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-rw-r--r--projects/sample/autoconf/m4/func_mmap_file.m426
1 files changed, 0 insertions, 26 deletions
diff --git a/projects/sample/autoconf/m4/func_mmap_file.m4 b/projects/sample/autoconf/m4/func_mmap_file.m4
deleted file mode 100644
index 372c87fbe5..0000000000
--- a/projects/sample/autoconf/m4/func_mmap_file.m4
+++ /dev/null
@@ -1,26 +0,0 @@
-#
-# Check for the ability to mmap a file.
-#
-AC_DEFUN([AC_FUNC_MMAP_FILE],
-[AC_CACHE_CHECK(for mmap of files,
-ac_cv_func_mmap_file,
-[ AC_LANG_PUSH([C])
- AC_RUN_IFELSE([
- AC_LANG_PROGRAM([[
-#include <sys/types.h>
-#include <sys/mman.h>
-#include <fcntl.h>
-]],[[
- int fd;
- fd = creat ("foo",0777);
- fd = (int) mmap (0, 1, PROT_READ, MAP_SHARED, fd, 0);
- unlink ("foo");
- return (fd != (int) MAP_FAILED);]])],
- [ac_cv_func_mmap_file=yes],[ac_cv_func_mmap_file=no],[ac_cv_func_mmap_file=no])
- AC_LANG_POP([C])
-])
-if test "$ac_cv_func_mmap_file" = yes; then
- AC_DEFINE([HAVE_MMAP_FILE],[],[Define if mmap() can map files into memory])
- AC_SUBST(MMAP_FILE,[yes])
-fi
-])