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authorRoland McGrath <roland@gnu.org>1995-10-17 05:49:48 +0000
committerRoland McGrath <roland@gnu.org>1995-10-17 05:49:48 +0000
commitb3a59f408e7462fbd77289e8c3f50606044a585a (patch)
treecfd874921dda17cb953c2f4a44b533db0641639d /stdio/vsprintf.c
parent0700dfa143cad61b491c6d596657ee69cd5b35bd (diff)
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Tue Oct 17 01:21:21 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* stdio-common/psignal.c: Translate signal description strings. * string/strsignal.c: Likewise. * sysdeps/generic/_strerror.c (_strerror_internal): Translate error strings. * sysdeps/mach/_strerror.c: Likewise. * stdio-common/snprintf.c (__snprintf): Renamed from snprintf; call __vsnprintf. (snprintf): Define as weak alias. * stdio/vsnprintf.c (__vsnprintf): Renamed from vsnprintf. (vsnprintf): Define as weak alias. * libc-symbols.h [! ASSEMBLER] (_): New macro.
Diffstat (limited to 'stdio/vsprintf.c')
-rw-r--r--stdio/vsprintf.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/stdio/vsprintf.c b/stdio/vsprintf.c
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+++ b/stdio/vsprintf.c
@@ -0,0 +1,50 @@
+/* Copyright (C) 1991, 1992 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 <limits.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+
+
+/* Write formatted output to S according to the format string
+ FORMAT, using the argument list in ARG. */
+int
+DEFUN(vsprintf, (s, format, arg),
+ char *s AND CONST char *format AND va_list arg)
+{
+ int done;
+ FILE f;
+
+ memset((PTR) &f, 0, sizeof(f));
+ f.__magic = _IOMAGIC;
+ f.__mode.__write = 1;
+ f.__bufp = f.__buffer = (char *) s;
+ f.__put_limit = (char *) ULONG_MAX;
+ f.__bufsize = (size_t) (f.__put_limit - f.__bufp);
+ f.__get_limit = f.__buffer;
+ f.__room_funcs.__output = NULL;
+ f.__seen = 1;
+
+ done = vfprintf(&f, format, arg);
+ *f.__bufp = '\0';
+
+ return done;
+}