/* mg.c
*
- * Copyright (c) 1991-1997, 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.
*/
#include "EXTERN.h"
+#define PERL_IN_MG_C
#include "perl.h"
/* XXX If this causes problems, set i_unistd=undef in the hint file. */
# endif
#endif
+static void restore_magic(pTHXo_ void *p);
+static void unwind_handler_stack(pTHXo_ void *p);
+
/*
* Use the "DESTRUCTOR" scope cleanup to reinstate magic.
*/
-#ifdef PERL_OBJECT
-
-#define VTBL this->*vtbl
-
-#else
struct magic_state {
SV* mgs_sv;
U32 mgs_flags;
+ I32 mgs_ss_ix;
};
-typedef struct magic_state MGS;
-
-static void restore_magic _((void *p));
-#define VTBL *vtbl
-
-#endif
+/* MGS is typedef'ed to struct magic_state in perl.h */
STATIC void
-save_magic(MGS *mgs, SV *sv)
+S_save_magic(pTHX_ I32 mgs_ix, SV *sv)
{
+ dTHR;
+ MGS* mgs;
assert(SvMAGICAL(sv));
+ SAVEDESTRUCTOR_X(restore_magic, (void*)mgs_ix);
+
+ mgs = SSPTR(mgs_ix, MGS*);
mgs->mgs_sv = sv;
mgs->mgs_flags = SvMAGICAL(sv) | SvREADONLY(sv);
- SAVEDESTRUCTOR(restore_magic, mgs);
+ mgs->mgs_ss_ix = PL_savestack_ix; /* points after the saved destructor */
SvMAGICAL_off(sv);
SvREADONLY_off(sv);
SvFLAGS(sv) |= (SvFLAGS(sv) & (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT;
}
-STATIC void
-restore_magic(void *p)
-{
- MGS* mgs = (MGS*)p;
- SV* sv = mgs->mgs_sv;
+/*
+=for apidoc mg_magical
- if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv))
- {
- if (mgs->mgs_flags)
- SvFLAGS(sv) |= mgs->mgs_flags;
- else
- mg_magical(sv);
- if (SvGMAGICAL(sv))
- SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK|SVf_POK);
- }
-}
+Turns on the magical status of an SV. See C<sv_magic>.
+
+=cut
+*/
void
-mg_magical(SV *sv)
+Perl_mg_magical(pTHX_ SV *sv)
{
MAGIC* mg;
for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) {
MGVTBL* vtbl = mg->mg_virtual;
if (vtbl) {
- if ((vtbl->svt_get != NULL) && !(mg->mg_flags & MGf_GSKIP))
+ if (vtbl->svt_get && !(mg->mg_flags & MGf_GSKIP))
SvGMAGICAL_on(sv);
if (vtbl->svt_set)
SvSMAGICAL_on(sv);
- if (!(SvFLAGS(sv) & (SVs_GMG|SVs_SMG)) || (vtbl->svt_clear != NULL))
+ if (!(SvFLAGS(sv) & (SVs_GMG|SVs_SMG)) || vtbl->svt_clear)
SvRMAGICAL_on(sv);
}
}
}
+/*
+=for apidoc mg_get
+
+Do magic after a value is retrieved from the SV. See C<sv_magic>.
+
+=cut
+*/
+
int
-mg_get(SV *sv)
+Perl_mg_get(pTHX_ SV *sv)
{
- MGS mgs;
+ dTHR;
+ I32 mgs_ix;
MAGIC* mg;
MAGIC** mgp;
int mgp_valid = 0;
- ENTER;
- save_magic(&mgs, sv);
+ mgs_ix = SSNEW(sizeof(MGS));
+ save_magic(mgs_ix, sv);
mgp = &SvMAGIC(sv);
while ((mg = *mgp) != 0) {
MGVTBL* vtbl = mg->mg_virtual;
- if (!(mg->mg_flags & MGf_GSKIP) && vtbl && (vtbl->svt_get != NULL)) {
- (VTBL->svt_get)(sv, mg);
+ if (!(mg->mg_flags & MGf_GSKIP) && vtbl && vtbl->svt_get) {
+ CALL_FPTR(vtbl->svt_get)(aTHX_ sv, mg);
/* Ignore this magic if it's been deleted */
if ((mg == (mgp_valid ? *mgp : SvMAGIC(sv))) &&
(mg->mg_flags & MGf_GSKIP))
- mgs.mgs_flags = 0;
+ (SSPTR(mgs_ix, MGS*))->mgs_flags = 0;
}
/* Advance to next magic (complicated by possible deletion) */
if (mg == (mgp_valid ? *mgp : SvMAGIC(sv))) {
mgp = &SvMAGIC(sv); /* Re-establish pointer after sv_upgrade */
}
- LEAVE;
+ restore_magic(aTHXo_ (void*)mgs_ix);
return 0;
}
+/*
+=for apidoc mg_set
+
+Do magic after a value is assigned to the SV. See C<sv_magic>.
+
+=cut
+*/
+
int
-mg_set(SV *sv)
+Perl_mg_set(pTHX_ SV *sv)
{
- MGS mgs;
+ dTHR;
+ I32 mgs_ix;
MAGIC* mg;
MAGIC* nextmg;
- ENTER;
- save_magic(&mgs, sv);
+ mgs_ix = SSNEW(sizeof(MGS));
+ save_magic(mgs_ix, sv);
for (mg = SvMAGIC(sv); mg; mg = nextmg) {
MGVTBL* vtbl = mg->mg_virtual;
nextmg = mg->mg_moremagic; /* it may delete itself */
if (mg->mg_flags & MGf_GSKIP) {
mg->mg_flags &= ~MGf_GSKIP; /* setting requires another read */
- mgs.mgs_flags = 0;
+ (SSPTR(mgs_ix, MGS*))->mgs_flags = 0;
}
- if (vtbl && (vtbl->svt_set != NULL))
- (VTBL->svt_set)(sv, mg);
+ if (vtbl && vtbl->svt_set)
+ CALL_FPTR(vtbl->svt_set)(aTHX_ sv, mg);
}
- LEAVE;
+ restore_magic(aTHXo_ (void*)mgs_ix);
return 0;
}
+/*
+=for apidoc mg_length
+
+Report on the SV's length. See C<sv_magic>.
+
+=cut
+*/
+
U32
-mg_length(SV *sv)
+Perl_mg_length(pTHX_ SV *sv)
{
MAGIC* mg;
char *junk;
for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) {
MGVTBL* vtbl = mg->mg_virtual;
- if (vtbl && (vtbl->svt_len != NULL)) {
- MGS mgs;
+ if (vtbl && vtbl->svt_len) {
+ I32 mgs_ix;
- ENTER;
- save_magic(&mgs, sv);
+ mgs_ix = SSNEW(sizeof(MGS));
+ save_magic(mgs_ix, sv);
/* omit MGf_GSKIP -- not changed here */
- len = (VTBL->svt_len)(sv, mg);
- LEAVE;
+ len = CALL_FPTR(vtbl->svt_len)(aTHX_ sv, mg);
+ restore_magic(aTHXo_ (void*)mgs_ix);
return len;
}
}
}
I32
-mg_size(SV *sv)
+Perl_mg_size(pTHX_ SV *sv)
{
MAGIC* mg;
I32 len;
for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) {
MGVTBL* vtbl = mg->mg_virtual;
- if (vtbl && (vtbl->svt_len != NULL)) {
- MGS mgs;
- ENTER;
+ if (vtbl && vtbl->svt_len) {
+ I32 mgs_ix;
+
+ mgs_ix = SSNEW(sizeof(MGS));
+ save_magic(mgs_ix, sv);
/* omit MGf_GSKIP -- not changed here */
- len = (VTBL->svt_len)(sv, mg);
- LEAVE;
+ len = CALL_FPTR(vtbl->svt_len)(aTHX_ sv, mg);
+ restore_magic(aTHXo_ (void*)mgs_ix);
return len;
}
}
case SVt_PVHV:
/* FIXME */
default:
- croak("Size magic not implemented");
+ Perl_croak(aTHX_ "Size magic not implemented");
break;
}
return 0;
}
+/*
+=for apidoc mg_clear
+
+Clear something magical that the SV represents. See C<sv_magic>.
+
+=cut
+*/
+
int
-mg_clear(SV *sv)
+Perl_mg_clear(pTHX_ SV *sv)
{
- MGS mgs;
+ I32 mgs_ix;
MAGIC* mg;
- ENTER;
- save_magic(&mgs, sv);
+ mgs_ix = SSNEW(sizeof(MGS));
+ save_magic(mgs_ix, sv);
for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) {
MGVTBL* vtbl = mg->mg_virtual;
/* omit GSKIP -- never set here */
- if (vtbl && (vtbl->svt_clear != NULL))
- (VTBL->svt_clear)(sv, mg);
+ if (vtbl && vtbl->svt_clear)
+ CALL_FPTR(vtbl->svt_clear)(aTHX_ sv, mg);
}
- LEAVE;
+ restore_magic(aTHXo_ (void*)mgs_ix);
return 0;
}
+/*
+=for apidoc mg_find
+
+Finds the magic pointer for type matching the SV. See C<sv_magic>.
+
+=cut
+*/
+
MAGIC*
-mg_find(SV *sv, int type)
+Perl_mg_find(pTHX_ SV *sv, int type)
{
MAGIC* mg;
for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) {
return 0;
}
+/*
+=for apidoc mg_copy
+
+Copies the magic from one SV to another. See C<sv_magic>.
+
+=cut
+*/
+
int
-mg_copy(SV *sv, SV *nsv, char *key, I32 klen)
+Perl_mg_copy(pTHX_ SV *sv, SV *nsv, const char *key, I32 klen)
{
int count = 0;
MAGIC* mg;
for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) {
if (isUPPER(mg->mg_type)) {
- sv_magic(nsv, mg->mg_obj, toLOWER(mg->mg_type), key, klen);
+ sv_magic(nsv,
+ mg->mg_type == 'P' ? SvTIED_obj(sv, mg) : mg->mg_obj,
+ toLOWER(mg->mg_type), key, klen);
count++;
}
}
return count;
}
+/*
+=for apidoc mg_free
+
+Free any magic storage used by the SV. See C<sv_magic>.
+
+=cut
+*/
+
int
-mg_free(SV *sv)
+Perl_mg_free(pTHX_ SV *sv)
{
MAGIC* mg;
MAGIC* moremagic;
for (mg = SvMAGIC(sv); mg; mg = moremagic) {
MGVTBL* vtbl = mg->mg_virtual;
moremagic = mg->mg_moremagic;
- if (vtbl && (vtbl->svt_free != NULL))
- (VTBL->svt_free)(sv, mg);
+ if (vtbl && vtbl->svt_free)
+ CALL_FPTR(vtbl->svt_free)(aTHX_ sv, mg);
if (mg->mg_ptr && mg->mg_type != 'g')
if (mg->mg_len >= 0)
Safefree(mg->mg_ptr);
#endif
U32
-magic_len(SV *sv, MAGIC *mg)
+Perl_magic_regdata_cnt(pTHX_ SV *sv, MAGIC *mg)
+{
+ dTHR;
+ register REGEXP *rx;
+
+ if (PL_curpm && (rx = PL_curpm->op_pmregexp)) {
+ if (mg->mg_obj) /* @+ */
+ return rx->nparens;
+ else /* @- */
+ return rx->lastparen;
+ }
+
+ return (U32)-1;
+}
+
+int
+Perl_magic_regdatum_get(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
register I32 paren;
- register char *s;
+ register I32 s;
register I32 i;
register REGEXP *rx;
- char *t;
+ I32 t;
+
+ if (PL_curpm && (rx = PL_curpm->op_pmregexp)) {
+ paren = mg->mg_len;
+ if (paren < 0)
+ return 0;
+ if (paren <= rx->nparens &&
+ (s = rx->startp[paren]) != -1 &&
+ (t = rx->endp[paren]) != -1)
+ {
+ if (mg->mg_obj) /* @+ */
+ i = t;
+ else /* @- */
+ i = s;
+ sv_setiv(sv,i);
+ }
+ }
+ return 0;
+}
+
+U32
+Perl_magic_len(pTHX_ SV *sv, MAGIC *mg)
+{
+ dTHR;
+ register I32 paren;
+ register I32 i;
+ register REGEXP *rx;
+ I32 s1, t1;
switch (*mg->mg_ptr) {
case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9': case '&':
if (PL_curpm && (rx = PL_curpm->op_pmregexp)) {
+
paren = atoi(mg->mg_ptr);
getparen:
if (paren <= rx->nparens &&
- (s = rx->startp[paren]) &&
- (t = rx->endp[paren]))
+ (s1 = rx->startp[paren]) != -1 &&
+ (t1 = rx->endp[paren]) != -1)
{
- i = t - s;
+ i = t1 - s1;
+ getlen:
+ if (i > 0 && (PL_curpm->op_pmdynflags & PMdf_UTF8) && !IN_BYTE) {
+ char *s = rx->subbeg + s1;
+ char *send = rx->subbeg + t1;
+ i = 0;
+ while (s < send) {
+ s += UTF8SKIP(s);
+ i++;
+ }
+ }
if (i >= 0)
return i;
}
return 0;
case '`':
if (PL_curpm && (rx = PL_curpm->op_pmregexp)) {
- if ((s = rx->subbeg) && rx->startp[0]) {
- i = rx->startp[0] - s;
- if (i >= 0)
- return i;
+ if (rx->startp[0] != -1) {
+ i = rx->startp[0];
+ if (i > 0) {
+ s1 = 0;
+ t1 = i;
+ goto getlen;
+ }
}
}
return 0;
case '\'':
if (PL_curpm && (rx = PL_curpm->op_pmregexp)) {
- if (rx->subend && (s = rx->endp[0])) {
- i = rx->subend - s;
- if (i >= 0)
- return i;
+ if (rx->endp[0] != -1) {
+ i = rx->sublen - rx->endp[0];
+ if (i > 0) {
+ s1 = rx->endp[0];
+ t1 = rx->sublen;
+ goto getlen;
+ }
}
}
return 0;
return (STRLEN)PL_orslen;
}
magic_get(sv,mg);
- if (!SvPOK(sv) && SvNIOK(sv))
- sv_2pv(sv, &PL_na);
+ if (!SvPOK(sv) && SvNIOK(sv)) {
+ STRLEN n_a;
+ sv_2pv(sv, &n_a);
+ }
if (SvPOK(sv))
return SvCUR(sv);
return 0;
}
int
-magic_get(SV *sv, MAGIC *mg)
+Perl_magic_get(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
register I32 paren;
register char *s;
register I32 i;
register REGEXP *rx;
- char *t;
switch (*mg->mg_ptr) {
case '\001': /* ^A */
sv_setsv(sv, PL_bodytarget);
break;
+ case '\003': /* ^C */
+ sv_setiv(sv, (IV)PL_minus_c);
+ break;
+
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
+ {
+ char msg[256];
+
+ sv_setnv(sv,(double)gLastMacOSErr);
+ sv_setpv(sv, gLastMacOSErr ? GetSysErrText(gLastMacOSErr, msg) : "");
+ }
+#else
#ifdef VMS
{
# include <descrip.h>
# include <starlet.h>
char msg[255];
$DESCRIPTOR(msgdsc,msg);
- sv_setnv(sv,(double) vaxc$errno);
+ sv_setnv(sv,(NV) vaxc$errno);
if (sys$getmsg(vaxc$errno,&msgdsc.dsc$w_length,&msgdsc,0,0) & 1)
sv_setpvn(sv,msgdsc.dsc$a_pointer,msgdsc.dsc$w_length);
else
#else
#ifdef OS2
if (!(_emx_env & 0x200)) { /* Under DOS */
- sv_setnv(sv, (double)errno);
+ sv_setnv(sv, (NV)errno);
sv_setpv(sv, errno ? Strerror(errno) : "");
} else {
- if (errno != errno_isOS2)
- Perl_rc = _syserrno();
- sv_setnv(sv, (double)Perl_rc);
+ if (errno != errno_isOS2) {
+ int tmp = _syserrno();
+ if (tmp) /* 2nd call to _syserrno() makes it 0 */
+ Perl_rc = tmp;
+ }
+ sv_setnv(sv, (NV)Perl_rc);
sv_setpv(sv, os2error(Perl_rc));
}
#else
#ifdef WIN32
{
DWORD dwErr = GetLastError();
- sv_setnv(sv, (double)dwErr);
+ sv_setnv(sv, (NV)dwErr);
if (dwErr)
{
-#ifdef PERL_OBJECT
- char *sMsg;
- DWORD dwLen;
- PerlProc_GetSysMsg(sMsg, dwLen, dwErr);
- sv_setpvn(sv, sMsg, dwLen);
- PerlProc_FreeBuf(sMsg);
-#else
- win32_str_os_error(sv, dwErr);
-#endif
+ PerlProc_GetOSError(sv, dwErr);
}
else
sv_setpv(sv, "");
SetLastError(dwErr);
}
#else
- sv_setnv(sv, (double)errno);
+ sv_setnv(sv, (NV)errno);
sv_setpv(sv, errno ? Strerror(errno) : "");
#endif
#endif
#endif
+#endif
SvNOK_on(sv); /* what a wonderful hack! */
break;
case '\006': /* ^F */
case '\010': /* ^H */
sv_setiv(sv, (IV)PL_hints);
break;
- case '\t': /* ^I */
+ case '\011': /* ^I */ /* NOT \t in EBCDIC */
if (PL_inplace)
sv_setpv(sv, PL_inplace);
else
{
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 */
- sv_setiv(sv, (IV)PL_dowarn);
+ case '\027': /* ^W & $^WARNING_BITS & ^WIDE_SYSTEM_CALLS */
+ if (*(mg->mg_ptr+1) == '\0')
+ sv_setiv(sv, (IV)((PL_dowarn & G_WARN_ON) ? TRUE : FALSE));
+ else if (strEQ(mg->mg_ptr, "\027ARNING_BITS")) {
+ if (PL_compiling.cop_warnings == pWARN_NONE ||
+ PL_compiling.cop_warnings == pWARN_STD)
+ {
+ sv_setpvn(sv, WARN_NONEstring, WARNsize) ;
+ }
+ else if (PL_compiling.cop_warnings == pWARN_ALL) {
+ sv_setpvn(sv, WARN_ALLstring, WARNsize) ;
+ }
+ else {
+ sv_setsv(sv, PL_compiling.cop_warnings);
+ }
+ SvPOK_only(sv);
+ }
+ else if (strEQ(mg->mg_ptr, "\027IDE_SYSTEM_CALLS"))
+ sv_setiv(sv, (IV)PL_widesyscalls);
break;
case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9': case '&':
if (PL_curpm && (rx = PL_curpm->op_pmregexp)) {
+ I32 s1, t1;
+
/*
* Pre-threads, this was paren = atoi(GvENAME((GV*)mg->mg_obj));
* XXX Does the new way break anything?
paren = atoi(mg->mg_ptr);
getparen:
if (paren <= rx->nparens &&
- (s = rx->startp[paren]) &&
- (t = rx->endp[paren]))
+ (s1 = rx->startp[paren]) != -1 &&
+ (t1 = rx->endp[paren]) != -1)
{
- i = t - s;
+ i = t1 - s1;
+ s = rx->subbeg + s1;
getrx:
if (i >= 0) {
bool was_tainted;
was_tainted = PL_tainted;
PL_tainted = FALSE;
}
- sv_setpvn(sv,s,i);
+ sv_setpvn(sv, s, i);
+ if ((PL_curpm->op_pmdynflags & PMdf_UTF8) && !IN_BYTE)
+ SvUTF8_on(sv);
+ else
+ SvUTF8_off(sv);
if (PL_tainting)
PL_tainted = (was_tainted || RX_MATCH_TAINTED(rx));
break;
break;
case '`':
if (PL_curpm && (rx = PL_curpm->op_pmregexp)) {
- if ((s = rx->subbeg) && rx->startp[0]) {
- i = rx->startp[0] - s;
+ if ((s = rx->subbeg) && rx->startp[0] != -1) {
+ i = rx->startp[0];
goto getrx;
}
}
break;
case '\'':
if (PL_curpm && (rx = PL_curpm->op_pmregexp)) {
- if (rx->subend && (s = rx->endp[0])) {
- i = rx->subend - s;
+ if (rx->subbeg && rx->endp[0] != -1) {
+ s = rx->subbeg + rx->endp[0];
+ i = rx->sublen - rx->endp[0];
goto getrx;
}
}
break;
case '!':
#ifdef VMS
- sv_setnv(sv, (double)((errno == EVMSERR) ? vaxc$errno : errno));
+ sv_setnv(sv, (NV)((errno == EVMSERR) ? vaxc$errno : errno));
sv_setpv(sv, errno ? Strerror(errno) : "");
#else
{
int saveerrno = errno;
- sv_setnv(sv, (double)errno);
+ sv_setnv(sv, (NV)errno);
#ifdef OS2
- if (errno == errno_isOS2) sv_setpv(sv, os2error(Perl_rc));
+ if (errno == errno_isOS2 || errno == errno_isOS2_set)
+ sv_setpv(sv, os2error(Perl_rc));
else
#endif
sv_setpv(sv, errno ? Strerror(errno) : "");
break;
case '(':
sv_setiv(sv, (IV)PL_gid);
- sv_setpvf(sv, "%Vd", (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);
- sv_setpvf(sv, "%Vd", (IV)PL_egid);
+#ifdef HAS_GETGROUPS
+ Perl_sv_setpvf(aTHX_ sv, "%"Gid_t_f, PL_egid);
+#endif
add_groups:
#ifdef HAS_GETGROUPS
{
Groups_t gary[NGROUPS];
i = getgroups(NGROUPS,gary);
while (--i >= 0)
- sv_catpvf(sv, " %Vd", (IV)gary[i]);
+ 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;
+#ifndef MACOS_TRADITIONAL
case '0':
break;
+#endif
#ifdef USE_THREADS
case '@':
sv_setsv(sv, thr->errsv);
}
int
-magic_getuvar(SV *sv, MAGIC *mg)
+Perl_magic_getuvar(pTHX_ SV *sv, MAGIC *mg)
{
struct ufuncs *uf = (struct ufuncs *)mg->mg_ptr;
}
int
-magic_setenv(SV *sv, MAGIC *mg)
+Perl_magic_setenv(pTHX_ SV *sv, MAGIC *mg)
{
register char *s;
char *ptr;
}
int
-magic_clearenv(SV *sv, MAGIC *mg)
+Perl_magic_clearenv(pTHX_ SV *sv, MAGIC *mg)
{
- my_setenv(MgPV(mg,PL_na),Nullch);
+ STRLEN n_a;
+ my_setenv(MgPV(mg,n_a),Nullch);
return 0;
}
int
-magic_set_all_env(SV *sv, MAGIC *mg)
+Perl_magic_set_all_env(pTHX_ SV *sv, MAGIC *mg)
{
#if defined(VMS)
- die("Can't make list assignment to %%ENV on this system");
+ Perl_die(aTHX_ "Can't make list assignment to %%ENV on this system");
#else
dTHR;
if (PL_localizing) {
HE* entry;
+ 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), PL_na));
+ SvPV(hv_iterval((HV*)sv, entry), n_a));
}
}
#endif
}
int
-magic_clear_all_env(SV *sv, MAGIC *mg)
+Perl_magic_clear_all_env(pTHX_ SV *sv, MAGIC *mg)
{
#if defined(VMS)
- die("Can't make list assignment to %%ENV on this system");
+ 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;
*end = '\0';
my_setenv(cur,Nullch);
*end = '=';
- cur += strlen(end+1)+1;
+ cur = end + strlen(end+1)+2;
}
else if ((len = strlen(cur)))
cur += len+1;
}
FreeEnvironmentStrings(envv);
-#else
+# else
+# ifdef __CYGWIN__
+ I32 i;
+ for (i = 0; environ[i]; i++)
+ safesysfree(environ[i]);
+# else
+# ifndef PERL_USE_SAFE_PUTENV
I32 i;
if (environ == PL_origenviron)
- New(901, environ, 1, char*);
+ environ = (char**)safesysmalloc(sizeof(char*));
else
for (i = 0; environ[i]; i++)
- Safefree(environ[i]);
+ safesysfree(environ[i]);
+# endif /* PERL_USE_SAFE_PUTENV */
+# endif /* __CYGWIN__ */
+
environ[0] = Nullch;
-#endif
-#endif
+# endif /* WIN32 */
+# endif /* PERL_IMPLICIT_SYS */
+#endif /* VMS */
return 0;
}
int
-magic_getsig(SV *sv, MAGIC *mg)
+Perl_magic_getsig(pTHX_ SV *sv, MAGIC *mg)
{
I32 i;
+ STRLEN n_a;
/* Are we fetching a signal entry? */
- i = whichsig(MgPV(mg,PL_na));
+ i = whichsig(MgPV(mg,n_a));
if (i) {
- if(psig_ptr[i])
- sv_setsv(sv,psig_ptr[i]);
+ if(PL_psig_ptr[i])
+ sv_setsv(sv,PL_psig_ptr[i]);
else {
Sighandler_t sigstate = rsignal_state(i);
sv_setpv(sv,"IGNORE");
else
sv_setsv(sv,&PL_sv_undef);
- psig_ptr[i] = SvREFCNT_inc(sv);
+ PL_psig_ptr[i] = SvREFCNT_inc(sv);
SvTEMP_off(sv);
}
}
return 0;
}
int
-magic_clearsig(SV *sv, MAGIC *mg)
+Perl_magic_clearsig(pTHX_ SV *sv, MAGIC *mg)
{
I32 i;
+ STRLEN n_a;
/* Are we clearing a signal entry? */
- i = whichsig(MgPV(mg,PL_na));
+ i = whichsig(MgPV(mg,n_a));
if (i) {
- if(psig_ptr[i]) {
- SvREFCNT_dec(psig_ptr[i]);
- psig_ptr[i]=0;
+ if(PL_psig_ptr[i]) {
+ SvREFCNT_dec(PL_psig_ptr[i]);
+ PL_psig_ptr[i]=0;
}
- if(psig_name[i]) {
- SvREFCNT_dec(psig_name[i]);
- psig_name[i]=0;
+ if(PL_psig_name[i]) {
+ SvREFCNT_dec(PL_psig_name[i]);
+ PL_psig_name[i]=0;
}
}
return 0;
}
int
-magic_setsig(SV *sv, MAGIC *mg)
+Perl_magic_setsig(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
register char *s;
I32 i;
SV** svp;
+ STRLEN len;
- s = MgPV(mg,PL_na);
+ s = MgPV(mg,len);
if (*s == '_') {
if (strEQ(s,"__DIE__"))
svp = &PL_diehook;
else if (strEQ(s,"__WARN__"))
svp = &PL_warnhook;
- else if (strEQ(s,"__PARSE__"))
- svp = &PL_parsehook;
else
- croak("No such hook: %s", s);
+ Perl_croak(aTHX_ "No such hook: %s", s);
i = 0;
if (*svp) {
SvREFCNT_dec(*svp);
else {
i = whichsig(s); /* ...no, a brick */
if (!i) {
- if (PL_dowarn || strEQ(s,"ALARM"))
- warn("No such signal: SIG%s", s);
+ if (ckWARN(WARN_SIGNAL))
+ Perl_warner(aTHX_ WARN_SIGNAL, "No such signal: SIG%s", s);
return 0;
}
- SvREFCNT_dec(psig_name[i]);
- SvREFCNT_dec(psig_ptr[i]);
- psig_ptr[i] = SvREFCNT_inc(sv);
+ SvREFCNT_dec(PL_psig_name[i]);
+ SvREFCNT_dec(PL_psig_ptr[i]);
+ PL_psig_ptr[i] = SvREFCNT_inc(sv);
SvTEMP_off(sv); /* Make sure it doesn't go away on us */
- psig_name[i] = newSVpv(s, strlen(s));
- SvREADONLY_on(psig_name[i]);
+ PL_psig_name[i] = newSVpvn(s, len);
+ SvREADONLY_on(PL_psig_name[i]);
}
if (SvTYPE(sv) == SVt_PVGV || SvROK(sv)) {
if (i)
*svp = SvREFCNT_inc(sv);
return 0;
}
- s = SvPV_force(sv,PL_na);
+ s = SvPV_force(sv,len);
if (strEQ(s,"IGNORE")) {
if (i)
(void)rsignal(i, SIG_IGN);
* tell whether HINT_STRICT_REFS is in force or not.
*/
if (!strchr(s,':') && !strchr(s,'\''))
- sv_setpv(sv, form("main::%s", s));
+ sv_insert(sv, 0, 0, "main::", 6);
if (i)
(void)rsignal(i, PL_sighandlerp);
else
}
int
-magic_setisa(SV *sv, MAGIC *mg)
+Perl_magic_setisa(pTHX_ SV *sv, MAGIC *mg)
{
PL_sub_generation++;
return 0;
}
-#ifdef OVERLOAD
-
int
-magic_setamagic(SV *sv, MAGIC *mg)
+Perl_magic_setamagic(pTHX_ SV *sv, MAGIC *mg)
{
/* HV_badAMAGIC_on(Sv_STASH(sv)); */
PL_amagic_generation++;
return 0;
}
-#endif /* OVERLOAD */
int
-magic_getnkeys(SV *sv, MAGIC *mg)
+Perl_magic_getnkeys(pTHX_ SV *sv, MAGIC *mg)
{
HV *hv = (HV*)LvTARG(sv);
HE *entry;
if (hv) {
(void) hv_iterinit(hv);
- if (!SvRMAGICAL(hv) || !mg_find((SV*)hv,'P'))
+ if (! SvTIED_mg((SV*)hv, 'P'))
i = HvKEYS(hv);
else {
/*SUPPRESS 560*/
- while (entry = hv_iternext(hv)) {
+ while ((entry = hv_iternext(hv))) {
i++;
}
}
}
int
-magic_setnkeys(SV *sv, MAGIC *mg)
+Perl_magic_setnkeys(pTHX_ SV *sv, MAGIC *mg)
{
if (LvTARG(sv)) {
hv_ksplit((HV*)LvTARG(sv), SvIV(sv));
/* caller is responsible for stack switching/cleanup */
STATIC int
-magic_methcall(MAGIC *mg, char *meth, I32 flags, int n, SV *val)
+S_magic_methcall(pTHX_ SV *sv, MAGIC *mg, char *meth, I32 flags, int n, SV *val)
{
dSP;
PUSHMARK(SP);
EXTEND(SP, n);
- PUSHs(mg->mg_obj);
+ PUSHs(SvTIED_obj(sv, mg));
if (n > 1) {
if (mg->mg_ptr) {
if (mg->mg_len >= 0)
- PUSHs(sv_2mortal(newSVpv(mg->mg_ptr, mg->mg_len)));
+ PUSHs(sv_2mortal(newSVpvn(mg->mg_ptr, mg->mg_len)));
else if (mg->mg_len == HEf_SVKEY)
PUSHs((SV*)mg->mg_ptr);
}
}
PUTBACK;
- return perl_call_method(meth, flags);
+ return call_method(meth, flags);
}
STATIC int
-magic_methpack(SV *sv, MAGIC *mg, char *meth)
+S_magic_methpack(pTHX_ SV *sv, MAGIC *mg, char *meth)
{
dSP;
SAVETMPS;
PUSHSTACKi(PERLSI_MAGIC);
- if (magic_methcall(mg, meth, G_SCALAR, 2, NULL)) {
+ if (magic_methcall(sv, mg, meth, G_SCALAR, 2, NULL)) {
sv_setsv(sv, *PL_stack_sp--);
}
}
int
-magic_getpack(SV *sv, MAGIC *mg)
+Perl_magic_getpack(pTHX_ SV *sv, MAGIC *mg)
{
magic_methpack(sv,mg,"FETCH");
if (mg->mg_ptr)
}
int
-magic_setpack(SV *sv, MAGIC *mg)
+Perl_magic_setpack(pTHX_ SV *sv, MAGIC *mg)
{
dSP;
ENTER;
PUSHSTACKi(PERLSI_MAGIC);
- magic_methcall(mg, "STORE", G_SCALAR|G_DISCARD, 3, sv);
+ magic_methcall(sv, mg, "STORE", G_SCALAR|G_DISCARD, 3, sv);
POPSTACK;
LEAVE;
return 0;
}
int
-magic_clearpack(SV *sv, MAGIC *mg)
+Perl_magic_clearpack(pTHX_ SV *sv, MAGIC *mg)
{
return magic_methpack(sv,mg,"DELETE");
}
U32
-magic_sizepack(SV *sv, MAGIC *mg)
+Perl_magic_sizepack(pTHX_ SV *sv, MAGIC *mg)
{
dSP;
U32 retval = 0;
ENTER;
SAVETMPS;
PUSHSTACKi(PERLSI_MAGIC);
- if (magic_methcall(mg, "FETCHSIZE", G_SCALAR, 2, NULL)) {
+ if (magic_methcall(sv, mg, "FETCHSIZE", G_SCALAR, 2, NULL)) {
sv = *PL_stack_sp--;
retval = (U32) SvIV(sv)-1;
}
return retval;
}
-int magic_wipepack(SV *sv, MAGIC *mg)
+int
+Perl_magic_wipepack(pTHX_ SV *sv, MAGIC *mg)
{
dSP;
ENTER;
PUSHSTACKi(PERLSI_MAGIC);
PUSHMARK(SP);
- XPUSHs(mg->mg_obj);
+ XPUSHs(SvTIED_obj(sv, mg));
PUTBACK;
- perl_call_method("CLEAR", G_SCALAR|G_DISCARD);
+ call_method("CLEAR", G_SCALAR|G_DISCARD);
POPSTACK;
LEAVE;
return 0;
}
int
-magic_nextpack(SV *sv, MAGIC *mg, SV *key)
+Perl_magic_nextpack(pTHX_ SV *sv, MAGIC *mg, SV *key)
{
dSP;
- char *meth = SvOK(key) ? "NEXTKEY" : "FIRSTKEY";
+ const char *meth = SvOK(key) ? "NEXTKEY" : "FIRSTKEY";
ENTER;
SAVETMPS;
PUSHSTACKi(PERLSI_MAGIC);
PUSHMARK(SP);
EXTEND(SP, 2);
- PUSHs(mg->mg_obj);
+ PUSHs(SvTIED_obj(sv, mg));
if (SvOK(key))
PUSHs(key);
PUTBACK;
- if (perl_call_method(meth, G_SCALAR))
+ if (call_method(meth, G_SCALAR))
sv_setsv(key, *PL_stack_sp--);
POPSTACK;
}
int
-magic_existspack(SV *sv, MAGIC *mg)
+Perl_magic_existspack(pTHX_ SV *sv, MAGIC *mg)
{
return magic_methpack(sv,mg,"EXISTS");
}
int
-magic_setdbline(SV *sv, MAGIC *mg)
+Perl_magic_setdbline(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
OP *o;
I32 i;
GV* gv;
SV** svp;
+ STRLEN n_a;
gv = PL_DBline;
i = SvTRUE(sv);
svp = av_fetch(GvAV(gv),
- atoi(MgPV(mg,PL_na)), FALSE);
- if (svp && SvIOKp(*svp) && (o = (OP*)SvSTASH(*svp)))
+ atoi(MgPV(mg,n_a)), FALSE);
+ if (svp && SvIOKp(*svp) && (o = INT2PTR(OP*,SvIVX(*svp))))
o->op_private = i;
- else
- warn("Can't break at that line\n");
+ else if (ckWARN_d(WARN_INTERNAL))
+ Perl_warner(aTHX_ WARN_INTERNAL, "Can't break at that line\n");
return 0;
}
int
-magic_getarylen(SV *sv, MAGIC *mg)
+Perl_magic_getarylen(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
sv_setiv(sv, AvFILL((AV*)mg->mg_obj) + PL_curcop->cop_arybase);
}
int
-magic_setarylen(SV *sv, MAGIC *mg)
+Perl_magic_setarylen(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
av_fill((AV*)mg->mg_obj, SvIV(sv) - PL_curcop->cop_arybase);
}
int
-magic_getpos(SV *sv, MAGIC *mg)
+Perl_magic_getpos(pTHX_ SV *sv, MAGIC *mg)
{
SV* lsv = LvTARG(sv);
mg = mg_find(lsv, 'g');
if (mg && mg->mg_len >= 0) {
dTHR;
- sv_setiv(sv, mg->mg_len + PL_curcop->cop_arybase);
+ I32 i = mg->mg_len;
+ if (DO_UTF8(lsv))
+ sv_pos_b2u(lsv, &i);
+ sv_setiv(sv, i + PL_curcop->cop_arybase);
return 0;
}
}
}
int
-magic_setpos(SV *sv, MAGIC *mg)
+Perl_magic_setpos(pTHX_ SV *sv, MAGIC *mg)
{
SV* lsv = LvTARG(sv);
SSize_t pos;
STRLEN len;
+ STRLEN ulen = 0;
+ dTHR;
mg = 0;
}
len = SvPOK(lsv) ? SvCUR(lsv) : sv_len(lsv);
- WITH_THR(pos = SvIV(sv) - PL_curcop->cop_arybase);
+ pos = SvIV(sv) - PL_curcop->cop_arybase;
+
+ if (DO_UTF8(lsv)) {
+ ulen = sv_len_utf8(lsv);
+ if (ulen)
+ len = ulen;
+ }
+
if (pos < 0) {
pos += len;
if (pos < 0)
}
else if (pos > len)
pos = len;
+
+ if (ulen) {
+ I32 p = pos;
+ sv_pos_u2b(lsv, &p, 0);
+ pos = p;
+ }
+
mg->mg_len = pos;
mg->mg_flags &= ~MGf_MINMATCH;
}
int
-magic_getglob(SV *sv, MAGIC *mg)
+Perl_magic_getglob(pTHX_ SV *sv, MAGIC *mg)
{
if (SvFAKE(sv)) { /* FAKE globs can get coerced */
SvFAKE_off(sv);
}
int
-magic_setglob(SV *sv, MAGIC *mg)
+Perl_magic_setglob(pTHX_ SV *sv, MAGIC *mg)
{
register char *s;
GV* gv;
+ STRLEN n_a;
if (!SvOK(sv))
return 0;
- s = SvPV(sv, PL_na);
+ s = SvPV(sv, n_a);
if (*s == '*' && s[1])
s++;
gv = gv_fetchpv(s,TRUE, SVt_PVGV);
}
int
-magic_getsubstr(SV *sv, MAGIC *mg)
+Perl_magic_getsubstr(pTHX_ SV *sv, MAGIC *mg)
{
STRLEN len;
SV *lsv = LvTARG(sv);
}
int
-magic_setsubstr(SV *sv, MAGIC *mg)
+Perl_magic_setsubstr(pTHX_ SV *sv, MAGIC *mg)
{
STRLEN len;
char *tmps = SvPV(sv,len);
}
int
-magic_gettaint(SV *sv, MAGIC *mg)
+Perl_magic_gettaint(pTHX_ SV *sv, MAGIC *mg)
{
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;
}
int
-magic_settaint(SV *sv, MAGIC *mg)
+Perl_magic_settaint(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
if (PL_localizing) {
}
int
-magic_getvec(SV *sv, MAGIC *mg)
+Perl_magic_getvec(pTHX_ SV *sv, MAGIC *mg)
{
SV *lsv = LvTARG(sv);
- unsigned char *s;
- unsigned long retnum;
- STRLEN lsvlen;
- I32 len;
- I32 offset;
- I32 size;
if (!lsv) {
- SvOK_off(sv);
+ (void)SvOK_off(sv);
return 0;
}
- s = (unsigned char *) SvPV(lsv, lsvlen);
- offset = LvTARGOFF(sv);
- size = LvTARGLEN(sv);
- len = (offset + size + 7) / 8;
- /* Copied from pp_vec() */
-
- if (len > lsvlen) {
- if (size <= 8)
- retnum = 0;
- else {
- offset >>= 3;
- if (size == 16) {
- if (offset >= lsvlen)
- retnum = 0;
- else
- retnum = (unsigned long) s[offset] << 8;
- }
- else if (size == 32) {
- if (offset >= lsvlen)
- retnum = 0;
- else if (offset + 1 >= lsvlen)
- retnum = (unsigned long) s[offset] << 24;
- else if (offset + 2 >= lsvlen)
- retnum = ((unsigned long) s[offset] << 24) +
- ((unsigned long) s[offset + 1] << 16);
- else
- retnum = ((unsigned long) s[offset] << 24) +
- ((unsigned long) s[offset + 1] << 16) +
- (s[offset + 2] << 8);
- }
- }
- }
- else if (size < 8)
- retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1);
- else {
- offset >>= 3;
- if (size == 8)
- retnum = s[offset];
- else if (size == 16)
- retnum = ((unsigned long) s[offset] << 8) + s[offset+1];
- else if (size == 32)
- retnum = ((unsigned long) s[offset] << 24) +
- ((unsigned long) s[offset + 1] << 16) +
- (s[offset + 2] << 8) + s[offset+3];
- }
-
- sv_setuv(sv, (UV)retnum);
+ sv_setuv(sv, do_vecget(lsv, LvTARGOFF(sv), LvTARGLEN(sv)));
return 0;
}
int
-magic_setvec(SV *sv, MAGIC *mg)
+Perl_magic_setvec(pTHX_ SV *sv, MAGIC *mg)
{
do_vecset(sv); /* XXX slurp this routine */
return 0;
}
int
-magic_getdefelem(SV *sv, MAGIC *mg)
+Perl_magic_getdefelem(pTHX_ SV *sv, MAGIC *mg)
{
SV *targ = Nullsv;
if (LvTARGLEN(sv)) {
}
int
-magic_setdefelem(SV *sv, MAGIC *mg)
+Perl_magic_setdefelem(pTHX_ SV *sv, MAGIC *mg)
{
if (LvTARGLEN(sv))
vivify_defelem(sv);
}
void
-vivify_defelem(SV *sv)
+Perl_vivify_defelem(pTHX_ SV *sv)
{
dTHR; /* just for SvREFCNT_inc and SvREFCNT_dec*/
MAGIC *mg;
return;
if (mg->mg_obj) {
SV *ahv = LvTARG(sv);
+ STRLEN n_a;
if (SvTYPE(ahv) == SVt_PVHV) {
HE *he = hv_fetch_ent((HV*)ahv, mg->mg_obj, TRUE, 0);
if (he)
value = *svp;
}
if (!value || value == &PL_sv_undef)
- croak(no_helem, SvPV(mg->mg_obj, PL_na));
+ Perl_croak(aTHX_ PL_no_helem, SvPV(mg->mg_obj, n_a));
}
else {
AV* av = (AV*)LvTARG(sv);
else {
SV** svp = av_fetch(av, LvTARGOFF(sv), TRUE);
if (!svp || (value = *svp) == &PL_sv_undef)
- croak(no_aelem, (I32)LvTARGOFF(sv));
+ Perl_croak(aTHX_ PL_no_aelem, (I32)LvTARGOFF(sv));
}
}
(void)SvREFCNT_inc(value);
}
int
-magic_setmglob(SV *sv, MAGIC *mg)
+Perl_magic_killbackrefs(pTHX_ SV *sv, MAGIC *mg)
+{
+ AV *av = (AV*)mg->mg_obj;
+ SV **svp = AvARRAY(av);
+ I32 i = AvFILLp(av);
+ while (i >= 0) {
+ if (svp[i] && svp[i] != &PL_sv_undef) {
+ if (!SvWEAKREF(svp[i]))
+ Perl_croak(aTHX_ "panic: magic_killbackrefs");
+ /* XXX Should we check that it hasn't changed? */
+ SvRV(svp[i]) = 0;
+ (void)SvOK_off(svp[i]);
+ SvWEAKREF_off(svp[i]);
+ svp[i] = &PL_sv_undef;
+ }
+ i--;
+ }
+ return 0;
+}
+
+int
+Perl_magic_setmglob(pTHX_ SV *sv, MAGIC *mg)
{
mg->mg_len = -1;
SvSCREAM_off(sv);
}
int
-magic_setbm(SV *sv, MAGIC *mg)
+Perl_magic_setbm(pTHX_ SV *sv, MAGIC *mg)
{
sv_unmagic(sv, 'B');
SvVALID_off(sv);
}
int
-magic_setfm(SV *sv, MAGIC *mg)
+Perl_magic_setfm(pTHX_ SV *sv, MAGIC *mg)
{
sv_unmagic(sv, 'f');
SvCOMPILED_off(sv);
}
int
-magic_setuvar(SV *sv, MAGIC *mg)
+Perl_magic_setuvar(pTHX_ SV *sv, MAGIC *mg)
{
struct ufuncs *uf = (struct ufuncs *)mg->mg_ptr;
}
int
-magic_freeregexp(SV *sv, MAGIC *mg)
+Perl_magic_freeregexp(pTHX_ SV *sv, MAGIC *mg)
{
regexp *re = (regexp *)mg->mg_obj;
ReREFCNT_dec(re);
#ifdef USE_LOCALE_COLLATE
int
-magic_setcollxfrm(SV *sv, MAGIC *mg)
+Perl_magic_setcollxfrm(pTHX_ SV *sv, MAGIC *mg)
{
/*
- * René Descartes said "I think not."
+ * RenE<eacute> Descartes said "I think not."
* and vanished with a faint plop.
*/
if (mg->mg_ptr) {
#endif /* USE_LOCALE_COLLATE */
int
-magic_set(SV *sv, MAGIC *mg)
+Perl_magic_set(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
register char *s;
case '\001': /* ^A */
sv_setsv(PL_bodytarget, sv);
break;
+ case '\003': /* ^C */
+ PL_minus_c = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
+ break;
+
case '\004': /* ^D */
PL_debug = (SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv)) | 0x80000000;
DEBUG_x(dump_all());
break;
case '\005': /* ^E */
-#ifdef VMS
- set_vaxc_errno(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
+#ifdef MACOS_TRADITIONAL
+ gLastMacOSErr = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
#else
-#ifdef WIN32
+# ifdef VMS
+ set_vaxc_errno(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
+# else
+# ifdef WIN32
SetLastError( SvIV(sv) );
-#else
+# else
+# ifndef OS2
/* will anyone ever use this? */
SETERRNO(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv), 4);
-#endif
+# endif
+# endif
+# endif
#endif
break;
case '\006': /* ^F */
case '\010': /* ^H */
PL_hints = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
break;
- case '\t': /* ^I */
+ case '\011': /* ^I */ /* NOT \t in EBCDIC */
if (PL_inplace)
Safefree(PL_inplace);
if (SvOK(sv))
- PL_inplace = savepv(SvPV(sv,PL_na));
+ PL_inplace = savepv(SvPV(sv,len));
else
PL_inplace = Nullch;
break;
if (PL_osname)
Safefree(PL_osname);
if (SvOK(sv))
- PL_osname = savepv(SvPV(sv,PL_na));
+ PL_osname = savepv(SvPV(sv,len));
else
PL_osname = Nullch;
break;
case '\020': /* ^P */
PL_perldb = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
+ if (PL_perldb && !PL_DBsingle)
+ init_debugger();
break;
case '\024': /* ^T */
#ifdef BIG_TIME
PL_basetime = (Time_t)(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
#endif
break;
- case '\027': /* ^W */
- PL_dowarn = (bool)(SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv));
+ 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);
+ PL_dowarn = (PL_dowarn & ~G_WARN_ON)
+ | (i ? G_WARN_ON : G_WARN_OFF) ;
+ }
+ }
+ 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 = pWARN_NONE;
+ break;
+ }
+ if (isWARN_on(sv, WARN_ALL) && !isWARNf_on(sv, WARN_ALL)) {
+ PL_compiling.cop_warnings = pWARN_ALL;
+ PL_dowarn |= G_WARN_ONCE ;
+ }
+ else {
+ STRLEN len, i;
+ int accumulate = 0 ;
+ char * ptr = (char*)SvPV(sv, len) ;
+ for (i = 0 ; i < len ; ++i)
+ accumulate += ptr[i] ;
+ if (!accumulate)
+ PL_compiling.cop_warnings = pWARN_NONE;
+ else {
+ if (specialWARN(PL_compiling.cop_warnings))
+ PL_compiling.cop_warnings = newSVsv(sv) ;
+ else
+ sv_setsv(PL_compiling.cop_warnings, sv);
+ if (isWARN_on(PL_compiling.cop_warnings, 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);
break;
case '^':
Safefree(IoTOP_NAME(GvIOp(PL_defoutgv)));
- IoTOP_NAME(GvIOp(PL_defoutgv)) = s = savepv(SvPV(sv,PL_na));
+ IoTOP_NAME(GvIOp(PL_defoutgv)) = s = savepv(SvPV(sv,len));
IoTOP_GV(GvIOp(PL_defoutgv)) = gv_fetchpv(s,TRUE, SVt_PVIO);
break;
case '~':
Safefree(IoFMT_NAME(GvIOp(PL_defoutgv)));
- IoFMT_NAME(GvIOp(PL_defoutgv)) = s = savepv(SvPV(sv,PL_na));
+ IoFMT_NAME(GvIOp(PL_defoutgv)) = s = savepv(SvPV(sv,len));
IoFMT_GV(GvIOp(PL_defoutgv)) = gv_fetchpv(s,TRUE, SVt_PVIO);
break;
case '=':
case '\\':
if (PL_ors)
Safefree(PL_ors);
- if (SvOK(sv) || SvGMAGICAL(sv))
- PL_ors = savepv(SvPV(sv,PL_orslen));
+ if (SvOK(sv) || SvGMAGICAL(sv)) {
+ s = SvPV(sv,PL_orslen);
+ PL_ors = savepvn(s,PL_orslen);
+ }
else {
PL_ors = Nullch;
PL_orslen = 0;
case '#':
if (PL_ofmt)
Safefree(PL_ofmt);
- PL_ofmt = savepv(SvPV(sv,PL_na));
+ PL_ofmt = savepv(SvPV(sv,len));
break;
case '[':
PL_compiling.cop_arybase = SvIOK(sv) ? SvIVX(sv) : sv_2iv(sv);
if (PL_uid == PL_euid) /* special case $< = $> */
(void)PerlProc_setuid(PL_uid);
else {
- PL_uid = (I32)PerlProc_getuid();
- croak("setruid() not implemented");
+ PL_uid = PerlProc_getuid();
+ Perl_croak(aTHX_ "setruid() not implemented");
}
#endif
#endif
#endif
- PL_uid = (I32)PerlProc_getuid();
+ PL_uid = PerlProc_getuid();
PL_tainting |= (PL_uid && (PL_euid != PL_uid || PL_egid != PL_gid));
break;
case '>':
if (PL_euid == PL_uid) /* special case $> = $< */
PerlProc_setuid(PL_euid);
else {
- PL_euid = (I32)PerlProc_geteuid();
- croak("seteuid() not implemented");
+ PL_euid = PerlProc_geteuid();
+ Perl_croak(aTHX_ "seteuid() not implemented");
}
#endif
#endif
#endif
- PL_euid = (I32)PerlProc_geteuid();
+ PL_euid = PerlProc_geteuid();
PL_tainting |= (PL_uid && (PL_euid != PL_uid || PL_egid != PL_gid));
break;
case '(':
if (PL_gid == PL_egid) /* special case $( = $) */
(void)PerlProc_setgid(PL_gid);
else {
- PL_gid = (I32)PerlProc_getgid();
- croak("setrgid() not implemented");
+ PL_gid = PerlProc_getgid();
+ Perl_croak(aTHX_ "setrgid() not implemented");
}
#endif
#endif
#endif
- PL_gid = (I32)PerlProc_getgid();
+ PL_gid = PerlProc_getgid();
PL_tainting |= (PL_uid && (PL_euid != PL_uid || PL_egid != PL_gid));
break;
case ')':
#ifdef HAS_SETGROUPS
{
- char *p = SvPV(sv, PL_na);
+ char *p = SvPV(sv, len);
Groups_t gary[NGROUPS];
- SET_NUMERIC_STANDARD();
while (isSPACE(*p))
++p;
- PL_egid = I_V(atof(p));
+ PL_egid = Atol(p);
for (i = 0; i < NGROUPS; ++i) {
while (*p && !isSPACE(*p))
++p;
++p;
if (!*p)
break;
- gary[i] = I_V(atof(p));
+ gary[i] = Atol(p);
}
if (i)
(void)setgroups(i, gary);
if (PL_egid == PL_gid) /* special case $) = $( */
(void)PerlProc_setgid(PL_egid);
else {
- PL_egid = (I32)PerlProc_getegid();
- croak("setegid() not implemented");
+ PL_egid = PerlProc_getegid();
+ Perl_croak(aTHX_ "setegid() not implemented");
}
#endif
#endif
#endif
- PL_egid = (I32)PerlProc_getegid();
+ PL_egid = PerlProc_getegid();
PL_tainting |= (PL_uid && (PL_euid != PL_uid || PL_egid != PL_gid));
break;
case ':':
- PL_chopset = SvPV_force(sv,PL_na);
+ PL_chopset = SvPV_force(sv,len);
break;
+#ifndef MACOS_TRADITIONAL
case '0':
if (!PL_origalen) {
s = PL_origargv[0];
|| PL_origargv[i] == s + 2
#endif
)
- s += strlen(++s); /* this one is ok too */
+ {
+ ++s;
+ s += strlen(s); /* this one is ok too */
+ }
else
break;
}
my_setenv("NoNe SuCh", Nullch);
/* force copy of environment */
for (i = 0; PL_origenviron[i]; i++)
- if (PL_origenviron[i] == s + 1)
- s += strlen(++s);
+ if (PL_origenviron[i] == s + 1) {
+ ++s;
+ s += strlen(s);
+ }
else
break;
}
PL_origargv[i] = Nullch;
}
break;
+#endif
#ifdef USE_THREADS
case '@':
sv_setsv(thr->errsv, sv);
#ifdef USE_THREADS
int
-magic_mutexfree(SV *sv, MAGIC *mg)
+Perl_magic_mutexfree(pTHX_ SV *sv, MAGIC *mg)
{
dTHR;
- DEBUG_L(PerlIO_printf(PerlIO_stderr(), "0x%lx: magic_mutexfree 0x%lx\n",
- (unsigned long)thr, (unsigned long)sv);)
+ DEBUG_S(PerlIO_printf(Perl_debug_log,
+ "0x%"UVxf": magic_mutexfree 0x%"UVxf"\n",
+ PTR2UV(thr), PTR2UV(sv));)
if (MgOWNER(mg))
- croak("panic: magic_mutexfree");
+ Perl_croak(aTHX_ "panic: magic_mutexfree");
MUTEX_DESTROY(MgMUTEXP(mg));
COND_DESTROY(MgCONDP(mg));
- SvREFCNT_dec(sv);
return 0;
}
#endif /* USE_THREADS */
I32
-whichsig(char *sig)
+Perl_whichsig(pTHX_ char *sig)
{
register char **sigv;
- for (sigv = sig_name+1; *sigv; sigv++)
+ for (sigv = PL_sig_name+1; *sigv; sigv++)
if (strEQ(sig,*sigv))
- return sig_num[sigv - sig_name];
+ return PL_sig_num[sigv - PL_sig_name];
#ifdef SIGCLD
if (strEQ(sig,"CHLD"))
return SIGCLD;
static SV* sig_sv;
-STATIC void
-unwind_handler_stack(void *p)
-{
- dTHR;
- U32 flags = *(U32*)p;
-
- if (flags & 1)
- PL_savestack_ix -= 5; /* Unprotect save in progress. */
- /* cxstack_ix-- Not needed, die already unwound it. */
- if (flags & 64)
- SvREFCNT_dec(sig_sv);
-}
-
Signal_t
-sighandler(int sig)
+Perl_sighandler(int sig)
{
+ dTHX;
dSP;
GV *gv = Nullgv;
HV *st;
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)
if (PL_scopestack_ix < PL_scopestack_max - 3)
flags |= 16;
- if (!psig_ptr[sig])
- die("Signal SIG%s received, but no signal handler set.\n",
- sig_name[sig]);
+ if (!PL_psig_ptr[sig])
+ Perl_die(aTHX_ "Signal SIG%s received, but no signal handler set.\n",
+ PL_sig_name[sig]);
/* Max number of items pushed there is 3*n or 4. We cannot fix
infinity, so we fix 4 (in fact 5): */
if (flags & 1) {
PL_savestack_ix += 5; /* Protect save in progress. */
o_save_i = PL_savestack_ix;
- SAVEDESTRUCTOR(unwind_handler_stack, (void*)&flags);
+ SAVEDESTRUCTOR_X(unwind_handler_stack, (void*)&flags);
}
if (flags & 4)
PL_markstack_ptr++; /* Protect mark. */
if (flags & 16)
PL_scopestack_ix += 1;
/* sv_2cv is too complicated, try a simpler variant first: */
- if (!SvROK(psig_ptr[sig]) || !(cv = (CV*)SvRV(psig_ptr[sig]))
+ if (!SvROK(PL_psig_ptr[sig]) || !(cv = (CV*)SvRV(PL_psig_ptr[sig]))
|| SvTYPE(cv) != SVt_PVCV)
- cv = sv_2cv(psig_ptr[sig],&st,&gv,TRUE);
+ cv = sv_2cv(PL_psig_ptr[sig],&st,&gv,TRUE);
if (!cv || !CvROOT(cv)) {
- if (PL_dowarn)
- warn("SIG%s handler \"%s\" not defined.\n",
- sig_name[sig], (gv ? GvENAME(gv)
+ if (ckWARN(WARN_SIGNAL))
+ Perl_warner(aTHX_ WARN_SIGNAL, "SIG%s handler \"%s\" not defined.\n",
+ PL_sig_name[sig], (gv ? GvENAME(gv)
: ((cv && CvGV(cv))
? GvENAME(CvGV(cv))
: "__ANON__")));
goto cleanup;
}
- if(psig_name[sig]) {
- sv = SvREFCNT_inc(psig_name[sig]);
+ if(PL_psig_name[sig]) {
+ sv = SvREFCNT_inc(PL_psig_name[sig]);
flags |= 64;
sig_sv = sv;
} else {
sv = sv_newmortal();
- sv_setpv(sv,sig_name[sig]);
+ sv_setpv(sv,PL_sig_name[sig]);
}
PUSHSTACKi(PERLSI_SIGNAL);
PUSHs(sv);
PUTBACK;
- perl_call_sv((SV*)cv, G_DISCARD);
+ call_sv((SV*)cv, G_DISCARD);
POPSTACK;
cleanup:
}
+#ifdef PERL_OBJECT
+#include "XSUB.h"
+#endif
+
+static void
+restore_magic(pTHXo_ void *p)
+{
+ dTHR;
+ MGS* mgs = SSPTR(PTR2IV(p), MGS*);
+ SV* sv = mgs->mgs_sv;
+
+ if (!sv)
+ return;
+
+ if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv))
+ {
+ if (mgs->mgs_flags)
+ SvFLAGS(sv) |= mgs->mgs_flags;
+ else
+ mg_magical(sv);
+ if (SvGMAGICAL(sv))
+ SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK|SVf_POK);
+ }
+
+ mgs->mgs_sv = NULL; /* mark the MGS structure as restored */
+
+ /* If we're still on top of the stack, pop us off. (That condition
+ * will be satisfied if restore_magic was called explicitly, but *not*
+ * if it's being called via leave_scope.)
+ * The reason for doing this is that otherwise, things like sv_2cv()
+ * may leave alloc gunk on the savestack, and some code
+ * (e.g. sighandler) doesn't expect that...
+ */
+ if (PL_savestack_ix == mgs->mgs_ss_ix)
+ {
+ I32 popval = SSPOPINT;
+ assert(popval == SAVEt_DESTRUCTOR_X);
+ PL_savestack_ix -= 2;
+ popval = SSPOPINT;
+ assert(popval == SAVEt_ALLOC);
+ popval = SSPOPINT;
+ PL_savestack_ix -= popval;
+ }
+
+}
+
+static void
+unwind_handler_stack(pTHXo_ void *p)
+{
+ dTHR;
+ U32 flags = *(U32*)p;
+
+ if (flags & 1)
+ PL_savestack_ix -= 5; /* Unprotect save in progress. */
+ /* cxstack_ix-- Not needed, die already unwound it. */
+ if (flags & 64)
+ SvREFCNT_dec(sig_sv);
+}
https://perl5.git.perl.org / perl5.git / blobdiff