Andrew's git - gitweb.git/blob

   1#include "cache.h"
   2#include <regex.h>
   3
   4static const char git_config_set_usage[] =
   5"git-repo-config [ --bool | --int ] [--get | --get-all | --get-regexp | --replace-all | --unset | --unset-all] name [value [value_regex]] | --list";
   6
   7static char* key = NULL;
   8static regex_t* key_regexp = NULL;
   9static regex_t* regexp = NULL;
  10static int show_keys = 0;
  11static int use_key_regexp = 0;
  12static int do_all = 0;
  13static int do_not_match = 0;
  14static int seen = 0;
  15static enum { T_RAW, T_INT, T_BOOL } type = T_RAW;
  16
  17static int show_all_config(const char *key_, const char *value_)
  18{
  19        if (value_)
  20                printf("%s=%s\n", key_, value_);
  21        else
  22                printf("%s\n", key_);
  23        return 0;
  24}
  25
  26static int show_config(const char* key_, const char* value_)
  27{
  28        char value[256];
  29        const char *vptr = value;
  30        int dup_error = 0;
  31
  32        if (value_ == NULL)
  33                value_ = "";
  34
  35        if (!use_key_regexp && strcmp(key_, key))
  36                return 0;
  37        if (use_key_regexp && regexec(key_regexp, key_, 0, NULL, 0))
  38                return 0;
  39        if (regexp != NULL &&
  40                         (do_not_match ^
  41                          regexec(regexp, value_, 0, NULL, 0)))
  42                return 0;
  43
  44        if (show_keys)
  45                printf("%s ", key_);
  46        if (seen && !do_all)
  47                dup_error = 1;
  48        if (type == T_INT)
  49                sprintf(value, "%d", git_config_int(key_, value_));
  50        else if (type == T_BOOL)
  51                vptr = git_config_bool(key_, value_) ? "true" : "false";
  52        else
  53                vptr = value_;
  54        seen++;
  55        if (dup_error) {
  56                error("More than one value for the key %s: %s",
  57                                key_, vptr);
  58        }
  59        else
  60                printf("%s\n", vptr);
  61
  62        return 0;
  63}
  64
  65static int get_value(const char* key_, const char* regex_)
  66{
  67        int ret = -1;
  68        char *tl;
  69        char *global = NULL, *repo_config = NULL;
  70        const char *local;
  71
  72        local = getenv("GIT_CONFIG");
  73        if (!local) {
  74                const char *home = getenv("HOME");
  75                local = getenv("GIT_CONFIG_LOCAL");
  76                if (!local)
  77                        local = repo_config = strdup(git_path("config"));
  78                if (home)
  79                        global = strdup(mkpath("%s/.gitconfig", home));
  80        }
  81
  82        key = strdup(key_);
  83        for (tl=key+strlen(key)-1; tl >= key && *tl != '.'; --tl)
  84                *tl = tolower(*tl);
  85        for (tl=key; *tl && *tl != '.'; ++tl)
  86                *tl = tolower(*tl);
  87
  88        if (use_key_regexp) {
  89                key_regexp = (regex_t*)malloc(sizeof(regex_t));
  90                if (regcomp(key_regexp, key, REG_EXTENDED)) {
  91                        fprintf(stderr, "Invalid key pattern: %s\n", key_);
  92                        goto free_strings;
  93                }
  94        }
  95
  96        if (regex_) {
  97                if (regex_[0] == '!') {
  98                        do_not_match = 1;
  99                        regex_++;
 100                }
 101
 102                regexp = (regex_t*)malloc(sizeof(regex_t));
 103                if (regcomp(regexp, regex_, REG_EXTENDED)) {
 104                        fprintf(stderr, "Invalid pattern: %s\n", regex_);
 105                        goto free_strings;
 106                }
 107        }
 108
 109        if (do_all && global)
 110                git_config_from_file(show_config, global);
 111        git_config_from_file(show_config, local);
 112        if (!do_all && !seen && global)
 113                git_config_from_file(show_config, global);
 114
 115        free(key);
 116        if (regexp) {
 117                regfree(regexp);
 118                free(regexp);
 119        }
 120
 121        if (do_all)
 122                ret = !seen;
 123        else
 124                ret =  (seen == 1) ? 0 : 1;
 125
 126free_strings:
 127        if (repo_config)
 128                free(repo_config);
 129        if (global)
 130                free(global);
 131        return ret;
 132}
 133
 134int main(int argc, const char **argv)
 135{
 136        int nongit = 0;
 137        setup_git_directory_gently(&nongit);
 138
 139        while (1 < argc) {
 140                if (!strcmp(argv[1], "--int"))
 141                        type = T_INT;
 142                else if (!strcmp(argv[1], "--bool"))
 143                        type = T_BOOL;
 144                else if (!strcmp(argv[1], "--list") || !strcmp(argv[1], "-l"))
 145                        return git_config(show_all_config);
 146                else
 147                        break;
 148                argc--;
 149                argv++;
 150        }
 151
 152        switch (argc) {
 153        case 2:
 154                return get_value(argv[1], NULL);
 155        case 3:
 156                if (!strcmp(argv[1], "--unset"))
 157                        return git_config_set(argv[2], NULL);
 158                else if (!strcmp(argv[1], "--unset-all"))
 159                        return git_config_set_multivar(argv[2], NULL, NULL, 1);
 160                else if (!strcmp(argv[1], "--get"))
 161                        return get_value(argv[2], NULL);
 162                else if (!strcmp(argv[1], "--get-all")) {
 163                        do_all = 1;
 164                        return get_value(argv[2], NULL);
 165                } else if (!strcmp(argv[1], "--get-regexp")) {
 166                        show_keys = 1;
 167                        use_key_regexp = 1;
 168                        do_all = 1;
 169                        return get_value(argv[2], NULL);
 170                } else
 171
 172                        return git_config_set(argv[1], argv[2]);
 173        case 4:
 174                if (!strcmp(argv[1], "--unset"))
 175                        return git_config_set_multivar(argv[2], NULL, argv[3], 0);
 176                else if (!strcmp(argv[1], "--unset-all"))
 177                        return git_config_set_multivar(argv[2], NULL, argv[3], 1);
 178                else if (!strcmp(argv[1], "--get"))
 179                        return get_value(argv[2], argv[3]);
 180                else if (!strcmp(argv[1], "--get-all")) {
 181                        do_all = 1;
 182                        return get_value(argv[2], argv[3]);
 183                } else if (!strcmp(argv[1], "--get-regexp")) {
 184                        show_keys = 1;
 185                        use_key_regexp = 1;
 186                        do_all = 1;
 187                        return get_value(argv[2], argv[3]);
 188                } else if (!strcmp(argv[1], "--replace-all"))
 189
 190                        return git_config_set_multivar(argv[2], argv[3], NULL, 1);
 191                else
 192
 193                        return git_config_set_multivar(argv[1], argv[2], argv[3], 0);
 194        case 5:
 195                if (!strcmp(argv[1], "--replace-all"))
 196                        return git_config_set_multivar(argv[2], argv[3], argv[4], 1);
 197        case 1:
 198        default:
 199                usage(git_config_set_usage);
 200        }
 201        return 0;
 202}