17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate * CDDL HEADER START
37c478bd9Sstevel@tonic-gate *
47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7257d1b4Sraf * Common Development and Distribution License (the "License").
6*7257d1b4Sraf * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate *
87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate * and limitations under the License.
127c478bd9Sstevel@tonic-gate *
137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate *
197c478bd9Sstevel@tonic-gate * CDDL HEADER END
207c478bd9Sstevel@tonic-gate */
21*7257d1b4Sraf
227c478bd9Sstevel@tonic-gate /*
23*7257d1b4Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
247c478bd9Sstevel@tonic-gate * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate */
267c478bd9Sstevel@tonic-gate
277c478bd9Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */
287c478bd9Sstevel@tonic-gate /* All Rights Reserved */
297c478bd9Sstevel@tonic-gate
30*7257d1b4Sraf #include "lint.h"
317c478bd9Sstevel@tonic-gate #include <mtlib.h>
327c478bd9Sstevel@tonic-gate #include <stdarg.h>
337c478bd9Sstevel@tonic-gate #include <values.h>
347c478bd9Sstevel@tonic-gate #include <errno.h>
357c478bd9Sstevel@tonic-gate #include <thread.h>
367c478bd9Sstevel@tonic-gate #include <synch.h>
377c478bd9Sstevel@tonic-gate #include <sys/types.h>
387c478bd9Sstevel@tonic-gate #include "print.h"
397c478bd9Sstevel@tonic-gate #include "libc.h"
407c478bd9Sstevel@tonic-gate
417c478bd9Sstevel@tonic-gate /*VARARGS2*/
427c478bd9Sstevel@tonic-gate int
sprintf(char * string,const char * format,...)437c478bd9Sstevel@tonic-gate sprintf(char *string, const char *format, ...)
447c478bd9Sstevel@tonic-gate {
457c478bd9Sstevel@tonic-gate ssize_t count;
467c478bd9Sstevel@tonic-gate FILE siop;
477c478bd9Sstevel@tonic-gate va_list ap;
487c478bd9Sstevel@tonic-gate
497c478bd9Sstevel@tonic-gate siop._cnt = MAXINT;
507c478bd9Sstevel@tonic-gate siop._base = siop._ptr = (unsigned char *)string;
517c478bd9Sstevel@tonic-gate siop._flag = _IOREAD; /* distinguish dummy file descriptor */
527c478bd9Sstevel@tonic-gate va_start(ap, format);
537c478bd9Sstevel@tonic-gate
547c478bd9Sstevel@tonic-gate count = _ndoprnt(format, ap, &siop, 0);
557c478bd9Sstevel@tonic-gate va_end(ap);
567c478bd9Sstevel@tonic-gate *siop._ptr = '\0'; /* plant terminating null character */
577c478bd9Sstevel@tonic-gate if (count == EOF) {
587c478bd9Sstevel@tonic-gate return (EOF);
597c478bd9Sstevel@tonic-gate }
607c478bd9Sstevel@tonic-gate
617c478bd9Sstevel@tonic-gate /* check for overflow */
627c478bd9Sstevel@tonic-gate if ((size_t)count > MAXINT) {
637c478bd9Sstevel@tonic-gate errno = EOVERFLOW;
647c478bd9Sstevel@tonic-gate return (EOF);
657c478bd9Sstevel@tonic-gate } else {
667c478bd9Sstevel@tonic-gate return ((int)count);
677c478bd9Sstevel@tonic-gate }
687c478bd9Sstevel@tonic-gate }
697c478bd9Sstevel@tonic-gate
707c478bd9Sstevel@tonic-gate #ifndef _LP64
717c478bd9Sstevel@tonic-gate
727c478bd9Sstevel@tonic-gate /*
737c478bd9Sstevel@tonic-gate * 32-bit shadow function of sprintf().
747c478bd9Sstevel@tonic-gate * When using the c89 compiler to build 32-bit applications, the size
757c478bd9Sstevel@tonic-gate * of intmax_t is 32-bits, otherwise the size of intmax_t is 64-bits.
767c478bd9Sstevel@tonic-gate * The shadow function uses 32-bit size of intmax_t for %j conversion.
777c478bd9Sstevel@tonic-gate * The #pragma redefine_extname in <stdio.h> selects the proper routine
787c478bd9Sstevel@tonic-gate * at compile time for the user application.
797c478bd9Sstevel@tonic-gate * NOTE: this function is only available in the 32-bit library.
807c478bd9Sstevel@tonic-gate */
817c478bd9Sstevel@tonic-gate
827c478bd9Sstevel@tonic-gate int
_sprintf_c89(char * string,const char * format,...)837c478bd9Sstevel@tonic-gate _sprintf_c89(char *string, const char *format, ...)
847c478bd9Sstevel@tonic-gate {
857c478bd9Sstevel@tonic-gate ssize_t count;
867c478bd9Sstevel@tonic-gate va_list ap;
877c478bd9Sstevel@tonic-gate
887c478bd9Sstevel@tonic-gate va_start(ap, format);
897c478bd9Sstevel@tonic-gate count = _vsprintf_c89(string, format, ap);
907c478bd9Sstevel@tonic-gate va_end(ap);
917c478bd9Sstevel@tonic-gate return ((int)count);
927c478bd9Sstevel@tonic-gate }
937c478bd9Sstevel@tonic-gate
947c478bd9Sstevel@tonic-gate #endif /* _LP64 */
95