aalib_version");
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|      exit(1);
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|    }
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| 
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|    if (($aalib_major_version > major) ||
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|       (($aalib_major_version == major) && ($aalib_minor_version > minor)) ||
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|       (($aalib_major_version == major) && ($aalib_minor_version == minor) && ($aalib_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*** 'aalib-config --version' returned %d.%d.%d, but the minimum version\n", $aalib_major_version, $aalib_minor_version, $aalib_micro_version);
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|       printf("*** of AALIB required is %d.%d.%d. If aalib-config is correct, then it is\n", major, minor, micro);
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|       printf("*** best to upgrade to the required version.\n");
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|       printf("*** If aalib-config was wrong, set the environment variable AALIB_CONFIG\n");
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|       printf("*** to point to the correct copy of aalib-config, and remove the file\n");
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|       printf("*** config.cache before re-running configure\n");
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|       return 1;
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|     }
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| }
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| 
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| ],, no_aalib=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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|        CFLAGS="$ac_save_CFLAGS"
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|        LIBS="$ac_save_LIBS"
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|      fi
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|   fi
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|   if test "x$no_aalib" = x ; then
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|      AC_MSG_RESULT(yes)
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|      ifelse([$2], , :, [$2])     
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|   else
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|      AC_MSG_RESULT(no)
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|      if test "$AALIB_CONFIG" = "no" ; then
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|        echo "*** The aalib-config script installed by AALIB could not be found"
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|        echo "*** If AALIB was installed in PREFIX, make sure PREFIX/bin is in"
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|        echo "*** your path, or set the AALIB_CONFIG environment variable to the"
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|        echo "*** full path to aalib-config."
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|      else
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|        if test -f conf.aalibtest ; then
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|         :
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|        else
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|           echo "*** Could not run AALIB test program, checking why..."
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|           CFLAGS="$CFLAGS $AALIB_CFLAGS"
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|           LIBS="$LIBS $AALIB_LIBS"
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|           AC_TRY_LINK([
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| #include <stdio.h>
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| #include "AALIB.h"
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| ],      [ return 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 AALIB or finding the wrong"
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|           echo "*** version of AALIB. If it is not finding AALIB, 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 AALIB was incorrectly installed"
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|           echo "*** or that you have moved AALIB since it was installed. In the latter case, you"
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|           echo "*** may want to edit the aalib-config script: $AALIB_CONFIG" ])
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|           CFLAGS="$ac_save_CFLAGS"
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|           LIBS="$ac_save_LIBS"
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|        fi
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|      fi
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|      AALIB_CFLAGS=""
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|      AALIB_LIBS=""
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|      ifelse([$3], , :, [$3])
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|   fi
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|   AC_SUBST(AALIB_CFLAGS)
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|   AC_SUBST(AALIB_LIBS)
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|   rm -f conf.aalibtest
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| ])
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