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gpio.c: mraa_gpio_wait_interrupt() now waits for subsequent interrupts

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Signed-off-by: Henry Bruce <henry.bruce@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Henry Bruce
2015-02-10 15:39:21 +00:00
committed by Brendan Le Foll
parent 2dc79dde6f
commit 75138c90ce
1 changed files with 1 additions and 0 deletions
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1
src/gpio/gpio.c
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@@ -156,6 +156,7 @@ mraa_gpio_wait_interrupt(int fd)
pfd.events = POLLPRI; pfd.events = POLLPRI;
// do an initial read to clear interupt // do an initial read to clear interupt
lseek (fd, 0, SEEK_SET);
read (fd, &c, 1); read (fd, &c, 1);
if (fd <= 0) { if (fd <= 0) {