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fox32: Add --help option

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It's easier to type --help than to remember the options or look at the
source code.
This commit is contained in:
jn 2023-01-20 15:09:16 +01:00
parent 6fb4fd884f
commit 43bc7e661e
1 changed files with 11 additions and 1 deletions
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12
src/main.c
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@ -57,7 +57,17 @@ int main(int argc, char *argv[]) {
size_t disk_id = 0; size_t disk_id = 0;
for (int i = 1; i < argc; i++) { for (int i = 1; i < argc; i++) {
if (strcmp(argv[i], "--disk") == 0) { if (strcmp(argv[i], "--help") == 0) {
fprintf(stderr,
"Usage: %s [OPTIONS]\n\n"
"Options:\n"
" --help Print this message\n"
" --disk DISK Specify a disk image to use\n"
" --rom ROM Specify a ROM image to use\n"
" --debug Enable debug output\n"
, argv[0]);
return 0;
} else if (strcmp(argv[i], "--disk") == 0) {
if (i + 1 < argc) { if (i + 1 < argc) {
new_disk(argv[i + 1], disk_id++); new_disk(argv[i + 1], disk_id++);
i++; i++;