Merge branch 'maint'

* maint:
  git clean: Add test to verify directories aren't removed with a prefix
  git clean: Don't automatically remove directories when run within subdirectory
  git-submodule - possibly use branch name to describe a module

builtin-clean.c

@@ -95,7 +95,8 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
 
 	for (i = 0; i < dir.nr; i++) {
 		struct dir_entry *ent = dir.entries[i];
-		int len, pos, matches;
+		int len, pos;
+		int matches = 0;
 		struct cache_entry *ce;
 		struct stat st;
 
@@ -127,18 +128,18 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
 
 		if (pathspec) {
 			memset(seen, 0, argc > 0 ? argc : 1);
-			matches = match_pathspec(pathspec, ent->name, ent->len,
+			matches = match_pathspec(pathspec, ent->name, len,
 						 baselen, seen);
-		} else {
-			matches = 0;
 		}
 
 		if (S_ISDIR(st.st_mode)) {
 			strbuf_addstr(&directory, ent->name);
 			qname = quote_path_relative(directory.buf, directory.len, &buf, prefix);
-			if (show_only && (remove_directories || matches)) {
+			if (show_only && (remove_directories ||
+			    (matches == MATCHED_EXACTLY))) {
 				printf("Would remove %s\n", qname);
-			} else if (remove_directories || matches) {
+			} else if (remove_directories ||
+				   (matches == MATCHED_EXACTLY)) {
 				if (!quiet)
 					printf("Removing %s\n", qname);
 				if (remove_dir_recursively(&directory, 0) != 0) {

dir.c

@@ -80,7 +80,7 @@ static int match_one(const char *match, const char *name, int namelen)
 	if (strncmp(match, name, matchlen))
 		return !fnmatch(match, name, 0) ? MATCHED_FNMATCH : 0;
 
-	if (!name[matchlen])
+	if (namelen == matchlen)
 		return MATCHED_EXACTLY;
 	if (match[matchlen-1] == '/' || name[matchlen] == '/')
 		return MATCHED_RECURSIVELY;

git-submodule.sh

@@ -327,7 +327,8 @@ set_name_rev () {
 		cd "$1" && {
 			git describe "$2" 2>/dev/null ||
 			git describe --tags "$2" 2>/dev/null ||
-			git describe --contains --tags --always "$2"
+			git describe --contains "$2" 2>/dev/null ||
+			git describe --all --always "$2"
 		}
 	) )
 	test -z "$revname" || revname=" ($revname)"

t/t7300-clean.sh

@@ -75,8 +75,8 @@ test_expect_success 'git-clean src/ src/' '
 
 test_expect_success 'git-clean with prefix' '
 
-	mkdir -p build docs &&
-	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+	mkdir -p build docs src/test &&
+	touch a.out src/part3.c docs/manual.txt obj.o build/lib.so src/test/1.c &&
 	(cd src/ && git-clean) &&
 	test -f Makefile &&
 	test -f README &&
@@ -84,6 +84,7 @@ test_expect_success 'git-clean with prefix' '
 	test -f src/part2.c &&
 	test -f a.out &&
 	test ! -f src/part3.c &&
+	test -f src/test/1.c &&
 	test -f docs/manual.txt &&
 	test -f obj.o &&
 	test -f build/lib.so