From 7e39d8025d5c9d02c61f1506642c7dd91a1e461a Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Sat, 13 Oct 2007 07:33:09 +0000
Subject: [PATCH] * libio/Makefile (tests): Add tst-ext2.

	* libio/tst-ext2.c: New file.
---
 ChangeLog        |  2 ++
 libio/Makefile   |  4 ++--
 libio/tst-ext2.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 62 insertions(+), 2 deletions(-)
 create mode 100644 libio/tst-ext2.c

diff --git a/ChangeLog b/ChangeLog
index 89ec38ca16..99ae63e820 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -4,6 +4,8 @@
 	* libio/__freading.c (__freading): Don't return true for
 	write-only streams.  For read/write streams, check whether we
 	performed a read operation already.
+	* libio/Makefile (tests): Add tst-ext2.
+	* libio/tst-ext2.c: New file.
 
 2007-10-12  Ulrich Drepper  <drepper@redhat.com>
 
diff --git a/libio/Makefile b/libio/Makefile
index 553fbda74a..31fac70cfd 100644
--- a/libio/Makefile
+++ b/libio/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1995-2002,2003,2004,2006 Free Software Foundation, Inc.
+# Copyright (C) 1995-2002,2003,2004,2006,2007 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
@@ -48,7 +48,7 @@ routines	:=							      \
 	libc_fatal fmemopen
 
 tests = tst_swprintf tst_wprintf tst_swscanf tst_wscanf tst_getwc tst_putwc   \
-	tst_wprintf2 tst-widetext test-fmemopen tst-ext tst-fopenloc	      \
+	tst_wprintf2 tst-widetext test-fmemopen tst-ext tst-ext2 tst-fopenloc \
 	tst-fgetws tst-ungetwc1 tst-ungetwc2 tst-swscanf tst-sscanf	      \
 	tst-mmap-setvbuf bug-ungetwc1 bug-ungetwc2 tst-atime tst-eof          \
 	tst-freopen bug-rewind bug-rewind2 bug-ungetc bug-fseek \
diff --git a/libio/tst-ext2.c b/libio/tst-ext2.c
new file mode 100644
index 0000000000..ed72efa0c7
--- /dev/null
+++ b/libio/tst-ext2.c
@@ -0,0 +1,58 @@
+#include <stdio.h>
+#include <stdio_ext.h>
+
+
+static char *fname;
+
+#define PREPARE(argc, argv) \
+  do {									\
+    int fd = create_temp_file ("tst-ext2", &fname);			\
+    if (fd == -1)							\
+      {									\
+	puts ("cannot create temporary file");				\
+	exit (1);							\
+      }									\
+    close (fd);								\
+  } while (0)
+
+
+static int
+do_test (void)
+{
+  int res = 0;
+
+  FILE *fp;
+
+  fp = fopen (fname, "w");
+  printf ("Initial state for write-only stream: %d %d\n",
+          __freading (fp) != 0, __fwriting (fp) != 0);
+  res |= ((__freading (fp) != 0) != 0
+	  || (__fwriting (fp) != 0) != 1);
+  fclose (fp);
+
+  fp = fopen (fname, "r");
+  printf ("Initial state for read-only stream:  %d %d\n",
+          __freading (fp) != 0, __fwriting (fp) != 0);
+  res |= ((__freading (fp) != 0) != 1
+	  || (__fwriting (fp) != 0) != 0);
+  fclose (fp);
+
+  fp = fopen (fname, "r+");
+  printf ("Initial state for read-write stream: %d %d\n",
+          __freading (fp) != 0, __fwriting (fp) != 0);
+  res |= ((__freading (fp) != 0) != 0
+	  || (__fwriting (fp) != 0) != 0);
+  fclose (fp);
+
+  fp = fopen (fname, "w+");
+  printf ("Initial state for read-write stream: %d %d\n",
+          __freading (fp) != 0, __fwriting (fp) != 0);
+  res |= ((__freading (fp) != 0) != 0
+	  || (__fwriting (fp) != 0) != 0);
+  fclose (fp);
+
+  return res;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"