-#serial 1
+# serial 15
+
+# Copyright (C) 2001, 2003, 2005, 2006, 2009 Free Software Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
dnl From Volker Borchert.
-dnl Determine whether rename works for source paths with a trailing slash.
+dnl Determine whether rename works for source file names with a trailing slash.
dnl The rename from SunOS 4.1.1_U1 doesn't.
dnl
dnl If it doesn't, then define RENAME_TRAILING_SLASH_BUG and arrange
dnl to compile the wrapper function.
dnl
-AC_DEFUN(vb_FUNC_RENAME,
+AC_DEFUN([gl_FUNC_RENAME],
[
- AC_CACHE_CHECK([whether rename is broken],
- vb_cv_func_rename_trailing_slash_bug,
+ AC_REQUIRE([AC_CANONICAL_HOST])
+ AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+ AC_CACHE_CHECK([whether rename is broken with a trailing slash],
+ gl_cv_func_rename_trailing_slash_bug,
[
- if mkdir conftestdir; then
- vb_cv_func_rename_trailing_slash_bug=no
- else
- AC_TRY_RUN([
-# include <stdio.h>
- int
- main ()
- {
- exit (rename ("conftestdir/", "conftestdir2") ? 1 : 0);
- }
- ],
- vb_cv_func_rename_trailing_slash_bug=no,
- vb_cv_func_rename_trailing_slash_bug=yes,
- dnl When crosscompiling, assume rename is broken.
- vb_cv_func_rename_trailing_slash_bug=yes)
- rm -rf conftestdir conftestdir2
- fi
+ rm -rf conftest.d1 conftest.d2
+ mkdir conftest.d1 ||
+ AC_MSG_ERROR([cannot create temporary directory])
+ AC_RUN_IFELSE([AC_LANG_SOURCE([[
+# include <stdio.h>
+# include <stdlib.h>
+ int
+ main ()
+ {
+ exit (rename ("conftest.d1/", "conftest.d2") ? 1 : 0);
+ }
+ ]])],
+ [gl_cv_func_rename_trailing_slash_bug=no],
+ [gl_cv_func_rename_trailing_slash_bug=yes],
+ dnl When crosscompiling, assume rename is broken.
+ [gl_cv_func_rename_trailing_slash_bug=yes])
+
+ rm -rf conftest.d1 conftest.d2
+ ])
+ AC_CACHE_CHECK([whether rename is broken when the destination exists],
+ gl_cv_func_rename_dest_exists_bug,
+ [
+ case "$host_os" in
+ mingw*) gl_cv_func_rename_dest_exists_bug=yes ;;
+ *) gl_cv_func_rename_dest_exists_bug=no ;;
+ esac
])
- if test $vb_cv_func_rename_trailing_slash_bug = yes; then
- AC_LIBOBJ(rename)
- AC_DEFINE_UNQUOTED(RENAME_TRAILING_SLASH_BUG, 1,
-[Define if rename does not work for source paths with a trailing slash,
- like the one from SunOS 4.1.1_U1.])
+ if test $gl_cv_func_rename_trailing_slash_bug = yes ||
+ test $gl_cv_func_rename_dest_exists_bug = yes; then
+ AC_LIBOBJ([rename])
+ REPLACE_RENAME=1
+ if test $gl_cv_func_rename_trailing_slash_bug = yes; then
+ AC_DEFINE([RENAME_TRAILING_SLASH_BUG], [1],
+ [Define if rename does not work for source file names with a trailing
+ slash, like the one from SunOS 4.1.1_U1.])
+ fi
+ if test $gl_cv_func_rename_dest_exists_bug = yes; then
+ AC_DEFINE([RENAME_DEST_EXISTS_BUG], [1],
+ [Define if rename does not work when the destination file exists,
+ as on Windows.])
+ fi
+ gl_PREREQ_RENAME
fi
])
+
+# Prerequisites of lib/rename.c.
+AC_DEFUN([gl_PREREQ_RENAME], [:])