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-rw-r--r--stdio/vsscanf.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/stdio/vsscanf.c b/stdio/vsscanf.c
new file mode 100644
index 0000000000..6f027d5065
--- /dev/null
+++ b/stdio/vsscanf.c
@@ -0,0 +1,58 @@
+/* Copyright (C) 1991, 1992, 1995 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., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <ansidecl.h>
+#include <errno.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+
+#undef vsscanf
+
+
+/* Read formatted input from S according to the format
+ string FORMAT, using the argument list in ARG. */
+int
+DEFUN(__vsscanf, (s, format, arg),
+ CONST char *s AND CONST char *format AND va_list arg)
+{
+ FILE f;
+
+ if (s == NULL)
+ {
+ errno = EINVAL;
+ return -1;
+ }
+
+ memset((PTR) &f, 0, sizeof(f));
+ f.__magic = _IOMAGIC;
+ f.__mode.__read = 1;
+ f.__bufp = f.__buffer = (char *) s;
+ f.__bufsize = strlen(s);
+ f.__get_limit = f.__buffer + f.__bufsize;
+ f.__put_limit = f.__buffer;
+ /* After the buffer is empty (strlen(S) characters have been read),
+ any more read attempts will get EOF. */
+ f.__room_funcs.__input = NULL;
+ f.__seen = 1;
+
+ return __vfscanf(&f, format, arg);
+}
+
+
+weak_alias (__vsscanf, vsscanf)