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696feae32e
The stdlib functions specify the difference between `err` and `errx` is that the former prints a message obtained with `strerror`. However, RGBDS' implementation breaks that contract, and `warn`'s puts the added semicolon in the wrong place.
92 lines
1.4 KiB
C
92 lines
1.4 KiB
C
/*
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* This file is part of RGBDS.
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*
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* Copyright (c) 2005-2018, Rich Felker and RGBDS contributors.
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*
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* SPDX-License-Identifier: MIT
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "extern/err.h"
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void rgbds_vwarn(const char *fmt, va_list ap)
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{
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fprintf(stderr, "warning: ");
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if (fmt) {
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vfprintf(stderr, fmt, ap);
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fputs(": ", stderr);
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}
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perror(NULL);
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}
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void rgbds_vwarnx(const char *fmt, va_list ap)
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{
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fprintf(stderr, "warning");
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if (fmt) {
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fputs(": ", stderr);
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vfprintf(stderr, fmt, ap);
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}
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putc('\n', stderr);
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}
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noreturn_ void rgbds_verr(int status, const char *fmt, va_list ap)
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{
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fprintf(stderr, "error: ");
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if (fmt) {
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vfprintf(stderr, fmt, ap);
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fputs(": ", stderr);
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}
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perror(NULL);
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exit(status);
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}
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noreturn_ void rgbds_verrx(int status, const char *fmt, va_list ap)
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{
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fprintf(stderr, "error");
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if (fmt) {
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fputs(": ", stderr);
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vfprintf(stderr, fmt, ap);
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}
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putc('\n', stderr);
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exit(status);
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}
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void rgbds_warn(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vwarn(fmt, ap);
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va_end(ap);
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}
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void rgbds_warnx(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vwarnx(fmt, ap);
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va_end(ap);
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}
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noreturn_ void rgbds_err(int status, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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verr(status, fmt, ap);
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va_end(ap);
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}
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noreturn_ void rgbds_errx(int status, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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verrx(status, fmt, ap);
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va_end(ap);
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}
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