X-Git-Url: http://git.harvie.cz/?a=blobdiff_plain;f=c%2Fwinsize.c;h=e76de716f75ff95560c3bd091af537ebcba45ab5;hb=6cdaf0d28b3b6b53f9179dc91bdb63856030ce6a;hp=03c1f7ce1155ba27bb110b1b27614dfbeead6006;hpb=1c19b02656038c9be8abb02e3d0b5201b546899e;p=mirrors%2FPrograms.git

diff --git a/c/winsize.c b/c/winsize.c
index 03c1f7c..e76de71 100644
--- a/c/winsize.c
+++ b/c/winsize.c
@@ -1,14 +1,17 @@
+/*
+ * Prints size of terminal window in characters
+ */
+
 #include <stdio.h>
 #include <sys/ioctl.h>
 
 static int get_win_size (int fd, struct winsize *win)
 {
-  int err = ioctl (fd, TIOCGWINSZ, (char *) win);
-  return err;
+  return ioctl (fd, TIOCGWINSZ, (char *) win);
 }
 
 int main(void) {
 	struct winsize win;
-	if(!get_win_size(1, &win)) puts("Chyba!");
+	if(!get_win_size(1, &win)) puts("Error!");
 	printf("%d %d :-)\n", win.ws_row, win.ws_col);
 }