Andrew's git - gitweb.git/blob - builtin/mailinfo.c

   1/*
   2 * Another stupid program, this one parsing the headers of an
   3 * email to figure out authorship and subject
   4 */
   5#include "cache.h"
   6#include "builtin.h"
   7#include "utf8.h"
   8#include "strbuf.h"
   9#include "mailinfo.h"
  10
  11static const char mailinfo_usage[] =
  12        "git mailinfo [-k | -b] [-m | --message-id] [-u | --encoding=<encoding> | -n] [--scissors | --no-scissors] <msg> <patch> < mail >info";
  13
  14int cmd_mailinfo(int argc, const char **argv, const char *prefix)
  15{
  16        const char *def_charset;
  17        struct mailinfo mi;
  18        int status;
  19        char *msgfile, *patchfile;
  20
  21        setup_mailinfo(&mi);
  22
  23        def_charset = get_commit_output_encoding();
  24        mi.metainfo_charset = def_charset;
  25
  26        while (1 < argc && argv[1][0] == '-') {
  27                if (!strcmp(argv[1], "-k"))
  28                        mi.keep_subject = 1;
  29                else if (!strcmp(argv[1], "-b"))
  30                        mi.keep_non_patch_brackets_in_subject = 1;
  31                else if (!strcmp(argv[1], "-m") || !strcmp(argv[1], "--message-id"))
  32                        mi.add_message_id = 1;
  33                else if (!strcmp(argv[1], "-u"))
  34                        mi.metainfo_charset = def_charset;
  35                else if (!strcmp(argv[1], "-n"))
  36                        mi.metainfo_charset = NULL;
  37                else if (starts_with(argv[1], "--encoding="))
  38                        mi.metainfo_charset = argv[1] + 11;
  39                else if (!strcmp(argv[1], "--scissors"))
  40                        mi.use_scissors = 1;
  41                else if (!strcmp(argv[1], "--no-scissors"))
  42                        mi.use_scissors = 0;
  43                else if (!strcmp(argv[1], "--no-inbody-headers"))
  44                        mi.use_inbody_headers = 0;
  45                else
  46                        usage(mailinfo_usage);
  47                argc--; argv++;
  48        }
  49
  50        if (argc != 3)
  51                usage(mailinfo_usage);
  52
  53        mi.input = stdin;
  54        mi.output = stdout;
  55
  56        msgfile = prefix_filename(prefix, argv[1]);
  57        patchfile = prefix_filename(prefix, argv[2]);
  58
  59        status = !!mailinfo(&mi, msgfile, patchfile);
  60        clear_mailinfo(&mi);
  61
  62        free(msgfile);
  63        free(patchfile);
  64        return status;
  65}