upstream-archive/llama.cpp
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app : improve help output (#23805)

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Signed-off-by: Adrien Gallouët <angt@huggingface.co>
This commit is contained in:
Adrien Gallouët
2026-05-28 16:45:06 +02:00
committed by GitHub
parent 0b56d283bf
commit 479a9a1b03
1 changed files with 13 additions and 7 deletions
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20
app/llama.cpp
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@@ -17,6 +17,8 @@ int llama_fit_params(int argc, char ** argv);
int llama_quantize(int argc, char ** argv);
int llama_perplexity(int argc, char ** argv);
static const char * progname;
static int help(int argc, char ** argv);
static int version(int argc, char ** argv);
@@ -37,8 +39,8 @@ static const command cmds[] = {
{"fit-params", "Compute parameters to fit a model in device memory", {}, true, llama_fit_params },
{"quantize", "Quantize a model", {}, true, llama_quantize },
{"perplexity", "Compute model perplexity and KL divergence", {}, true, llama_perplexity },
{"version", "Show version", {}, true, version },
{"help", "Show available commands", {}, true, help },
{"version", "Show version", {}, false, version },
{"help", "Show available commands", {}, false, help },
};
static int version(int argc, char ** argv) {
@@ -49,14 +51,19 @@ static int version(int argc, char ** argv) {
static int help(int argc, char ** argv) {
const bool show_all = argc >= 2 && std::string(argv[1]) == "all";
printf("Usage: llama <command> [options]\n\nAvailable commands:\n");
printf("Usage: %s <command> [options]\n\nAvailable commands:\n", progname);
for (const auto & cmd : cmds) {
if (show_all || !cmd.hidden) {
printf(" %-15s %s\n", cmd.name, cmd.desc);
}
}
printf("\nRun 'llama <command> --help' for command-specific usage.\n");
printf("\n");
if (!show_all) {
printf("Run '%s help all' to show additional commands.\n", progname);
}
printf("Run '%s <command> --help' for command-specific usage.\n", progname);
return 0;
}
@@ -74,13 +81,12 @@ static bool matches(const std::string & arg, const command & cmd) {
}
int main(int argc, char ** argv) {
progname = argv[0];
const std::string arg = argc >= 2 ? argv[1] : "help";
for (const auto & cmd : cmds) {
if (matches(arg, cmd)) {
// router spawns children through this same binary, it needs the
// subcommand to relaunch as 'llama serve' and not bare options
// keep cmd.name so the router's child processes re-invoke correctly
#ifdef _WIN32
_putenv_s("LLAMA_APP_CMD", cmd.name);
#else