Update.

* libio/Makefile: Add rules to build and run test-freopen.
	* libio/test-freopen.c: New file.
	* libio/test-freopen.sh: New file.

ChangeLog

@@ -5,6 +5,10 @@
 	* libio/freopen64.c (freopen64): Likewise.
 	Patch by Shinya Hanataka <hanataka@abyss.rim.or.jp>.
 
+	* libio/Makefile: Add rules to build and run test-freopen.
+	* libio/test-freopen.c: New file.
+	* libio/test-freopen.sh: New file.
+
 2000-11-15  H.J. Lu  <hjl@gnu.org>
 
 	* sysdeps/generic/ldsodefs.h (DL_DT_INIT_ADDRESS): Defined if

libio/Makefile

@@ -49,6 +49,8 @@ routines	:=							      \
 
 tests = tst_swprintf tst_wprintf tst_swscanf tst_wscanf tst_getwc tst_putwc   \
 	tst_wprintf2 tst-widetext test-fmemopen
+test-srcs = test-freopen
+distribute = test-freopen.sh
 
 all: # Make this the default target; it will be defined in Rules.
 
@@ -95,3 +97,8 @@ shared-only-routines = oldiofopen oldiofdopen oldiofclose oldfileops	\
 distribute := iolibio.h libioP.h strfile.h Banner
 
 include ../Rules
+
+tests: $(objpfx)test-freopen.out
+
+$(objpfx)test-freopen.out: test-freopen.sh $(objpfx)test-freopen
+	$(SHELL) -e $< $(common-objpfx) $(common-objpfx)libio/

libio/test-freopen.c

@@ -0,0 +1,57 @@
+/* Test for freopen implementation.
+   Copyright (C) 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <mcheck.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <wchar.h>
+
+
+int
+main (int argc, char *argv[])
+{
+  FILE *fp;
+
+  mtrace ();
+
+  if (argc < 2)
+    exit (1);
+
+  fp = fopen (argv[1], "w");
+  if (fp == NULL)
+    {
+      puts ("fopen failed: %m");
+      exit (1);
+    }
+
+  fputs ("Hello world (mb)\n", fp);
+
+  fp = freopen (argv[1], "a+", fp);
+  if (fp == NULL)
+    {
+      puts ("freopen failed: %m");
+      exit (1);
+    }
+
+  fputws (L"Hello world (wc)\n", fp);
+
+  fclose (fp);
+
+  return 0;
+}

libio/test-freopen.sh

@@ -0,0 +1,31 @@
+#! /bin/sh
+# Test of freopen.
+# Copyright (C) 2000 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+#
+# The GNU C Library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Library General Public License as
+# published by the Free Software Foundation; either version 2 of the
+# License, or (at your option) any later version.
+#
+# The GNU C Library 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
+# Library General Public License for more details.
+#
+# You should have received a copy of the GNU Library General Public
+# License along with the GNU C Library; see the file COPYING.LIB.  If
+# not, write to the Free Software Foundation, Inc.,
+# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+common_objpfx=$1
+objpfx=$2
+
+${common_objpfx}elf/ld.so --library-path $common_objpfx \
+${objpfx}test-freopen ${objpfx}test-freopen.out &&
+cmp ${objpfx}test-freopen.out - <<"EOF"
+Hello world (mb)
+Hello world (wc)
+EOF
+
+exit $?