puterror.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright (c) 1997, by Sun Microsystems, Inc.
* All rights reserved.
*/
/*LINTLIBRARY*/
#pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.1 */
#include <sys/types.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "libadm.h"
#define DEFMSG "ERROR: "
#define MS sizeof (DEFMSG)
#define INVINP "invalid input"
void
puterror(FILE *fp, char *defmesg, char *error)
{
char *tmp;
size_t n;
if (error == NULL) {
/* use default message since no error was provided */
n = (defmesg ? strlen(defmesg) : strlen(INVINP));
tmp = calloc(MS+n+1, sizeof (char));
(void) strcpy(tmp, DEFMSG);
(void) strcat(tmp, defmesg ? defmesg : INVINP);
} else if (defmesg != NULL) {
n = strlen(error);
if (error[0] == '~') {
/* prepend default message */
tmp = calloc(MS+n+strlen(defmesg)+2, sizeof (char));
(void) strcpy(tmp, DEFMSG);
(void) strcat(tmp, defmesg);
(void) strcat(tmp, "\n");
++error;
(void) strcat(tmp, error);
} else if (n && (error[n-1] == '~')) {
/* append default message */
tmp = calloc(MS+n+strlen(defmesg)+2, sizeof (char));
(void) strcpy(tmp, DEFMSG);
(void) strcat(tmp, error);
/* first -1 'cuz sizeof (DEFMSG) includes terminator */
tmp[MS-1+n-1] = '\0';
(void) strcat(tmp, "\n");
(void) strcat(tmp, defmesg);
} else {
tmp = calloc(MS+n+1, sizeof (char));
(void) strcpy(tmp, DEFMSG);
(void) strcat(tmp, error);
}
} else {
n = strlen(error);
tmp = calloc(MS+n+1, sizeof (char));
(void) strcpy(tmp, DEFMSG);
(void) strcat(tmp, error);
}
(void) puttext(fp, tmp, ckindent, ckwidth);
(void) fputc('\n', fp);
free(tmp);
}