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authorMichael Adam <obnox@samba.org>2008-02-21 00:11:03 +0100
committerMichael Adam <obnox@samba.org>2008-02-21 10:27:56 +0100
commit48302a28a90190572c5e9a6a54a539d883e89f6b (patch)
tree2e55aa4a04d392826c506ca0a9c0ae1303724b41 /source3
parente823c9f2376b718a0041da7ae395722c925b03f1 (diff)
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Remove mmap check from configure.in
It is available in libreplace. Michael (This used to be commit 310c121faf5effeca9ab0df3591c486dd4982749)
Diffstat (limited to 'source3')
-rw-r--r--source3/configure.in7
-rw-r--r--source3/tests/shared_mmap.c68
2 files changed, 0 insertions, 75 deletions
diff --git a/source3/configure.in b/source3/configure.in
index fe9d716804..4cc98363d5 100644
--- a/source3/configure.in
+++ b/source3/configure.in
@@ -2756,13 +2756,6 @@ if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
[Whether to use the Darwin-specific initgroups system call])
fi
-AC_CACHE_CHECK([for working mmap],samba_cv_HAVE_MMAP,[
-AC_TRY_RUN([#include "${srcdir-.}/tests/shared_mmap.c"],
- samba_cv_HAVE_MMAP=yes,samba_cv_HAVE_MMAP=no,samba_cv_HAVE_MMAP=cross)])
-if test x"$samba_cv_HAVE_MMAP" = x"yes"; then
- AC_DEFINE(HAVE_MMAP,1,[Whether mmap works])
-fi
-
AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
AC_TRY_RUN([#include "${srcdir-.}/tests/fcntl_lock.c"],
samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
diff --git a/source3/tests/shared_mmap.c b/source3/tests/shared_mmap.c
deleted file mode 100644
index fcef75d0d6..0000000000
--- a/source3/tests/shared_mmap.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/* this tests whether we can use a shared writeable mmap on a file -
- as needed for the mmap varient of FAST_SHARE_MODES */
-
-#if defined(HAVE_UNISTD_H)
-#include <unistd.h>
-#endif
-#include <sys/mman.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-
-#define DATA "conftest.mmap"
-
-#ifndef MAP_FILE
-#define MAP_FILE 0
-#endif
-
-main()
-{
- int *buf;
- int i;
- int fd = open(DATA,O_RDWR|O_CREAT|O_TRUNC,0666);
- int count=7;
-
- if (fd == -1) exit(1);
-
- for (i=0;i<10000;i++) {
- write(fd,&i,sizeof(i));
- }
-
- close(fd);
-
- if (fork() == 0) {
- fd = open(DATA,O_RDWR);
- if (fd == -1) exit(1);
-
- buf = (int *)mmap(NULL, 10000*sizeof(int),
- (PROT_READ | PROT_WRITE),
- MAP_FILE | MAP_SHARED,
- fd, 0);
-
- while (count-- && buf[9124] != 55732) sleep(1);
-
- if (count <= 0) exit(1);
-
- buf[1763] = 7268;
- exit(0);
- }
-
- fd = open(DATA,O_RDWR);
- if (fd == -1) exit(1);
-
- buf = (int *)mmap(NULL, 10000*sizeof(int),
- (PROT_READ | PROT_WRITE),
- MAP_FILE | MAP_SHARED,
- fd, 0);
-
- if (buf == (int *)-1) exit(1);
-
- buf[9124] = 55732;
-
- while (count-- && buf[1763] != 7268) sleep(1);
-
- unlink(DATA);
-
- if (count > 0) exit(0);
- exit(1);
-}