repo-config.con commit git-svn: bugfix and optimize the 'log' command (c0d4822)
   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        char *tl;
  68
  69        key = strdup(key_);
  70        for (tl=key+strlen(key)-1; tl >= key && *tl != '.'; --tl)
  71                *tl = tolower(*tl);
  72        for (tl=key; *tl && *tl != '.'; ++tl)
  73                *tl = tolower(*tl);
  74
  75        if (use_key_regexp) {
  76                key_regexp = (regex_t*)malloc(sizeof(regex_t));
  77                if (regcomp(key_regexp, key, REG_EXTENDED)) {
  78                        fprintf(stderr, "Invalid key pattern: %s\n", key_);
  79                        return -1;
  80                }
  81        }
  82
  83        if (regex_) {
  84                if (regex_[0] == '!') {
  85                        do_not_match = 1;
  86                        regex_++;
  87                }
  88
  89                regexp = (regex_t*)malloc(sizeof(regex_t));
  90                if (regcomp(regexp, regex_, REG_EXTENDED)) {
  91                        fprintf(stderr, "Invalid pattern: %s\n", regex_);
  92                        return -1;
  93                }
  94        }
  95
  96        git_config(show_config);
  97        free(key);
  98        if (regexp) {
  99                regfree(regexp);
 100                free(regexp);
 101        }
 102
 103        if (do_all)
 104                return !seen;
 105
 106        return (seen == 1) ? 0 : 1;
 107}
 108
 109int main(int argc, const char **argv)
 110{
 111        int nongit = 0;
 112        setup_git_directory_gently(&nongit);
 113
 114        while (1 < argc) {
 115                if (!strcmp(argv[1], "--int"))
 116                        type = T_INT;
 117                else if (!strcmp(argv[1], "--bool"))
 118                        type = T_BOOL;
 119                else if (!strcmp(argv[1], "--list") || !strcmp(argv[1], "-l"))
 120                        return git_config(show_all_config);
 121                else
 122                        break;
 123                argc--;
 124                argv++;
 125        }
 126
 127        switch (argc) {
 128        case 2:
 129                return get_value(argv[1], NULL);
 130        case 3:
 131                if (!strcmp(argv[1], "--unset"))
 132                        return git_config_set(argv[2], NULL);
 133                else if (!strcmp(argv[1], "--unset-all"))
 134                        return git_config_set_multivar(argv[2], NULL, NULL, 1);
 135                else if (!strcmp(argv[1], "--get"))
 136                        return get_value(argv[2], NULL);
 137                else if (!strcmp(argv[1], "--get-all")) {
 138                        do_all = 1;
 139                        return get_value(argv[2], NULL);
 140                } else if (!strcmp(argv[1], "--get-regexp")) {
 141                        show_keys = 1;
 142                        use_key_regexp = 1;
 143                        do_all = 1;
 144                        return get_value(argv[2], NULL);
 145                } else
 146
 147                        return git_config_set(argv[1], argv[2]);
 148        case 4:
 149                if (!strcmp(argv[1], "--unset"))
 150                        return git_config_set_multivar(argv[2], NULL, argv[3], 0);
 151                else if (!strcmp(argv[1], "--unset-all"))
 152                        return git_config_set_multivar(argv[2], NULL, argv[3], 1);
 153                else if (!strcmp(argv[1], "--get"))
 154                        return get_value(argv[2], argv[3]);
 155                else if (!strcmp(argv[1], "--get-all")) {
 156                        do_all = 1;
 157                        return get_value(argv[2], argv[3]);
 158                } else if (!strcmp(argv[1], "--get-regexp")) {
 159                        show_keys = 1;
 160                        use_key_regexp = 1;
 161                        do_all = 1;
 162                        return get_value(argv[2], argv[3]);
 163                } else if (!strcmp(argv[1], "--replace-all"))
 164
 165                        return git_config_set_multivar(argv[2], argv[3], NULL, 1);
 166                else
 167
 168                        return git_config_set_multivar(argv[1], argv[2], argv[3], 0);
 169        case 5:
 170                if (!strcmp(argv[1], "--replace-all"))
 171                        return git_config_set_multivar(argv[2], argv[3], argv[4], 1);
 172        case 1:
 173        default:
 174                usage(git_config_set_usage);
 175        }
 176        return 0;
 177}