pacman/util.c: use switch when there are fall through statements

An 'if' clause with empty statement is allowed, but unusual construct.
When 'if' is used this way the statement should at least have orphan
semicolon ';'.  For empty statements 'switch' feels like a native way
express what is meant.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>

[Allan] Keep comment
Signed-off-by: Allan McRae <allan@archlinux.org>

Signed-off-by: Allan McRae <allan@archlinux.org>

1 files changed, 6 insertions, 8 deletions

diff --git a/src/pacman/util.c b/src/pacman/util.c
index 9eb0042e..6da1cd40 100644
--- a/src/pacman/util.c
+++ b/src/pacman/util.c
@@ -190,15 +190,13 @@ int rmrf(const char *path)
 	if(!unlink(path)) {
 		return 0;
 	} else {
-		if(errno == ENOENT) {
+		switch(errno) {
+		case ENOENT:
 			return 0;
-		} else if(errno == EPERM) {
-			/* fallthrough */
-		} else if(errno == EISDIR) {
-			/* fallthrough */
-		} else if(errno == ENOTDIR) {
-			return 1;
-		} else {
+		case EPERM:
+		case EISDIR:
+			break;
+		default:
 			/* not a directory */
 			return 1;
 		}