-%option nounput
+%option nounput noyywrap
%{
-/* Copyright (C) 1991-2014 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2017 Free Software Foundation, Inc.
Written by Steve Chamberlain of Cygnus Support.
This file is part of the GNU Binutils.
yylex and yyparse (indirectly) both check this. */
input_type parser_input;
-/* Line number in the current input file.
- (FIXME Actually, it doesn't appear to get reset for each file?) */
-unsigned int lineno = 1;
+/* Line number in the current input file. */
+unsigned int lineno;
/* The string we are currently lexing, or NULL if we are reading a
file. */
*/
#define RTOKEN(x) { yylval.token = x; return x; }
-/* Some versions of flex want this. */
-#ifndef yywrap
-int yywrap (void) { return 1; }
-#endif
%}
%a 4000
<BOTH,SCRIPT>"BYTE" { RTOKEN( BYTE);}
<BOTH,SCRIPT>"NOFLOAT" { RTOKEN(NOFLOAT);}
<EXPRESSION,BOTH,SCRIPT>"NOCROSSREFS" { RTOKEN(NOCROSSREFS);}
+<EXPRESSION,BOTH,SCRIPT>"NOCROSSREFS_TO" { RTOKEN(NOCROSSREFS_TO);}
<BOTH,SCRIPT>"OVERLAY" { RTOKEN(OVERLAY); }
<BOTH,SCRIPT>"SORT_BY_NAME" { RTOKEN(SORT_BY_NAME); }
<BOTH,SCRIPT>"SORT_BY_ALIGNMENT" { RTOKEN(SORT_BY_ALIGNMENT); }
<EXPRESSION,BOTH,SCRIPT,VERS_NODE,INPUTLIST>"\""[^\"]*"\"" {
/* No matter the state, quotes
- give what's inside */
+ give what's inside. */
+ bfd_size_type len;
yylval.name = xstrdup (yytext + 1);
- yylval.name[yyleng - 2] = 0;
+ /* PR ld/20906. A corrupt input file
+ can contain bogus strings. */
+ len = strlen (yylval.name);
+ if (len > yyleng - 2)
+ len = yyleng - 2;
+ yylval.name[len] = 0;
return NAME;
}
<BOTH,SCRIPT,EXPRESSION>"\n" { lineno++;}
return *yytext;
}
-<VERS_START,VERS_NODE,VERS_SCRIPT>[\n] { lineno++; }
+<VERS_START,VERS_NODE,VERS_SCRIPT,INPUTLIST>[\n] { lineno++; }
<VERS_START,VERS_NODE,VERS_SCRIPT>#.* { /* Eat up comments */ }
<<EOF>> {
include_stack_ptr--;
if (include_stack_ptr == 0)
- yyterminate ();
+ {
+ lineno = 0;
+ yyterminate ();
+ }
else
yy_switch_to_buffer (include_stack[include_stack_ptr]);