1b593e1ea4
git-subtree-dir: third_party/git git-subtree-split: cb715685942260375e1eb8153b0768a376e4ece7
140 lines
3.7 KiB
C
140 lines
3.7 KiB
C
/*
|
|
* Builtin "git interpret-trailers"
|
|
*
|
|
* Copyright (c) 2013, 2014 Christian Couder <chriscool@tuxfamily.org>
|
|
*
|
|
*/
|
|
|
|
#include "cache.h"
|
|
#include "builtin.h"
|
|
#include "parse-options.h"
|
|
#include "string-list.h"
|
|
#include "trailer.h"
|
|
#include "config.h"
|
|
|
|
static const char * const git_interpret_trailers_usage[] = {
|
|
N_("git interpret-trailers [--in-place] [--trim-empty] [(--trailer <token>[(=|:)<value>])...] [<file>...]"),
|
|
NULL
|
|
};
|
|
|
|
static enum trailer_where where;
|
|
static enum trailer_if_exists if_exists;
|
|
static enum trailer_if_missing if_missing;
|
|
|
|
static int option_parse_where(const struct option *opt,
|
|
const char *arg, int unset)
|
|
{
|
|
return trailer_set_where(&where, arg);
|
|
}
|
|
|
|
static int option_parse_if_exists(const struct option *opt,
|
|
const char *arg, int unset)
|
|
{
|
|
return trailer_set_if_exists(&if_exists, arg);
|
|
}
|
|
|
|
static int option_parse_if_missing(const struct option *opt,
|
|
const char *arg, int unset)
|
|
{
|
|
return trailer_set_if_missing(&if_missing, arg);
|
|
}
|
|
|
|
static void new_trailers_clear(struct list_head *trailers)
|
|
{
|
|
struct list_head *pos, *tmp;
|
|
struct new_trailer_item *item;
|
|
|
|
list_for_each_safe(pos, tmp, trailers) {
|
|
item = list_entry(pos, struct new_trailer_item, list);
|
|
list_del(pos);
|
|
free(item);
|
|
}
|
|
}
|
|
|
|
static int option_parse_trailer(const struct option *opt,
|
|
const char *arg, int unset)
|
|
{
|
|
struct list_head *trailers = opt->value;
|
|
struct new_trailer_item *item;
|
|
|
|
if (unset) {
|
|
new_trailers_clear(trailers);
|
|
return 0;
|
|
}
|
|
|
|
if (!arg)
|
|
return -1;
|
|
|
|
item = xmalloc(sizeof(*item));
|
|
item->text = arg;
|
|
item->where = where;
|
|
item->if_exists = if_exists;
|
|
item->if_missing = if_missing;
|
|
list_add_tail(&item->list, trailers);
|
|
return 0;
|
|
}
|
|
|
|
static int parse_opt_parse(const struct option *opt, const char *arg,
|
|
int unset)
|
|
{
|
|
struct process_trailer_options *v = opt->value;
|
|
v->only_trailers = 1;
|
|
v->only_input = 1;
|
|
v->unfold = 1;
|
|
BUG_ON_OPT_NEG(unset);
|
|
BUG_ON_OPT_ARG(arg);
|
|
return 0;
|
|
}
|
|
|
|
int cmd_interpret_trailers(int argc, const char **argv, const char *prefix)
|
|
{
|
|
struct process_trailer_options opts = PROCESS_TRAILER_OPTIONS_INIT;
|
|
LIST_HEAD(trailers);
|
|
|
|
struct option options[] = {
|
|
OPT_BOOL(0, "in-place", &opts.in_place, N_("edit files in place")),
|
|
OPT_BOOL(0, "trim-empty", &opts.trim_empty, N_("trim empty trailers")),
|
|
|
|
OPT_CALLBACK(0, "where", NULL, N_("action"),
|
|
N_("where to place the new trailer"), option_parse_where),
|
|
OPT_CALLBACK(0, "if-exists", NULL, N_("action"),
|
|
N_("action if trailer already exists"), option_parse_if_exists),
|
|
OPT_CALLBACK(0, "if-missing", NULL, N_("action"),
|
|
N_("action if trailer is missing"), option_parse_if_missing),
|
|
|
|
OPT_BOOL(0, "only-trailers", &opts.only_trailers, N_("output only the trailers")),
|
|
OPT_BOOL(0, "only-input", &opts.only_input, N_("do not apply config rules")),
|
|
OPT_BOOL(0, "unfold", &opts.unfold, N_("join whitespace-continued values")),
|
|
{ OPTION_CALLBACK, 0, "parse", &opts, NULL, N_("set parsing options"),
|
|
PARSE_OPT_NOARG | PARSE_OPT_NONEG, parse_opt_parse },
|
|
OPT_BOOL(0, "no-divider", &opts.no_divider, N_("do not treat --- specially")),
|
|
OPT_CALLBACK(0, "trailer", &trailers, N_("trailer"),
|
|
N_("trailer(s) to add"), option_parse_trailer),
|
|
OPT_END()
|
|
};
|
|
|
|
git_config(git_default_config, NULL);
|
|
|
|
argc = parse_options(argc, argv, prefix, options,
|
|
git_interpret_trailers_usage, 0);
|
|
|
|
if (opts.only_input && !list_empty(&trailers))
|
|
usage_msg_opt(
|
|
_("--trailer with --only-input does not make sense"),
|
|
git_interpret_trailers_usage,
|
|
options);
|
|
|
|
if (argc) {
|
|
int i;
|
|
for (i = 0; i < argc; i++)
|
|
process_trailers(argv[i], &opts, &trailers);
|
|
} else {
|
|
if (opts.in_place)
|
|
die(_("no input file given for in-place editing"));
|
|
process_trailers(NULL, &opts, &trailers);
|
|
}
|
|
|
|
new_trailers_clear(&trailers);
|
|
|
|
return 0;
|
|
}
|