Add support for loading repo config

Test it by storing i18n.commitencoding, soon to be uesd.

diff --git a/tig.c b/tig.c
index 8c10ba58c4d1c23d791d95f75be2f05c26a69221..cdb20aeee5fd6f5d70ebb591c16f26f3d4c6fba0 100644 (file)
--- a/tig.c
+++ b/tig.c
@@ -236,6 +236,7 @@ static int opt_num_interval = NUMBER_INTERVAL;
 static int opt_tab_size                = TABSIZE;
 static enum request opt_request = REQ_VIEW_MAIN;
 static char opt_cmd[SIZEOF_CMD]        = "";
+static char opt_encoding[20]   = "UTF-8";
 static FILE *opt_pipe          = NULL;
 
 /* Returns the index of log or diff command or -1 to exit. */
@@ -2381,6 +2382,44 @@ load_refs(void)
        return OK;
 }
 
+static int
+load_config(void)
+{
+       FILE *pipe = popen("git repo-config --list", "r");
+       char buffer[BUFSIZ];
+       char *name;
+
+       if (!pipe)
+               return ERR;
+
+       while ((name = fgets(buffer, sizeof(buffer), pipe))) {
+               char *value = strchr(name, '=');
+               int valuelen, namelen;
+
+               /* No boolean options, yet */
+               if (!value)
+                       continue;
+
+               namelen  = value - name;
+
+               *value++ = 0;
+               valuelen = strlen(value);
+               if (valuelen > 0)
+                       value[valuelen - 1] = 0;
+
+               if (!strcmp(name, "i18n.commitencoding")) {
+                       string_copy(opt_encoding, value);
+               }
+       }
+
+       if (ferror(pipe))
+               return ERR;
+
+       pclose(pipe);
+
+       return OK;
+}
+
 /*
  * Main
  */
@@ -2435,6 +2474,9 @@ main(int argc, char *argv[])
        if (refs_size == 0 && opt_request != REQ_VIEW_PAGER)
                die("Not a git repository");
 
+       if (load_config() == ERR)
+               die("Failed to load repo config.");
+
        for (i = 0; i < ARRAY_SIZE(views) && (view = &views[i]); i++)
                view->cmd_env = getenv(view->cmd_env);