Add --quiet option to suppress output of "rm" commands for removed files.

Signed-off-by: Steven Grimm <koreth@midwinter.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>

Documentation/git-rm.txt

@@ -47,6 +47,10 @@ OPTIONS
 	the paths only from the index, leaving working tree
 	files.
 
+\--quiet::
+	git-rm normally outputs one line (in the form of an "rm" command)
+	for each file removed. This option suppresses that output.
+
 
 DISCUSSION
 ----------

builtin-rm.c

@@ -10,7 +10,7 @@
 #include "tree-walk.h"
 
 static const char builtin_rm_usage[] =
-"git-rm [-f] [-n] [-r] [--cached] [--] <file>...";
+"git-rm [-f] [-n] [-r] [--cached] [--quiet] [--] <file>...";
 
 static struct {
 	int nr, alloc;
@@ -104,7 +104,7 @@ static struct lock_file lock_file;
 int cmd_rm(int argc, const char **argv, const char *prefix)
 {
 	int i, newfd;
-	int show_only = 0, force = 0, index_only = 0, recursive = 0;
+	int show_only = 0, force = 0, index_only = 0, recursive = 0, quiet = 0;
 	const char **pathspec;
 	char *seen;
 
@@ -132,6 +132,8 @@ int cmd_rm(int argc, const char **argv, const char *prefix)
 			force = 1;
 		else if (!strcmp(arg, "-r"))
 			recursive = 1;
+		else if (!strcmp(arg, "--quiet"))
+			quiet = 1;
 		else
 			usage(builtin_rm_usage);
 	}
@@ -187,7 +189,8 @@ int cmd_rm(int argc, const char **argv, const char *prefix)
 	 */
 	for (i = 0; i < list.nr; i++) {
 		const char *path = list.name[i];
-		printf("rm '%s'\n", path);
+		if (!quiet)
+			printf("rm '%s'\n", path);
 
 		if (remove_file_from_cache(path))
 			die("git-rm: unable to remove %s", path);

t/t3600-rm.sh

@@ -84,6 +84,26 @@ test_expect_success \
     'When the rm in "git-rm -f" fails, it should not remove the file from the index' \
     'git-ls-files --error-unmatch baz'
 
+test_expect_success '"rm" command printed' '
+	echo frotz > test-file &&
+	git add test-file &&
+	git commit -m "add file for rm test" &&
+	git rm test-file > rm-output &&
+	test `egrep "^rm " rm-output | wc -l` = 1 &&
+	rm -f test-file rm-output &&
+	git commit -m "remove file from rm test"
+'
+
+test_expect_success '"rm" command suppressed with --quiet' '
+	echo frotz > test-file &&
+	git add test-file &&
+	git commit -m "add file for rm --quiet test" &&
+	git rm --quiet test-file > rm-output &&
+	test `wc -l < rm-output` = 0 &&
+	rm -f test-file rm-output &&
+	git commit -m "remove file from rm --quiet test"
+'
+
 # Now, failure cases.
 test_expect_success 'Re-add foo and baz' '
 	git add foo baz &&
@@ -154,4 +174,8 @@ test_expect_success 'Recursive with -r -f' '
 	! test -d frotz
 '
 
+test_expect_failure 'Remove nonexistent file returns nonzero exit status' '
+	git rm nonexistent
+'
+
 test_done