Generic cleanup

README.md

@@ -1,3 +1,4 @@
+[![Build Status](https://build.jcktrue.dk/api/badges/jct/ledcontroller-3bit/status.svg)](https://build.jcktrue.dk/jct/ledcontroller-3bit)
 # ledcontroller-3bit #
 
 A Linux command line utility to control usb mail notifiers identified as:
@@ -27,9 +28,8 @@ For example the script `mled-cputemp` will make it respond to your CPU's tempera
 
     $ sudo rm /usr/bin/ledcontroller
     
-### Have fun: ###
+### Have fun ###
 
-Take a look inside the _scripts_ directory.
 
 ## Requisites: ##
 

main.c

@@ -51,13 +51,11 @@
 
 static struct libusb_device_handle *devh = NULL;
 
-int
-main (int argc, char **argv)
+int main(int argc, char **argv)
 {
     int ret;
     unsigned char code = 0;
-  if (argc != 2)
-    {
+    if (argc != 2) {
 	printf
 	    ("Syntax: %s blue | red | green | aqua | purple | yellow | white |  off\n",
 	     argv[0]);
@@ -84,55 +82,37 @@ main (int argc, char **argv)
     1 1 0 yellow 0x6 (more of a mustard - green color)
     1 1 1 white  0x7 (a very blue-ish white)
 */
-  if (strcmp (argv[1], "blue") == 0)
-    {
+    if (strcmp(argv[1], "blue") == 0) {
 	code = 1;
-    }
-  else if (strcmp (argv[1], "red") == 0)
-    {
+    } else if (strcmp(argv[1], "red") == 0) {
 	code = 2;
-    }
-  else if (strcmp (argv[1], "green") == 0)
-    {
+    } else if (strcmp(argv[1], "green") == 0) {
 	code = 3;
-    }
-  else if (strcmp (argv[1], "aqua") == 0)
-    {
+    } else if (strcmp(argv[1], "aqua") == 0) {
 	code = 4;
-    }
-  else if (strcmp (argv[1], "purple") == 0)
-    {
+    } else if (strcmp(argv[1], "purple") == 0) {
 	code = 5;
-    }
-  else if (strcmp (argv[1], "yellow") == 0)
-    {
+    } else if (strcmp(argv[1], "yellow") == 0) {
 	code = 6;
-    }
-  else if (strcmp (argv[1], "white") == 0)
-    {
+    } else if (strcmp(argv[1], "white") == 0) {
 	code = 7;
-    }
-  else
-    {
-      printf ("invalid color\n");
+    } else {
+	puts("Invalid color");
 	return -1;
     }
 
     libusb_init(NULL);
     devh = libusb_open_device_with_vid_pid(NULL, VID, PID);
-  if (devh == NULL)
-    {
-      printf ("not found\n");
+    if (devh == NULL) {
+	puts("Device not found");
 	return -1;
     }
 
-  if (libusb_kernel_driver_active (devh, 0))
-    {
-      printf ("detach from kernel\n");
+    if (libusb_kernel_driver_active(devh, 0)) {
+	puts("Detach driver from kernel");
 	ret = libusb_detach_kernel_driver(devh, 0);
-      if (ret < 0)
-	{
-	  printf ("can't detach\n");
+	if (ret < 0) {
+	    puts("Could not detach driver");
 	    return -1;
 	}
     }
@@ -147,9 +127,9 @@ main (int argc, char **argv)
     int dummy;
     libusb_claim_interface(devh, 0);
     ret = libusb_interrupt_transfer(devh, 0x2, data, 5, &dummy, 0);
-  if (ret < 0)
-    {
-      perror ("error");
+    if (ret < 0) {
+	perror("libusb error");
+	return -1;
     }