1# serial 13 2 3# Copyright (C) 2001, 2003, 2005, 2006, 2009 Free Software Foundation, Inc. 4# This file is free software; the Free Software Foundation 5# gives unlimited permission to copy and/or distribute it, 6# with or without modifications, as long as this notice is preserved. 7 8dnl From Volker Borchert. 9dnl Determine whether rename works for source file names with a trailing slash. 10dnl The rename from SunOS 4.1.1_U1 doesn't. 11dnl 12dnl If it doesn't, then define RENAME_TRAILING_SLASH_BUG and arrange 13dnl to compile the wrapper function. 14dnl 15 16AC_DEFUN([gl_FUNC_RENAME], 17[ 18 AC_REQUIRE([AC_CANONICAL_HOST]) 19 AC_CACHE_CHECK([whether rename is broken with a trailing slash], 20 gl_cv_func_rename_trailing_slash_bug, 21 [ 22 rm -rf conftest.d1 conftest.d2 23 mkdir conftest.d1 || 24 AC_MSG_ERROR([cannot create temporary directory]) 25 AC_TRY_RUN([ 26# include <stdio.h> 27# include <stdlib.h> 28 int 29 main () 30 { 31 exit (rename ("conftest.d1/", "conftest.d2") ? 1 : 0); 32 } 33 ], 34 gl_cv_func_rename_trailing_slash_bug=no, 35 gl_cv_func_rename_trailing_slash_bug=yes, 36 dnl When crosscompiling, assume rename is broken. 37 gl_cv_func_rename_trailing_slash_bug=yes) 38 39 rm -rf conftest.d1 conftest.d2 40 ]) 41 AC_CACHE_CHECK([whether rename is broken when the destination exists], 42 gl_cv_func_rename_dest_exists_bug, 43 [ 44 case "$host_os" in 45 mingw*) gl_cv_func_rename_dest_exists_bug=yes ;; 46 *) gl_cv_func_rename_dest_exists_bug=no ;; 47 esac 48 ]) 49 if test $gl_cv_func_rename_trailing_slash_bug = yes || 50 test $gl_cv_func_rename_dest_exists_bug = yes; then 51 AC_LIBOBJ([rename]) 52 AC_DEFINE([rename], [rpl_rename], 53 [Define to rpl_rename if the replacement function should be used.]) 54 if test $gl_cv_func_rename_trailing_slash_bug = yes; then 55 AC_DEFINE([RENAME_TRAILING_SLASH_BUG], [1], 56 [Define if rename does not work for source file names with a trailing 57 slash, like the one from SunOS 4.1.1_U1.]) 58 fi 59 if test $gl_cv_func_rename_dest_exists_bug = yes; then 60 AC_DEFINE([RENAME_DEST_EXISTS_BUG], [1], 61 [Define if rename does not work when the destination file exists, 62 as on Windows.]) 63 fi 64 gl_PREREQ_RENAME 65 fi 66]) 67 68# Prerequisites of lib/rename.c. 69AC_DEFUN([gl_PREREQ_RENAME], [:]) 70