115 lines
2.5 KiB
C
115 lines
2.5 KiB
C
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/* @(#)serrmsg.c 1.5 09/07/10 Copyright 1985, 2000-2003 J. Schilling */
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/*
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* Routines for printing command errors
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*
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* Copyright (c) 1985, 2000-2003 J. Schilling
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*/
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/*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* See the file CDDL.Schily.txt in this distribution for details.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file CDDL.Schily.txt from this distribution.
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*/
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#include <schily/mconfig.h>
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#include <schily/unistd.h> /* include <sys/types.h> try to get size_t */
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#include <schily/stdio.h> /* Try again for size_t */
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#include <schily/stdlib.h> /* Try again for size_t */
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#include <schily/standard.h>
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#include <schily/stdlib.h>
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#include <schily/varargs.h>
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#include <schily/string.h>
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#include <schily/schily.h>
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#ifndef HAVE_STRERROR
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extern char *sys_errlist[];
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extern int sys_nerr;
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#endif
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EXPORT int serrmsg __PR((char *buf, size_t maxcnt, const char *, ...));
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EXPORT int serrmsgno __PR((int, char *buf, size_t maxcnt, const char *, ...));
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LOCAL int _serrmsg __PR((int, char *buf, size_t maxcnt, const char *, va_list));
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/* VARARGS1 */
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EXPORT int
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#ifdef PROTOTYPES
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serrmsg(char *buf, size_t maxcnt, const char *msg, ...)
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#else
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serrmsg(buf, maxcnt, msg, va_alist)
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char *buf;
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size_t maxcnt;
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char *msg;
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va_dcl
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#endif
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{
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va_list args;
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int ret;
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#ifdef PROTOTYPES
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va_start(args, msg);
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#else
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va_start(args);
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#endif
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ret = _serrmsg(geterrno(), buf, maxcnt, msg, args);
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va_end(args);
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return (ret);
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}
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/* VARARGS2 */
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#ifdef PROTOTYPES
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EXPORT int
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serrmsgno(int err, char *buf, size_t maxcnt, const char *msg, ...)
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#else
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serrmsgno(err, buf, maxcnt, msg, va_alist)
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int err;
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char *buf;
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size_t maxcnt;
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char *msg;
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va_dcl
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#endif
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{
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va_list args;
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int ret;
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#ifdef PROTOTYPES
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va_start(args, msg);
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#else
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va_start(args);
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#endif
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ret = _serrmsg(err, buf, maxcnt, msg, args);
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va_end(args);
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return (ret);
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}
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LOCAL int
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_serrmsg(err, buf, maxcnt, msg, args)
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int err;
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char *buf;
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size_t maxcnt;
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const char *msg;
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va_list args;
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{
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int ret;
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char errbuf[20];
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char *errnam;
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char *prognam = get_progname();
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if (err < 0) {
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ret = js_snprintf(buf, maxcnt, "%s: %r", prognam, msg, args);
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} else {
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errnam = errmsgstr(err);
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if (errnam == NULL) {
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(void) js_snprintf(errbuf, sizeof (errbuf),
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"Error %d", err);
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errnam = errbuf;
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}
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ret = js_snprintf(buf, maxcnt,
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"%s: %s. %r", prognam, errnam, msg, args);
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}
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return (ret);
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}
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