2 * Builtin "git interpret-trailers"
4 * Copyright (c) 2013, 2014 Christian Couder <chriscool@tuxfamily.org>
10 #include "parse-options.h"
11 #include "string-list.h"
15 static const char * const git_interpret_trailers_usage
[] = {
16 N_("git interpret-trailers [--in-place] [--trim-empty] [(--trailer <token>[(=|:)<value>])...] [<file>...]"),
20 static enum trailer_where where
;
21 static enum trailer_if_exists if_exists
;
22 static enum trailer_if_missing if_missing
;
24 static int option_parse_where(const struct option
*opt
,
25 const char *arg
, int unset
)
27 return trailer_set_where(&where
, arg
);
30 static int option_parse_if_exists(const struct option
*opt
,
31 const char *arg
, int unset
)
33 return trailer_set_if_exists(&if_exists
, arg
);
36 static int option_parse_if_missing(const struct option
*opt
,
37 const char *arg
, int unset
)
39 return trailer_set_if_missing(&if_missing
, arg
);
42 static void new_trailers_clear(struct list_head
*trailers
)
44 struct list_head
*pos
, *tmp
;
45 struct new_trailer_item
*item
;
47 list_for_each_safe(pos
, tmp
, trailers
) {
48 item
= list_entry(pos
, struct new_trailer_item
, list
);
54 static int option_parse_trailer(const struct option
*opt
,
55 const char *arg
, int unset
)
57 struct list_head
*trailers
= opt
->value
;
58 struct new_trailer_item
*item
;
61 new_trailers_clear(trailers
);
68 item
= xmalloc(sizeof(*item
));
71 item
->if_exists
= if_exists
;
72 item
->if_missing
= if_missing
;
73 list_add_tail(&item
->list
, trailers
);
77 static int parse_opt_parse(const struct option
*opt
, const char *arg
,
80 struct process_trailer_options
*v
= opt
->value
;
84 BUG_ON_OPT_NEG(unset
);
89 int cmd_interpret_trailers(int argc
, const char **argv
, const char *prefix
)
91 struct process_trailer_options opts
= PROCESS_TRAILER_OPTIONS_INIT
;
94 struct option options
[] = {
95 OPT_BOOL(0, "in-place", &opts
.in_place
, N_("edit files in place")),
96 OPT_BOOL(0, "trim-empty", &opts
.trim_empty
, N_("trim empty trailers")),
98 OPT_CALLBACK(0, "where", NULL
, N_("action"),
99 N_("where to place the new trailer"), option_parse_where
),
100 OPT_CALLBACK(0, "if-exists", NULL
, N_("action"),
101 N_("action if trailer already exists"), option_parse_if_exists
),
102 OPT_CALLBACK(0, "if-missing", NULL
, N_("action"),
103 N_("action if trailer is missing"), option_parse_if_missing
),
105 OPT_BOOL(0, "only-trailers", &opts
.only_trailers
, N_("output only the trailers")),
106 OPT_BOOL(0, "only-input", &opts
.only_input
, N_("do not apply config rules")),
107 OPT_BOOL(0, "unfold", &opts
.unfold
, N_("join whitespace-continued values")),
108 OPT_CALLBACK_F(0, "parse", &opts
, NULL
, N_("set parsing options"),
109 PARSE_OPT_NOARG
| PARSE_OPT_NONEG
, parse_opt_parse
),
110 OPT_BOOL(0, "no-divider", &opts
.no_divider
, N_("do not treat --- specially")),
111 OPT_CALLBACK(0, "trailer", &trailers
, N_("trailer"),
112 N_("trailer(s) to add"), option_parse_trailer
),
116 git_config(git_default_config
, NULL
);
118 argc
= parse_options(argc
, argv
, prefix
, options
,
119 git_interpret_trailers_usage
, 0);
121 if (opts
.only_input
&& !list_empty(&trailers
))
123 _("--trailer with --only-input does not make sense"),
124 git_interpret_trailers_usage
,
129 for (i
= 0; i
< argc
; i
++)
130 process_trailers(argv
[i
], &opts
, &trailers
);
133 die(_("no input file given for in-place editing"));
134 process_trailers(NULL
, &opts
, &trailers
);
137 new_trailers_clear(&trailers
);