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gpio.c: add advance_func->gpio_close_pre

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Signed-off-by: Kurt Eckhardt <kurte@rockisland.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Kurt Eckhardt
2014-12-18 14:20:14 +00:00
committed by Brendan Le Foll
parent e7649db96d
commit 21d88d15eb
2 changed files with 9 additions and 1 deletions
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2
include/mraa_adv_func.h
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@@ -32,6 +32,8 @@ typedef struct {
mraa_result_t (*gpio_init_pre) (int pin);
mraa_result_t (*gpio_init_post) (mraa_gpio_context dev);
mraa_result_t (*gpio_close_pre) (mraa_gpio_context dev);
mraa_result_t (*gpio_mode_replace) (mraa_gpio_context dev, gpio_mode_t mode);
mraa_result_t (*gpio_mode_pre) (mraa_gpio_context dev, gpio_mode_t mode);
mraa_result_t (*gpio_mode_post) (mraa_gpio_context dev, gpio_mode_t mode);

8
src/gpio/gpio.c
View File

@@ -539,12 +539,18 @@ mraa_gpio_unexport(mraa_gpio_context dev)
mraa_result_t
mraa_gpio_close(mraa_gpio_context dev)
{
mraa_result_t result = MRAA_SUCCESS;
if (advance_func->gpio_close_pre != NULL) {
result = advance_func->gpio_close_pre(dev);
}
if (dev->value_fp != -1) {
close(dev->value_fp);
}
mraa_gpio_unexport(dev);
free(dev);
return MRAA_SUCCESS;
return result;
}
mraa_result_t