Andrew's git - gitweb.git/blob

   1#include "cache.h"
   2#include "string-list.h"
   3#include "mailmap.h"
   4
   5const char *git_mailmap_file;
   6static int read_single_mailmap(struct string_list *map, const char *filename, char **repo_abbrev)
   7{
   8        char buffer[1024];
   9        FILE *f = (filename == NULL ? NULL : fopen(filename, "r"));
  10
  11        if (f == NULL)
  12                return 1;
  13        while (fgets(buffer, sizeof(buffer), f) != NULL) {
  14                char *end_of_name, *left_bracket, *right_bracket;
  15                char *name, *email;
  16                int i;
  17                if (buffer[0] == '#') {
  18                        static const char abbrev[] = "# repo-abbrev:";
  19                        int abblen = sizeof(abbrev) - 1;
  20                        int len = strlen(buffer);
  21
  22                        if (!repo_abbrev)
  23                                continue;
  24
  25                        if (len && buffer[len - 1] == '\n')
  26                                buffer[--len] = 0;
  27                        if (!strncmp(buffer, abbrev, abblen)) {
  28                                char *cp;
  29
  30                                if (repo_abbrev)
  31                                        free(*repo_abbrev);
  32                                *repo_abbrev = xmalloc(len);
  33
  34                                for (cp = buffer + abblen; isspace(*cp); cp++)
  35                                        ; /* nothing */
  36                                strcpy(*repo_abbrev, cp);
  37                        }
  38                        continue;
  39                }
  40                if ((left_bracket = strchr(buffer, '<')) == NULL)
  41                        continue;
  42                if ((right_bracket = strchr(left_bracket + 1, '>')) == NULL)
  43                        continue;
  44                if (right_bracket == left_bracket + 1)
  45                        continue;
  46                for (end_of_name = left_bracket;
  47                     end_of_name != buffer && isspace(end_of_name[-1]);
  48                     end_of_name--)
  49                        ; /* keep on looking */
  50                if (end_of_name == buffer)
  51                        continue;
  52                name = xmalloc(end_of_name - buffer + 1);
  53                strlcpy(name, buffer, end_of_name - buffer + 1);
  54                email = xmalloc(right_bracket - left_bracket);
  55                for (i = 0; i < right_bracket - left_bracket - 1; i++)
  56                        email[i] = tolower(left_bracket[i + 1]);
  57                email[right_bracket - left_bracket - 1] = '\0';
  58                string_list_insert(email, map)->util = name;
  59        }
  60        fclose(f);
  61        return 0;
  62}
  63
  64int read_mailmap(struct string_list *map, char **repo_abbrev)
  65{
  66        /* each failure returns 1, so >1 means both calls failed */
  67        return read_single_mailmap(map, ".mailmap", repo_abbrev) +
  68               read_single_mailmap(map, git_mailmap_file, repo_abbrev) > 1;
  69}
  70
  71int map_email(struct string_list *map, const char *email, char *name, int maxlen)
  72{
  73        char *p;
  74        struct string_list_item *item;
  75        char buf[1024], *mailbuf;
  76        int i;
  77
  78        /* autocomplete common developers */
  79        p = strchr(email, '>');
  80        if (!p)
  81                return 0;
  82        if (p - email + 1 < sizeof(buf))
  83                mailbuf = buf;
  84        else
  85                mailbuf = xmalloc(p - email + 1);
  86
  87        /* downcase the email address */
  88        for (i = 0; i < p - email; i++)
  89                mailbuf[i] = tolower(email[i]);
  90        mailbuf[i] = 0;
  91        item = string_list_lookup(mailbuf, map);
  92        if (mailbuf != buf)
  93                free(mailbuf);
  94        if (item != NULL) {
  95                const char *realname = (const char *)item->util;
  96                strlcpy(name, realname, maxlen);
  97                return 1;
  98        }
  99        return 0;
 100}