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-rw-r--r--lib/interestingtimes.c17
-rw-r--r--lib/lib.h1
2 files changed, 18 insertions, 0 deletions
diff --git a/lib/interestingtimes.c b/lib/interestingtimes.c
index c3ed9f9a..9cf84041 100644
--- a/lib/interestingtimes.c
+++ b/lib/interestingtimes.c
@@ -258,3 +258,20 @@ void tty_sigreset(int i)
tty_reset();
_exit(i ? 128+i : 0);
}
+
+void start_redraw(unsigned *width, unsigned *height)
+{
+ // If never signaled, do raw mode setup.
+ if (!toys.signal) {
+ *width = 80;
+ *height = 25;
+ set_terminal(0, 1, 0, 0);
+ sigatexit(tty_sigreset);
+ xsignal(SIGWINCH, generic_signal);
+ }
+ if (toys.signal != -1) {
+ toys.signal = -1;
+ terminal_probesize(width, height);
+ }
+ xprintf("\033[H\033[J");
+}
diff --git a/lib/lib.h b/lib/lib.h
index 136cdab5..98c042c7 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -293,6 +293,7 @@ void tty_esc(char *s);
void tty_jump(int x, int y);
void tty_reset(void);
void tty_sigreset(int i);
+void start_redraw(unsigned *width, unsigned *height);
// net.c
int xsocket(int domain, int type, int protocol);