From 8233340ce6eb700eb2cd9c0fef4d1705997c499b Mon Sep 17 00:00:00 2001
From: Eric Wong <normalperson@yhbt.net>
Date: Sun, 29 Jan 2006 16:28:02 -0800
Subject: [PATCH] rev-list: allow -<n> as shorthand for --max-count=<n>
This builds on top of the previous one.
Traditionally, head(1) and tail(1) allow their line limits to be
parsed this way.
Signed-off-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
---
rev-list.c | 5 +++++
rev-parse.c | 4 ++++
2 files changed, 9 insertions(+)
diff --git a/rev-list.c b/rev-list.c
index 45657552177..1bc1887fdbb 100644
--- a/rev-list.c
+++ b/rev-list.c
@@ -749,6 +749,11 @@ int main(int argc, const char **argv)
struct commit *commit;
unsigned char sha1[20];
+ /* accept -<digit>, like traditilnal "head" */
+ if ((*arg == '-') && isdigit(arg[1])) {
+ max_count = atoi(arg + 1);
+ continue;
+ }
if (!strcmp(arg, "-n")) {
if (++i >= argc)
die("-n requires an argument");
diff --git a/rev-parse.c b/rev-parse.c
index 3c99a79eb35..6bf205a8f53 100644
--- a/rev-parse.c
+++ b/rev-parse.c
@@ -53,6 +53,10 @@ static int is_rev_argument(const char *arg)
};
const char **p = rev_args;
+ /* accept -<digit>, like traditional "head" */
+ if ((*arg == '-') && isdigit(arg[1]))
+ return 1;
+
for (;;) {
const char *str = *p++;
int len;