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57 lines
2.9 KiB
C
57 lines
2.9 KiB
C
/*****************************************************************************/
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/* */
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/* perror.c */
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/* */
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/* Print a system error message */
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/* */
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/* */
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/* */
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/* (C) 1998-2010, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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void __fastcall__ perror (const char* msg)
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{
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/* Fetch the message that corresponds to errno */
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const char* errormsg = strerror (_errno);
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/* Different output depending on msg */
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if (msg) {
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fprintf (stderr, "%s: %s\n", msg, errormsg);
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} else {
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fprintf (stderr, "%s\n", errormsg);
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}
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}
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