+ if (opt_cdup[0] &&
+ line->type != LINE_STAT_UNTRACKED &&
+ !string_format_from(cmd, &cmdsize, "cd %s;", opt_cdup))
+ return FALSE;
+
+ switch (line->type) {
+ case LINE_STAT_STAGED:
+ if (!string_format_from(buf, &bufsize, "%06o %s\t%s%c",
+ status->old.mode,
+ status->old.rev,
+ status->name, 0))
+ return FALSE;
+
+ string_add(cmd, cmdsize, "git update-index -z --index-info");
+ break;
+
+ case LINE_STAT_UNSTAGED:
+ case LINE_STAT_UNTRACKED:
+ if (!string_format_from(buf, &bufsize, "%s%c", status->name, 0))
+ return FALSE;
+
+ string_add(cmd, cmdsize, "git update-index -z --add --remove --stdin");
+ break;
+
+ default:
+ die("w00t");
+ }
+
+ pipe = popen(cmd, "w");
+ if (!pipe)
+ return FALSE;
+
+ while (!ferror(pipe) && written < bufsize) {
+ written += fwrite(buf + written, 1, bufsize - written, pipe);
+ }
+
+ pclose(pipe);
+
+ if (written != bufsize)
+ return FALSE;
+
+ open_view(view, REQ_VIEW_STATUS, OPEN_RELOAD);
+ return TRUE;
+}
+
+static void
+status_select(struct view *view, struct line *line)
+{
+ char *text;
+
+ switch (line->type) {
+ case LINE_STAT_STAGED:
+ text = "Press Enter to unstage file for commit";
+ break;
+
+ case LINE_STAT_UNSTAGED:
+ text = "Press Enter to stage file for commit ";
+ break;
+
+ case LINE_STAT_UNTRACKED:
+ text = "Press Enter to stage file for addition";
+ break;
+
+ case LINE_STAT_NONE:
+ return;
+
+ default:
+ die("w00t");
+ }
+
+ string_ncopy(view->ref, text, strlen(text));
+}
+
+static bool
+status_grep(struct view *view, struct line *line)
+{
+ struct status *status = line->data;
+ enum { S_STATUS, S_NAME, S_END } state;
+ char buf[2] = "?";
+ regmatch_t pmatch;
+
+ if (!status)
+ return FALSE;
+
+ for (state = S_STATUS; state < S_END; state++) {
+ char *text;
+
+ switch (state) {
+ case S_NAME: text = status->name; break;
+ case S_STATUS:
+ buf[0] = status->status;
+ text = buf;
+ break;
+
+ default:
+ return FALSE;
+ }
+
+ if (regexec(view->regex, text, 1, &pmatch, 0) != REG_NOMATCH)
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static struct view_ops status_ops = {
+ "file",
+ status_open,
+ NULL,
+ status_draw,
+ status_enter,
+ status_grep,
+ status_select,
+};
+
+
+/*
+ * Revision graph
+ */
+
+struct commit {
+ char id[SIZEOF_REV]; /* SHA1 ID. */
+ char title[128]; /* First line of the commit message. */
+ char author[75]; /* Author of the commit. */
+ struct tm time; /* Date from the author ident. */
+ struct ref **refs; /* Repository references. */
+ chtype graph[SIZEOF_REVGRAPH]; /* Ancestry chain graphics. */
+ size_t graph_size; /* The width of the graph array. */
+};
+
+/* Size of rev graph with no "padding" columns */
+#define SIZEOF_REVITEMS (SIZEOF_REVGRAPH - (SIZEOF_REVGRAPH / 2))
+
+struct rev_graph {
+ struct rev_graph *prev, *next, *parents;