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Add -B/--backtrace option to RGBASM and RGBLINK (#1787)

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This commit is contained in:
Rangi
2025-08-11 14:30:14 -04:00
committed by GitHub
parent 92a9c73ee7
commit 5f8b7474b4
303 changed files with 2729 additions and 2409 deletions
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24
src/asm/main.cpp
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@@ -34,7 +34,7 @@ static char const *dependFileName = nullptr;
static std::unordered_map<std::string, std::vector<StateFeature>> stateFileSpecs; // -s
// Short options
static char const *optstring = "b:D:Eg:hI:M:o:P:p:Q:r:s:VvW:wX:";
static char const *optstring = "B:b:D:Eg:hI:M:o:P:p:Q:r:s:VvW:wX:";
// Variables for the long-only options
static int longOpt; // `--color` and variants of `-M`
@@ -47,6 +47,7 @@ static int longOpt; // `--color` and variants of `-M`
// This is because long opt matching, even to a single char, is prioritized
// over short opt matching.
static option const longopts[] = {
{"backtrace", required_argument, nullptr, 'B'},
{"binary-digits", required_argument, nullptr, 'b'},
{"define", required_argument, nullptr, 'D'},
{"export-all", no_argument, nullptr, 'E'},
@@ -77,7 +78,7 @@ static option const longopts[] = {
static Usage usage = {
.name = "rgbasm",
.flags = {
"[-EhVvw]", "[-b chars]", "[-D name[=value]]", "[-g chars]", "[-I path]",
"[-EhVvw]", "[-B depth]", "[-b chars]", "[-D name[=value]]", "[-g chars]", "[-I path]",
"[-M depend_file]", "[-MC]", "[-MG]", "[-MP]", "[-MT target_file]", "[-MQ target_file]",
"[-o out_file]", "[-P include_file]", "[-p pad_value]", "[-Q precision]", "[-r depth]",
"[-s features:state_file]", "[-W warning]", "[-X max_errors]", "<file>",
@@ -215,7 +216,6 @@ static void verboseOutputConfig(int argc, char *argv[]) {
if (options.generatePhonyDeps) {
fputs("\tGenerate phony dependencies\n", stderr);
}
// [-MG] [-MC]
}
fputs("Ready.\n", stderr);
@@ -303,6 +303,24 @@ int main(int argc, char *argv[]) {
switch (ch) {
char *endptr;
case 'B': {
if (!strcasecmp(musl_optarg, "collapse")) {
warnings.traceDepth = TRACE_COLLAPSE;
break;
}
warnings.traceDepth = strtoul(musl_optarg, &endptr, 0);
if (musl_optarg[0] == '\0' || *endptr != '\0') {
fatal("Invalid argument for option 'B'");
}
if (warnings.traceDepth >= UINT64_MAX) {
fatal("Argument for option 'B' is too large");
}
break;
}
case 'b':
if (strlen(musl_optarg) == 2) {
opt_B(musl_optarg);