dedup

commit 520be8af4316a964af8002485578be8e9974ca2c
parent ca9ee58a216991ea03f4a6bc6a7834616e514fcb
Author: sin <sin@2f30.org>
Date:   Wed, 21 Mar 2018 14:33:11 +0000

Rework argument parsing

Diffstat:
M
dedup.c
 | 
26
++++++++++++++++----------

1 file changed, 16 insertions(+), 10 deletions(-)
diff --git a/dedup.c b/dedup.c
@@ -536,19 +536,25 @@ main(int argc, char *argv[])
 		return 0;
 	}
 
-	if (argc == 1) {
-		if (id)
+	if (id) {
+		if (argc == 1) {
 			fd = open(argv[0], O_RDWR | O_CREAT, 0600);
-		else
+			if (fd == -1)
+				err(1, "open %s", argv[0]);
+		} else {
+			fd = STDOUT_FILENO;
+		}
+		extract(id, fd);
+	} else {
+		if (argc == 1) {
 			fd = open(argv[0], O_RDONLY);
-		if (fd == -1)
-			err(1, "open %s", argv[0]);
+			if (fd == -1)
+				err(1, "open %s", argv[0]);
+		} else {
+			fd = STDIN_FILENO;
+		}
+		dedup(fd);
 	}
 
-	if (id)
-		extract(id, fd == -1 ? 0 : fd);
-	else
-		dedup(fd == -1 ? 0 : fd);
-
 	term();
 }