Add missing linefeeds in stderr logging

Lacking linefeed chars cause messages to get concatenated.

Signed-off-by: Simo Piiroinen <simo.piiroinen@jolla.com>
Signed-off-by: Tomi Leppänen <tomi.leppanen@jolla.com>

src/firejail/fs_mkdir.c

@@ -46,7 +46,7 @@ static void mkdir_recursive(char *path) {
 	struct stat s;
 
 	if (chdir("/")) {
-		fprintf(stderr, "Error: can't chdir to /");
+		fprintf(stderr, "Error: can't chdir to /\n");
 		return;
 	}
 
@@ -63,7 +63,7 @@ static void mkdir_recursive(char *path) {
 			return;
 		}
 		if (chdir(subdir)) {
-			fprintf(stderr, "Error: can't chdir to %s", subdir);
+			fprintf(stderr, "Error: can't chdir to %s\n", subdir);
 			return;
 		}
 

src/firejail/main.c

@@ -297,7 +297,7 @@ static void check_network(Bridge *br) {
 	else if (br->ipsandbox) { // for macvlan check network range
 		char *rv = in_netrange(br->ipsandbox, br->ip, br->mask);
 		if (rv) {
-			fprintf(stderr, "%s", rv);
+			fprintf(stderr, "%s\n", rv);
 			exit(1);
 		}
 	}

src/firejail/network_main.c

@@ -120,7 +120,7 @@ void net_configure_sandbox_ip(Bridge *br) {
 		// check network range
 		char *rv = in_netrange(br->ipsandbox, br->ip, br->mask);
 		if (rv) {
-			fprintf(stderr, "%s", rv);
+			fprintf(stderr, "%s\n", rv);
 			exit(1);
 		}
 		// send an ARP request and check if there is anybody on this IP address