1*7c478bd9Sstevel@tonic-gate /* 2*7c478bd9Sstevel@tonic-gate * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers. 3*7c478bd9Sstevel@tonic-gate * All rights reserved. 4*7c478bd9Sstevel@tonic-gate * Copyright (c) 1983, 1995-1997 Eric P. Allman. All rights reserved. 5*7c478bd9Sstevel@tonic-gate * Copyright (c) 1988, 1993 6*7c478bd9Sstevel@tonic-gate * The Regents of the University of California. All rights reserved. 7*7c478bd9Sstevel@tonic-gate * 8*7c478bd9Sstevel@tonic-gate * By using this file, you agree to the terms and conditions set 9*7c478bd9Sstevel@tonic-gate * forth in the LICENSE file which can be found at the top level of 10*7c478bd9Sstevel@tonic-gate * the sendmail distribution. 11*7c478bd9Sstevel@tonic-gate * 12*7c478bd9Sstevel@tonic-gate */ 13*7c478bd9Sstevel@tonic-gate 14*7c478bd9Sstevel@tonic-gate #include <sm/gen.h> 15*7c478bd9Sstevel@tonic-gate SM_RCSID("@(#)$Id: strerror.c,v 1.21 2001/06/17 21:31:41 ca Exp $") 16*7c478bd9Sstevel@tonic-gate 17*7c478bd9Sstevel@tonic-gate /* 18*7c478bd9Sstevel@tonic-gate ** define strerror for platforms that lack it. 19*7c478bd9Sstevel@tonic-gate */ 20*7c478bd9Sstevel@tonic-gate 21*7c478bd9Sstevel@tonic-gate #include <errno.h> 22*7c478bd9Sstevel@tonic-gate #include <stdio.h> /* sys_errlist, on some platforms */ 23*7c478bd9Sstevel@tonic-gate 24*7c478bd9Sstevel@tonic-gate #include <sm/io.h> /* sm_snprintf */ 25*7c478bd9Sstevel@tonic-gate #include <sm/string.h> 26*7c478bd9Sstevel@tonic-gate #include <sm/conf.h> 27*7c478bd9Sstevel@tonic-gate #include <sm/errstring.h> 28*7c478bd9Sstevel@tonic-gate 29*7c478bd9Sstevel@tonic-gate #if !defined(ERRLIST_PREDEFINED) 30*7c478bd9Sstevel@tonic-gate extern char *sys_errlist[]; 31*7c478bd9Sstevel@tonic-gate extern int sys_nerr; 32*7c478bd9Sstevel@tonic-gate #endif /* !defined(ERRLIST_PREDEFINED) */ 33*7c478bd9Sstevel@tonic-gate 34*7c478bd9Sstevel@tonic-gate #if !HASSTRERROR 35*7c478bd9Sstevel@tonic-gate 36*7c478bd9Sstevel@tonic-gate /* 37*7c478bd9Sstevel@tonic-gate ** STRERROR -- return error message string corresponding to an error number. 38*7c478bd9Sstevel@tonic-gate ** 39*7c478bd9Sstevel@tonic-gate ** Parameters: 40*7c478bd9Sstevel@tonic-gate ** err -- error number. 41*7c478bd9Sstevel@tonic-gate ** 42*7c478bd9Sstevel@tonic-gate ** Returns: 43*7c478bd9Sstevel@tonic-gate ** Error string (might be pointer to static buffer). 44*7c478bd9Sstevel@tonic-gate */ 45*7c478bd9Sstevel@tonic-gate 46*7c478bd9Sstevel@tonic-gate char * strerror(err)47*7c478bd9Sstevel@tonic-gatestrerror(err) 48*7c478bd9Sstevel@tonic-gate int err; 49*7c478bd9Sstevel@tonic-gate { 50*7c478bd9Sstevel@tonic-gate static char buf[64]; 51*7c478bd9Sstevel@tonic-gate 52*7c478bd9Sstevel@tonic-gate if (err >= 0 && err < sys_nerr) 53*7c478bd9Sstevel@tonic-gate return (char *) sys_errlist[err]; 54*7c478bd9Sstevel@tonic-gate else 55*7c478bd9Sstevel@tonic-gate { 56*7c478bd9Sstevel@tonic-gate (void) sm_snprintf(buf, sizeof(buf), "Error %d", err); 57*7c478bd9Sstevel@tonic-gate return buf; 58*7c478bd9Sstevel@tonic-gate } 59*7c478bd9Sstevel@tonic-gate } 60*7c478bd9Sstevel@tonic-gate #endif /* !HASSTRERROR */ 61