diff options
Diffstat (limited to 'extra/graphviz/yyerror0.patch')
| -rw-r--r-- | extra/graphviz/yyerror0.patch | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/extra/graphviz/yyerror0.patch b/extra/graphviz/yyerror0.patch deleted file mode 100644 index f8bb98373..000000000 --- a/extra/graphviz/yyerror0.patch +++ /dev/null @@ -1,53 +0,0 @@ -From 7aaddf52cd98589fb0c3ab72a393f8411838438a Mon Sep 17 00:00:00 2001 -From: "Emden R. Gansner" <erg@alum.mit.edu> -Date: Fri, 4 Oct 2013 09:06:39 -0400 -Subject: [PATCH] Fix buffer overflow problem when reporting a syntax error - with a very long input line - ---- - lib/cgraph/scan.l | 21 +++++++++++++++------ - 1 file changed, 15 insertions(+), 6 deletions(-) - -diff --git a/lib/cgraph/scan.l b/lib/cgraph/scan.l -index 3cfde0f..2efd203 100644 ---- a/lib/cgraph/scan.l -+++ b/lib/cgraph/scan.l -@@ -16,6 +16,7 @@ - %{ - #include <grammar.h> - #include <cghdr.h> -+#include <agxbuf.h> - #include <ctype.h> - #define GRAPH_EOF_TOKEN '@' /* lex class must be defined below */ - /* this is a workaround for linux flex */ -@@ -191,13 +192,21 @@ ID ({NAME}|{NUMBER}) - %% - void yyerror(char *str) - { -+ unsigned char xbuf[BUFSIZ]; - char buf[BUFSIZ]; -- if (InputFile) -- sprintf(buf,"%s:%d: %s in line %d near '%s'\n",InputFile, line_num, -- str,line_num,yytext); -- else -- sprintf(buf," %s in line %d near '%s'\n", str,line_num,yytext); -- agerr(AGWARN,buf); -+ agxbuf xb; -+ -+ agxbinit(&xb, BUFSIZ, xbuf); -+ if (InputFile) { -+ agxbput (&xb, InputFile); -+ agxbput (&xb, ": "); -+ } -+ sprintf(buf," %s in line %d near '", str,line_num); -+ agxbput (&xb, buf); -+ agxbput (&xb, yytext); -+ agxbput (&xb,"'\n"); -+ agerr(AGWARN,agxbuse(&xb)); -+ agxbfree(&xb); - } - /* must be here to see flex's macro defns */ - void aglexeof() { unput(GRAPH_EOF_TOKEN); } --- -1.8.5.1 - |