Repository format version check.

diff --git a/config.c b/config.c
index 5d237c862d4c7d0e3c62565849df7b87e4bf78a6..5cc853508ac3ccd29a7142a032eae9df196d79ea 100644 (file)
--- a/config.c
+++ b/config.c
@@ -143,7 +143,7 @@ static int get_base_var(char *name)
                        return -1;
                if (c == ']')
                        return baselen;
-               if (!isalnum(c))
+               if (!isalnum(c) && c != '.')
                        return -1;
                if (baselen > MAXNAME / 2)
                        return -1;
@@ -236,11 +236,6 @@ int git_default_config(const char *var, const char *value)
                return 0;
        }
 
-       if (!strcmp(var, "diff.renamelimit")) {
-               diff_rename_limit_default = git_config_int(var, value);
-               return 0;
-       }
-
        /* Add other config variables here.. */
        return 0;
 }
@@ -403,35 +398,37 @@ int git_config_set_multivar(const char* key, const char* value,
        int i;
        struct stat st;
        int fd;
-       char* config_file = strdup(git_path("config"));
+       char* config_filename = strdup(git_path("config"));
        char* lock_file = strdup(git_path("config.lock"));
-
-       store.multi_replace = multi_replace;
+       const char* last_dot = strrchr(key, '.');
 
        /*
         * Since "key" actually contains the section name and the real
         * key name separated by a dot, we have to know where the dot is.
         */
-       for (store.baselen = 0;
-                       key[store.baselen] != '.' && key[store.baselen];
-                       store.baselen++);
-       if (!key[store.baselen] || !key[store.baselen+1]) {
+
+       if (last_dot == NULL) { 
                fprintf(stderr, "key does not contain a section: %s\n", key);
                return 2;
        }
+       store.baselen = last_dot - key;
+
+       store.multi_replace = multi_replace;
 
        /*
         * Validate the key and while at it, lower case it for matching.
         */
        store.key = (char*)malloc(strlen(key)+1);
        for (i = 0; key[i]; i++)
-               if (i != store.baselen && (!isalnum(key[i]) ||
-                               (i == store.baselen+1 && !isalpha(key[i])))) {
+               if (i != store.baselen &&
+                               ((!isalnum(key[i]) && key[i] != '.') ||
+                                (i == store.baselen+1 && !isalpha(key[i])))) {
                        fprintf(stderr, "invalid key: %s\n", key);
                        free(store.key);
                        return 1;
                } else
                        store.key[i] = tolower(key[i]);
+       store.key[i] = 0;
 
        /*
         * The lock_file serves a purpose in addition to locking: the new
@@ -447,7 +444,7 @@ int git_config_set_multivar(const char* key, const char* value,
        /*
         * If .git/config does not exist yet, write a minimal version.
         */
-       if (stat(config_file, &st)) {
+       if (stat(config_filename, &st)) {
                static const char contents[] =
                        "#\n"
                        "# This is the config file\n"
@@ -526,7 +523,7 @@ int git_config_set_multivar(const char* key, const char* value,
                        return 5;
                }
 
-               in_fd = open(config_file, O_RDONLY, 0666);
+               in_fd = open(config_filename, O_RDONLY, 0666);
                contents = mmap(NULL, st.st_size, PROT_READ,
                        MAP_PRIVATE, in_fd, 0);
                close(in_fd);
@@ -567,12 +564,12 @@ int git_config_set_multivar(const char* key, const char* value,
                                st.st_size - copy_begin);
 
                munmap(contents, st.st_size);
-               unlink(config_file);
+               unlink(config_filename);
        }
 
        close(fd);
 
-       if (rename(lock_file, config_file) < 0) {
+       if (rename(lock_file, config_filename) < 0) {
                fprintf(stderr, "Could not rename the lock file?\n");
                return 4;
        }