Commit: ba17929975711bbcf99496d01ec1d8c1b4a58afd - groff-psbb (git)

Demonstration of groff .psbb request handling code, for EPS and PDF input files

Commit MetaInfo

• Révision: ba17929975711bbcf99496d01ec1d8c1b4a58afd (tree)
• l'heure: 2017-10-11 20:46:02
• Auteur: Keith Marshall <keith@user...>
• Commiter: Keith Marshall

Message de Log

Avoid a potential PDFSCANOBJECT lexer overrun.

* psbblex.l: Do not allow the lexer to remain in...
(PDFOBJTYPE): ...this state, when object type is unrecognized, and...
[DEBUGGING]: ...log any unrecognized object type name.

Change Summary

• modified: psbblex.l

Modification

--- a/psbblex.l
+++ b/psbblex.l
@@ -359,6 +359,12 @@ static int pdf_trailer( void )
 <PDFOBJTYPE>{
 "/Catalog"/{PDFSEP}	{ yy_pop_state(); RETURN(PDFOBJREF); }
 "/Page"s?/{PDFSEP}	{ yy_pop_state(); }
+"/"{PDFNAME}/{PDFSEP}	{ DEBUG_MSG(("%d: ignoring unknown object type '%s'\n"
+			      "%d: fall back to state 'PDFIGNORE'\n",
+			      YYSTATE, yytext, YYSTATE
+			    ));
+			  BEGIN PDFIGNORE;
+			}
 {SEP}+
 }