fix bugs

1 files changed, 6 insertions, 5 deletions

diff --git a/l.c b/l.c
index 46fac3e..53a1dbe 100644
--- a/l.c
+++ b/l.c
@@ -13,6 +13,7 @@
 #define CSI ESC "["
 
 #define prn(...) dprintf(ttyfd, __VA_ARGS__)
+#define rerr(...) do { raw(false); err(__VA_ARGS__); } while (0)
 
 char *lines[3] = {
 	"line 1",
@@ -112,7 +113,7 @@ int main() {
 	phrase = NULL;
 
 	ttyfd = open("/dev/tty", O_RDWR);
-	if (ttyfd == -1) err(1, "open");
+	if (ttyfd == -1) rerr(1, "open");
 
 	raw(true);
 
@@ -136,7 +137,7 @@ int main() {
 
 	/* get height of terminal */
 	r = ioctl(ttyfd, TIOCGWINSZ, &w);
-	if (r == -1) err(1, "ioctl");
+	if (r == -1) rerr(1, "ioctl");
 
 	/* correct cursor position if original cursor was near bottom */
 	r = y + height - w.ws_row;
@@ -149,15 +150,15 @@ int main() {
 	/* select first item */
 	item(1);
 
-	while (read(0, &c, 1) != 0) {
+	while (read(ttyfd, &c, 1) != 0) {
 		switch (c) {
 		case 'q':
 			goto quit;
 			break;
 		case '\033':
-			read(0, &c, 1);
+			read(ttyfd, &c, 1);
 			if (c != '[') break;
-			read(0, &c, 1);
+			read(ttyfd, &c, 1);
 			if (c == 'A') up();
 			if (c == 'B') down();
 			if (c == 'C') right();