Plan 9: No Configure.

[perl5.git] / mg.c

diff --git a/mg.c b/mg.c
index 8881f10..fae5cda 100644 (file)
--- a/mg.c
+++ b/mg.c
@@ -29,6 +29,10 @@
 #  endif
 #endif
 
+#ifdef __hpux
+#  include <sys/pstat.h>
+#endif
+
 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
 #if !defined(HAS_SIGACTION) && defined(VMS)
 #  define  FAKE_PERSISTENT_SIGNAL_HANDLERS
@@ -654,9 +658,15 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg)
 #endif
         }
         else if (strEQ(mg->mg_ptr, "\024AINT"))
-            sv_setiv(sv, PL_tainting);
+            sv_setiv(sv, PL_tainting
+                   ? (PL_taint_warn || PL_unsafe ? -1 : 1)
+                   : 0);
         break;
-    case '\027':               /* ^W  & $^WARNING_BITS & ^WIDE_SYSTEM_CALLS */
+    case '\025':               /* $^UTF8_LOCALE */
+        if (strEQ(mg->mg_ptr, "\025TF8_LOCALE"))
+           sv_setiv(sv, (IV) (PL_wantutf8 && PL_utf8locale));
+        break;
+    case '\027':               /* ^W  & $^WARNING_BITS */
        if (*(mg->mg_ptr+1) == '\0')
            sv_setiv(sv, (IV)((PL_dowarn & G_WARN_ON) ? TRUE : FALSE));
        else if (strEQ(mg->mg_ptr+1, "ARNING_BITS")) {
@@ -673,8 +683,6 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg)
            }
            SvPOK_only(sv);
        }
-       else if (strEQ(mg->mg_ptr+1, "IDE_SYSTEM_CALLS"))
-           sv_setiv(sv, (IV)PL_widesyscalls);
        break;
     case '1': case '2': case '3': case '4':
     case '5': case '6': case '7': case '8': case '9': case '&':
@@ -814,7 +822,7 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg)
        break;
     case '\\':
        if (PL_ors_sv)
-           sv_setpv(sv,SvPVX(PL_ors_sv));
+           sv_copypv(sv, PL_ors_sv);
        break;
     case '#':
        sv_setpv(sv,PL_ofmt);
@@ -1450,8 +1458,13 @@ Perl_magic_setdbline(pTHX_ SV *sv, MAGIC *mg)
     i = SvTRUE(sv);
     svp = av_fetch(GvAV(gv),
                     atoi(MgPV(mg,n_a)), FALSE);
-    if (svp && SvIOKp(*svp) && (o = INT2PTR(OP*,SvIVX(*svp))))
-       o->op_private = (U8)i;
+    if (svp && SvIOKp(*svp) && (o = INT2PTR(OP*,SvIVX(*svp)))) {
+       /* set or clear breakpoint in the relevant control op */
+       if (i)
+           o->op_flags |= OPf_SPECIAL;
+       else
+           o->op_flags &= ~OPf_SPECIAL;
+    }
     return 0;
 }
 
@@ -1827,6 +1840,16 @@ Perl_magic_setcollxfrm(pTHX_ SV *sv, MAGIC *mg)
 }
 #endif /* USE_LOCALE_COLLATE */
 
+/* Just clear the UTF-8 cache data. */
+int
+Perl_magic_setutf8(pTHX_ SV *sv, MAGIC *mg)
+{
+    Safefree(mg->mg_ptr);      /* The mg_ptr holds the pos cache. */
+    mg->mg_ptr = 0;
+    mg->mg_len = -1;           /* The mg_len holds the len cache. */
+    return 0;
+}
+
 int
 Perl_magic_set(pTHX_ SV *sv, MAGIC *mg)
 {
@@ -1846,32 +1869,37 @@ Perl_magic_set(pTHX_ SV *sv, MAGIC *mg)
        DEBUG_x(dump_all());
        break;
     case '\005':  /* ^E */
-        if (*(mg->mg_ptr+1) == '\0') {
+       if (*(mg->mg_ptr+1) == '\0') {
 #ifdef MACOS_TRADITIONAL
-             gMacPerl_OSErr = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
+           gMacPerl_OSErr = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
 #else
 #  ifdef VMS
-             set_vaxc_errno(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
+           set_vaxc_errno(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
 #  else
 #    ifdef WIN32
-             SetLastError( SvIV(sv) );
+           SetLastError( SvIV(sv) );
 #    else
 #      ifdef OS2
-             os2_setsyserrno(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
+           os2_setsyserrno(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
 #      else
-             /* will anyone ever use this? */
-             SETERRNO(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv), 4);
+           /* will anyone ever use this? */
+           SETERRNO(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv), 4);
 #      endif
 #    endif
 #  endif
 #endif
-        }
-        else if (strEQ(mg->mg_ptr+1, "NCODING")) {
-            if (PL_encoding)
-                sv_setsv(PL_encoding, sv);
-            else
-                PL_encoding = newSVsv(sv);
-        }
+       }
+       else if (strEQ(mg->mg_ptr+1, "NCODING")) {
+           if (PL_encoding)
+               SvREFCNT_dec(PL_encoding);
+           if (SvOK(sv) || SvGMAGICAL(sv)) {
+               PL_encoding = newSVsv(sv);
+           }
+           else {
+               PL_encoding = Nullsv;
+           }
+       }
+       break;
     case '\006':       /* ^F */
        PL_maxsysfd = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
        break;
@@ -1914,7 +1942,13 @@ Perl_magic_set(pTHX_ SV *sv, MAGIC *mg)
        PL_basetime = (Time_t)(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
 #endif
        break;
-    case '\027':       /* ^W & $^WARNING_BITS & ^WIDE_SYSTEM_CALLS */
+    case '\025':       /* $^UTF8_LOCALE */
+        if (SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv))
+           PL_wantutf8 = PL_utf8locale;
+       else
+           PL_wantutf8 = FALSE;
+        break;
+    case '\027':       /* ^W & $^WARNING_BITS */
        if (*(mg->mg_ptr+1) == '\0') {
            if ( ! (PL_dowarn & G_WARN_ALL_MASK)) {
                i = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
@@ -1956,8 +1990,6 @@ Perl_magic_set(pTHX_ SV *sv, MAGIC *mg)
                }
            }
        }
-       else if (strEQ(mg->mg_ptr+1, "IDE_SYSTEM_CALLS"))
-           PL_widesyscalls = (bool)SvTRUE(sv);
        break;
     case '.':
        if (PL_localizing) {
@@ -2202,6 +2234,7 @@ Perl_magic_set(pTHX_ SV *sv, MAGIC *mg)
        break;
 #ifndef MACOS_TRADITIONAL
     case '0':
+       LOCK_DOLLARZERO_MUTEX;
 #ifdef HAS_SETPROCTITLE
        /* The BSDs don't show the argv[] in ps(1) output, they
         * show a string from the process struct and provide
@@ -2226,6 +2259,14 @@ Perl_magic_set(pTHX_ SV *sv, MAGIC *mg)
 #   endif
        }
 #endif
+#if defined(__hpux) && defined(PSTAT_SETCMD)
+       {
+            union pstun un;
+            s = SvPV(sv, len);
+            un.pst_command = s;
+            pstat(PSTAT_SETCMD, un, len, 0, 0);
+       }
+#endif
        if (!PL_origalen) {
            s = PL_origargv[0];
            s += strlen(s);
@@ -2281,6 +2322,7 @@ Perl_magic_set(pTHX_ SV *sv, MAGIC *mg)
            for (i = 1; i < PL_origargc; i++)
                PL_origargv[i] = Nullch;
        }
+       UNLOCK_DOLLARZERO_MUTEX;
        break;
 #endif
     }