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iio: fixed IIO device counting

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We now take into account only "iio:device*" files to filter out
fake devices like triggers.

Closes #299.

Signed-off-by: Alex Tereschenko <alext.mkrs@gmail.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Alex Tereschenko
2015-10-06 23:14:08 +02:00
committed by Brendan Le Foll
parent 3b55cc70bf
commit 7fa4990d81
1 changed files with 4 additions and 4 deletions
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8
src/mraa.c
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@@ -46,6 +46,7 @@
#include "version.h"
#define MAX_PLATFORM_NAME_LENGTH 128
#define IIO_DEVICE_WILDCARD "iio:device*"
mraa_board_t* plat = NULL;
mraa_iio_info_t* plat_iio = NULL;
@@ -75,10 +76,9 @@ mraa_set_log_level(int level)
static int
mraa_count_iio_devices(const char* path, const struct stat* sb, int flag, struct FTW* ftwb)
{
switch (sb->st_mode & S_IFMT) {
case S_IFLNK:
num_iio_devices++;
break;
// we are only interested in files with specific names
if (fnmatch(IIO_DEVICE_WILDCARD, basename(path), 0) == 0) {
num_iio_devices++;
}
return 0;
}