root/builtin/verify-pack.c

DEFINITIONS

1. verify_one_pack
2. cmd_verify_pack

#include "builtin.h"
#include "cache.h"
#include "run-command.h"
#include "parse-options.h"

#define VERIFY_PACK_VERBOSE 01
#define VERIFY_PACK_STAT_ONLY 02

static int verify_one_pack(const char *path, unsigned int flags)
{
        struct child_process index_pack = CHILD_PROCESS_INIT;
        const char *argv[] = {"index-pack", NULL, NULL, NULL };
        struct strbuf arg = STRBUF_INIT;
        int verbose = flags & VERIFY_PACK_VERBOSE;
        int stat_only = flags & VERIFY_PACK_STAT_ONLY;
        int err;

        if (stat_only)
                argv[1] = "--verify-stat-only";
        else if (verbose)
                argv[1] = "--verify-stat";
        else
                argv[1] = "--verify";

        /*
         * In addition to "foo.pack" we accept "foo.idx" and "foo";
         * normalize these forms to "foo.pack" for "index-pack --verify".
         */
        strbuf_addstr(&arg, path);
        if (strbuf_strip_suffix(&arg, ".idx") ||
            !ends_with(arg.buf, ".pack"))
                strbuf_addstr(&arg, ".pack");
        argv[2] = arg.buf;

        index_pack.argv = argv;
        index_pack.git_cmd = 1;

        err = run_command(&index_pack);

        if (verbose || stat_only) {
                if (err)
                        printf("%s: bad\n", arg.buf);
                else {
                        if (!stat_only)
                                printf("%s: ok\n", arg.buf);
                }
        }
        strbuf_release(&arg);

        return err;
}

static const char * const verify_pack_usage[] = {
        N_("git verify-pack [-v | --verbose] [-s | --stat-only] <pack>..."),
        NULL
};

int cmd_verify_pack(int argc, const char **argv, const char *prefix)
{
        int err = 0;
        unsigned int flags = 0;
        int i;
        const struct option verify_pack_options[] = {
                OPT_BIT('v', "verbose", &flags, N_("verbose"),
                        VERIFY_PACK_VERBOSE),
                OPT_BIT('s', "stat-only", &flags, N_("show statistics only"),
                        VERIFY_PACK_STAT_ONLY),
                OPT_END()
        };

        git_config(git_default_config, NULL);
        argc = parse_options(argc, argv, prefix, verify_pack_options,
                             verify_pack_usage, 0);
        if (argc < 1)
                usage_with_options(verify_pack_usage, verify_pack_options);
        for (i = 0; i < argc; i++) {
                if (verify_one_pack(argv[i], flags))
                        err = 1;
        }

        return err;
}