root/test-submodule-config.c

DEFINITIONS

1. die_usage
2. git_test_config
3. main

#include "cache.h"
#include "submodule-config.h"
#include "submodule.h"

static void die_usage(int argc, char **argv, const char *msg)
{
        fprintf(stderr, "%s\n", msg);
        fprintf(stderr, "Usage: %s [<commit> <submodulepath>] ...\n", argv[0]);
        exit(1);
}

static int git_test_config(const char *var, const char *value, void *cb)
{
        return parse_submodule_config_option(var, value);
}

int main(int argc, char **argv)
{
        char **arg = argv;
        int my_argc = argc;
        int output_url = 0;
        int lookup_name = 0;

        arg++;
        my_argc--;
        while (starts_with(arg[0], "--")) {
                if (!strcmp(arg[0], "--url"))
                        output_url = 1;
                if (!strcmp(arg[0], "--name"))
                        lookup_name = 1;
                arg++;
                my_argc--;
        }

        if (my_argc % 2 != 0)
                die_usage(argc, argv, "Wrong number of arguments.");

        setup_git_directory();
        gitmodules_config();
        git_config(git_test_config, NULL);

        while (*arg) {
                unsigned char commit_sha1[20];
                const struct submodule *submodule;
                const char *commit;
                const char *path_or_name;

                commit = arg[0];
                path_or_name = arg[1];

                if (commit[0] == '\0')
                        hashcpy(commit_sha1, null_sha1);
                else if (get_sha1(commit, commit_sha1) < 0)
                        die_usage(argc, argv, "Commit not found.");

                if (lookup_name) {
                        submodule = submodule_from_name(commit_sha1, path_or_name);
                } else
                        submodule = submodule_from_path(commit_sha1, path_or_name);
                if (!submodule)
                        die_usage(argc, argv, "Submodule not found.");

                if (output_url)
                        printf("Submodule url: '%s' for path '%s'\n",
                                        submodule->url, submodule->path);
                else
                        printf("Submodule name: '%s' for path '%s'\n",
                                        submodule->name, submodule->path);

                arg += 2;
        }

        submodule_free();

        return 0;
}