/* taint.c
*
- * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- * 2000, 2001, 2002, 2003, 2004, 2005, 2006, by Larry Wall and others
+ * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
+ * 2002, 2003, 2004, 2005, 2006, 2007, 2008 by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*/
/*
- * "...we will have peace, when you and all your works have perished--and
- * the works of your dark master to whom you would deliver us. You are a
- * liar, Saruman, and a corrupter of men's hearts." --Theoden
+ * '...we will have peace, when you and all your works have perished--and
+ * the works of your dark master to whom you would deliver us. You are a
+ * liar, Saruman, and a corrupter of men's hearts.' --Théoden
+ *
+ * [p.580 of _The Lord of the Rings_, III/x: "The Voice of Saruman"]
*/
/* This file contains a few functions for handling data tainting in Perl
#include "perl.h"
void
-Perl_taint_proper(pTHX_ const char *f, const char *s)
+Perl_taint_proper(pTHX_ const char *f, const char *const s)
{
#if defined(HAS_SETEUID) && defined(DEBUGGING)
dVAR;
+
+ PERL_ARGS_ASSERT_TAINT_PROPER;
+
# if Uid_t_size == 1
{
const UV uid = PL_uid;
else
ug = " while running with -T switch";
if (PL_unsafe || PL_taint_warn) {
- if(ckWARN(WARN_TAINT))
+ if(ckWARN_d(WARN_TAINT))
Perl_warner(aTHX_ packWARN(WARN_TAINT), f, s, ug);
}
else {
"CDPATH", /* ksh dain bramage #1 */
"ENV", /* ksh dain bramage #2 */
"BASH_ENV", /* bash dain bramage -- I guess it's contagious */
+#ifdef WIN32
+ "PERL5SHELL", /* used for system() on Windows */
+#endif
NULL
};
/* If there's no %ENV hash of if it's not magical, croak, because
* it probably doesn't reflect the actual environment */
if (!GvHV(PL_envgv) || !(SvRMAGICAL(GvHV(PL_envgv))
- && mg_find((SV*)GvHV(PL_envgv), PERL_MAGIC_env))) {
+ && mg_find((const SV *)GvHV(PL_envgv), PERL_MAGIC_env))) {
const bool was_tainted = PL_tainted;
const char * const name = GvENAME(PL_envgv);
PL_tainted = TRUE;