use actual console size for nav_lines(), instead of dummy value

1 files changed, 14 insertions, 0 deletions

diff --git a/con.c b/con.c
new file mode 100644
index 0000000..f00d379
--- /dev/null
+++ b/con.c
@@ -0,0 +1,14 @@
+#include <sys/ioctl.h>
+#include <unistd.h>
+
+unsigned con_lines(void) {
+	struct winsize w;
+	ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
+	return w.ws_row;
+}
+
+unsigned con_cols(void) {
+	struct winsize w;
+	ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
+	return w.ws_col;
+}