[PATCH v3 2/7] widl: Truncate identifiers that exceed the 255 character limit.

[Hans Leidekker]

From: Hans Leidekker

Like midl does.
---
 tools/widl/parser.l | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/tools/widl/parser.l b/tools/widl/parser.l
index 9ff4e7b01f6..c57ad990c5b 100644
--- a/tools/widl/parser.l
+++ b/tools/widl/parser.l
@@ -136,7 +136,10 @@ static int token_uuid( const char *str, YYSTYPE *yylval )

static int token_str( int token, const char *str, YYSTYPE *yylval )
 {
-    char *tmp = xstrdup( str );
+    int len = strlen( str );
+    char *tmp = xmalloc( len + 1 );
+
+    strcpy( tmp, str );

if (token == aWSTRING || token == aSTRING || token == aSQSTRING)
     {
@@ -149,6 +152,14 @@ static int token_str( int token, const char *str, YYSTYPE *yylval )
         }
         dst[-1] = 0; /* strip last quote */
     }
+    else if (token == aIDENTIFIER)
+    {
+        if (len > 255)
+        {
+            warning( "truncating identifier that exceeds 255 character limit\n" );
+            tmp[255] = 0;
+        }
+    }

yylval->str = tmp;
     return token;