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Refactor error reporting to simplify BSD-style err (#949)

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This commit is contained in:
Rangi
2021-11-21 16:16:54 -05:00
committed by GitHub
parent 54293a9184
commit bdcef6f252
24 changed files with 262 additions and 297 deletions
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94
src/extern/err.c vendored
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@@ -1,94 +0,0 @@
/*
* This file is part of RGBDS.
*
* Copyright (c) 2005-2018, Rich Felker and RGBDS contributors.
*
* SPDX-License-Identifier: MIT
*/
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "extern/err.h"
void rgbds_vwarn(char const *fmt, va_list ap)
{
fprintf(stderr, "warning: ");
if (fmt) {
vfprintf(stderr, fmt, ap);
fputs(": ", stderr);
}
perror(NULL);
}
void rgbds_vwarnx(char const *fmt, va_list ap)
{
fprintf(stderr, "warning");
if (fmt) {
fputs(": ", stderr);
vfprintf(stderr, fmt, ap);
}
putc('\n', stderr);
}
_Noreturn void rgbds_verr(int status, char const *fmt, va_list ap)
{
fprintf(stderr, "error: ");
if (fmt) {
vfprintf(stderr, fmt, ap);
fputs(": ", stderr);
}
fputs(strerror(errno), stderr);
putc('\n', stderr);
exit(status);
}
_Noreturn void rgbds_verrx(int status, char const *fmt, va_list ap)
{
fprintf(stderr, "error");
if (fmt) {
fputs(": ", stderr);
vfprintf(stderr, fmt, ap);
}
putc('\n', stderr);
exit(status);
}
void rgbds_warn(char const *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vwarn(fmt, ap);
va_end(ap);
}
void rgbds_warnx(char const *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vwarnx(fmt, ap);
va_end(ap);
}
_Noreturn void rgbds_err(int status, char const *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
verr(status, fmt, ap);
va_end(ap);
}
_Noreturn void rgbds_errx(int status, char const *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
verrx(status, fmt, ap);
va_end(ap);
}