Mercurial > hg > toybox
diff toys/other/usleep.c @ 653:2986aa63a021
Move commands into "posix", "lsb", and "other" menus/directories.
author | Rob Landley <rob@landley.net> |
---|---|
date | Sat, 25 Aug 2012 14:25:22 -0500 |
parents | toys/usleep.c@131571cf708c |
children | 6df4ccc0acbe |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/toys/other/usleep.c Sat Aug 25 14:25:22 2012 -0500 @@ -0,0 +1,32 @@ +/* vi: set sw=4 ts=4: + * + * usleep.c - Wait for a number of microseconds. + * + * Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com> + * + * No standard. + +USE_USLEEP(NEWTOY(usleep, "<1", TOYFLAG_BIN)) + +config USLEEP + bool "usleep" + default y + help + usage: usleep MICROSECONDS + + Pause for MICROSECONDS microseconds. + +*/ + +#include "toys.h" + +void usleep_main(void) +{ + struct timespec tv; + long delay = atol(*toys.optargs); + + tv.tv_sec = delay/1000000; + tv.tv_nsec = (delay%1000000) * 1000; + toys.exitval = !!nanosleep(&tv, NULL); + +}