tty recorder
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update to ttyrec-1.0.8

--- a/Makefile

+++ b/Makefile

		@@ -1,6 +1,6 @@
1	1	CC = gcc
2	2	CFLAGS = -O2
3		-VERSION = 1.0.7
	3	+VERSION = 1.0.8
4	4
5	5	TARGET = ttyrec ttyplay ttytime
6	6

--- a/ttyplay.c

+++ b/ttyplay.c

		@@ -80,14 +80,29 @@ timeval_div (struct timeval tv1, double n)
80	80	double
81	81	ttywait (struct timeval prev, struct timeval cur, double speed)
82	82	{
	83	+ static struct timeval drift = {0, 0};
	84	+ struct timeval start;
83	85	struct timeval diff = timeval_diff(prev, cur);
84	86	fd_set readfs;
85	87
	88	+ gettimeofday(&start, NULL);
	89	+
86	90	assert(speed != 0);
87		- diff = timeval_div(diff, speed);
	91	+ diff = timeval_diff(drift, timeval_div(diff, speed));
	92	+ if (diff.tv_sec < 0) {
	93	+ diff.tv_sec = diff.tv_usec = 0;
	94	+ }
88	95
89	96	FD_SET(STDIN_FILENO, &readfs);
90		- select(1, &readfs, NULL, NULL, &diff); /* skip if a user hits any key */
	97	+ /*
	98	+ * We use select() for sleeping with subsecond precision.
	99	+ * select() is also used to wait user's input from a keyboard.
	100	+ *
	101	+ * Save "diff" since select(2) may overwrite it to {0, 0}.
	102	+ */
	103	+ struct timeval orig_diff = diff;
	104	+ select(1, &readfs, NULL, NULL, &diff);
	105	+ diff = orig_diff; /* Restore the original diff value. */
91	106	if (FD_ISSET(0, &readfs)) { /* a user hits a character? */
92	107	char c;
93	108	read(STDIN_FILENO, &c, 1); /* drain the character */

		@@ -104,6 +119,15 @@ ttywait (struct timeval prev, struct timeval cur, double speed)
104	119	speed = 1.0;
105	120	break;
106	121	}
	122	+ drift.tv_sec = drift.tv_usec = 0;
	123	+ } else {
	124	+ struct timeval stop;
	125	+ gettimeofday(&stop, NULL);
	126	+ /* Hack to accumulate the drift */
	127	+ if (diff.tv_sec == 0 && diff.tv_usec == 0) {
	128	+ diff = timeval_diff(drift, diff); // diff = 0 - drift.
	129	+ }
	130	+ drift = timeval_diff(diff, timeval_diff(start, stop));
107	131	}
108	132	return speed;
109	133	}

--- a/ttyrec.c

+++ b/ttyrec.c