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27 lines
500 B
27 lines
500 B
7 months ago
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/* usleep.c - Wait for a number of microseconds.
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*
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* Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com>
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USE_USLEEP(NEWTOY(usleep, "<1", TOYFLAG_BIN))
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config USLEEP
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bool "usleep"
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default y
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help
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usage: usleep MICROSECONDS
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Pause for MICROSECONDS microseconds.
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*/
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#include "toys.h"
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void usleep_main(void)
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{
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struct timespec tv;
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long delay = atol(*toys.optargs);
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tv.tv_sec = delay/1000000;
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tv.tv_nsec = (delay%1000000) * 1000;
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toys.exitval = !!nanosleep(&tv, NULL);
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}
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