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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index f467f66..855091f 100644 --- a/configure.ac +++ b/configure.ac @@ -60,6 +60,23 @@ AC_CHECK_HEADERS([unistd.h]) AC_TYPE_SIZE_T +AC_MSG_CHECKING([for suitable size_t]) +AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[#include <stddef.h>]], + [[char dummy[sizeof(size_t) == sizeof(unsigned long) ? 1 : -1];]])], + [ + AC_MSG_RESULT([yes]) + suitable_size_t=yes + ], + [ + AC_MSG_RESULT([no]) + suitable_size_t=no + ] + ) + +if test "x$suitable_size_t" = "xno"; then + AC_MSG_FAILURE([Current size of size_t is not supported]) +fi + #--- Checks for structures |