diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 558489c..7544f57 100644 --- a/configure.ac +++ b/configure.ac @@ -1845,6 +1845,17 @@ if test "x${je_cv_madvise}" = "xyes" ; then AC_DEFINE([JEMALLOC_PURGE_MADVISE_DONTNEED], [ ]) fi + dnl Check for madvise(..., MADV_DO[NT]DUMP). + JE_COMPILABLE([madvise(..., MADV_DO[[NT]]DUMP)], [ +#include <sys/mman.h> +], [ + madvise((void *)0, 0, MADV_DONTDUMP); + madvise((void *)0, 0, MADV_DODUMP); +], [je_cv_madv_dontdump]) + if test "x${je_cv_madv_dontdump}" = "xyes" ; then + AC_DEFINE([JEMALLOC_MADVISE_DONTDUMP], [ ]) + fi + dnl Check for madvise(..., MADV_[NO]HUGEPAGE). JE_COMPILABLE([madvise(..., MADV_[[NO]]HUGEPAGE)], [ #include <sys/mman.h> |