+ const char* const *e;
+ static const char* const misc_env[] = {
+ "IFS", /* most shells' inter-field separators */
+ "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
+ };
+
+ /* Don't bother if there's no *ENV glob */
+ if (!PL_envgv)
+ return;
+ /* If there's no %ENV hash or 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((const SV *)GvHV(PL_envgv), PERL_MAGIC_env))) {
+ const bool was_tainted = TAINT_get;
+ const char * const name = GvENAME(PL_envgv);
+ TAINT;
+ if (strEQ(name,"ENV"))
+ /* hash alias */
+ taint_proper("%%ENV is aliased to %s%s", "another variable");
+ else
+ /* glob alias: report it in the error message */
+ taint_proper("%%ENV is aliased to %%%s%s", name);
+ /* this statement is reached under -t or -U */
+ TAINT_set(was_tainted);
+#ifdef NO_TAINT_SUPPORT
+ PERL_UNUSED_VAR(was_tainted);
+#endif
+ }
+
+#ifdef VMS
+ {
+ int i = 0;
+ char name[10 + TYPE_DIGITS(int)] = "DCL$PATH";
+ STRLEN len = 8; /* strlen(name) */
+
+ while (1) {
+ MAGIC* mg;
+ if (i)
+ len = my_sprintf(name,"DCL$PATH;%d", i);
+ svp = hv_fetch(GvHVn(PL_envgv), name, len, FALSE);
+ if (!svp || *svp == &PL_sv_undef)
+ break;
+ if (SvTAINTED(*svp)) {
+ TAINT;
+ taint_proper("Insecure %s%s", "$ENV{DCL$PATH}");
+ }
+ if ((mg = mg_find(*svp, PERL_MAGIC_envelem)) && MgTAINTEDDIR(mg)) {
+ TAINT;
+ taint_proper("Insecure directory in %s%s", "$ENV{DCL$PATH}");
+ }
+ i++;
+ }
+ }
+#endif /* VMS */