diff -r ebbf0776c1bc -r 537aec525835 src/codegens.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/codegens.c	Thu Jan 23 09:19:37 2014 +0100
@@ -0,0 +1,63 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2014 Mike Becker. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <ctype.h>
+#include <string.h>
+#include "codegens.h"
+
+
+size_t writeescapedchar(char *dest, size_t dp, char c) {
+    if (c == '>') {
+        dest[dp++] = '&'; dest[dp++] = 'g'; dest[dp++] = 't'; dest[dp++] = ';';
+    } else if (c == '<') {
+        dest[dp++] = '&'; dest[dp++] = 'l'; dest[dp++] = 't'; dest[dp++] = ';';
+    } else {
+        dest[dp++] = c;
+    }
+
+    return dp;
+}
+
+int iskeyword(char *word, const char** keywords) {
+    for (int i = 0 ; keywords[i] ; i++) {
+        if (strncmp(keywords[i], word, WORDBUF_SIZE) == 0) {
+            return 1;
+        }
+    }
+    return 0;
+}
+
+int iscapsonly(char *word, size_t wp) {
+    for (size_t i = 0 ; i < wp ; i++) {
+        if (!isupper(word[i]) && word[i] != '_') {
+            return 0;
+        }
+    }
+    return 1;
+}