Mercurial > gnulib
view m4/symlink.m4 @ 12559:c2cbabec01dd
update nearly all FSF copyright year lists to include 2010
Use the same procedure as for 2009, outlined in
http://thread.gmane.org/gmane.comp.lib.gnulib.bugs/20081
author | Jim Meyering <meyering@redhat.com> |
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date | Fri, 01 Jan 2010 10:31:12 +0100 |
parents | 2518d73aaac7 |
children | b1c38ccd548c |
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# serial 2 # See if we need to provide symlink replacement. dnl Copyright (C) 2009, 2010 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. # Written by Eric Blake. AC_DEFUN([gl_FUNC_SYMLINK], [ AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) AC_CHECK_FUNCS_ONCE([symlink]) dnl The best we can do on mingw is provide a dummy that always fails, so dnl that compilation can proceed with fewer ifdefs. On Solaris 9 and dnl FreeBSD 7.2, we want to fix a bug with trailing slash handling. if test $ac_cv_func_symlink = no; then HAVE_SYMLINK=0 AC_LIBOBJ([symlink]) else AC_CACHE_CHECK([whether symlink handles trailing slash correctly], [gl_cv_func_symlink_works], [AC_RUN_IFELSE( [AC_LANG_PROGRAM( [[#include <unistd.h> ]], [[if (!symlink ("a", "conftest.link/")) return 1; if (symlink ("conftest.f", "conftest.lnk2")) return 2; if (!symlink ("a", "conftest.lnk2/")) return 3;]])], [gl_cv_func_symlink_works=yes], [gl_cv_func_symlink_works=no], [gl_cv_func_symlink_works="guessing no"]) rm -f conftest.f conftest.link conftest.lnk2]) if test "$gl_cv_func_symlink_works" != yes; then REPLACE_SYMLINK=1 AC_LIBOBJ([symlink]) fi fi ])