From 0cc9b20c15460213e488bf5e70963b941482f628 Mon Sep 17 00:00:00 2001 From: William Harrington Date: Tue, 14 Jan 2025 16:06:02 -0600 Subject: Add source. --- sdk/dev/waitsync.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 sdk/dev/waitsync.c (limited to 'sdk/dev/waitsync.c') diff --git a/sdk/dev/waitsync.c b/sdk/dev/waitsync.c new file mode 100644 index 0000000..f4596e1 --- /dev/null +++ b/sdk/dev/waitsync.c @@ -0,0 +1,32 @@ +/* + * Wait for a sync input value from a device. + * $Id$ + * Copyright (c) 1997 by Tycho Softworks. + * For conditions of distribution and reuse see product license. + */ + +#include + +int waitsync(int fd, uchar *list, size_t len, int timeout, ulong max) +{ + int key; + int idx; + uchar buf; + + while(max--) + { + key = inkey(fd, timeout); + if(key < 0) + return key; + + buf = (uchar)(key & 0xff); + + for(idx = 0; idx < len; ++idx) + if(list[idx] == buf) + return buf; + } + return -1; +} + + + -- cgit v1.2.3-54-g00ecf