[no reason given] is not good.

[p5sagit/p5-mst-13.2.git] / mg.c

diff --git a/mg.c b/mg.c
index 4fc2ffc..793035d 100644 (file)
--- a/mg.c
+++ b/mg.c
@@ -612,12 +612,16 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg)
        }
        break;
     case '\024':               /* ^T */
+        if (*(mg->mg_ptr+1) == '\0') {
 #ifdef BIG_TIME
-       sv_setnv(sv, PL_basetime);
+            sv_setnv(sv, PL_basetime);
 #else
-       sv_setiv(sv, (IV)PL_basetime);
+            sv_setiv(sv, (IV)PL_basetime);
 #endif
-       break;
+        }
+        else if (strEQ(mg->mg_ptr, "\024AINT"))
+            sv_setiv(sv, PL_tainting);
+        break;
     case '\027':               /* ^W  & $^WARNING_BITS & ^WIDE_SYSTEM_CALLS */
        if (*(mg->mg_ptr+1) == '\0')
            sv_setiv(sv, (IV)((PL_dowarn & G_WARN_ON) ? TRUE : FALSE));
@@ -955,27 +959,10 @@ Perl_magic_clear_all_env(pTHX_ SV *sv, MAGIC *mg)
 #if defined(VMS) || defined(EPOC)
     Perl_die(aTHX_ "Can't make list assignment to %%ENV on this system");
 #else
-#   ifdef PERL_IMPLICIT_SYS
+#   if defined(PERL_IMPLICIT_SYS) || defined(WIN32)
     PerlEnv_clearenv();
 #   else
-#      ifdef WIN32
-    char *envv = GetEnvironmentStrings();
-    char *cur = envv;
-    STRLEN len;
-    while (*cur) {
-       char *end = strchr(cur,'=');
-       if (end && end != cur) {
-           *end = '\0';
-           my_setenv(cur,Nullch);
-           *end = '=';
-           cur = end + strlen(end+1)+2;
-       }
-       else if ((len = strlen(cur)))
-           cur += len+1;
-    }
-    FreeEnvironmentStrings(envv);
-#      else
-#ifdef USE_ENVIRON_ARRAY
+#       ifdef USE_ENVIRON_ARRAY
 #          ifndef PERL_USE_SAFE_PUTENV
     I32 i;
 
@@ -988,10 +975,9 @@ Perl_magic_clear_all_env(pTHX_ SV *sv, MAGIC *mg)
 
     environ[0] = Nullch;
 
-#endif /* USE_ENVIRON_ARRAY */
-#      endif /* WIN32 */
-#   endif /* PERL_IMPLICIT_SYS */
-#endif /* VMS */
+#       endif /* USE_ENVIRON_ARRAY */
+#   endif /* PERL_IMPLICIT_SYS || WIN32 */
+#endif /* VMS || EPC */
     return 0;
 }
 
@@ -1894,6 +1880,8 @@ Perl_magic_set(pTHX_ SV *sv, MAGIC *mg)
     case '|':
        {
            IO *io = GvIOp(PL_defoutgv);
+           if(!io)
+             break;
            if ((SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv)) == 0)
                IoFLAGS(io) &= ~IOf_FLUSH;
            else {
@@ -2216,7 +2204,9 @@ Perl_whichsig(pTHX_ char *sig)
     return 0;
 }
 
+#if !defined(PERL_IMPLICIT_CONTEXT)
 static SV* sig_sv;
+#endif
 
 Signal_t
 Perl_sighandler(int sig)
@@ -2284,7 +2274,9 @@ Perl_sighandler(int sig)
     if(PL_psig_name[sig]) {
        sv = SvREFCNT_inc(PL_psig_name[sig]);
        flags |= 64;
+#if !defined(PERL_IMPLICIT_CONTEXT)
        sig_sv = sv;
+#endif
     } else {
        sv = sv_newmortal();
        sv_setpv(sv,PL_sig_name[sig]);
@@ -2385,6 +2377,8 @@ unwind_handler_stack(pTHX_ void *p)
     if (flags & 1)
        PL_savestack_ix -= 5; /* Unprotect save in progress. */
     /* cxstack_ix-- Not needed, die already unwound it. */
+#if !defined(PERL_IMPLICIT_CONTEXT)
     if (flags & 64)
        SvREFCNT_dec(sig_sv);
+#endif
 }