X-Git-Url: https://git.xinqibao.xyz/st.git/blobdiff_plain/b3902ca1782515ee8b9cd38af10e51bc3ba2fc98..0cbcedb89ffe6e29b3c0640f371bed578c6e0c07:/std.c

diff --git a/std.c b/std.c
index 5b430b8..5bc27b8 100644
--- a/std.c
+++ b/std.c
@@ -41,7 +41,7 @@ typedef struct {
 static int cols = 80, lines = 25;
 static int cx = 0, cy = 0;
 static int c;
-int ptm, pts;
+static int ptm, pts;
 static _Bool bold, digit, qmark;
 static pid_t pid;
 static RingBuffer buf;
@@ -264,7 +264,6 @@ ungetch(int c) {
 int
 main(int argc, char *argv[]) {
 	fd_set rfds;
-	int r;
 
 	if(argc == 2 && !strcmp("-v", argv[1])) {
 		fprintf(stderr, "std-"VERSION", © 2008 Matthias-Christian Ott\n");
@@ -280,8 +279,7 @@ main(int argc, char *argv[]) {
 	FD_SET(STDIN_FILENO, &rfds);
 	FD_SET(ptm, &rfds);
 	for(;;) {
-		r = select(ptm + 1, &rfds, NULL, NULL, NULL);
-		if(r == -1)
+		if(select(ptm + 1, &rfds, NULL, NULL, NULL) == -1)
 			err(EXIT_FAILURE, "cannot select");
 		if(FD_ISSET(ptm, &rfds)) {
 			do {