Remove noisy logging

And show useful logs only when DEBUG := 1

header.c

@@ -13,7 +13,6 @@ static int write_entries(struct BIT_BUFFER *bitbuf, struct tree *parent)
 	if (left && right) {
 		bit = 1;
 		bb_write(bitbuf, &bit, 1);
-		printf(" 1");
 	}
 
 	if (left)
@@ -26,8 +25,6 @@ static int write_entries(struct BIT_BUFFER *bitbuf, struct tree *parent)
 		bit = 0;
 		bb_write(bitbuf, &bit, 1);
 		bb_writebyte(bitbuf, parent->ch);
-		printf(" 0");
-		printf("%c", parent->ch);
 	}
 
 	return 0;
@@ -53,7 +50,8 @@ static int read_entry(struct BIT_BUFFER *bitbuf, struct tree *parent)
 	} else {
 		int *c = bb_readbyte(bitbuf);
 		parent->ch = *c;
-		printf("Found from header %c\n", *c);
+		if (DEBUG)
+			printf("Found from encoded header %c\n", *c);
 		free(c);
 	}
 

tree.c

@@ -33,7 +33,6 @@ struct tree *merge_smallest(struct tree **forest, int length)
 	struct tree *smallest1 = NULL;
 	struct tree *smallest2 = NULL;
 
-	printf("--\n");
 	int i1 = 0, i2 = 0;
 
 	for (int i = 0; i < length; i++) {
@@ -43,16 +42,13 @@ struct tree *merge_smallest(struct tree **forest, int length)
 		if (smallest1 == NULL) {
 			smallest1 = forest[i];
 			i1 = i;
-			printf("init Smallest1 %c:%d\n", smallest1->ch, smallest1->freq);
 			continue;
 		} else if (smallest2 == NULL) {
 			smallest2 = forest[i];
 			i2 = i;
-			printf("init Smallest2 %c:%d\n", smallest2->ch, smallest2->freq);
 			continue;
 		}
 
-		printf("comp %c:%d\n", forest[i]->ch, forest[i]->freq);
 		if (forest[i]->freq < smallest1->freq) {
 			smallest1 = forest[i];
 			i1 = i;
@@ -64,9 +60,10 @@ struct tree *merge_smallest(struct tree **forest, int length)
 
 	forest[i1] = NULL;
 	forest[i2] = insert_proper_tree(smallest1, smallest2);
-	printf("Smallest1 %c:%d\n", smallest1->ch, smallest1->freq);
-	printf("Smallest2 %c:%d\n", smallest2->ch, smallest2->freq);
-	printf("Merged    %c:%d\n", forest[i2]->ch, forest[i2]->freq);
+
+	if (DEBUG)
+		printf("Merged %c:%d and %c:%d\n", smallest1->ch, smallest1->freq,
+			   smallest2->ch, smallest2->freq);
 
 	return forest[i2];
 }
@@ -102,7 +99,8 @@ struct tree *create_tree(FILE *file)
 		}
 	}
 
-	printf("Created initial tree with %d trees\n", ntrees);
+	if (DEBUG)
+		printf("Created initial tree with %d trees\n", ntrees);
 
 	/* Sort ascending */
 	for (int i = 0; i < ntrees; i++) {
@@ -115,10 +113,6 @@ struct tree *create_tree(FILE *file)
 		}
 	}
 
-	for (int i = 0; i < ntrees; i++) {
-		printf("ch %c freq %d\n", forest[i]->ch, forest[i]->freq);
-	}
-
 	struct tree *parent = forest[0];
 	for (int i = 0; i < ntrees-1; i++) {
 		parent = merge_smallest(forest, ntrees);
@@ -131,8 +125,8 @@ struct tree *create_tree(FILE *file)
 	/* This is not needed anymore */
 	free(forest);
 
-
-	printf("Returning tree\n");
+	if (DEBUG)
+		printf("Returning tree\n");
 	return parent;
 }
 
@@ -180,20 +174,16 @@ static int write_entry(struct BIT_BUFFER *bitbuf, struct tree *parent,
 					   unsigned char c, int *pathbuf)
 {
 	int length = get_rev_path(parent, c, pathbuf, 0);
-	printf("Length %d\n", length);
 
 	/* The path is in reverse. Now write it out in correct order. */
 	for (int i = length-1; i >= 0; i--) {
 		bb_write(bitbuf, &pathbuf[i], 1);
-		printf("i %d Bit %d\n", i, pathbuf[i]);
 	}
 }
 
 int encode_tree(struct BIT_BUFFER *bitbuf, struct tree *parent, char *buf,
 				size_t length)
 {
-	printf("Bit pos at %d %d\n", ftell(bitbuf->fp), bitbuf->pos);
-
 	/* It makes much more sense to write the count when there is only one
 	 * char. */
 	if (!parent->left && !parent->right) {
@@ -237,15 +227,14 @@ static int read_entries(struct BIT_BUFFER *bitbuf, FILE *out,
 	}
 
 	while ((bit = bb_read(bitbuf, 1)) != NULL) {
-		printf("Reading bit %d\n", *bit);
-
 		if (*bit == 0)
 			leaf = leaf->left;
 		else
 			leaf = leaf->right;
 
 		if (!leaf->left && !leaf->right) {
-			printf("Found from encoded %c\n", leaf->ch);
+			if (DEBUG)
+				printf("Found from encoded tree %c\n", leaf->ch);
 			fwrite(&leaf->ch, 1, 1, out);
 			leaf = parent;
 		}
@@ -253,7 +242,8 @@ static int read_entries(struct BIT_BUFFER *bitbuf, FILE *out,
 		free(bit);
 
 		if (ftell(bitbuf->fp) == lastbyte && bitbuf->pos + throwaways >= 8) {
-			printf("Stopping\n");
+			if (DEBUG)
+				printf("Stopping\n");
 			break;
 		}
 	}