-dnl Memory manager
-dnl ==============
-
-AC_MSG_CHECKING([the system's memory page size])
-pagesize="no"
-AC_TRY_RUN([
-#include <stdio.h>
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
-int main(void) {
- FILE *fp = fopen("conftest.malloc", "w");
-
- if (fp != NULL) {
- fprintf(fp, "%d\n", getpagesize());
- fclose(fp);
- } else
- exit(1);
- exit(0);
-}],[
-if test -f "conftest.malloc" ; then
- pagesize=`cat conftest.malloc`
-fi
-])
-if test "$pagesize" != "no" ; then
- AC_MSG_RESULT($pagesize)
-else
- if test "$ac_cv_sizeof_int" = "4" ; then
- pagesize=4096
- else
- pagesize=8192
- fi
- AC_MSG_RESULT([$pagesize (guessing)])
-fi
-AC_DEFINE_UNQUOTED(MALLOC_PAGESIZE, $pagesize,
- [the system's memory page size])
-