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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index c6388f7..f7e6d08 100644 --- a/configure.ac +++ b/configure.ac @@ -438,6 +438,26 @@ CFLAGS="${SAVED_CFLAGS}" if test "x${je_cv_alloc_size}" = "xyes" ; then AC_DEFINE([JEMALLOC_HAVE_ATTR_ALLOC_SIZE], [ ]) fi +dnl Check for format(gnu_printf, ...) attribute support. +SAVED_CFLAGS="${CFLAGS}" +JE_CFLAGS_APPEND([-Werror]) +JE_COMPILABLE([format(gnu_printf, ...) attribute], [#include <stdlib.h>], + [void *foo(const char *format, ...) __attribute__((format(gnu_printf, 1, 2)));], + [je_cv_format_gnu_printf]) +CFLAGS="${SAVED_CFLAGS}" +if test "x${je_cv_format_gnu_printf}" = "xyes" ; then + AC_DEFINE([JEMALLOC_HAVE_ATTR_FORMAT_GNU_PRINTF], [ ]) +fi +dnl Check for format(printf, ...) attribute support. +SAVED_CFLAGS="${CFLAGS}" +JE_CFLAGS_APPEND([-Werror]) +JE_COMPILABLE([format(printf, ...) attribute], [#include <stdlib.h>], + [void *foo(const char *format, ...) __attribute__((format(printf, 1, 2)));], + [je_cv_format_printf]) +CFLAGS="${SAVED_CFLAGS}" +if test "x${je_cv_format_printf}" = "xyes" ; then + AC_DEFINE([JEMALLOC_HAVE_ATTR_FORMAT_PRINTF], [ ]) +fi dnl Support optional additions to rpath. AC_ARG_WITH([rpath], |