Package: flex
Version: 2.5.31-36
Severity: important
The implementation of the -P option is incompatible with flex 2.5.4a,
since it does not leave the POSIX lex variables yytext and yyleng
accessible in the lexer when this option is used. Here is a fix:
Index: main.c
--- flex-2.5.31/main.c 2003-04-01 01:51:38.000000000 +0000
+++ flex-2.5.31-20051223/main.c 2005-12-23 21:10:13.000000000 +0000
@@ -1661,6 +1661,15 @@
("%option yyclass only meaningful for C++
scanners"));
}
+ /*
+ * Ensure that lexers work when the -P option is used.
+ * The yytext_ptr variable in this implementation is useless.
+ */
+ if ( strcmp(prefix, "yy") ) {
+ outn ("#define [[yytext]] yytext");
+ outn ("#define [[yyleng]] yyleng");
+ }
+
if (useecs)
numecs = cre8ecs (nextecm, ecgroup, csize);
else
-- System Information:
Debian Release: testing/unstable
APT prefers testing
APT policy: (500, 'testing')
Architecture: i386 (i686)
Shell: /bin/sh linked to /bin/bash
Kernel: Linux 2.4.27-td2
Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968)
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