/* mg.c
*
- * Copyright (c) 1991-1999, Larry Wall
+ * Copyright (c) 1991-2000, Larry Wall
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
SvFLAGS(sv) |= (SvFLAGS(sv) & (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT;
}
+/*
+=for apidoc mg_magical
+
+Turns on the magical status of an SV. See C<sv_magic>.
+
+=cut
+*/
+
void
Perl_mg_magical(pTHX_ SV *sv)
{
}
}
+/*
+=for apidoc mg_get
+
+Do magic after a value is retrieved from the SV. See C<sv_magic>.
+
+=cut
+*/
+
int
Perl_mg_get(pTHX_ SV *sv)
{
return 0;
}
+/*
+=for apidoc mg_set
+
+Do magic after a value is assigned to the SV. See C<sv_magic>.
+
+=cut
+*/
+
int
Perl_mg_set(pTHX_ SV *sv)
{
return 0;
}
+/*
+=for apidoc mg_length
+
+Report on the SV's length. See C<sv_magic>.
+
+=cut
+*/
+
U32
Perl_mg_length(pTHX_ SV *sv)
{
return 0;
}
+/*
+=for apidoc mg_clear
+
+Clear something magical that the SV represents. See C<sv_magic>.
+
+=cut
+*/
+
int
Perl_mg_clear(pTHX_ SV *sv)
{
return 0;
}
+/*
+=for apidoc mg_find
+
+Finds the magic pointer for type matching the SV. See C<sv_magic>.
+
+=cut
+*/
+
MAGIC*
Perl_mg_find(pTHX_ SV *sv, int type)
{
return 0;
}
+/*
+=for apidoc mg_copy
+
+Copies the magic from one SV to another. See C<sv_magic>.
+
+=cut
+*/
+
int
Perl_mg_copy(pTHX_ SV *sv, SV *nsv, const char *key, I32 klen)
{
return count;
}
+/*
+=for apidoc mg_free
+
+Free any magic storage used by the SV. See C<sv_magic>.
+
+=cut
+*/
+
int
Perl_mg_free(pTHX_ SV *sv)
{
Perl_magic_regdata_cnt(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
- register char *s;
- register I32 i;
register REGEXP *rx;
- char *t;
if (PL_curpm && (rx = PL_curpm->op_pmregexp)) {
if (mg->mg_obj) /* @+ */
{
dTHR;
register I32 paren;
- register char *s;
register I32 i;
register REGEXP *rx;
- char *t;
switch (*mg->mg_ptr) {
case '1': case '2': case '3': case '4':
register char *s;
register I32 i;
register REGEXP *rx;
- char *t;
switch (*mg->mg_ptr) {
case '\001': /* ^A */
case '\004': /* ^D */
sv_setiv(sv, (IV)(PL_debug & 32767));
+#if defined(YYDEBUG) && defined(DEBUGGING)
+ PL_yydebug = (PL_debug & 1);
+#endif
break;
case '\005': /* ^E */
#ifdef MACOS_TRADITIONAL
{
dTHR;
if (PL_lex_state != LEX_NOTPARSING)
- SvOK_off(sv);
+ (void)SvOK_off(sv);
else if (PL_in_eval)
sv_setiv(sv, 1);
else
sv_setiv(sv, (IV)PL_basetime);
#endif
break;
- case '\027': /* ^W & $^Warnings*/
+ 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));
- else if (strEQ(mg->mg_ptr, "\027arnings")) {
+ else if (strEQ(mg->mg_ptr, "\027ARNING_BITS")) {
if (PL_compiling.cop_warnings == WARN_NONE ||
PL_compiling.cop_warnings == WARN_STD)
{
sv_setsv(sv, PL_compiling.cop_warnings);
}
}
+ else if (strEQ(mg->mg_ptr, "\027IDE_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 '&':
PL_tainted = FALSE;
}
sv_setpvn(sv, s, i);
+ if ((PL_curpm->op_pmdynflags & PMdf_UTF8) && !IN_BYTE)
+ SvUTF8_on(sv);
+ else
+ SvUTF8_off(sv);
if (PL_tainting)
PL_tainted = (was_tainted || RX_MATCH_TAINTED(rx));
break;
break;
case '(':
sv_setiv(sv, (IV)PL_gid);
+#ifdef HAS_GETGROUPS
Perl_sv_setpvf(aTHX_ sv, "%"Gid_t_f, PL_gid);
+#endif
goto add_groups;
case ')':
sv_setiv(sv, (IV)PL_egid);
+#ifdef HAS_GETGROUPS
Perl_sv_setpvf(aTHX_ sv, "%"Gid_t_f, PL_egid);
+#endif
add_groups:
#ifdef HAS_GETGROUPS
{
Perl_sv_catpvf(aTHX_ sv, " %"Gid_t_f, gary[i]);
}
#endif
- SvIOK_on(sv); /* what a wonderful hack! */
+ (void)SvIOK_on(sv); /* what a wonderful hack! */
break;
case '*':
break;
STRLEN n_a;
magic_clear_all_env(sv,mg);
hv_iterinit((HV*)sv);
- while (entry = hv_iternext((HV*)sv)) {
+ while ((entry = hv_iternext((HV*)sv))) {
I32 keylen;
my_setenv(hv_iterkey(entry, &keylen),
SvPV(hv_iterval((HV*)sv, entry), n_a));
#if defined(VMS)
Perl_die(aTHX_ "Can't make list assignment to %%ENV on this system");
#else
-# ifdef WIN32
+# ifdef PERL_IMPLICIT_SYS
+ PerlEnv_clearenv();
+# else
+# ifdef WIN32
char *envv = GetEnvironmentStrings();
char *cur = envv;
STRLEN len;
cur += len+1;
}
FreeEnvironmentStrings(envv);
-# else
-# ifdef CYGWIN
+# else
+# ifdef __CYGWIN__
I32 i;
for (i = 0; environ[i]; i++)
- Safefree(environ[i]);
-# else
-# ifndef PERL_USE_SAFE_PUTENV
+ safesysfree(environ[i]);
+# else
+# ifndef PERL_USE_SAFE_PUTENV
I32 i;
if (environ == PL_origenviron)
else
for (i = 0; environ[i]; i++)
safesysfree(environ[i]);
-# endif /* PERL_USE_SAFE_PUTENV */
-# endif /* CYGWIN */
+# endif /* PERL_USE_SAFE_PUTENV */
+# endif /* __CYGWIN__ */
environ[0] = Nullch;
-# endif /* WIN32 */
+# endif /* WIN32 */
+# endif /* PERL_IMPLICIT_SYS */
#endif /* VMS */
return 0;
}
else {
i = whichsig(s); /* ...no, a brick */
if (!i) {
- if (ckWARN(WARN_SIGNAL) || strEQ(s,"ALARM"))
+ if (ckWARN(WARN_SIGNAL))
Perl_warner(aTHX_ WARN_SIGNAL, "No such signal: SIG%s", s);
return 0;
}
i = HvKEYS(hv);
else {
/*SUPPRESS 560*/
- while (entry = hv_iternext(hv)) {
+ while ((entry = hv_iternext(hv))) {
i++;
}
}
i = SvTRUE(sv);
svp = av_fetch(GvAV(gv),
atoi(MgPV(mg,n_a)), FALSE);
- if (svp && SvIOKp(*svp) && (o = (OP*)SvSTASH(*svp)))
+ if (svp && SvIOKp(*svp) && (o = INT2PTR(OP*,SvIVX(*svp))))
o->op_private = i;
else if (ckWARN_d(WARN_INTERNAL))
Perl_warner(aTHX_ WARN_INTERNAL, "Can't break at that line\n");
if (mg && mg->mg_len >= 0) {
dTHR;
I32 i = mg->mg_len;
- if (IN_UTF8)
+ if (DO_UTF8(lsv))
sv_pos_b2u(lsv, &i);
sv_setiv(sv, i + PL_curcop->cop_arybase);
return 0;
SV* lsv = LvTARG(sv);
SSize_t pos;
STRLEN len;
- STRLEN ulen;
+ STRLEN ulen = 0;
dTHR;
mg = 0;
pos = SvIV(sv) - PL_curcop->cop_arybase;
- if (IN_UTF8) {
+ if (DO_UTF8(lsv)) {
ulen = sv_len_utf8(lsv);
if (ulen)
len = ulen;
- else
- ulen = 0;
}
if (pos < 0) {
{
dTHR;
TAINT_IF((mg->mg_len & 1) ||
- (mg->mg_len & 2) && mg->mg_obj == sv); /* kludge */
+ ((mg->mg_len & 2) && mg->mg_obj == sv)); /* kludge */
return 0;
}
SV *lsv = LvTARG(sv);
if (!lsv) {
- SvOK_off(sv);
+ (void)SvOK_off(sv);
return 0;
}
Perl_croak(aTHX_ "panic: magic_killbackrefs");
/* XXX Should we check that it hasn't changed? */
SvRV(svp[i]) = 0;
- SvOK_off(svp[i]);
+ (void)SvOK_off(svp[i]);
SvWEAKREF_off(svp[i]);
svp[i] = &PL_sv_undef;
}
PL_basetime = (Time_t)(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
#endif
break;
- case '\027': /* ^W & $^Warnings */
+ case '\027': /* ^W & $^WARNING_BITS & ^WIDE_SYSTEM_CALLS */
if (*(mg->mg_ptr+1) == '\0') {
if ( ! (PL_dowarn & G_WARN_ALL_MASK)) {
i = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
| (i ? G_WARN_ON : G_WARN_OFF) ;
}
}
- else if (strEQ(mg->mg_ptr, "\027arnings")) {
+ else if (strEQ(mg->mg_ptr, "\027ARNING_BITS")) {
if ( ! (PL_dowarn & G_WARN_ALL_MASK)) {
+ if (!SvPOK(sv) && PL_localizing) {
+ sv_setpvn(sv, WARN_NONEstring, WARNsize);
+ PL_compiling.cop_warnings = WARN_NONE;
+ break;
+ }
if (memEQ(SvPVX(sv), WARN_ALLstring, WARNsize)) {
PL_compiling.cop_warnings = WARN_ALL;
PL_dowarn |= G_WARN_ONCE ;
PL_dowarn |= G_WARN_ONCE ;
}
}
- }
+ }
+ else if (strEQ(mg->mg_ptr, "\027IDE_SYSTEM_CALLS"))
+ PL_widesyscalls = SvTRUE(sv);
break;
case '.':
if (PL_localizing) {
if (PL_localizing == 1)
- save_sptr((SV**)&PL_last_in_gv);
+ SAVESPTR(PL_last_in_gv);
}
else if (SvOK(sv) && GvIO(PL_last_in_gv))
IoLINES(GvIOp(PL_last_in_gv)) = (long)SvIV(sv);
CV *cv = Nullcv;
OP *myop = PL_op;
U32 flags = 0;
- I32 o_save_i = PL_savestack_ix, type;
+ I32 o_save_i = PL_savestack_ix;
XPV *tXpv = PL_Xpv;
if (PL_savestack_ix + 15 <= PL_savestack_max)
restore_magic(pTHXo_ void *p)
{
dTHR;
- MGS* mgs = SSPTR((I32)p, MGS*);
+ MGS* mgs = SSPTR(PTR2IV(p), MGS*);
SV* sv = mgs->mgs_sv;
if (!sv)
projects / p5sagit/p5-mst-13.2.git / blobdiff