Move start_redraw() to lib/ and have ps.c (top) use it.

2 files changed, 1 insertions, 23 deletions

diff --git a/toys/pending/watch.c b/toys/pending/watch.c
index f360ac7c..41fb020e 100644
--- a/toys/pending/watch.c
+++ b/toys/pending/watch.c
@@ -32,23 +32,6 @@ GLOBALS(
   pid_t pid, oldpid;
 )
 
-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");
-}
-
 // When a child process exits, stop tracking them. Handle errors for -be
 void watch_child(int sig)
 {
diff --git a/toys/posix/ps.c b/toys/posix/ps.c
index 27dc63c5..d8f54862 100644
--- a/toys/posix/ps.c
+++ b/toys/posix/ps.c
@@ -1709,12 +1709,7 @@ static void top_setup(char *defo, char *defk)
     // Grab starting time, make terminal raw, switch off cursor,
     // set signal handler to put terminal/cursor back to normal at exit.
     TT.time = millitime();
-    set_terminal(0, 1, 0, 0);
-    sigatexit(tty_sigreset);
-    xsignal(SIGWINCH, generic_signal);
-    printf("\033[?25l\033[0m");
-    TT.width = 80;
-    TT.height = 25;
+    start_redraw(&TT.width, &TT.height);
   }
 
   comma_args(TT.top.u, &TT.uu, "bad -u", parse_rest);