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-rw-r--r-- | toys/usleep.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/toys/usleep.c b/toys/usleep.c new file mode 100644 index 00000000..6efc0c16 --- /dev/null +++ b/toys/usleep.c @@ -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); + +} |