Files
rgbds/src/gfx/warning.cpp
2025-08-12 17:56:54 -04:00

111 lines
2.3 KiB
C++

// SPDX-License-Identifier: MIT
#include "gfx/warning.hpp"
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include "style.hpp"
// clang-format off: nested initializers
Diagnostics<WarningLevel, WarningID> warnings = {
.metaWarnings = {
{"all", LEVEL_ALL },
{"everything", LEVEL_EVERYTHING},
},
.warningFlags = {
{"embedded", LEVEL_EVERYTHING},
{"obsolete", LEVEL_DEFAULT },
{"trim-nonempty", LEVEL_ALL },
},
.paramWarnings = {},
.state = DiagnosticsState<WarningID>(),
.nbErrors = 0,
};
// clang-format on
[[noreturn]]
void giveUp() {
style_Set(stderr, STYLE_RED, true);
fprintf(
stderr,
"Conversion aborted after %" PRIu64 " error%s\n",
warnings.nbErrors,
warnings.nbErrors == 1 ? "" : "s"
);
style_Reset(stderr);
exit(1);
}
void requireZeroErrors() {
if (warnings.nbErrors != 0) {
giveUp();
}
}
void error(char const *fmt, ...) {
va_list ap;
style_Set(stderr, STYLE_RED, true);
fputs("error: ", stderr);
style_Reset(stderr);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
putc('\n', stderr);
warnings.incrementErrors();
}
[[noreturn]]
void fatal(char const *fmt, ...) {
va_list ap;
style_Set(stderr, STYLE_RED, true);
fputs("FATAL: ", stderr);
style_Reset(stderr);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
putc('\n', stderr);
warnings.incrementErrors();
giveUp();
}
void warning(WarningID id, char const *fmt, ...) {
char const *flag = warnings.warningFlags[id].name;
va_list ap;
switch (warnings.getWarningBehavior(id)) {
case WarningBehavior::DISABLED:
break;
case WarningBehavior::ENABLED:
style_Set(stderr, STYLE_YELLOW, true);
fputs("warning: ", stderr);
style_Reset(stderr);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
style_Set(stderr, STYLE_YELLOW, true);
fprintf(stderr, " [-W%s]\n", flag);
style_Reset(stderr);
break;
case WarningBehavior::ERROR:
style_Set(stderr, STYLE_RED, true);
fputs("error: ", stderr);
style_Reset(stderr);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
style_Set(stderr, STYLE_YELLOW, true);
fprintf(stderr, " [-Werror=%s]\n", flag);
style_Reset(stderr);
warnings.incrementErrors();
break;
}
}