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Lines 1125-1139
then AC_LANG(C)
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| 1125 |
AC_MSG_CHECKING(whether libgc is recent enough) |
1125 |
AC_MSG_CHECKING(whether libgc is recent enough) |
| 1126 |
AC_RUN_IFELSE([AC_LANG_SOURCE([ |
1126 |
AC_RUN_IFELSE([AC_LANG_SOURCE([ |
| 1127 |
#include <stdio.h> |
1127 |
#include <stdio.h> |
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|
1128 |
#include <gc.h> |
| 1128 |
main () { |
1129 |
main () { |
| 1129 |
extern unsigned GC_version; |
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|
| 1130 |
FILE *msg = fdopen(AS_MESSAGE_FD,"w"); |
1130 |
FILE *msg = fdopen(AS_MESSAGE_FD,"w"); |
| 1131 |
unsigned major, minor, alpha; |
1131 |
unsigned major, minor, micro; |
| 1132 |
major = GC_version >> 16; |
1132 |
major = GC_VERSION_MAJOR; |
| 1133 |
minor = (GC_version >> 8) & 0xff; |
1133 |
minor = GC_VERSION_MINOR; |
| 1134 |
alpha = GC_version & 0xff; |
1134 |
micro = GC_VERSION_MICRO; |
| 1135 |
if (alpha == 0xff) fprintf(msg,"(version %d.%d found) ", major, minor); |
1135 |
fprintf(msg,"(version %d.%d.%d found) ", major, minor, micro); |
| 1136 |
else fprintf(msg,"(version %d.%d alpha %d found) ", major, minor, alpha); |
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| 1137 |
return !( major > 7 || major == 7 && minor >= 2); }])], |
1136 |
return !( major > 7 || major == 7 && minor >= 2); }])], |
| 1138 |
[ AC_MSG_RESULT(yes) ], |
1137 |
[ AC_MSG_RESULT(yes) ], |
| 1139 |
[ AC_MSG_RESULT([no, version at least 7.2 is required (gc will be built from downloaded sources)]); BUILD_gc=yes ], |
1138 |
[ AC_MSG_RESULT([no, version at least 7.2 is required (gc will be built from downloaded sources)]); BUILD_gc=yes ], |
