Downgrade failed device acquisition to warning

Makefile

@@ -7,7 +7,7 @@ SOCKET="/var/run/keyd.socket"
 LOG_FILE="/var/log/keyd.log"
 CONFIG_DIR="/etc/keyd"
 
-VERSION=2.2.5-beta
+VERSION=2.2.6-beta
 GIT_HASH=$(shell git describe --no-match --always --abbrev=40 --dirty)
 
 CFLAGS+=-DVERSION=\"$(VERSION)\" \

src/evdev.c

@@ -114,12 +114,12 @@ uint32_t evdev_device_id(const char *devnode)
 	int fd = open(devnode, O_RDONLY);
 	if (fd < 0) {
 		perror("open");
-		exit(-1);
+		return 0;
 	}
 
 	if (ioctl(fd, EVIOCGID, &info) == -1) {
 		perror("ioctl");
-		exit(-1);
+		return 0;
 	}
 
 	close(fd);

src/keyd.c

@@ -226,7 +226,7 @@ static int manage_keyboard(const char *devnode)
 	uint16_t  vendor_id, product_id;
 
 	if (!(name = evdev_device_name(devnode))) {
-		fprintf(stderr, "Failed to obtain device info for %s, skipping..\n", devnode);
+		fprintf(stderr, "WARNING: Failed to obtain device info for %s, skipping..\n", devnode);
 		return -1;
 	}
 
@@ -242,6 +242,11 @@ static int manage_keyboard(const char *devnode)
 	}
 
 	id = evdev_device_id(devnode);
+	if (!id) {
+		fprintf(stderr, "WARNING: Failed to obtain device id for %s (%s)\n", devnode, name);
+		return -1;
+	}
+
 	vendor_id = id >> 16;
 	product_id = id & 0xFFFF;
 
@@ -253,8 +258,9 @@ static int manage_keyboard(const char *devnode)
 	}
 
 	if ((fd = open(devnode, O_RDONLY | O_NONBLOCK)) < 0) {
+		fprintf(stderr, "WARNING: Failed to open %s (%s)\n", devnode, name);
 		perror("open");
-		exit(1);
+		return -1;
 	}
 
 	/* Grab the keyboard. */