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--- a/bin_utils.c

+++ b/bin_utils.c

@@ -3,6 +3,7 @@

 #include "binpack.h"

+// center all windows on given screen

 void center(unsigned width, unsigned height, struct Output out[], unsigned gaps) {

 	// r = rightmost edge of bins

 	// d = bottommost edge of bins

@@ -12,8 +13,8 @@

 	// x - g, y + g, w - g, h - g for all windows 

 }

-void

-sort_bins(struct Input r[], const size_t length) {

+// sort our input

+void sort_bins(struct Input r[], const size_t length) {

 	/* arrange rectangles largest to smallest, normalized some over min/max */

 	struct Input temp;

 	for (size_t i = 1; i < length; i++) {

@@ -27,8 +28,8 @@

 	}

 }

-size_t

-init_bins(struct Input r[]) {

+// read from stdin, setting up our initial data

+size_t init_bins(struct Input r[]) {

 	size_t length = 0;

 	char line[MAX_BIN];

 	for (unsigned i = 0; fgets(line, sizeof(line), stdin); ++i) {

@@ -39,18 +40,18 @@

 	return length;

 }

-void

-split(struct Input in[], struct Input a[], struct Input b[], size_t length) {

+// given in[], seperate by even and odd into a[] and b[]

+void split(struct Input in[], struct Input a[], struct Input b[], size_t length) {

 }

-void

-offset(struct Output out[], unsigned w) {

+// Add w width to each out[n].x (moving the window on to the next monitor)

+void offset(struct Output out[], unsigned w) {

 }

-void

-print_bin(struct Output out[], size_t length) {

+// Loop through a given bin, printing all to stdout if values are present

+void print_bin(struct Output out[], size_t length) {

 	for (size_t i=0; i < length; i++) {

 		if (out[i].w > 0 && out[i].h > 0) {

 			printf("%d %d %d %d %lx\n", out[i].x, out[i].y, out[i].w, out[i].h, out[i].wid);

@@ -58,6 +59,7 @@

     }

 }

+// Remove element from array, returning it for use 

 struct Input pop(struct Input in[]) {

 	size_t len = sizeof(*in)/sizeof(in[0]);

 	struct Input temp = in[1];

@@ -72,6 +74,7 @@

 	return temp;

 }

+// append element on to array

 void push(struct Input in[], struct Input temp) {

 	size_t len = sizeof(*in)/sizeof(in[0]);

 	in[len] = temp;