remove useless variable

diff --git a/std.c b/std.c
index 5b430b8..3e155e6 100644 (file)
--- a/std.c
+++ b/std.c
@@ -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 {