checkasm: print usage on invalid arguments

This checks that arguments are handled. If not, then this prints a
short usage notice and returns an error.
This commit is contained in:
Rémi Denis-Courmont 2023-07-14 21:43:01 +03:00
parent 97c3c9974c
commit d8ea5f50e2

View File

@ -715,6 +715,14 @@ static void bench_uninit(void)
#endif
}
static int usage(const char *path)
{
fprintf(stderr,
"Usage: %s [--bench] [--test=<pattern>] [--verbose] [seed]\n",
path);
return 1;
}
int main(int argc, char *argv[])
{
unsigned int seed = av_get_random_seed();
@ -730,25 +738,29 @@ int main(int argc, char *argv[])
return 0;
}
while (argc > 1) {
if (!strncmp(argv[1], "--bench", 7)) {
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
unsigned long l;
char *end;
if (!strncmp(arg, "--bench", 7)) {
if (bench_init() < 0)
return 1;
if (argv[1][7] == '=') {
state.bench_pattern = argv[1] + 8;
if (arg[7] == '=') {
state.bench_pattern = arg + 8;
state.bench_pattern_len = strlen(state.bench_pattern);
} else
state.bench_pattern = "";
} else if (!strncmp(argv[1], "--test=", 7)) {
state.test_name = argv[1] + 7;
} else if (!strcmp(argv[1], "--verbose") || !strcmp(argv[1], "-v")) {
} else if (!strncmp(arg, "--test=", 7)) {
state.test_name = arg + 7;
} else if (!strcmp(arg, "--verbose") || !strcmp(arg, "-v")) {
state.verbose = 1;
} else if ((l = strtoul(arg, &end, 10)) <= UINT_MAX &&
*end == '\0') {
seed = l;
} else {
seed = strtoul(argv[1], NULL, 10);
return usage(argv[0]);
}
argc--;
argv++;
}
fprintf(stderr, "checkasm: using random seed %u\n", seed);