copy-file.exp: New.

2003-06-07  H.J. Lu <hongjiu.lu@intel.com>

	* lib/copy-file.exp: New. Implement gcc_copy_files.

	* lib/dg-pch.exp: Load copy-file.exp
	(dg-pch): Use gcc_copy_files instead of "file copy".

From-SVN: r67588

gcc/testsuite/ChangeLog

+2003-06-07  H.J. Lu <hongjiu.lu@intel.com>
+
+	* lib/copy-file.exp: New. Implement gcc_copy_files.
+
+	* lib/dg-pch.exp: Load copy-file.exp
+	(dg-pch): Use gcc_copy_files instead of "file copy".
+
 2003-06-06  Mark Mitchell  <mark@codesourcery.com>
 
 	* gcc.dg/weak/weak.exp: Simplify.

gcc/testsuite/lib/copy-file.exp

+#   Copyright (C) 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
+
+# This file defines a proc for copying regular files as well as
+# symlinks.
+
+proc gcc_copy_files {srcfiles dstdir} {
+    foreach f $srcfiles {
+	if { [catch { set symlink [file readlink $f] } x] } then {
+	    file copy -force $f $dstdir
+	} else {
+	    if { [regexp "^/" "$symlink"] } then {
+		file copy -force $symlink $dstdir
+	    } else {
+		set dirname [file dirname $f]
+		file copy -force $dirname/$symlink $dstdir
+	    }
+	}
+    }
+}

gcc/testsuite/lib/dg-pch.exp

@@ -14,6 +14,8 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
 
+load_lib copy-file.exp
+
 proc dg-pch { subdir test options suffix } {
     global runtests dg-do-what-default
 
@@ -36,7 +38,7 @@ proc dg-pch { subdir test options suffix } {
 	# For the header files, the default is to precompile.
 	set dg-do-what-default precompile
 	catch { file delete "$bname$suffix" }
-	file copy "[file rootname $test]${suffix}s" "$bname$suffix"
+	gcc_copy_files "[file rootname $test]${suffix}s" "$bname$suffix"
 	dg-test -keep-output "$bname$suffix" $flags ""
 
 	# For the rest, the default is to compile to .s.
@@ -50,7 +52,7 @@ proc dg-pch { subdir test options suffix } {
 	    file delete "$bname$suffix.gch"
 	    if { [ file exists "$bname.s" ] } {
 		file rename "$bname.s" "$bname.s-gch"
-		file copy "[file rootname $test]${suffix}s" "$bname$suffix"
+		gcc_copy_files "[file rootname $test]${suffix}s" "$bname$suffix"
 		dg-test -keep-output $test $flags "-I."
 		set tmp [ diff "$bname.s" "$bname.s-gch" ]
 		if { $tmp == 0 } {