1 files changed, 42 insertions, 0 deletions
diff --git a/lexer/symbol.c b/lexer/symbol.c
new file mode 100644
index 0000000..7a8001f
--- /dev/null
+++ b/lexer/symbol.c
@@ -0,0 +1,42 @@
+/* Name: make_local_label()
+ * Desc: Constructs a local label of the form:
+ *	 " " + global_name + " " + local_name
+ * Args:
+ *	global: Global label name.
+ *	global_len: Length of Global label name.
+ *	local: Local label name.
+ *	local_len: Length of Local label name.
+ * Return value: Returns the constructed local label.
+ */
+
+char make_local_label(char *global, int global_len, char *local, int local_len) {
+	char *name;
+	char *p;
+
+	if (!global_len) {
+		/* Use last defined global. */
+		global = last_global;
+		global_len = strlen(last_global);
+	}
+	name = malloc(local_len+global_len+3);
+	p = name;
+	*p++ = ' ';
+	if (global_len) {
+		memcpy(p, global, global_len);
+		p += global_len;
+	}
+	*p++ = ' ';
+	memcpy(p, local, local_len);
+	p[local_len] = '\0';
+	return name;
+}
+
+/* Name:
+ * Desc:
+ * Args:
+ *
+ *
+ *
+ *
+ * Return value:
+ */