git-pickaxe: allow -Ln,m as well as -L n,m

The command rejects -L1,10 as an invalid line range specifier
and I got frustrated enough by it, so this makes it allow both
forms of input.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/builtin-pickaxe.c b/builtin-pickaxe.c
index b53c7b061762e1c9fa0d3ef48405431e8a1526bb..200772c75afd0ddae9e3d9e5eb988a191f62563b 100644 (file)
--- a/builtin-pickaxe.c
+++ b/builtin-pickaxe.c
@@ -1429,9 +1429,15 @@ int cmd_pickaxe(int argc, const char **argv, const char *prefix)
                        opt |= PICKAXE_BLAME_COPY | PICKAXE_BLAME_MOVE;
                        blame_copy_score = parse_score(arg+2);
                }
-               else if (!strcmp("-L", arg) && ++i < argc) {
+               else if (!strncmp("-L", arg, 2)) {
                        char *term;
-                       arg = argv[i];
+                       if (!arg[2]) {
+                               if (++i >= argc)
+                                       usage(pickaxe_usage);
+                               arg = argv[i];
+                       }
+                       else
+                               arg += 2;
                        if (bottom || top)
                                die("More than one '-L n,m' option given");
                        bottom = strtol(arg, &term, 10);