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File: [local] / src / lib / libwrap / Attic / percent_m.c (download)

Revision 1.1, Wed Feb 26 03:06:54 1997 UTC (27 years, 3 months ago) by downsj
Branch: MAIN
CVS Tags: OPENBSD_3_0_BASE, OPENBSD_3_0, OPENBSD_2_9_BASE, OPENBSD_2_9, OPENBSD_2_8_BASE, OPENBSD_2_8, OPENBSD_2_7_BASE, OPENBSD_2_7, OPENBSD_2_6_BASE, OPENBSD_2_6, OPENBSD_2_5_BASE, OPENBSD_2_5, OPENBSD_2_4_BASE, OPENBSD_2_4, OPENBSD_2_3_BASE, OPENBSD_2_3, OPENBSD_2_2_BASE, OPENBSD_2_2, OPENBSD_2_1_BASE, OPENBSD_2_1 

Initial integration of a much cleaned up libwrap.

/*	$OpenBSD: percent_m.c,v 1.1 1997/02/26 03:06:54 downsj Exp $	*/

 /*
  * Replace %m by system error message.
  * 
  * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.
  */

#ifndef lint
#if 0
static char sccsid[] = "@(#) percent_m.c 1.1 94/12/28 17:42:37";
#else
static char rcsid[] = "$OpenBSD: percent_m.c,v 1.1 1997/02/26 03:06:54 downsj Exp $";
#endif
#endif

#include <stdio.h>
#include <stdarg.h>
#include <errno.h>
#include <string.h>

extern int errno;
#ifndef SYS_ERRLIST_DEFINED
extern char *sys_errlist[];
extern int sys_nerr;
#endif

char   *percent_m(obuf, ibuf)
char   *obuf;
char   *ibuf;
{
    char   *bp = obuf;
    char   *cp = ibuf;

    while ((*bp = *cp)) {
	if (*cp == '%' && cp[1] == 'm') {
	    if (errno < sys_nerr && errno > 0) {
		strcpy(bp, sys_errlist[errno]);
	    } else {
		sprintf(bp, "Unknown error %d", errno);
	    }
	    bp += strlen(bp);
	    cp += 2;
	} else {
	    bp++, cp++;
	}
    }
    return (obuf);
}