* libio/stdio.h (vscanf): Fix -std=c99 redirect.

* stdio-common/Makefile (tests): Add scanf16 and scanf17. 
(CFLAGS-scanf17.c): New. 
* stdio-common/scanf14.c (main): Add fscanf and scanf tests. 
* stdio-common/scanf15.c (main): Likewise. 
* stdio-common/scanf16.c: New test. 
* stdio-common/scanf17.c: New test.
2008-05-24  Jakub Jelinek  <jakub@redhat.com>

	* libio/stdio.h (vscanf): Fix -std=c99 redirect.
	* stdio-common/Makefile (tests): Add scanf16 and scanf17.
	(CFLAGS-scanf17.c): New.
	* stdio-common/scanf14.c (main): Add fscanf and scanf tests.
	* stdio-common/scanf15.c (main): Likewise.
	* stdio-common/scanf16.c: New test.
	* stdio-common/scanf17.c: New test.

ChangeLog

@@ -1,3 +1,13 @@
+2008-05-24  Jakub Jelinek  <jakub@redhat.com>
+
+	* libio/stdio.h (vscanf): Fix -std=c99 redirect.
+	* stdio-common/Makefile (tests): Add scanf16 and scanf17.
+	(CFLAGS-scanf17.c): New.
+	* stdio-common/scanf14.c (main): Add fscanf and scanf tests.
+	* stdio-common/scanf15.c (main): Likewise.
+	* stdio-common/scanf16.c: New test.
+	* stdio-common/scanf17.c: New test.
+
 2008-05-24  Ulrich Drepper  <drepper@redhat.com>
 
 	* resolv/res_send.c (send_dg): If we already have one of two

libio/stdio.h

@@ -475,7 +475,7 @@ extern int __REDIRECT (vfscanf,
 		       __isoc99_vfscanf)
      __attribute__ ((__format__ (__scanf__, 2, 0))) __wur;
 extern int __REDIRECT (vscanf, (__const char *__restrict __format,
-				_G_va_list __arg), __isoc99_vfscanf)
+				_G_va_list __arg), __isoc99_vscanf)
      __attribute__ ((__format__ (__scanf__, 1, 0))) __wur;
 extern int __REDIRECT (vsscanf,
 		       (__const char *__restrict __s,

stdio-common/Makefile

@@ -57,7 +57,8 @@ tests := tstscanf test_rdwr test-popen tstgetln test-fseek \
 	 tst-perror tst-sprintf tst-rndseek tst-fdopen tst-fphex bug14 bug15 \
 	 tst-popen tst-unlockedio tst-fmemopen2 tst-put-error tst-fgets \
 	 tst-fwrite bug16 bug17 tst-swscanf tst-sprintf2 bug18 bug18a \
-	 bug19 bug19a tst-popen2 scanf13 scanf14 scanf15 bug20 bug21 bug22
+	 bug19 bug19a tst-popen2 scanf13 scanf14 scanf15 bug20 bug21 bug22 \
+	 scanf16 scanf17
 
 test-srcs = tst-unbputc tst-printf
 
@@ -109,11 +110,13 @@ CFLAGS-isoc99_scanf.c += $(exceptions)
 CFLAGS-errlist.c = $(fno-unit-at-a-time)
 CFLAGS-siglist.c = $(fno-unit-at-a-time)
 
-# The following is a hack since we must compile scanf15.c without any
+# The following is a hack since we must compile scanf1{5,7}.c without any
 # GNU extension.  The latter are needed, though, when internal headers
 # are used.  So made sure we see the installed headers first.
 CFLAGS-scanf15.c = -I../libio -I../stdlib -I../wcsmbs -I../time -I../string \
 		   -I../wctype
+CFLAGS-scanf17.c = -I../libio -I../stdlib -I../wcsmbs -I../time -I../string \
+		   -I../wctype
 
 # We know the test has a format string problem.
 CFLAGS-tst-sprintf.c = -Wno-format

stdio-common/scanf14.c

@@ -59,5 +59,58 @@ main (void)
   else if (d != 5.25 || memcmp (c, " x", 2) != 0)
     FAIL ();
 
+  const char *tmpdir = getenv ("TMPDIR");
+  if (tmpdir == NULL || tmpdir[0] == '\0')
+    tmpdir = "/tmp";
+
+  char fname[strlen (tmpdir) + sizeof "/tst-scanf14.XXXXXX"];
+  sprintf (fname, "%s/tst-scanf14.XXXXXX", tmpdir);
+  if (fname == NULL)
+    FAIL ();
+
+  /* Create a temporary file.   */
+  int fd = mkstemp (fname);
+  if (fd == -1)
+    FAIL ();
+
+  FILE *fp = fdopen (fd, "w+");
+  if (fp == NULL)
+    FAIL ();
+  else
+    {
+      if (fputs (" 1.25s x", fp) == EOF)
+	FAIL ();
+      if (fseek (fp, 0, SEEK_SET) != 0)
+	FAIL ();
+      if (fscanf (fp, "%as%2c", &sp, c) != 2)
+	FAIL ();
+      else
+	{
+	  if (strcmp (sp, "1.25s") != 0 || memcmp (c, " x", 2) != 0)
+	    FAIL ();
+	  memset (sp, 'x', sizeof "1.25s");
+	  free (sp);
+	}
+
+      if (freopen (fname, "r", stdin) == NULL)
+	FAIL ();
+      else
+	{
+	  if (scanf ("%as%2c", &sp, c) != 2)
+	    FAIL ();
+	  else
+	    {
+	      if (strcmp (sp, "1.25s") != 0 || memcmp (c, " x", 2) != 0)
+		FAIL ();
+	      memset (sp, 'x', sizeof "1.25s");
+	      free (sp);
+	    }
+	}
+
+      fclose (fp);
+    }
+
+  remove (fname);
+
   return result;
 }

stdio-common/scanf15.c

@@ -50,5 +50,48 @@ main (void)
   else if (d != 5.25 || memcmp (c, " x", 2) != 0)
     FAIL ();
 
+  const char *tmpdir = getenv ("TMPDIR");
+  if (tmpdir == NULL || tmpdir[0] == '\0')
+    tmpdir = "/tmp";
+
+  char fname[strlen (tmpdir) + sizeof "/tst-scanf15.XXXXXX"];
+  sprintf (fname, "%s/tst-scanf15.XXXXXX", tmpdir);
+  if (fname == NULL)
+    FAIL ();
+
+  /* Create a temporary file.   */
+  int fd = mkstemp (fname);
+  if (fd == -1)
+    FAIL ();
+
+  FILE *fp = fdopen (fd, "w+");
+  if (fp == NULL)
+    FAIL ();
+  else
+    {
+      if (fputs (" 1.25s x", fp) == EOF)
+	FAIL ();
+      if (fseek (fp, 0, SEEK_SET) != 0)
+	FAIL ();
+      if (fscanf (fp, "%as%2c", &f, c) != 2)
+	FAIL ();
+      else if (f != 1.25 || memcmp (c, " x", 2) != 0)
+	FAIL ();
+
+      if (freopen (fname, "r", stdin) == NULL)
+	FAIL ();
+      else
+	{
+	  if (scanf ("%as%2c", &f, c) != 2)
+	    FAIL ();
+	  else if (f != 1.25 || memcmp (c, " x", 2) != 0)
+	    FAIL ();
+	}
+
+      fclose (fp);
+    }
+
+  remove (fname);
+
   return result;
 }

stdio-common/scanf16.c

@@ -0,0 +1,147 @@
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+
+#define FAIL() \
+  do {							\
+    result = 1;						\
+    printf ("test at line %d failed\n", __LINE__);	\
+  } while (0)
+
+static int
+xsscanf (const char *str, const char *fmt, ...)
+{
+  va_list ap;
+  va_start (ap, fmt);
+  int ret = vsscanf (str, fmt, ap);
+  va_end (ap);
+  return ret;
+}
+
+static int
+xscanf (const char *fmt, ...)
+{
+  va_list ap;
+  va_start (ap, fmt);
+  int ret = vscanf (fmt, ap);
+  va_end (ap);
+  return ret;
+}
+
+static int
+xfscanf (FILE *f, const char *fmt, ...)
+{
+  va_list ap;
+  va_start (ap, fmt);
+  int ret = vfscanf (f, fmt, ap);
+  va_end (ap);
+  return ret;
+}
+
+int
+main (void)
+{
+  wchar_t *lsp;
+  char *sp;
+  float f;
+  double d;
+  char c[8];
+  int result = 0;
+
+  if (xsscanf (" 0.25s x", "%e%3c", &f, c) != 2)
+    FAIL ();
+  else if (f != 0.25 || memcmp (c, "s x", 3) != 0)
+    FAIL ();
+  if (xsscanf (" 1.25s x", "%as%2c", &sp, c) != 2)
+    FAIL ();
+  else
+    {
+      if (strcmp (sp, "1.25s") != 0 || memcmp (c, " x", 2) != 0)
+	FAIL ();
+      memset (sp, 'x', sizeof "1.25s");
+      free (sp);
+    }
+  if (xsscanf (" 2.25s x", "%las%2c", &d, c) != 2)
+    FAIL ();
+  else if (d != 2.25 || memcmp (c, " x", 2) != 0)
+    FAIL ();
+  if (xsscanf (" 3.25S x", "%4aS%3c", &lsp, c) != 2)
+    FAIL ();
+  else
+    {
+      if (wcscmp (lsp, L"3.25") != 0 || memcmp (c, "S x", 3) != 0)
+	FAIL ();
+      memset (lsp, 'x', sizeof L"3.25");
+      free (lsp);
+    }
+  if (xsscanf ("4.25[0-9.] x", "%a[0-9.]%8c", &sp, c) != 2)
+    FAIL ();
+  else
+    {
+      if (strcmp (sp, "4.25") != 0 || memcmp (c, "[0-9.] x", 8) != 0)
+	FAIL ();
+      memset (sp, 'x', sizeof "4.25");
+      free (sp);
+    }
+  if (xsscanf ("5.25[0-9.] x", "%la[0-9.]%2c", &d, c) != 2)
+    FAIL ();
+  else if (d != 5.25 || memcmp (c, " x", 2) != 0)
+    FAIL ();
+
+  const char *tmpdir = getenv ("TMPDIR");
+  if (tmpdir == NULL || tmpdir[0] == '\0')
+    tmpdir = "/tmp";
+
+  char fname[strlen (tmpdir) + sizeof "/tst-scanf16.XXXXXX"];
+  sprintf (fname, "%s/tst-scanf16.XXXXXX", tmpdir);
+  if (fname == NULL)
+    FAIL ();
+
+  /* Create a temporary file.   */
+  int fd = mkstemp (fname);
+  if (fd == -1)
+    FAIL ();
+
+  FILE *fp = fdopen (fd, "w+");
+  if (fp == NULL)
+    FAIL ();
+  else
+    {
+      if (fputs (" 1.25s x", fp) == EOF)
+	FAIL ();
+      if (fseek (fp, 0, SEEK_SET) != 0)
+	FAIL ();
+      if (xfscanf (fp, "%as%2c", &sp, c) != 2)
+	FAIL ();
+      else
+	{
+	  if (strcmp (sp, "1.25s") != 0 || memcmp (c, " x", 2) != 0)
+	    FAIL ();
+	  memset (sp, 'x', sizeof "1.25s");
+	  free (sp);
+	}
+
+      if (freopen (fname, "r", stdin) == NULL)
+	FAIL ();
+      else
+	{
+	  if (xscanf ("%as%2c", &sp, c) != 2)
+	    FAIL ();
+	  else
+	    {
+	      if (strcmp (sp, "1.25s") != 0 || memcmp (c, " x", 2) != 0)
+		FAIL ();
+	      memset (sp, 'x', sizeof "1.25s");
+	      free (sp);
+	    }
+	}
+
+      fclose (fp);
+    }
+
+  remove (fname);
+
+  return result;
+}

stdio-common/scanf17.c

@@ -0,0 +1,128 @@
+#undef _GNU_SOURCE
+#define _XOPEN_SOURCE 600
+/* The following macro definitions are a hack.  They word around disabling
+   the GNU extension while still using a few internal headers.  */
+#define u_char unsigned char
+#define u_short unsigned short
+#define u_int unsigned int
+#define u_long unsigned long
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+
+#define FAIL() \
+  do {							\
+    result = 1;						\
+    printf ("test at line %d failed\n", __LINE__);	\
+  } while (0)
+
+static int
+xsscanf (const char *str, const char *fmt, ...)
+{
+  va_list ap;
+  va_start (ap, fmt);
+  int ret = vsscanf (str, fmt, ap);
+  va_end (ap);
+  return ret;
+}
+
+static int
+xscanf (const char *fmt, ...)
+{
+  va_list ap;
+  va_start (ap, fmt);
+  int ret = vscanf (fmt, ap);
+  va_end (ap);
+  return ret;
+}
+
+static int
+xfscanf (FILE *f, const char *fmt, ...)
+{
+  va_list ap;
+  va_start (ap, fmt);
+  int ret = vfscanf (f, fmt, ap);
+  va_end (ap);
+  return ret;
+}
+
+int
+main (void)
+{
+  float f;
+  double d;
+  char c[8];
+  int result = 0;
+
+  if (xsscanf (" 0.25s x", "%e%3c", &f, c) != 2)
+    FAIL ();
+  else if (f != 0.25 || memcmp (c, "s x", 3) != 0)
+    FAIL ();
+  if (xsscanf (" 1.25s x", "%as%2c", &f, c) != 2)
+    FAIL ();
+  else if (f != 1.25 || memcmp (c, " x", 2) != 0)
+    FAIL ();
+  if (xsscanf (" 2.25s x", "%las%2c", &d, c) != 2)
+    FAIL ();
+  else if (d != 2.25 || memcmp (c, " x", 2) != 0)
+    FAIL ();
+  if (xsscanf (" 3.25S x", "%4aS%2c", &f, c) != 2)
+    FAIL ();
+  else if (f != 3.25 || memcmp (c, " x", 2) != 0)
+    FAIL ();
+  if (xsscanf (" 4.25[0-9.] x", "%a[0-9.]%2c", &f, c) != 2)
+    FAIL ();
+  else if (f != 4.25 || memcmp (c, " x", 2) != 0)
+    FAIL ();
+  if (xsscanf (" 5.25[0-9.] x", "%la[0-9.]%2c", &d, c) != 2)
+    FAIL ();
+  else if (d != 5.25 || memcmp (c, " x", 2) != 0)
+    FAIL ();
+
+  const char *tmpdir = getenv ("TMPDIR");
+  if (tmpdir == NULL || tmpdir[0] == '\0')
+    tmpdir = "/tmp";
+
+  char fname[strlen (tmpdir) + sizeof "/tst-scanf17.XXXXXX"];
+  sprintf (fname, "%s/tst-scanf17.XXXXXX", tmpdir);
+  if (fname == NULL)
+    FAIL ();
+
+  /* Create a temporary file.   */
+  int fd = mkstemp (fname);
+  if (fd == -1)
+    FAIL ();
+
+  FILE *fp = fdopen (fd, "w+");
+  if (fp == NULL)
+    FAIL ();
+  else
+    {
+      if (fputs (" 1.25s x", fp) == EOF)
+	FAIL ();
+      if (fseek (fp, 0, SEEK_SET) != 0)
+	FAIL ();
+      if (xfscanf (fp, "%as%2c", &f, c) != 2)
+	FAIL ();
+      else if (f != 1.25 || memcmp (c, " x", 2) != 0)
+	FAIL ();
+
+      if (freopen (fname, "r", stdin) == NULL)
+	FAIL ();
+      else
+	{
+	  if (xscanf ("%as%2c", &f, c) != 2)
+	    FAIL ();
+	  else if (f != 1.25 || memcmp (c, " x", 2) != 0)
+	    FAIL ();
+	}
+
+      fclose (fp);
+    }
+
+  remove (fname);
+
+  return result;
+}