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git/builtin/verify-commit.c
Alex Henrie 9c9b4f2f8b standardize usage info string format
This patch puts the usage info strings that were not already in docopt-
like format into docopt-like format, which will be a litle easier for
end users and a lot easier for translators. Changes include:

- Placing angle brackets around fill-in-the-blank parameters
- Putting dashes in multiword parameter names
- Adding spaces to [-f|--foobar] to make [-f | --foobar]
- Replacing <foobar>* with [<foobar>...]

Signed-off-by: Alex Henrie <alexhenrie24@gmail.com>
Reviewed-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-01-14 09:32:04 -08:00

94 lines
2.3 KiB
C

/*
* Builtin "git commit-commit"
*
* Copyright (c) 2014 Michael J Gruber <git@drmicha.warpmail.net>
*
* Based on git-verify-tag
*/
#include "cache.h"
#include "builtin.h"
#include "commit.h"
#include "run-command.h"
#include <signal.h>
#include "parse-options.h"
#include "gpg-interface.h"
static const char * const verify_commit_usage[] = {
N_("git verify-commit [-v | --verbose] <commit>..."),
NULL
};
static int run_gpg_verify(const unsigned char *sha1, const char *buf, unsigned long size, int verbose)
{
struct signature_check signature_check;
memset(&signature_check, 0, sizeof(signature_check));
check_commit_signature(lookup_commit(sha1), &signature_check);
if (verbose && signature_check.payload)
fputs(signature_check.payload, stdout);
if (signature_check.gpg_output)
fputs(signature_check.gpg_output, stderr);
signature_check_clear(&signature_check);
return signature_check.result != 'G';
}
static int verify_commit(const char *name, int verbose)
{
enum object_type type;
unsigned char sha1[20];
char *buf;
unsigned long size;
int ret;
if (get_sha1(name, sha1))
return error("commit '%s' not found.", name);
buf = read_sha1_file(sha1, &type, &size);
if (!buf)
return error("%s: unable to read file.", name);
if (type != OBJ_COMMIT)
return error("%s: cannot verify a non-commit object of type %s.",
name, typename(type));
ret = run_gpg_verify(sha1, buf, size, verbose);
free(buf);
return ret;
}
static int git_verify_commit_config(const char *var, const char *value, void *cb)
{
int status = git_gpg_config(var, value, cb);
if (status)
return status;
return git_default_config(var, value, cb);
}
int cmd_verify_commit(int argc, const char **argv, const char *prefix)
{
int i = 1, verbose = 0, had_error = 0;
const struct option verify_commit_options[] = {
OPT__VERBOSE(&verbose, N_("print commit contents")),
OPT_END()
};
git_config(git_verify_commit_config, NULL);
argc = parse_options(argc, argv, prefix, verify_commit_options,
verify_commit_usage, PARSE_OPT_KEEP_ARGV0);
if (argc <= i)
usage_with_options(verify_commit_usage, verify_commit_options);
/* sometimes the program was terminated because this signal
* was received in the process of writing the gpg input: */
signal(SIGPIPE, SIG_IGN);
while (i < argc)
if (verify_commit(argv[i++], verbose))
had_error = 1;
return had_error;
}