minix3/commands/cawf/error.c

98 lines
2.4 KiB
C

/*
* error.c - error handling functions for cawf(1)
*/
/*
* Copyright (c) 1991 Purdue University Research Foundation,
* West Lafayette, Indiana 47907. All rights reserved.
*
* Written by Victor A. Abell <abe@mace.cc.purdue.edu>, Purdue
* University Computing Center. Not derived from licensed software;
* derived from awf(1) by Henry Spencer of the University of Toronto.
*
* Permission is granted to anyone to use this software for any
* purpose on any computer system, and to alter it and redistribute
* it freely, subject to the following restrictions:
*
* 1. The author is not responsible for any consequences of use of
* this software, even if they arise from flaws in it.
*
* 2. The origin of this software must not be misrepresented, either
* by explicit claim or by omission. Credits must appear in the
* documentation.
*
* 3. Altered versions must be plainly marked as such, and must not
* be misrepresented as being the original software. Credits must
* appear in the documentation.
*
* 4. This notice may not be removed or altered.
*/
#include "cawf.h"
/*
* Error(t, l, s1, s2) - issue error message
*/
void
Error(t, l, s1, s2)
int t; /* type: WARN or FATAL */
int l; /* LINE: display Line[] */
char *s1, *s2; /* optional text */
{
char msg[MAXLINE]; /* message */
if (t == WARN && !Dowarn) return;
if (l == LINE)
(void) fprintf(Efs, "%s: (%s, %d):%s%s - %s\n",
Pname,
Inname,
NR,
(s1 == NULL) ? "" : s1,
(s2 == NULL) ? "" : s2,
Line);
else
(void) fprintf(Efs, "%s:%s%s\n",
Pname,
(s1 == NULL) ? "" : s1,
(s2 == NULL) ? "" : s2);
if (t == FATAL)
exit(1);
Err = 1;
return;
}
/*
* Error3(len, word, sarg, narg) - process error in pass3
*/
void
Error3(len, word, sarg, narg, msg)
int len; /* length (negative is special */
char *word; /* word */
char *sarg; /* string argument */
int narg; /* numeric argument */
char *msg; /* message */
{
if (len == MESSAGE) {
(void) fprintf(Efs, "%s: (%s, %d) %s\n",
Pname,
(word == NULL) ? "<none>" : word,
narg,
(sarg == NULL) ? "<none>" : sarg);
return;
}
(void) fprintf(Efs,
"%s: pass3, len=%d, word=\"%s\", sarg=\"%s\", narg=%d%s%s\n",
Pname, len,
(word == NULL) ? "" : word,
(sarg == NULL) ? "" : sarg,
narg,
(msg == NULL) ? "" : " - ",
(msg == NULL) ? "" : msg);
Err = 1;
}