Remove projects/sample.

[oota-llvm.git] / projects / sample / autoconf / m4 / func_mmap_file.m4

diff --git a/projects/sample/autoconf/m4/func_mmap_file.m4 b/projects/sample/autoconf/m4/func_mmap_file.m4
deleted file mode 100644 (file)
index 372c87f..0000000
--- 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
-])