Files
rgbds/src/link/warning.cpp
2025-07-09 11:04:23 -04:00

122 lines
2.3 KiB
C++

// SPDX-License-Identifier: MIT
#include "link/warning.hpp"
#include <inttypes.h>
#include <stdarg.h>
#include "link/main.hpp"
static uint32_t nbErrors = 0;
static void printDiag(
FileStackNode const *where, uint32_t lineNo, char const *fmt, va_list args, char const *type
) {
fprintf(stderr, "%s: ", type);
if (where) {
where->dump(lineNo);
fputs(": ", stderr);
}
vfprintf(stderr, fmt, args);
putc('\n', stderr);
}
static void incrementErrors() {
if (nbErrors != UINT32_MAX) {
nbErrors++;
}
}
[[noreturn]]
static void abortLinking(char const *verb) {
fprintf(
stderr,
"Linking %s with %" PRIu32 " error%s\n",
verb ? verb : "aborted",
nbErrors,
nbErrors == 1 ? "" : "s"
);
exit(1);
}
void warning(FileStackNode const *where, uint32_t lineNo, char const *fmt, ...) {
va_list args;
va_start(args, fmt);
printDiag(where, lineNo, fmt, args, "warning");
va_end(args);
}
void warning(char const *fmt, ...) {
va_list args;
va_start(args, fmt);
printDiag(nullptr, 0, fmt, args, "warning");
va_end(args);
}
void error(FileStackNode const *where, uint32_t lineNo, char const *fmt, ...) {
va_list args;
va_start(args, fmt);
printDiag(where, lineNo, fmt, args, "error");
va_end(args);
incrementErrors();
}
void error(char const *fmt, ...) {
va_list args;
va_start(args, fmt);
printDiag(nullptr, 0, fmt, args, "error");
va_end(args);
incrementErrors();
}
void errorNoDump(char const *fmt, ...) {
va_list args;
fputs("error: ", stderr);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
incrementErrors();
}
void argErr(char flag, char const *fmt, ...) {
va_list args;
fprintf(stderr, "error: Invalid argument for option '%c': ", flag);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
putc('\n', stderr);
incrementErrors();
}
[[noreturn]]
void fatal(FileStackNode const *where, uint32_t lineNo, char const *fmt, ...) {
va_list args;
va_start(args, fmt);
printDiag(where, lineNo, fmt, args, "FATAL");
va_end(args);
incrementErrors();
abortLinking(nullptr);
}
[[noreturn]]
void fatal(char const *fmt, ...) {
va_list args;
va_start(args, fmt);
printDiag(nullptr, 0, fmt, args, "FATAL");
va_end(args);
incrementErrors();
abortLinking(nullptr);
}
void requireZeroErrors() {
if (nbErrors != 0) {
abortLinking("failed");
}
}