From 824f805ef832f53ce8f5344b67bbf6a3fa67d293 Mon Sep 17 00:00:00 2001
From: phyto <tth@phytotron.tetalab.org>
Date: Tue, 22 Jan 2019 15:24:49 +0100
Subject: [PATCH] more eyecandy

---
 viz/curses/ecran.c |  8 ++++++++
 viz/curses/ecran.h |  1 +
 viz/curses/t.c     | 13 +++++++++++--
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/viz/curses/ecran.c b/viz/curses/ecran.c
index 8807444..43ba848 100644
--- a/viz/curses/ecran.c
+++ b/viz/curses/ecran.c
@@ -12,6 +12,14 @@
 int	verbosity;
 
 /* ---------------------------------------------------------------- */
+int message(char *txt)
+{
+standout();
+mvaddstr(LINES, 2, txt);
+standend();
+refresh();
+return 0;
+}
 /* ---------------------------------------------------------------- */
 void barre_inverse(char c, int ligne)
 {
diff --git a/viz/curses/ecran.h b/viz/curses/ecran.h
index c2ec246..aa45fe5 100644
--- a/viz/curses/ecran.h
+++ b/viz/curses/ecran.h
@@ -3,6 +3,7 @@
  */
 
 int fond_ecran(char *titre);
+int message(char *);
 
 
 WINDOW * open_waterfall(char *title, int flags);
diff --git a/viz/curses/t.c b/viz/curses/t.c
index dd35c56..0f64fb2 100644
--- a/viz/curses/t.c
+++ b/viz/curses/t.c
@@ -2,6 +2,7 @@
 #include  <unistd.h>
 #include  <stdlib.h>
 #include  <strings.h>
+#include  <time.h>
 #include  <getopt.h>
 #include  <ncurses.h>
 
@@ -16,7 +17,10 @@ int		loop, foo;
 char		line[100];
 WINDOW		*water;
 static float	rvals[4];
+struct timespec	ts;
 
+ts.tv_sec = 0;
+ts.tv_nsec = 133 * 1000 * 1000;
 
 water = open_waterfall("premier essai", 0);
 
@@ -28,7 +32,7 @@ for (loop=0; loop<nbl; loop++) {
 
 	for (foo=0; foo<4; foo++) {
 		if (rand()%100<42) {
-			rvals[foo] += 3.97 * (foo + 1);
+			rvals[foo] += 4.04 * (foo + 1);
 			}
 		if (rvals[foo] > 1023.0) {
 			rvals[foo] = (float)(rand() % 25);
@@ -37,7 +41,12 @@ for (loop=0; loop<nbl; loop++) {
 
 	plot_waterfall(water, 1, rvals);
 
-	if (rand()%10 < 1)	sleep(1);
+	/* if (rand()%10 < 1)	sleep(1); */
+	foo = nanosleep(&ts, NULL);
+	if (foo) {
+		/* got a signal ? */
+		message("err on nanosleep");
+		}
 	}
 
 close_waterfall(water, 0);