From: Heesub Shin <heesub.shin@samsung.com>
Date: Fri, 28 Apr 2017 09:27:12 +0000 (+0900)
Subject: examples/sensorbd_demo: fix starterled test
X-Git-Tag: 1.1_Public_Release~597^2~48
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=eaaf864b077c0400259db530c6a1f683460b5051;p=rtos%2Ftinyara.git

examples/sensorbd_demo: fix starterled test

Since we reworked the entire GPIO layer, 'sensorbd ledst' command have
been broken. This commit fixes it.

Change-Id: I2ca80ac611155a68d86acefceea61bfbf5146afc
Signed-off-by: Heesub Shin <heesub.shin@samsung.com>
---

diff --git a/apps/examples/sensorbd_demo/examples/gpio_starterled.c b/apps/examples/sensorbd_demo/examples/gpio_starterled.c
index 5c8c439..aa2911a 100644
--- a/apps/examples/sensorbd_demo/examples/gpio_starterled.c
+++ b/apps/examples/sensorbd_demo/examples/gpio_starterled.c
@@ -55,30 +55,27 @@
 
 static int gpio_read(int port)
 {
-	int value = -1;
-	static char buf[16];
-	snprintf(buf, 16, "/dev/gpio%d", port);
-	int fd = open(buf, O_RDWR);
+	char buf[4];
+	char devpath[16];
+	snprintf(devpath, 16, "/dev/gpio%d", port);
+	int fd = open(devpath, O_RDWR);
 
 	ioctl(fd, GPIOIOC_SET_DIRECTION, GPIO_DIRECTION_IN);
-	read(fd, (void *)&value, sizeof(int));
-
+	read(fd, buf, sizeof(buf));
 	close(fd);
-	return value;
+
+	return buf[0] == '1';
 }
 
 static void gpio_write(int port, int value)
 {
-	static char buf[16];
-	snprintf(buf, 16, "/dev/gpio%d", port);
-	int fd = open(buf, O_RDWR);
+	char buf[4];
+	char devpath[16];
+	snprintf(devpath, 16, "/dev/gpio%d", port);
+	int fd = open(devpath, O_RDWR);
 
-	int mode = value ? GPIO_DRIVE_PULLUP : GPIO_DRIVE_PULLDOWN;
-	ioctl(fd, GPIOIOC_SET_DIRECTION, GPIO_DIRECTION_IN);
-	ioctl(fd, GPIOIOC_SET_DRIVE, mode);
 	ioctl(fd, GPIOIOC_SET_DIRECTION, GPIO_DIRECTION_OUT);
-	write(fd, (void *)&value, sizeof(int));
-
+	write(fd, buf, snprintf(buf, sizeof(buf), "%d", !!value));
 	close(fd);
 }