various fixes for race conditions under threads: mutex locks based

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

diff --git a/pp_sys.c b/pp_sys.c
index 7fa4de2..b3de2f8 100644 (file)
--- a/pp_sys.c
+++ b/pp_sys.c
@@ -350,6 +350,8 @@ PP(pp_backtick)
 PP(pp_glob)
 {
     OP *result;
+    tryAMAGICunTARGET(iter, -1);
+
     ENTER;
 
 #ifndef VMS
@@ -359,7 +361,7 @@ PP(pp_glob)
         * so for security reasons we must assume the worst.
         */
        TAINT;
-       taint_proper(no_security, "glob");
+       taint_proper(PL_no_security, "glob");
     }
 #endif /* !VMS */
 
@@ -484,12 +486,12 @@ PP(pp_open)
     if (MAXARG > 1)
        sv = POPs;
     if (!isGV(TOPs))
-       DIE(no_usym, "filehandle");
+       DIE(PL_no_usym, "filehandle");
     if (MAXARG <= 1)
        sv = GvSV(TOPs);
     gv = (GV*)POPs;
     if (!isGV(gv))
-       DIE(no_usym, "filehandle");
+       DIE(PL_no_usym, "filehandle");
     if (GvIOp(gv))
        IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT;
     tmps = SvPV(sv, len);
@@ -513,9 +515,9 @@ PP(pp_close)
     else
        gv = (GV*)POPs;
 
-    if (SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q'))) {
+    if (mg = SvTIED_mg((SV*)gv, 'q')) {
        PUSHMARK(SP);
-       XPUSHs(mg->mg_obj);
+       XPUSHs(SvTIED_obj((SV*)gv, mg));
        PUTBACK;
        ENTER;
        perl_call_method("CLOSE", G_SCALAR);
@@ -545,7 +547,7 @@ PP(pp_pipe_op)
        goto badexit;
 
     if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV)
-       DIE(no_usym, "filehandle");
+       DIE(PL_no_usym, "filehandle");
     rstio = GvIOn(rgv);
     wstio = GvIOn(wgv);
 
@@ -570,13 +572,16 @@ PP(pp_pipe_op)
        else PerlLIO_close(fd[1]);
        goto badexit;
     }
-
+#if defined(HAS_FCNTL) && defined(F_SETFD)
+    fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd);  /* ensure close-on-exec */
+    fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd);  /* ensure close-on-exec */
+#endif
     RETPUSHYES;
 
 badexit:
     RETPUSHUNDEF;
 #else
-    DIE(no_func, "pipe");
+    DIE(PL_no_func, "pipe");
 #endif
 }
 
@@ -707,8 +712,8 @@ PP(pp_tie)
     sv = TOPs;
     POPSTACK;
     if (sv_isobject(sv)) {
-       sv_unmagic(varsv, how);            
-       sv_magic(varsv, sv, how, Nullch, 0);
+       sv_unmagic(varsv, how);
+       sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0);
     }
     LEAVE;
     SP = PL_stack_base + markoff;
@@ -719,18 +724,12 @@ PP(pp_tie)
 PP(pp_untie)
 {
     djSP;
-    SV * sv ;
-
-    sv = POPs;
+    SV *sv = POPs;
+    char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) ? 'P' : 'q';
 
     if (ckWARN(WARN_UNTIE)) {
         MAGIC * mg ;
-        if (SvMAGICAL(sv)) {
-            if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV)
-                mg = mg_find(sv, 'P') ;
-            else
-                mg = mg_find(sv, 'q') ;
-    
+        if (mg = SvTIED_mg(sv, how)) {
             if (mg && SvREFCNT(SvRV(mg->mg_obj)) > 1)  
                warner(WARN_UNTIE,
                    "untie attempted while %lu inner references still exist",
@@ -738,30 +737,23 @@ PP(pp_untie)
         }
     }
  
-    if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV)
-       sv_unmagic(sv, 'P');
-    else
-       sv_unmagic(sv, 'q');
+    sv_unmagic(sv, how);
     RETPUSHYES;
 }
 
 PP(pp_tied)
 {
     djSP;
-    SV * sv ;
-    MAGIC * mg ;
+    SV *sv = POPs;
+    char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) ? 'P' : 'q';
+    MAGIC *mg;
 
-    sv = POPs;
-    if (SvMAGICAL(sv)) {
-        if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV)
-            mg = mg_find(sv, 'P') ;
-        else
-            mg = mg_find(sv, 'q') ;
-
-        if (mg)  {
-            PUSHs(sv_2mortal(newSVsv(mg->mg_obj))) ; 
-            RETURN ;
-       }
+    if (mg = SvTIED_mg(sv, how)) {
+       SV *osv = SvTIED_obj(sv, mg);
+       if (osv == mg->mg_obj)
+           osv = sv_mortalcopy(osv);
+       PUSHs(osv);
+       RETURN;
     }
     RETPUSHUNDEF;
 }
@@ -868,7 +860,12 @@ PP(pp_sselect)
 /* little endians can use vecs directly */
 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
 #  if SELECT_MIN_BITS > 1
-    growsize = SELECT_MIN_BITS / 8;
+    /* If SELECT_MIN_BITS is greater than one we most probably will want
+     * to align the sizes with SELECT_MIN_BITS/8 because for example
+     * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital
+     * UNIX, Solaris, NeXT) the smallest quantum select() operates on
+     * (sets bit) is 32 bits.  */
+    growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8)));
 #  else
     growsize = sizeof(fd_set);
 #  endif
@@ -1021,10 +1018,10 @@ PP(pp_getc)
     if (!gv)
        gv = PL_argvgv;
 
-    if (SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q'))) {
+    if (mg = SvTIED_mg((SV*)gv, 'q')) {
        I32 gimme = GIMME_V;
        PUSHMARK(SP);
-       XPUSHs(mg->mg_obj);
+       XPUSHs(SvTIED_obj((SV*)gv, mg));
        PUTBACK;
        ENTER;
        perl_call_method("GETC", gimme);
@@ -1239,7 +1236,7 @@ PP(pp_prtf)
     else
        gv = PL_defoutgv;
 
-    if (SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q'))) {
+    if (mg = SvTIED_mg((SV*)gv, 'q')) {
        if (MARK == ORIGMARK) {
            MEXTEND(SP, 1);
            ++MARK;
@@ -1247,7 +1244,7 @@ PP(pp_prtf)
            ++SP;
        }
        PUSHMARK(MARK - 1);
-       *MARK = mg->mg_obj;
+       *MARK = SvTIED_obj((SV*)gv, mg);
        PUTBACK;
        ENTER;
        perl_call_method("PRINTF", G_SCALAR);
@@ -1351,12 +1348,12 @@ PP(pp_sysread)
 
     gv = (GV*)*++MARK;
     if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) &&
-       SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q')))
+       (mg = SvTIED_mg((SV*)gv, 'q')))
     {
        SV *sv;
        
        PUSHMARK(MARK-1);
-       *MARK = mg->mg_obj;
+       *MARK = SvTIED_obj((SV*)gv, mg);
        ENTER;
        perl_call_method("READ", G_SCALAR);
        LEAVE;
@@ -1412,7 +1409,7 @@ PP(pp_sysread)
     }
 #else
     if (PL_op->op_type == OP_RECV)
-       DIE(no_sock_func, "recv");
+       DIE(PL_no_sock_func, "recv");
 #endif
     if (offset < 0) {
        if (-offset > blen)
@@ -1425,7 +1422,17 @@ PP(pp_sysread)
        Zero(buffer+bufsize, offset-bufsize, char);
     }
     if (PL_op->op_type == OP_SYSREAD) {
-       length = PerlLIO_read(PerlIO_fileno(IoIFP(io)), buffer+offset, length);
+#ifdef PERL_SOCK_SYSREAD_IS_RECV
+       if (IoTYPE(io) == 's') {
+           length = PerlSock_recv(PerlIO_fileno(IoIFP(io)),
+                                  buffer+offset, length, 0);
+       }
+       else
+#endif
+       {
+           length = PerlLIO_read(PerlIO_fileno(IoIFP(io)),
+                                 buffer+offset, length);
+       }
     }
     else
 #ifdef HAS_SOCKET__bad_code_maybe
@@ -1467,6 +1474,15 @@ PP(pp_sysread)
 
 PP(pp_syswrite)
 {
+    djSP;
+    int items = (SP - PL_stack_base) - TOPMARK;
+    if (items == 2) {
+       SV *sv;
+        EXTEND(SP, 1);
+       sv = sv_2mortal(newSViv(sv_len(*SP)));
+       PUSHs(sv);
+        PUTBACK;
+    }
     return pp_send(ARGS);
 }
 
@@ -1483,13 +1499,11 @@ PP(pp_send)
     MAGIC *mg;
 
     gv = (GV*)*++MARK;
-    if (PL_op->op_type == OP_SYSWRITE &&
-       SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q')))
-    {
+    if (PL_op->op_type == OP_SYSWRITE && (mg = SvTIED_mg((SV*)gv, 'q'))) {
        SV *sv;
        
        PUSHMARK(MARK-1);
-       *MARK = mg->mg_obj;
+       *MARK = SvTIED_obj((SV*)gv, mg);
        ENTER;
        perl_call_method("WRITE", G_SCALAR);
        LEAVE;
@@ -1530,7 +1544,17 @@ PP(pp_send)
            offset = 0;
        if (length > blen - offset)
            length = blen - offset;
-       length = PerlLIO_write(PerlIO_fileno(IoIFP(io)), buffer+offset, length);
+#ifdef PERL_SOCK_SYSWRITE_IS_SEND
+       if (IoTYPE(io) == 's') {
+           length = PerlSock_send(PerlIO_fileno(IoIFP(io)),
+                                  buffer+offset, length, 0);
+       }
+       else
+#endif
+       {
+           length = PerlLIO_write(PerlIO_fileno(IoIFP(io)),
+                                  buffer+offset, length);
+       }
     }
 #ifdef HAS_SOCKET
     else if (SP > MARK) {
@@ -1545,7 +1569,7 @@ PP(pp_send)
 
 #else
     else
-       DIE(no_sock_func, "send");
+       DIE(PL_no_sock_func, "send");
 #endif
     if (length < 0)
        goto say_undef;
@@ -1736,7 +1760,7 @@ PP(pp_ioctl)
     if (SvPOK(argsv)) {
        if (s[SvCUR(argsv)] != 17)
            DIE("Possible memory corruption: %s overflowed 3rd argument",
-               op_name[optype]);
+               PL_op_name[optype]);
        s[SvCUR(argsv)] = 0;            /* put our null back */
        SvSETMAGIC(argsv);              /* Assume it has changed */
     }
@@ -1779,7 +1803,7 @@ PP(pp_flock)
     PUSHi(value);
     RETURN;
 #else
-    DIE(no_func, "flock()");
+    DIE(PL_no_func, "flock()");
 #endif
 }
 
@@ -1823,7 +1847,7 @@ PP(pp_socket)
 
     RETPUSHYES;
 #else
-    DIE(no_sock_func, "socket");
+    DIE(PL_no_sock_func, "socket");
 #endif
 }
 
@@ -1873,7 +1897,7 @@ PP(pp_sockpair)
 
     RETPUSHYES;
 #else
-    DIE(no_sock_func, "socketpair");
+    DIE(PL_no_sock_func, "socketpair");
 #endif
 }
 
@@ -1932,7 +1956,7 @@ nuts:
     SETERRNO(EBADF,SS$_IVCHAN);
     RETPUSHUNDEF;
 #else
-    DIE(no_sock_func, "bind");
+    DIE(PL_no_sock_func, "bind");
 #endif
 }
 
@@ -1962,7 +1986,7 @@ nuts:
     SETERRNO(EBADF,SS$_IVCHAN);
     RETPUSHUNDEF;
 #else
-    DIE(no_sock_func, "connect");
+    DIE(PL_no_sock_func, "connect");
 #endif
 }
 
@@ -1988,7 +2012,7 @@ nuts:
     SETERRNO(EBADF,SS$_IVCHAN);
     RETPUSHUNDEF;
 #else
-    DIE(no_sock_func, "listen");
+    DIE(PL_no_sock_func, "listen");
 #endif
 }
 
@@ -2045,7 +2069,7 @@ badexit:
     RETPUSHUNDEF;
 
 #else
-    DIE(no_sock_func, "accept");
+    DIE(PL_no_sock_func, "accept");
 #endif
 }
 
@@ -2069,7 +2093,7 @@ nuts:
     SETERRNO(EBADF,SS$_IVCHAN);
     RETPUSHUNDEF;
 #else
-    DIE(no_sock_func, "shutdown");
+    DIE(PL_no_sock_func, "shutdown");
 #endif
 }
 
@@ -2078,7 +2102,7 @@ PP(pp_gsockopt)
 #ifdef HAS_SOCKET
     return pp_ssockopt(ARGS);
 #else
-    DIE(no_sock_func, "getsockopt");
+    DIE(PL_no_sock_func, "getsockopt");
 #endif
 }
 
@@ -2149,7 +2173,7 @@ nuts2:
     RETPUSHUNDEF;
 
 #else
-    DIE(no_sock_func, "setsockopt");
+    DIE(PL_no_sock_func, "setsockopt");
 #endif
 }
 
@@ -2158,7 +2182,7 @@ PP(pp_getsockname)
 #ifdef HAS_SOCKET
     return pp_getpeername(ARGS);
 #else
-    DIE(no_sock_func, "getsockname");
+    DIE(PL_no_sock_func, "getsockname");
 #endif
 }
 
@@ -2222,7 +2246,7 @@ nuts2:
     RETPUSHUNDEF;
 
 #else
-    DIE(no_sock_func, "getpeername");
+    DIE(PL_no_sock_func, "getpeername");
 #endif
 }
 
@@ -2274,7 +2298,7 @@ PP(pp_stat)
            PL_laststatval = PerlLIO_stat(SvPV(PL_statname, PL_na), &PL_statcache);
        if (PL_laststatval < 0) {
            if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, PL_na), '\n'))
-               warner(WARN_NEWLINE, warn_nl, "stat");
+               warner(WARN_NEWLINE, PL_warn_nl, "stat");
            max = 0;
        }
     }
@@ -2332,11 +2356,13 @@ PP(pp_ftrread)
        if (result < 0)
            RETPUSHUNDEF;
        RETPUSHNO;
-    } else
+    }
+    else
        result = my_stat(ARGS);
 #else
     result = my_stat(ARGS);
 #endif
+    SPAGAIN;
     if (result < 0)
        RETPUSHUNDEF;
     if (cando(S_IRUSR, 0, &PL_statcache))
@@ -2356,11 +2382,13 @@ PP(pp_ftrwrite)
        if (result < 0)
            RETPUSHUNDEF;
        RETPUSHNO;
-    } else
+    }
+    else
        result = my_stat(ARGS);
 #else
     result = my_stat(ARGS);
 #endif
+    SPAGAIN;
     if (result < 0)
        RETPUSHUNDEF;
     if (cando(S_IWUSR, 0, &PL_statcache))
@@ -2380,11 +2408,13 @@ PP(pp_ftrexec)
        if (result < 0)
            RETPUSHUNDEF;
        RETPUSHNO;
-    } else
+    }
+    else
        result = my_stat(ARGS);
 #else
     result = my_stat(ARGS);
 #endif
+    SPAGAIN;
     if (result < 0)
        RETPUSHUNDEF;
     if (cando(S_IXUSR, 0, &PL_statcache))
@@ -2404,11 +2434,13 @@ PP(pp_fteread)
        if (result < 0)
            RETPUSHUNDEF;
        RETPUSHNO;
-    } else
+    }
+    else
        result = my_stat(ARGS);
 #else
     result = my_stat(ARGS);
 #endif
+    SPAGAIN;
     if (result < 0)
        RETPUSHUNDEF;
     if (cando(S_IRUSR, 1, &PL_statcache))
@@ -2428,11 +2460,13 @@ PP(pp_ftewrite)
        if (result < 0)
            RETPUSHUNDEF;
        RETPUSHNO;
-    } else
+    }
+    else
        result = my_stat(ARGS);
 #else
     result = my_stat(ARGS);
 #endif
+    SPAGAIN;
     if (result < 0)
        RETPUSHUNDEF;
     if (cando(S_IWUSR, 1, &PL_statcache))
@@ -2452,11 +2486,13 @@ PP(pp_fteexec)
        if (result < 0)
            RETPUSHUNDEF;
        RETPUSHNO;
-    } else
+    }
+    else
        result = my_stat(ARGS);
 #else
     result = my_stat(ARGS);
 #endif
+    SPAGAIN;
     if (result < 0)
        RETPUSHUNDEF;
     if (cando(S_IXUSR, 1, &PL_statcache))
@@ -2776,7 +2812,7 @@ PP(pp_fttext)
 #endif
        if (i < 0) {
            if (ckWARN(WARN_NEWLINE) && strchr(SvPV(sv, PL_na), '\n'))
-               warner(WARN_NEWLINE, warn_nl, "open");
+               warner(WARN_NEWLINE, PL_warn_nl, "open");
            RETPUSHUNDEF;
        }
        PL_laststatval = PerlLIO_fstat(i, &PL_statcache);
@@ -2873,7 +2909,7 @@ PP(pp_chown)
     PUSHi(value);
     RETURN;
 #else
-    DIE(no_func, "Unsupported function chown");
+    DIE(PL_no_func, "Unsupported function chown");
 #endif
 }
 
@@ -2887,7 +2923,7 @@ PP(pp_chroot)
     PUSHi( chroot(tmps) >= 0 );
     RETURN;
 #else
-    DIE(no_func, "chroot");
+    DIE(PL_no_func, "chroot");
 #endif
 }
 
@@ -2956,7 +2992,7 @@ PP(pp_link)
     TAINT_PROPER("link");
     SETi( link(tmps, tmps2) >= 0 );
 #else
-    DIE(no_func, "Unsupported function link");
+    DIE(PL_no_func, "Unsupported function link");
 #endif
     RETURN;
 }
@@ -2971,7 +3007,7 @@ PP(pp_symlink)
     SETi( symlink(tmps, tmps2) >= 0 );
     RETURN;
 #else
-    DIE(no_func, "symlink");
+    DIE(PL_no_func, "symlink");
 #endif
 }
 
@@ -3148,7 +3184,7 @@ nope:
        SETERRNO(EBADF,RMS$_DIR);
     RETPUSHUNDEF;
 #else
-    DIE(no_dir_func, "opendir");
+    DIE(PL_no_dir_func, "opendir");
 #endif
 }
 
@@ -3204,7 +3240,7 @@ nope:
     else
        RETPUSHUNDEF;
 #else
-    DIE(no_dir_func, "readdir");
+    DIE(PL_no_dir_func, "readdir");
 #endif
 }
 
@@ -3228,7 +3264,7 @@ nope:
        SETERRNO(EBADF,RMS$_ISI);
     RETPUSHUNDEF;
 #else
-    DIE(no_dir_func, "telldir");
+    DIE(PL_no_dir_func, "telldir");
 #endif
 }
 
@@ -3251,7 +3287,7 @@ nope:
        SETERRNO(EBADF,RMS$_ISI);
     RETPUSHUNDEF;
 #else
-    DIE(no_dir_func, "seekdir");
+    DIE(PL_no_dir_func, "seekdir");
 #endif
 }
 
@@ -3272,7 +3308,7 @@ nope:
        SETERRNO(EBADF,RMS$_ISI);
     RETPUSHUNDEF;
 #else
-    DIE(no_dir_func, "rewinddir");
+    DIE(PL_no_dir_func, "rewinddir");
 #endif
 }
 
@@ -3302,7 +3338,7 @@ nope:
        SETERRNO(EBADF,RMS$_IFI);
     RETPUSHUNDEF;
 #else
-    DIE(no_dir_func, "closedir");
+    DIE(PL_no_dir_func, "closedir");
 #endif
 }
 
@@ -3328,7 +3364,7 @@ PP(pp_fork)
     PUSHi(childpid);
     RETURN;
 #else
-    DIE(no_func, "Unsupported function fork");
+    DIE(PL_no_func, "Unsupported function fork");
 #endif
 }
 
@@ -3344,7 +3380,7 @@ PP(pp_wait)
     XPUSHi(childpid);
     RETURN;
 #else
-    DIE(no_func, "Unsupported function wait");
+    DIE(PL_no_func, "Unsupported function wait");
 #endif
 }
 
@@ -3363,7 +3399,7 @@ PP(pp_waitpid)
     SETi(childpid);
     RETURN;
 #else
-    DIE(no_func, "Unsupported function waitpid");
+    DIE(PL_no_func, "Unsupported function waitpid");
 #endif
 }
 
@@ -3448,7 +3484,14 @@ PP(pp_exec)
 #ifdef VMS
        value = (I32)vms_do_aexec(Nullsv, MARK, SP);
 #else
+#  ifdef __OPEN_VM
+       {
+          (void ) do_aspawn(Nullsv, MARK, SP);
+          value = 0;
+       }
+#  else
        value = (I32)do_aexec(Nullsv, MARK, SP);
+#  endif
 #endif
     else {
        if (PL_tainting) {
@@ -3459,7 +3502,12 @@ PP(pp_exec)
 #ifdef VMS
        value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), PL_na));
 #else
+#  ifdef __OPEN_VM
+       (void) do_spawn(SvPVx(sv_mortalcopy(*SP), PL_na));
+       value = 0;
+#  else
        value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), PL_na));
+#  endif
 #endif
     }
     SP = ORIGMARK;
@@ -3477,7 +3525,7 @@ PP(pp_kill)
     PUSHi(value);
     RETURN;
 #else
-    DIE(no_func, "Unsupported function kill");
+    DIE(PL_no_func, "Unsupported function kill");
 #endif
 }
 
@@ -3488,7 +3536,7 @@ PP(pp_getppid)
     XPUSHi( getppid() );
     RETURN;
 #else
-    DIE(no_func, "getppid");
+    DIE(PL_no_func, "getppid");
 #endif
 }
 
@@ -3513,7 +3561,7 @@ PP(pp_getpgrp)
     XPUSHi(value);
     RETURN;
 #else
-    DIE(no_func, "getpgrp()");
+    DIE(PL_no_func, "getpgrp()");
 #endif
 }
 
@@ -3542,7 +3590,7 @@ PP(pp_setpgrp)
 #endif /* USE_BSDPGRP */
     RETURN;
 #else
-    DIE(no_func, "setpgrp()");
+    DIE(PL_no_func, "setpgrp()");
 #endif
 }
 
@@ -3557,7 +3605,7 @@ PP(pp_getpriority)
     SETi( getpriority(which, who) );
     RETURN;
 #else
-    DIE(no_func, "getpriority()");
+    DIE(PL_no_func, "getpriority()");
 #endif
 }
 
@@ -3575,7 +3623,7 @@ PP(pp_setpriority)
     SETi( setpriority(which, who, niceval) >= 0 );
     RETURN;
 #else
-    DIE(no_func, "setpriority()");
+    DIE(PL_no_func, "setpriority()");
 #endif
 }
 
@@ -3707,7 +3755,7 @@ PP(pp_alarm)
     PUSHi((I32)anum);
     RETURN;
 #else
-    DIE(no_func, "Unsupported function alarm");
+    DIE(PL_no_func, "Unsupported function alarm");
 #endif
 }
 
@@ -3855,7 +3903,7 @@ PP(pp_ghbyname)
 #ifdef HAS_GETHOSTBYNAME
     return pp_ghostent(ARGS);
 #else
-    DIE(no_sock_func, "gethostbyname");
+    DIE(PL_no_sock_func, "gethostbyname");
 #endif
 }
 
@@ -3864,7 +3912,7 @@ PP(pp_ghbyaddr)
 #ifdef HAS_GETHOSTBYADDR
     return pp_ghostent(ARGS);
 #else
-    DIE(no_sock_func, "gethostbyaddr");
+    DIE(PL_no_sock_func, "gethostbyaddr");
 #endif
 }
 
@@ -3888,7 +3936,7 @@ PP(pp_ghostent)
 #ifdef HAS_GETHOSTBYNAME
        hent = PerlSock_gethostbyname(POPp);
 #else
-       DIE(no_sock_func, "gethostbyname");
+       DIE(PL_no_sock_func, "gethostbyname");
 #endif
     else if (which == OP_GHBYADDR) {
 #ifdef HAS_GETHOSTBYADDR
@@ -3899,14 +3947,14 @@ PP(pp_ghostent)
 
        hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype);
 #else
-       DIE(no_sock_func, "gethostbyaddr");
+       DIE(PL_no_sock_func, "gethostbyaddr");
 #endif
     }
     else
 #ifdef HAS_GETHOSTENT
        hent = PerlSock_gethostent();
 #else
-       DIE(no_sock_func, "gethostent");
+       DIE(PL_no_sock_func, "gethostent");
 #endif
 
 #ifdef HOST_NOT_FOUND
@@ -3954,7 +4002,7 @@ PP(pp_ghostent)
     }
     RETURN;
 #else
-    DIE(no_sock_func, "gethostent");
+    DIE(PL_no_sock_func, "gethostent");
 #endif
 }
 
@@ -3963,7 +4011,7 @@ PP(pp_gnbyname)
 #ifdef HAS_GETNETBYNAME
     return pp_gnetent(ARGS);
 #else
-    DIE(no_sock_func, "getnetbyname");
+    DIE(PL_no_sock_func, "getnetbyname");
 #endif
 }
 
@@ -3972,7 +4020,7 @@ PP(pp_gnbyaddr)
 #ifdef HAS_GETNETBYADDR
     return pp_gnetent(ARGS);
 #else
-    DIE(no_sock_func, "getnetbyaddr");
+    DIE(PL_no_sock_func, "getnetbyaddr");
 #endif
 }
 
@@ -3994,7 +4042,7 @@ PP(pp_gnetent)
 #ifdef HAS_GETNETBYNAME
        nent = PerlSock_getnetbyname(POPp);
 #else
-        DIE(no_sock_func, "getnetbyname");
+        DIE(PL_no_sock_func, "getnetbyname");
 #endif
     else if (which == OP_GNBYADDR) {
 #ifdef HAS_GETNETBYADDR
@@ -4002,14 +4050,14 @@ PP(pp_gnetent)
        Netdb_net_t addr = (Netdb_net_t) U_L(POPn);
        nent = PerlSock_getnetbyaddr(addr, addrtype);
 #else
-       DIE(no_sock_func, "getnetbyaddr");
+       DIE(PL_no_sock_func, "getnetbyaddr");
 #endif
     }
     else
 #ifdef HAS_GETNETENT
        nent = PerlSock_getnetent();
 #else
-        DIE(no_sock_func, "getnetent");
+        DIE(PL_no_sock_func, "getnetent");
 #endif
 
     EXTEND(SP, 4);
@@ -4041,7 +4089,7 @@ PP(pp_gnetent)
 
     RETURN;
 #else
-    DIE(no_sock_func, "getnetent");
+    DIE(PL_no_sock_func, "getnetent");
 #endif
 }
 
@@ -4050,7 +4098,7 @@ PP(pp_gpbyname)
 #ifdef HAS_GETPROTOBYNAME
     return pp_gprotoent(ARGS);
 #else
-    DIE(no_sock_func, "getprotobyname");
+    DIE(PL_no_sock_func, "getprotobyname");
 #endif
 }
 
@@ -4059,7 +4107,7 @@ PP(pp_gpbynumber)
 #ifdef HAS_GETPROTOBYNUMBER
     return pp_gprotoent(ARGS);
 #else
-    DIE(no_sock_func, "getprotobynumber");
+    DIE(PL_no_sock_func, "getprotobynumber");
 #endif
 }
 
@@ -4081,19 +4129,19 @@ PP(pp_gprotoent)
 #ifdef HAS_GETPROTOBYNAME
        pent = PerlSock_getprotobyname(POPp);
 #else
-       DIE(no_sock_func, "getprotobyname");
+       DIE(PL_no_sock_func, "getprotobyname");
 #endif
     else if (which == OP_GPBYNUMBER)
 #ifdef HAS_GETPROTOBYNUMBER
        pent = PerlSock_getprotobynumber(POPi);
 #else
-    DIE(no_sock_func, "getprotobynumber");
+    DIE(PL_no_sock_func, "getprotobynumber");
 #endif
     else
 #ifdef HAS_GETPROTOENT
        pent = PerlSock_getprotoent();
 #else
-       DIE(no_sock_func, "getprotoent");
+       DIE(PL_no_sock_func, "getprotoent");
 #endif
 
     EXTEND(SP, 3);
@@ -4123,7 +4171,7 @@ PP(pp_gprotoent)
 
     RETURN;
 #else
-    DIE(no_sock_func, "getprotoent");
+    DIE(PL_no_sock_func, "getprotoent");
 #endif
 }
 
@@ -4132,7 +4180,7 @@ PP(pp_gsbyname)
 #ifdef HAS_GETSERVBYNAME
     return pp_gservent(ARGS);
 #else
-    DIE(no_sock_func, "getservbyname");
+    DIE(PL_no_sock_func, "getservbyname");
 #endif
 }
 
@@ -4141,7 +4189,7 @@ PP(pp_gsbyport)
 #ifdef HAS_GETSERVBYPORT
     return pp_gservent(ARGS);
 #else
-    DIE(no_sock_func, "getservbyport");
+    DIE(PL_no_sock_func, "getservbyport");
 #endif
 }
 
@@ -4169,7 +4217,7 @@ PP(pp_gservent)
 
        sent = PerlSock_getservbyname(name, proto);
 #else
-       DIE(no_sock_func, "getservbyname");
+       DIE(PL_no_sock_func, "getservbyname");
 #endif
     }
     else if (which == OP_GSBYPORT) {
@@ -4182,14 +4230,14 @@ PP(pp_gservent)
 #endif
        sent = PerlSock_getservbyport(port, proto);
 #else
-       DIE(no_sock_func, "getservbyport");
+       DIE(PL_no_sock_func, "getservbyport");
 #endif
     }
     else
 #ifdef HAS_GETSERVENT
        sent = PerlSock_getservent();
 #else
-       DIE(no_sock_func, "getservent");
+       DIE(PL_no_sock_func, "getservent");
 #endif
 
     EXTEND(SP, 4);
@@ -4230,7 +4278,7 @@ PP(pp_gservent)
 
     RETURN;
 #else
-    DIE(no_sock_func, "getservent");
+    DIE(PL_no_sock_func, "getservent");
 #endif
 }
 
@@ -4241,7 +4289,7 @@ PP(pp_shostent)
     PerlSock_sethostent(TOPi);
     RETSETYES;
 #else
-    DIE(no_sock_func, "sethostent");
+    DIE(PL_no_sock_func, "sethostent");
 #endif
 }
 
@@ -4252,7 +4300,7 @@ PP(pp_snetent)
     PerlSock_setnetent(TOPi);
     RETSETYES;
 #else
-    DIE(no_sock_func, "setnetent");
+    DIE(PL_no_sock_func, "setnetent");
 #endif
 }
 
@@ -4263,7 +4311,7 @@ PP(pp_sprotoent)
     PerlSock_setprotoent(TOPi);
     RETSETYES;
 #else
-    DIE(no_sock_func, "setprotoent");
+    DIE(PL_no_sock_func, "setprotoent");
 #endif
 }
 
@@ -4274,7 +4322,7 @@ PP(pp_sservent)
     PerlSock_setservent(TOPi);
     RETSETYES;
 #else
-    DIE(no_sock_func, "setservent");
+    DIE(PL_no_sock_func, "setservent");
 #endif
 }
 
@@ -4286,7 +4334,7 @@ PP(pp_ehostent)
     EXTEND(SP,1);
     RETPUSHYES;
 #else
-    DIE(no_sock_func, "endhostent");
+    DIE(PL_no_sock_func, "endhostent");
 #endif
 }
 
@@ -4298,7 +4346,7 @@ PP(pp_enetent)
     EXTEND(SP,1);
     RETPUSHYES;
 #else
-    DIE(no_sock_func, "endnetent");
+    DIE(PL_no_sock_func, "endnetent");
 #endif
 }
 
@@ -4310,7 +4358,7 @@ PP(pp_eprotoent)
     EXTEND(SP,1);
     RETPUSHYES;
 #else
-    DIE(no_sock_func, "endprotoent");
+    DIE(PL_no_sock_func, "endprotoent");
 #endif
 }
 
@@ -4322,7 +4370,7 @@ PP(pp_eservent)
     EXTEND(SP,1);
     RETPUSHYES;
 #else
-    DIE(no_sock_func, "endservent");
+    DIE(PL_no_sock_func, "endservent");
 #endif
 }
 
@@ -4331,7 +4379,7 @@ PP(pp_gpwnam)
 #ifdef HAS_PASSWD
     return pp_gpwent(ARGS);
 #else
-    DIE(no_func, "getpwnam");
+    DIE(PL_no_func, "getpwnam");
 #endif
 }
 
@@ -4340,7 +4388,7 @@ PP(pp_gpwuid)
 #ifdef HAS_PASSWD
     return pp_gpwent(ARGS);
 #else
-    DIE(no_func, "getpwuid");
+    DIE(PL_no_func, "getpwuid");
 #endif
 }
 
@@ -4432,7 +4480,7 @@ PP(pp_gpwent)
     }
     RETURN;
 #else
-    DIE(no_func, "getpwent");
+    DIE(PL_no_func, "getpwent");
 #endif
 }
 
@@ -4443,7 +4491,7 @@ PP(pp_spwent)
     setpwent();
     RETPUSHYES;
 #else
-    DIE(no_func, "setpwent");
+    DIE(PL_no_func, "setpwent");
 #endif
 }
 
@@ -4454,7 +4502,7 @@ PP(pp_epwent)
     endpwent();
     RETPUSHYES;
 #else
-    DIE(no_func, "endpwent");
+    DIE(PL_no_func, "endpwent");
 #endif
 }
 
@@ -4463,7 +4511,7 @@ PP(pp_ggrnam)
 #ifdef HAS_GROUP
     return pp_ggrent(ARGS);
 #else
-    DIE(no_func, "getgrnam");
+    DIE(PL_no_func, "getgrnam");
 #endif
 }
 
@@ -4472,7 +4520,7 @@ PP(pp_ggrgid)
 #ifdef HAS_GROUP
     return pp_ggrent(ARGS);
 #else
-    DIE(no_func, "getgrgid");
+    DIE(PL_no_func, "getgrgid");
 #endif
 }
 
@@ -4526,7 +4574,7 @@ PP(pp_ggrent)
 
     RETURN;
 #else
-    DIE(no_func, "getgrent");
+    DIE(PL_no_func, "getgrent");
 #endif
 }
 
@@ -4537,7 +4585,7 @@ PP(pp_sgrent)
     setgrent();
     RETPUSHYES;
 #else
-    DIE(no_func, "setgrent");
+    DIE(PL_no_func, "setgrent");
 #endif
 }
 
@@ -4548,7 +4596,7 @@ PP(pp_egrent)
     endgrent();
     RETPUSHYES;
 #else
-    DIE(no_func, "endgrent");
+    DIE(PL_no_func, "endgrent");
 #endif
 }
 
@@ -4563,7 +4611,7 @@ PP(pp_getlogin)
     PUSHp(tmps, strlen(tmps));
     RETURN;
 #else
-    DIE(no_func, "getlogin");
+    DIE(PL_no_func, "getlogin");
 #endif
 }
 
@@ -4662,7 +4710,7 @@ PP(pp_syscall)
     PUSHi(retval);
     RETURN;
 #else
-    DIE(no_func, "syscall");
+    DIE(PL_no_func, "syscall");
 #endif
 }