1 files changed, 20 insertions, 0 deletions
diff --git a/compil.lex b/compil.lex
index 504eaaf..1bac4f2 100644
--- a/compil.lex
+++ b/compil.lex
@@ -20,6 +20,13 @@
     int errstate = 0;
     int got_ptr = 0;
 
+    const int max_tagsize = 64;
+
+    char unknown_tag[65];
+    char * unknown_tag_ptr;
+
+    int in_unknown_tag = 0;
+
 %%
 
 <INITIAL>"<roomscripts>" {
@@ -149,6 +156,19 @@
     }
 
 <I>.    {
+        if (*yytext == '<') {
+            in_unknown_tag = 1;
+            unknown_tag_ptr = unknown_tag;
+        } else if (*yytext == '>') {
+            *unknown_tag_ptr = 0;
+            fprintf(stderr, "Got an unknown tag: %s\n", unknown_tag);
+            in_unknown_tag = 0;
+        } else if (in_unknown_tag) {
+            *unknown_tag_ptr++ = *yytext;
+            if ((unknown_tag_ptr - unknown_tag) == max_tagsize) {
+                in_unknown_tag = 0;
+            }
+        }
         fputc(*yytext, yyout);
     }