From 838c2b593ec5ebbbf82de5b7790f5b68fd86bbc1 Mon Sep 17 00:00:00 2001 From: Dave Yeo Date: Mon, 9 May 2011 12:38:44 +0200 Subject: [PATCH] Check for working mmap() OS/2 doesn't have a working mmap(). --- configure.ac | 5 +++++ test/utils.c | 2 +- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/configure.ac b/configure.ac index 9a8ebe9..2defbd4 100644 --- a/configure.ac +++ b/configure.ac @@ -650,6 +650,11 @@ fi AC_CHECK_HEADER([sys/mman.h], [AC_DEFINE(HAVE_SYS_MMAN_H, [1], [Define to 1 if we have ])]) +AC_CHECK_FUNC(mmap, have_mmap=yes, have_mmap=no) +if test x$have_mmap = xyes; then + AC_DEFINE(HAVE_MMAP, 1, [Whether we have mmap()]) +fi + AC_CHECK_FUNC(mprotect, have_mprotect=yes, have_mprotect=no) if test x$have_mprotect = xyes; then AC_DEFINE(HAVE_MPROTECT, 1, [Whether we have mprotect()]) diff --git a/test/utils.c b/test/utils.c index 56701c4..4025602 100644 --- a/test/utils.c +++ b/test/utils.c @@ -229,7 +229,7 @@ typedef struct int n_bytes; } info_t; -#if defined(HAVE_MPROTECT) && defined(HAVE_GETPAGESIZE) && defined(HAVE_SYS_MMAN_H) +#if defined(HAVE_MPROTECT) && defined(HAVE_GETPAGESIZE) && defined(HAVE_SYS_MMAN_H) && defined(HAVE_MMAP) /* This is apparently necessary on at least OS X */ #ifndef MAP_ANONYMOUS -- 2.7.4