Big changes, starting to divided up i .c and .h files

std_singos/stdlib.h

@@ -3,6 +3,7 @@ unsigned int global_heap_end = 0;
 unsigned int global_heap_next = 0;
 
 void* malloc(num_bytes);
+void* calloc(number_elements, size);
 int set_heap_settings(param_start, param_end);
 unsigned int get_heap_next();
 
@@ -19,6 +20,31 @@ int num_bytes;
 	return allocated_pointer;
 }
 
+void* calloc(number_elements, size)
+unsigned int number_elements;
+unsigned int size;
+{
+	int i;
+	char* temp_pointer;
+	unsigned int num_bytes = number_elements * size;
+	void* allocated_pointer = global_heap_next;
+	global_heap_next = global_heap_next + num_bytes;
+	if (global_heap_next > global_heap_end)
+	{
+		return 0; /* No more memory */
+	}
+
+	/* Since this is calloc, we set the memory to zero */
+	temp_pointer = allocated_pointer;
+	for (i = 0; i < num_bytes; ++i)
+	{
+		*temp_pointer = 0;
+		temp_pointer++;
+	}
+
+	return allocated_pointer;
+}
+
 int set_heap_settings(param_start, param_end)
 unsigned int param_start;
 unsigned int param_end;

std_singos/string.h

@@ -1,5 +1,4 @@
 
-
 typedef struct Length_String {
     short dynamic;
     unsigned int length;
@@ -15,7 +14,7 @@ void strcpy (destination, destination_segment, source, source_segment );
 int strlen (source, source_segment);
 void memcpy (destination, destination_segment, source, source_segment, num_bytes );
 
-// Additionals to standard c lib. 
+/* Additionals to standard c lib. */ 
 String_Array *string_split_c(string, delim, keep_delim);
 Length_String *make_length_string(length, chars);
 Length_String *make_length_string_c(cstring);
@@ -92,7 +91,7 @@ int source_segment;
         mov si, ax
         mov ax, SOURCE_SEGMENT; 
         mov ds, ax
-        mov cx, 0x050 // TODO(Jørn) Hardcded number of bytes to copy
+        mov cx, 0x050  ;TODO(Jørn) Hardcded number of bytes to copy
     .label_strcpy_loop:
         movsb
         cmp cx, 0x0
@@ -186,8 +185,7 @@ char *chars;
 {
 
     Length_String *legth_string = malloc(sizeof(Length_String));
-
-    char *copy = malloc(length + 1); // Space for null terminator
+    char *copy = malloc(length + 1); /* Space for null terminator */
     memcpy(copy, 0x7e0, chars, 0x7e0, length);
     copy[length] = '\0';
 
@@ -272,7 +270,7 @@ char *chars;
 {
     
     Length_String *legth_string = malloc(sizeof(Length_String));
-    char *copy = malloc(length + 1); // Space for null terminator
+    char *copy = malloc(length + 1); /*  Space for null terminator */
     memcpy(copy, 0x7e0, chars, 0x7e0, length);
     copy[length] = '\0';