Pass --root to git-show so the diff command will show the initial commit

[tig] / tig.c

diff --git a/tig.c b/tig.c
index 8bae0d5..5eded68 100644 (file)
--- a/tig.c
+++ b/tig.c
@@ -74,13 +74,13 @@ static size_t utf8_length(const char *string, size_t max_width, int *coloffset,
        "git ls-remote . 2>/dev/null"
 
 #define TIG_DIFF_CMD \
-       "git show --patch-with-stat --find-copies-harder -B -C %s"
+       "git show --root --patch-with-stat --find-copies-harder -B -C %s 2>/dev/null"
 
 #define TIG_LOG_CMD    \
-       "git log --cc --stat -n100 %s"
+       "git log --cc --stat -n100 %s 2>/dev/null"
 
 #define TIG_MAIN_CMD \
-       "git log --topo-order --pretty=raw %s"
+       "git log --topo-order --pretty=raw %s 2>/dev/null"
 
 /* XXX: Needs to be defined to the empty string. */
 #define TIG_HELP_CMD   ""
@@ -679,7 +679,7 @@ static struct keybinding default_keybindings[] = {
        { 'v',          REQ_SHOW_VERSION },
        { 'r',          REQ_SCREEN_REDRAW },
        { 'n',          REQ_TOGGLE_LINENO },
-       { 'g',          REQ_TOGGLE_REV_GRAPH},
+       { 'g',          REQ_TOGGLE_REV_GRAPH },
        { ':',          REQ_PROMPT },
 
        /* wgetch() with nodelay() enabled returns ERR when there's no input. */
@@ -2286,10 +2286,22 @@ main_read(struct view *view, char *line)
                        break;
 
                if (end) {
+                       char *email = end + 1;
+
                        for (; end > ident && isspace(end[-1]); end--) ;
+
+                       if (end == ident && *email) {
+                               ident = email;
+                               end = strchr(ident, '>');
+                               for (; end > ident && isspace(end[-1]); end--) ;
+                       }
                        *end = 0;
                }
 
+               /* End is NULL or ident meaning there's no author. */
+               if (end <= ident)
+                       ident = "Unknown";
+
                string_copy(commit->author, ident);
 
                /* Parse epoch and timezone */
@@ -2583,6 +2595,8 @@ init_display(void)
                /* Leave stdin and stdout alone when acting as a pager. */
                FILE *io = fopen("/dev/tty", "r+");
 
+               if (!io)
+                       die("Failed to open /dev/tty");
                cursed = !!newterm(NULL, io, io);
        }