Merge branch 'sn/typo-grammo-phraso-fixes'
[git.git] / builtin / mailinfo.c
blob53b55dd71c0537b149860c4b9c0d505ea305fe57
1 /*
2 * Another stupid program, this one parsing the headers of an
3 * email to figure out authorship and subject
4 */
5 #include "builtin.h"
6 #include "abspath.h"
7 #include "environment.h"
8 #include "gettext.h"
9 #include "utf8.h"
10 #include "strbuf.h"
11 #include "mailinfo.h"
12 #include "parse-options.h"
14 static const char * const mailinfo_usage[] = {
15 /* TRANSLATORS: keep <> in "<" mail ">" info. */
16 N_("git mailinfo [<options>] <msg> <patch> < mail >info"),
17 NULL,
20 struct metainfo_charset
22 enum {
23 CHARSET_DEFAULT,
24 CHARSET_NO_REENCODE,
25 CHARSET_EXPLICIT,
26 } policy;
27 const char *charset;
30 static int parse_opt_explicit_encoding(const struct option *opt,
31 const char *arg, int unset)
33 struct metainfo_charset *meta_charset = opt->value;
35 BUG_ON_OPT_NEG(unset);
37 meta_charset->policy = CHARSET_EXPLICIT;
38 meta_charset->charset = arg;
40 return 0;
43 static int parse_opt_quoted_cr(const struct option *opt, const char *arg, int unset)
45 BUG_ON_OPT_NEG(unset);
47 if (mailinfo_parse_quoted_cr_action(arg, opt->value) != 0)
48 return error(_("bad action '%s' for '%s'"), arg, "--quoted-cr");
49 return 0;
52 int cmd_mailinfo(int argc, const char **argv, const char *prefix)
54 struct metainfo_charset meta_charset;
55 struct mailinfo mi;
56 int status;
57 char *msgfile, *patchfile;
59 struct option options[] = {
60 OPT_BOOL('k', NULL, &mi.keep_subject, N_("keep subject")),
61 OPT_BOOL('b', NULL, &mi.keep_non_patch_brackets_in_subject,
62 N_("keep non patch brackets in subject")),
63 OPT_BOOL('m', "message-id", &mi.add_message_id,
64 N_("copy Message-ID to the end of commit message")),
65 OPT_SET_INT_F('u', NULL, &meta_charset.policy,
66 N_("re-code metadata to i18n.commitEncoding"),
67 CHARSET_DEFAULT, PARSE_OPT_NONEG),
68 OPT_SET_INT_F('n', NULL, &meta_charset.policy,
69 N_("disable charset re-coding of metadata"),
70 CHARSET_NO_REENCODE, PARSE_OPT_NONEG),
71 OPT_CALLBACK_F(0, "encoding", &meta_charset, N_("encoding"),
72 N_("re-code metadata to this encoding"),
73 PARSE_OPT_NONEG, parse_opt_explicit_encoding),
74 OPT_BOOL(0, "scissors", &mi.use_scissors, N_("use scissors")),
75 OPT_CALLBACK_F(0, "quoted-cr", &mi.quoted_cr, N_("<action>"),
76 N_("action when quoted CR is found"),
77 PARSE_OPT_NONEG, parse_opt_quoted_cr),
78 OPT_HIDDEN_BOOL(0, "inbody-headers", &mi.use_inbody_headers,
79 N_("use headers in message's body")),
80 OPT_END()
83 setup_mailinfo(&mi);
84 meta_charset.policy = CHARSET_DEFAULT;
86 argc = parse_options(argc, argv, prefix, options, mailinfo_usage, 0);
88 if (argc != 2)
89 usage_with_options(mailinfo_usage, options);
91 switch (meta_charset.policy) {
92 case CHARSET_DEFAULT:
93 mi.metainfo_charset = get_commit_output_encoding();
94 break;
95 case CHARSET_NO_REENCODE:
96 mi.metainfo_charset = NULL;
97 break;
98 case CHARSET_EXPLICIT:
99 break;
100 default:
101 BUG("invalid meta_charset.policy");
104 mi.input = stdin;
105 mi.output = stdout;
107 msgfile = prefix_filename(prefix, argv[0]);
108 patchfile = prefix_filename(prefix, argv[1]);
110 status = !!mailinfo(&mi, msgfile, patchfile);
111 clear_mailinfo(&mi);
113 free(msgfile);
114 free(patchfile);
115 return status;