#include "perl.h"
/*
+ * The compiler on Concurrent CX/UX systems has a subtle bug which only
+ * seems to show up when compiling pp.c - it generates the wrong double
+ * precision constant value for (double)UV_MAX when used inline in the body
+ * of the code below, so this makes a static variable up front (which the
+ * compiler seems to get correct) and uses it in place of UV_MAX below.
+ */
+#ifdef CXUX_BROKEN_CONSTANT_CONVERT
+static double UV_MAX_cxux = ((double)UV_MAX);
+#endif
+
+/*
* Types used in bitwise operations.
*
* Normally we'd just use IV and UV. However, some hardware and
/* variations on pp_null */
+#ifdef DONT_DECLARE_STD
+#ifdef I_UNISTD
+#include <unistd.h>
+#endif
+#else
+extern pid_t getpid (void);
+#endif
+
PP(pp_stub)
{
- dSP;
+ djSP;
if (GIMME_V == G_SCALAR)
XPUSHs(&sv_undef);
RETURN;
PP(pp_padav)
{
- dSP; dTARGET;
+ djSP; dTARGET;
if (op->op_private & OPpLVAL_INTRO)
SAVECLEARSV(curpad[op->op_targ]);
EXTEND(SP, 1);
PP(pp_padhv)
{
- dSP; dTARGET;
+ djSP; dTARGET;
I32 gimme;
XPUSHs(TARG);
PP(pp_rv2gv)
{
- dSP; dTOPss;
+ djSP; dTOPss;
if (SvROK(sv)) {
wasref:
PP(pp_rv2sv)
{
- dSP; dTOPss;
+ djSP; dTOPss;
if (SvROK(sv)) {
wasref:
PP(pp_av2arylen)
{
- dSP;
+ djSP;
AV *av = (AV*)TOPs;
SV *sv = AvARYLEN(av);
if (!sv) {
PP(pp_pos)
{
- dSP; dTARGET; dPOPss;
+ djSP; dTARGET; dPOPss;
if (op->op_flags & OPf_MOD) {
if (SvTYPE(TARG) < SVt_PVLV) {
PP(pp_rv2cv)
{
- dSP;
+ djSP;
GV *gv;
HV *stash;
PP(pp_prototype)
{
- dSP;
+ djSP;
CV *cv;
HV *stash;
GV *gv;
PP(pp_anoncode)
{
- dSP;
+ djSP;
CV* cv = (CV*)curpad[op->op_targ];
if (CvCLONE(cv))
cv = (CV*)sv_2mortal((SV*)cv_clone(cv));
PP(pp_srefgen)
{
- dSP;
+ djSP;
*SP = refto(*SP);
RETURN;
}
PP(pp_refgen)
{
- dSP; dMARK;
+ djSP; dMARK;
if (GIMME != G_ARRAY) {
MARK[1] = *SP;
SP = MARK + 1;
}
static SV*
-refto(sv)
-SV* sv;
+refto(SV *sv)
{
SV* rv;
PP(pp_ref)
{
- dSP; dTARGET;
+ djSP; dTARGET;
SV *sv;
char *pv;
PP(pp_bless)
{
- dSP;
+ djSP;
HV *stash;
if (MAXARG == 1)
RETURN;
}
+PP(pp_gelem)
+{
+ GV *gv;
+ SV *sv;
+ SV *ref;
+ char *elem;
+ djSP;
+
+ sv = POPs;
+ elem = SvPV(sv, na);
+ gv = (GV*)POPs;
+ ref = Nullsv;
+ sv = Nullsv;
+ switch (elem ? *elem : '\0')
+ {
+ case 'A':
+ if (strEQ(elem, "ARRAY"))
+ ref = (SV*)GvAV(gv);
+ break;
+ case 'C':
+ if (strEQ(elem, "CODE"))
+ ref = (SV*)GvCVu(gv);
+ break;
+ case 'F':
+ if (strEQ(elem, "FILEHANDLE")) /* XXX deprecate in 5.005 */
+ ref = (SV*)GvIOp(gv);
+ break;
+ case 'G':
+ if (strEQ(elem, "GLOB"))
+ ref = (SV*)gv;
+ break;
+ case 'H':
+ if (strEQ(elem, "HASH"))
+ ref = (SV*)GvHV(gv);
+ break;
+ case 'I':
+ if (strEQ(elem, "IO"))
+ ref = (SV*)GvIOp(gv);
+ break;
+ case 'N':
+ if (strEQ(elem, "NAME"))
+ sv = newSVpv(GvNAME(gv), GvNAMELEN(gv));
+ break;
+ case 'P':
+ if (strEQ(elem, "PACKAGE"))
+ sv = newSVpv(HvNAME(GvSTASH(gv)), 0);
+ break;
+ case 'S':
+ if (strEQ(elem, "SCALAR"))
+ ref = GvSV(gv);
+ break;
+ }
+ if (ref)
+ sv = newRV(ref);
+ if (sv)
+ sv_2mortal(sv);
+ else
+ sv = &sv_undef;
+ XPUSHs(sv);
+ RETURN;
+}
+
/* Pattern matching */
PP(pp_study)
{
- dSP; dPOPss;
+ djSP; dPOPss;
register unsigned char *s;
register I32 pos;
register I32 ch;
PP(pp_trans)
{
- dSP; dTARG;
+ djSP; dTARG;
SV *sv;
if (op->op_flags & OPf_STACKED)
PP(pp_schop)
{
- dSP; dTARGET;
+ djSP; dTARGET;
do_chop(TARG, TOPs);
SETTARG;
RETURN;
PP(pp_chop)
{
- dSP; dMARK; dTARGET;
+ djSP; dMARK; dTARGET;
while (SP > MARK)
do_chop(TARG, POPs);
PUSHTARG;
PP(pp_schomp)
{
- dSP; dTARGET;
+ djSP; dTARGET;
SETi(do_chomp(TOPs));
RETURN;
}
PP(pp_chomp)
{
- dSP; dMARK; dTARGET;
+ djSP; dMARK; dTARGET;
register I32 count = 0;
while (SP > MARK)
PP(pp_defined)
{
- dSP;
+ djSP;
register SV* sv;
sv = POPs;
RETPUSHNO;
switch (SvTYPE(sv)) {
case SVt_PVAV:
- if (AvMAX(sv) >= 0 || SvRMAGICAL(sv))
+ if (AvMAX(sv) >= 0 || SvGMAGICAL(sv))
RETPUSHYES;
break;
case SVt_PVHV:
- if (HvARRAY(sv) || SvRMAGICAL(sv))
+ if (HvARRAY(sv) || SvGMAGICAL(sv))
RETPUSHYES;
break;
case SVt_PVCV:
PP(pp_undef)
{
- dSP;
+ djSP;
SV *sv;
if (!op->op_private) {
PP(pp_predec)
{
- dSP;
+ djSP;
if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV)
croak(no_modify);
if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) &&
PP(pp_postinc)
{
- dSP; dTARGET;
+ djSP; dTARGET;
if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV)
croak(no_modify);
sv_setsv(TARG, TOPs);
PP(pp_postdec)
{
- dSP; dTARGET;
+ djSP; dTARGET;
if(SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV)
croak(no_modify);
sv_setsv(TARG, TOPs);
PP(pp_pow)
{
- dSP; dATARGET; tryAMAGICbin(pow,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(pow,opASSIGN);
{
dPOPTOPnnrl;
SETn( pow( left, right) );
PP(pp_multiply)
{
- dSP; dATARGET; tryAMAGICbin(mult,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(mult,opASSIGN);
{
dPOPTOPnnrl;
SETn( left * right );
PP(pp_divide)
{
- dSP; dATARGET; tryAMAGICbin(div,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(div,opASSIGN);
{
dPOPPOPnnrl;
double value;
PP(pp_modulo)
{
- dSP; dATARGET; tryAMAGICbin(mod,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(mod,opASSIGN);
{
UV left;
UV right;
if (right_neg) {
/* XXX may warn: unary minus operator applied to unsigned type */
/* could change -foo to be (~foo)+1 instead */
- if (ans <= -(UV)IV_MAX)
- sv_setiv(TARG, (IV) -ans);
+ if (ans <= ~((UV)IV_MAX)+1)
+ sv_setiv(TARG, ~ans+1);
else
sv_setnv(TARG, -(double)ans);
}
PP(pp_repeat)
{
- dSP; dATARGET; tryAMAGICbin(repeat,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(repeat,opASSIGN);
{
register I32 count = POPi;
if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) {
PP(pp_subtract)
{
- dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN);
{
dPOPTOPnnrl_ul;
SETn( left - right );
PP(pp_left_shift)
{
- dSP; dATARGET; tryAMAGICbin(lshift,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(lshift,opASSIGN);
{
IBW shift = POPi;
if (op->op_private & HINT_INTEGER) {
PP(pp_right_shift)
{
- dSP; dATARGET; tryAMAGICbin(rshift,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(rshift,opASSIGN);
{
IBW shift = POPi;
if (op->op_private & HINT_INTEGER) {
PP(pp_lt)
{
- dSP; tryAMAGICbinSET(lt,0);
+ djSP; tryAMAGICbinSET(lt,0);
{
dPOPnv;
SETs(boolSV(TOPn < value));
PP(pp_gt)
{
- dSP; tryAMAGICbinSET(gt,0);
+ djSP; tryAMAGICbinSET(gt,0);
{
dPOPnv;
SETs(boolSV(TOPn > value));
PP(pp_le)
{
- dSP; tryAMAGICbinSET(le,0);
+ djSP; tryAMAGICbinSET(le,0);
{
dPOPnv;
SETs(boolSV(TOPn <= value));
PP(pp_ge)
{
- dSP; tryAMAGICbinSET(ge,0);
+ djSP; tryAMAGICbinSET(ge,0);
{
dPOPnv;
SETs(boolSV(TOPn >= value));
PP(pp_ne)
{
- dSP; tryAMAGICbinSET(ne,0);
+ djSP; tryAMAGICbinSET(ne,0);
{
dPOPnv;
SETs(boolSV(TOPn != value));
PP(pp_ncmp)
{
- dSP; dTARGET; tryAMAGICbin(ncmp,0);
+ djSP; dTARGET; tryAMAGICbin(ncmp,0);
{
dPOPTOPnnrl;
I32 value;
PP(pp_slt)
{
- dSP; tryAMAGICbinSET(slt,0);
+ djSP; tryAMAGICbinSET(slt,0);
{
dPOPTOPssrl;
int cmp = ((op->op_private & OPpLOCALE)
PP(pp_sgt)
{
- dSP; tryAMAGICbinSET(sgt,0);
+ djSP; tryAMAGICbinSET(sgt,0);
{
dPOPTOPssrl;
int cmp = ((op->op_private & OPpLOCALE)
PP(pp_sle)
{
- dSP; tryAMAGICbinSET(sle,0);
+ djSP; tryAMAGICbinSET(sle,0);
{
dPOPTOPssrl;
int cmp = ((op->op_private & OPpLOCALE)
PP(pp_sge)
{
- dSP; tryAMAGICbinSET(sge,0);
+ djSP; tryAMAGICbinSET(sge,0);
{
dPOPTOPssrl;
int cmp = ((op->op_private & OPpLOCALE)
PP(pp_seq)
{
- dSP; tryAMAGICbinSET(seq,0);
+ djSP; tryAMAGICbinSET(seq,0);
{
dPOPTOPssrl;
SETs(boolSV(sv_eq(left, right)));
PP(pp_sne)
{
- dSP; tryAMAGICbinSET(sne,0);
+ djSP; tryAMAGICbinSET(sne,0);
{
dPOPTOPssrl;
SETs(boolSV(!sv_eq(left, right)));
PP(pp_scmp)
{
- dSP; dTARGET; tryAMAGICbin(scmp,0);
+ djSP; dTARGET; tryAMAGICbin(scmp,0);
{
dPOPTOPssrl;
int cmp = ((op->op_private & OPpLOCALE)
PP(pp_bit_and)
{
- dSP; dATARGET; tryAMAGICbin(band,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(band,opASSIGN);
{
dPOPTOPssrl;
if (SvNIOKp(left) || SvNIOKp(right)) {
PP(pp_bit_xor)
{
- dSP; dATARGET; tryAMAGICbin(bxor,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(bxor,opASSIGN);
{
dPOPTOPssrl;
if (SvNIOKp(left) || SvNIOKp(right)) {
PP(pp_bit_or)
{
- dSP; dATARGET; tryAMAGICbin(bor,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(bor,opASSIGN);
{
dPOPTOPssrl;
if (SvNIOKp(left) || SvNIOKp(right)) {
PP(pp_negate)
{
- dSP; dTARGET; tryAMAGICun(neg);
+ djSP; dTARGET; tryAMAGICun(neg);
{
dTOPss;
if (SvGMAGICAL(sv))
PP(pp_not)
{
#ifdef OVERLOAD
- dSP; tryAMAGICunSET(not);
+ djSP; tryAMAGICunSET(not);
#endif /* OVERLOAD */
*stack_sp = boolSV(!SvTRUE(*stack_sp));
return NORMAL;
PP(pp_complement)
{
- dSP; dTARGET; tryAMAGICun(compl);
+ djSP; dTARGET; tryAMAGICun(compl);
{
dTOPss;
if (SvNIOKp(sv)) {
PP(pp_i_multiply)
{
- dSP; dATARGET; tryAMAGICbin(mult,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(mult,opASSIGN);
{
dPOPTOPiirl;
SETi( left * right );
PP(pp_i_divide)
{
- dSP; dATARGET; tryAMAGICbin(div,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(div,opASSIGN);
{
dPOPiv;
if (value == 0)
PP(pp_i_modulo)
{
- dSP; dATARGET; tryAMAGICbin(mod,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(mod,opASSIGN);
{
dPOPTOPiirl;
if (!right)
PP(pp_i_add)
{
- dSP; dATARGET; tryAMAGICbin(add,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(add,opASSIGN);
{
dPOPTOPiirl;
SETi( left + right );
PP(pp_i_subtract)
{
- dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN);
+ djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN);
{
dPOPTOPiirl;
SETi( left - right );
PP(pp_i_lt)
{
- dSP; tryAMAGICbinSET(lt,0);
+ djSP; tryAMAGICbinSET(lt,0);
{
dPOPTOPiirl;
SETs(boolSV(left < right));
PP(pp_i_gt)
{
- dSP; tryAMAGICbinSET(gt,0);
+ djSP; tryAMAGICbinSET(gt,0);
{
dPOPTOPiirl;
SETs(boolSV(left > right));
PP(pp_i_le)
{
- dSP; tryAMAGICbinSET(le,0);
+ djSP; tryAMAGICbinSET(le,0);
{
dPOPTOPiirl;
SETs(boolSV(left <= right));
PP(pp_i_ge)
{
- dSP; tryAMAGICbinSET(ge,0);
+ djSP; tryAMAGICbinSET(ge,0);
{
dPOPTOPiirl;
SETs(boolSV(left >= right));
PP(pp_i_eq)
{
- dSP; tryAMAGICbinSET(eq,0);
+ djSP; tryAMAGICbinSET(eq,0);
{
dPOPTOPiirl;
SETs(boolSV(left == right));
PP(pp_i_ne)
{
- dSP; tryAMAGICbinSET(ne,0);
+ djSP; tryAMAGICbinSET(ne,0);
{
dPOPTOPiirl;
SETs(boolSV(left != right));
PP(pp_i_ncmp)
{
- dSP; dTARGET; tryAMAGICbin(ncmp,0);
+ djSP; dTARGET; tryAMAGICbin(ncmp,0);
{
dPOPTOPiirl;
I32 value;
PP(pp_i_negate)
{
- dSP; dTARGET; tryAMAGICun(neg);
+ djSP; dTARGET; tryAMAGICun(neg);
SETi(-TOPi);
RETURN;
}
PP(pp_atan2)
{
- dSP; dTARGET; tryAMAGICbin(atan2,0);
+ djSP; dTARGET; tryAMAGICbin(atan2,0);
{
dPOPTOPnnrl;
SETn(atan2(left, right));
PP(pp_sin)
{
- dSP; dTARGET; tryAMAGICun(sin);
+ djSP; dTARGET; tryAMAGICun(sin);
{
double value;
value = POPn;
PP(pp_cos)
{
- dSP; dTARGET; tryAMAGICun(cos);
+ djSP; dTARGET; tryAMAGICun(cos);
{
double value;
value = POPn;
PP(pp_rand)
{
- dSP; dTARGET;
+ djSP; dTARGET;
double value;
if (MAXARG < 1)
value = 1.0;
PP(pp_srand)
{
- dSP;
+ djSP;
UV anum;
if (MAXARG < 1)
anum = seed();
}
static U32
-seed()
+seed(void)
{
/*
* This is really just a quick hack which grabs various garbage
#define SEED_C3 269
#define SEED_C5 26107
+ dTHR;
U32 u;
#ifdef VMS
# include <starlet.h>
PP(pp_exp)
{
- dSP; dTARGET; tryAMAGICun(exp);
+ djSP; dTARGET; tryAMAGICun(exp);
{
double value;
value = POPn;
PP(pp_log)
{
- dSP; dTARGET; tryAMAGICun(log);
+ djSP; dTARGET; tryAMAGICun(log);
{
double value;
value = POPn;
PP(pp_sqrt)
{
- dSP; dTARGET; tryAMAGICun(sqrt);
+ djSP; dTARGET; tryAMAGICun(sqrt);
{
double value;
value = POPn;
PP(pp_int)
{
- dSP; dTARGET;
+ djSP; dTARGET;
{
double value = TOPn;
IV iv;
PP(pp_abs)
{
- dSP; dTARGET; tryAMAGICun(abs);
+ djSP; dTARGET; tryAMAGICun(abs);
{
double value = TOPn;
IV iv;
PP(pp_hex)
{
- dSP; dTARGET;
+ djSP; dTARGET;
char *tmps;
I32 argtype;
PP(pp_oct)
{
- dSP; dTARGET;
+ djSP; dTARGET;
UV value;
I32 argtype;
char *tmps;
PP(pp_length)
{
- dSP; dTARGET;
+ djSP; dTARGET;
SETi( sv_len(TOPs) );
RETURN;
}
PP(pp_substr)
{
- dSP; dTARGET;
+ djSP; dTARGET;
SV *sv;
I32 len;
STRLEN curlen;
I32 pos;
I32 rem;
+ I32 fail;
I32 lvalue = op->op_flags & OPf_MOD;
char *tmps;
I32 arybase = curcop->cop_arybase;
if (MAXARG > 2)
len = POPi;
- pos = POPi - arybase;
+ pos = POPi;
sv = POPs;
tmps = SvPV(sv, curlen);
- if (pos < 0) {
- pos += curlen + arybase;
- if (pos < 0 && MAXARG < 3)
- pos = 0;
+ if (pos >= arybase) {
+ pos -= arybase;
+ rem = curlen-pos;
+ fail = rem;
+ if (MAXARG > 2) {
+ if (len < 0) {
+ rem += len;
+ if (rem < 0)
+ rem = 0;
+ }
+ else if (rem > len)
+ rem = len;
+ }
}
- if (pos < 0 || pos > curlen) {
- if (dowarn || lvalue)
+ else {
+ pos += curlen;
+ if (MAXARG < 3)
+ rem = curlen;
+ else if (len >= 0) {
+ rem = pos+len;
+ if (rem > (I32)curlen)
+ rem = curlen;
+ }
+ else {
+ rem = curlen+len;
+ if (rem < pos)
+ rem = pos;
+ }
+ if (pos < 0)
+ pos = 0;
+ fail = rem;
+ rem -= pos;
+ }
+ if (fail < 0) {
+ if (dowarn || lvalue)
warn("substr outside of string");
RETPUSHUNDEF;
}
else {
- if (MAXARG < 3)
- len = curlen;
- else if (len < 0) {
- len += curlen - pos;
- if (len < 0)
- len = 0;
- }
tmps += pos;
- rem = curlen - pos; /* rem=how many bytes left*/
- if (rem > len)
- rem = len;
sv_setpvn(TARG, tmps, rem);
if (lvalue) { /* it's an lvalue! */
if (!SvGMAGICAL(sv)) {
PP(pp_vec)
{
- dSP; dTARGET;
+ djSP; dTARGET;
register I32 size = POPi;
register I32 offset = POPi;
register SV *src = POPs;
PP(pp_index)
{
- dSP; dTARGET;
+ djSP; dTARGET;
SV *big;
SV *little;
I32 offset;
PP(pp_rindex)
{
- dSP; dTARGET;
+ djSP; dTARGET;
SV *big;
SV *little;
STRLEN blen;
PP(pp_sprintf)
{
- dSP; dMARK; dORIGMARK; dTARGET;
+ djSP; dMARK; dORIGMARK; dTARGET;
#ifdef USE_LOCALE_NUMERIC
if (op->op_private & OPpLOCALE)
SET_NUMERIC_LOCAL();
PP(pp_ord)
{
- dSP; dTARGET;
+ djSP; dTARGET;
I32 value;
char *tmps;
PP(pp_chr)
{
- dSP; dTARGET;
+ djSP; dTARGET;
char *tmps;
(void)SvUPGRADE(TARG,SVt_PV);
PP(pp_crypt)
{
- dSP; dTARGET; dPOPTOPssrl;
+ djSP; dTARGET; dPOPTOPssrl;
#ifdef HAS_CRYPT
char *tmps = SvPV(left, na);
#ifdef FCRYPT
PP(pp_ucfirst)
{
- dSP;
+ djSP;
SV *sv = TOPs;
register char *s;
PP(pp_lcfirst)
{
- dSP;
+ djSP;
SV *sv = TOPs;
register char *s;
PP(pp_uc)
{
- dSP;
+ djSP;
SV *sv = TOPs;
register char *s;
STRLEN len;
PP(pp_lc)
{
- dSP;
+ djSP;
SV *sv = TOPs;
register char *s;
STRLEN len;
PP(pp_quotemeta)
{
- dSP; dTARGET;
+ djSP; dTARGET;
SV *sv = TOPs;
STRLEN len;
register char *s = SvPV(sv,len);
PP(pp_aslice)
{
- dSP; dMARK; dORIGMARK;
+ djSP; dMARK; dORIGMARK;
register SV** svp;
register AV* av = (AV*)POPs;
register I32 lval = op->op_flags & OPf_MOD;
PP(pp_each)
{
- dSP; dTARGET;
+ djSP; dTARGET;
HV *hash = (HV*)POPs;
HE *entry;
I32 gimme = GIMME_V;
+ I32 realhv = (SvTYPE(hash) == SVt_PVHV);
PUTBACK;
- entry = hv_iternext(hash); /* might clobber stack_sp */
+ /* might clobber stack_sp */
+ entry = realhv ? hv_iternext(hash) : avhv_iternext((AV*)hash);
SPAGAIN;
EXTEND(SP, 2);
PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */
if (gimme == G_ARRAY) {
PUTBACK;
- sv_setsv(TARG, hv_iterval(hash, entry)); /* might hit stack_sp */
+ /* might clobber stack_sp */
+ sv_setsv(TARG, realhv ?
+ hv_iterval(hash, entry) : avhv_iterval((AV*)hash, entry));
SPAGAIN;
PUSHs(TARG);
}
PP(pp_delete)
{
- dSP;
+ djSP;
I32 gimme = GIMME_V;
I32 discard = (gimme == G_VOID) ? G_DISCARD : 0;
SV *sv;
if (op->op_private & OPpSLICE) {
dMARK; dORIGMARK;
+ U32 hvtype;
hv = (HV*)POPs;
- if (SvTYPE(hv) != SVt_PVHV)
- DIE("Not a HASH reference");
+ hvtype = SvTYPE(hv);
while (++MARK <= SP) {
- sv = hv_delete_ent(hv, *MARK, discard, 0);
+ if (hvtype == SVt_PVHV)
+ sv = hv_delete_ent(hv, *MARK, discard, 0);
+ else if (hvtype == SVt_PVAV)
+ sv = avhv_delete_ent((AV*)hv, *MARK, discard, 0);
+ else
+ DIE("Not a HASH reference");
*MARK = sv ? sv : &sv_undef;
}
if (discard)
else {
SV *keysv = POPs;
hv = (HV*)POPs;
- if (SvTYPE(hv) != SVt_PVHV)
+ if (SvTYPE(hv) == SVt_PVHV)
+ sv = hv_delete_ent(hv, keysv, discard, 0);
+ else if (SvTYPE(hv) == SVt_PVAV)
+ sv = avhv_delete_ent((AV*)hv, keysv, discard, 0);
+ else
DIE("Not a HASH reference");
- sv = hv_delete_ent(hv, keysv, discard, 0);
if (!sv)
sv = &sv_undef;
if (!discard)
PP(pp_exists)
{
- dSP;
+ djSP;
SV *tmpsv = POPs;
HV *hv = (HV*)POPs;
- STRLEN len;
- if (SvTYPE(hv) != SVt_PVHV) {
+ if (SvTYPE(hv) == SVt_PVHV) {
+ if (hv_exists_ent(hv, tmpsv, 0))
+ RETPUSHYES;
+ } else if (SvTYPE(hv) == SVt_PVAV) {
+ if (avhv_exists_ent((AV*)hv, tmpsv, 0))
+ RETPUSHYES;
+ } else {
DIE("Not a HASH reference");
}
- if (hv_exists_ent(hv, tmpsv, 0))
- RETPUSHYES;
RETPUSHNO;
}
PP(pp_hslice)
{
- dSP; dMARK; dORIGMARK;
+ djSP; dMARK; dORIGMARK;
register HE *he;
register HV *hv = (HV*)POPs;
register I32 lval = op->op_flags & OPf_MOD;
+ I32 realhv = (SvTYPE(hv) == SVt_PVHV);
- if (SvTYPE(hv) == SVt_PVHV) {
+ if (realhv || SvTYPE(hv) == SVt_PVAV) {
while (++MARK <= SP) {
SV *keysv = *MARK;
-
- he = hv_fetch_ent(hv, keysv, lval, 0);
+ SV **svp;
+ if (realhv) {
+ he = hv_fetch_ent(hv, keysv, lval, 0);
+ svp = he ? &HeVAL(he) : 0;
+ } else {
+ svp = avhv_fetch_ent((AV*)hv, keysv, lval, 0);
+ }
if (lval) {
if (!he || HeVAL(he) == &sv_undef)
DIE(no_helem, SvPV(keysv, na));
PP(pp_list)
{
- dSP; dMARK;
+ djSP; dMARK;
if (GIMME != G_ARRAY) {
if (++MARK <= SP)
*MARK = *SP; /* unwanted list, return last item */
PP(pp_lslice)
{
- dSP;
+ djSP;
SV **lastrelem = stack_sp;
SV **lastlelem = stack_base + POPMARK;
SV **firstlelem = stack_base + POPMARK + 1;
PP(pp_anonlist)
{
- dSP; dMARK; dORIGMARK;
+ djSP; dMARK; dORIGMARK;
I32 items = SP - MARK;
SV *av = sv_2mortal((SV*)av_make(items, MARK+1));
SP = ORIGMARK; /* av_make() might realloc stack_sp */
PP(pp_anonhash)
{
- dSP; dMARK; dORIGMARK;
+ djSP; dMARK; dORIGMARK;
HV* hv = (HV*)sv_2mortal((SV*)newHV());
while (MARK < SP) {
SV *val = NEWSV(46, 0);
if (MARK < SP)
sv_setsv(val, *++MARK);
- else
+ else if (dowarn)
warn("Odd number of elements in hash list");
(void)hv_store_ent(hv,key,val,0);
}
PP(pp_splice)
{
- dSP; dMARK; dORIGMARK;
+ djSP; dMARK; dORIGMARK;
register AV *ary = (AV*)*++MARK;
register SV **src;
register SV **dst;
SP++;
if (++MARK < SP) {
- offset = SvIVx(*MARK);
+ offset = i = SvIVx(*MARK);
if (offset < 0)
offset += AvFILL(ary) + 1;
else
offset -= curcop->cop_arybase;
+ if (offset < 0)
+ DIE(no_aelem, i);
if (++MARK < SP) {
length = SvIVx(*MARK++);
if (length < 0)
offset = 0;
length = AvMAX(ary) + 1;
}
- if (offset < 0) {
- length += offset;
- offset = 0;
- if (length < 0)
- length = 0;
- }
if (offset > AvFILL(ary) + 1)
offset = AvFILL(ary) + 1;
after = AvFILL(ary) + 1 - (offset + length);
newlen = SP - MARK;
diff = newlen - length;
+ if (newlen && !AvREAL(ary)) {
+ if (AvREIFY(ary))
+ av_reify(ary);
+ else
+ assert(AvREAL(ary)); /* would leak, so croak */
+ }
if (diff < 0) { /* shrinking the area */
if (newlen) {
PP(pp_push)
{
- dSP; dMARK; dORIGMARK; dTARGET;
+ djSP; dMARK; dORIGMARK; dTARGET;
register AV *ary = (AV*)*++MARK;
register SV *sv = &sv_undef;
PP(pp_pop)
{
- dSP;
+ djSP;
AV *av = (AV*)POPs;
SV *sv = av_pop(av);
if (!SvIMMORTAL(sv) && AvREAL(av))
PP(pp_shift)
{
- dSP;
+ djSP;
AV *av = (AV*)POPs;
SV *sv = av_shift(av);
EXTEND(SP, 1);
PP(pp_unshift)
{
- dSP; dMARK; dORIGMARK; dTARGET;
+ djSP; dMARK; dORIGMARK; dTARGET;
register AV *ary = (AV*)*++MARK;
register SV *sv;
register I32 i = 0;
PP(pp_reverse)
{
- dSP; dMARK;
+ djSP; dMARK;
register SV *tmp;
SV **oldsp = SP;
}
static SV *
-mul128(sv, m)
- SV *sv;
- U8 m;
+mul128(SV *sv, U8 m)
{
STRLEN len;
char *s = SvPV(sv, len);
U32 i = 0;
if (!strnEQ(s, "0000", 4)) { /* need to grow sv */
- SV *new = newSVpv("0000000000", 10);
+ SV *New = newSVpv("0000000000", 10);
- sv_catsv(new, sv);
+ sv_catsv(New, sv);
SvREFCNT_dec(sv); /* free old sv */
- sv = new;
+ sv = New;
s = SvPV(sv, len);
}
t = s + len - 1;
PP(pp_unpack)
{
- dSP;
+ djSP;
dPOPPOPssrl;
SV **oldsp = sp;
I32 gimme = GIMME_V;
register U32 culong;
double cdouble;
static char* bitcount = 0;
+ int commas = 0;
if (gimme != G_ARRAY) { /* arrange to do first one only */
/*SUPPRESS 530*/
switch(datumtype) {
default:
croak("Invalid type in unpack: '%c'", (int)datumtype);
+ case ',': /* grandfather in commas but with a warning */
+ if (commas++ == 0 && dowarn)
+ warn("Invalid type in unpack: '%c'", (int)datumtype);
+ break;
case '%':
if (len == 1 && pat[-1] != '1')
len = 16;
d = (*s++ - ' ') & 077;
else
d = 0;
- hunk[0] = a << 2 | b >> 4;
- hunk[1] = b << 4 | c >> 2;
- hunk[2] = c << 6 | d;
- sv_catpvn(sv, hunk, len > 3 ? 3 : len);
+ hunk[0] = (a << 2) | (b >> 4);
+ hunk[1] = (b << 4) | (c >> 2);
+ hunk[2] = (c << 6) | d;
+ sv_catpvn(sv, hunk, (len > 3) ? 3 : len);
len -= 3;
}
if (*s == '\n')
}
static void
-doencodes(sv, s, len)
-register SV *sv;
-register char *s;
-register I32 len;
+doencodes(register SV *sv, register char *s, register I32 len)
{
char hunk[5];
hunk[4] = '\0';
while (len > 0) {
hunk[0] = ' ' + (077 & (*s >> 2));
- hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017));
- hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03));
+ hunk[1] = ' ' + (077 & (((*s << 4) & 060) | ((s[1] >> 4) & 017)));
+ hunk[2] = ' ' + (077 & (((s[1] << 2) & 074) | ((s[2] >> 6) & 03)));
hunk[3] = ' ' + (077 & (s[2] & 077));
sv_catpvn(sv, hunk, 4);
s += 3;
}
static SV *
-is_an_int(s, l)
- char *s;
- STRLEN l;
+is_an_int(char *s, STRLEN l)
{
SV *result = newSVpv("", l);
char *result_c = SvPV(result, na); /* convenience */
}
static int
-div128(pnum, done)
- SV *pnum; /* must be '\0' terminated */
- bool *done;
+div128(SV *pnum, char *done)
+ /* must be '\0' terminated */
+
{
STRLEN len;
char *s = SvPV(pnum, len);
PP(pp_pack)
{
- dSP; dMARK; dORIGMARK; dTARGET;
+ djSP; dMARK; dORIGMARK; dTARGET;
register SV *cat = TARG;
register I32 items;
STRLEN fromlen;
char *aptr;
float afloat;
double adouble;
+ int commas = 0;
items = SP - MARK;
MARK++;
switch(datumtype) {
default:
croak("Invalid type in pack: '%c'", (int)datumtype);
+ case ',': /* grandfather in commas but with a warning */
+ if (commas++ == 0 && dowarn)
+ warn("Invalid type in pack: '%c'", (int)datumtype);
+ break;
case '%':
DIE("%% may only be used in unpack");
case '@':
#ifdef BW_BITS
adouble <= BW_MASK
#else
+#ifdef CXUX_BROKEN_CONSTANT_CONVERT
+ adouble <= UV_MAX_cxux
+#else
adouble <= UV_MAX
#endif
+#endif
)
{
char buf[1 + sizeof(UV)];
while (len-- > 0) {
fromstr = NEXTFROM;
if (fromstr == &sv_undef)
- aptr = NULL;
+ aptr = NULL;
else {
- if (SvREADONLY(fromstr) && curcop != &compiling) {
- fromstr = sv_mortalcopy(fromstr);
- }
- aptr = SvPV_force(fromstr, na);
+ /* XXX better yet, could spirit away the string to
+ * a safe spot and hang on to it until the result
+ * of pack() (and all copies of the result) are
+ * gone.
+ */
+ if (dowarn && (SvTEMP(fromstr) || SvPADTMP(fromstr)))
+ warn("Attempt to pack pointer to temporary value");
+ if (SvPOK(fromstr) || SvNIOK(fromstr))
+ aptr = SvPV(fromstr,na);
+ else
+ aptr = SvPV_force(fromstr,na);
}
sv_catpvn(cat, (char*)&aptr, sizeof(char*));
}
PP(pp_split)
{
- dSP; dTARG;
+ djSP; dTARG;
AV *ary;
register I32 limit = POPi; /* note, negative is forever */
SV *sv = POPs;
if (pm->op_pmreplroot)
ary = GvAVn((GV*)pm->op_pmreplroot);
else if (gimme != G_ARRAY)
+#ifdef USE_THREADS
+ ary = (AV*)curpad[0];
+#else
ary = GvAVn(defgv);
+#endif /* USE_THREADS */
else
ary = Nullav;
if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) {
}
if (realarray) {
SWITCHSTACK(ary, oldstack);
+ if (SvSMAGICAL(ary)) {
+ PUTBACK;
+ mg_set((SV*)ary);
+ SPAGAIN;
+ }
if (gimme == G_ARRAY) {
EXTEND(SP, iters);
Copy(AvARRAY(ary), SP + 1, iters, SV*);
RETPUSHUNDEF;
}
+#ifdef USE_THREADS
+void
+unlock_condpair(void *svv)
+{
+ dTHR;
+ MAGIC *mg = mg_find((SV*)svv, 'm');
+
+ if (!mg)
+ croak("panic: unlock_condpair unlocking non-mutex");
+ MUTEX_LOCK(MgMUTEXP(mg));
+ if (MgOWNER(mg) != thr)
+ croak("panic: unlock_condpair unlocking mutex that we don't own");
+ MgOWNER(mg) = 0;
+ COND_SIGNAL(MgOWNERCONDP(mg));
+ DEBUG_L(PerlIO_printf(PerlIO_stderr(), "0x%lx: unlock 0x%lx\n",
+ (unsigned long)thr, (unsigned long)svv);)
+ MUTEX_UNLOCK(MgMUTEXP(mg));
+}
+#endif /* USE_THREADS */
+
+PP(pp_lock)
+{
+ djSP;
+ dTOPss;
+ SV *retsv = sv;
+#ifdef USE_THREADS
+ MAGIC *mg;
+
+ if (SvROK(sv))
+ sv = SvRV(sv);
+
+ mg = condpair_magic(sv);
+ MUTEX_LOCK(MgMUTEXP(mg));
+ if (MgOWNER(mg) == thr)
+ MUTEX_UNLOCK(MgMUTEXP(mg));
+ else {
+ while (MgOWNER(mg))
+ COND_WAIT(MgOWNERCONDP(mg), MgMUTEXP(mg));
+ MgOWNER(mg) = thr;
+ DEBUG_L(PerlIO_printf(PerlIO_stderr(), "0x%lx: pp_lock lock 0x%lx\n",
+ (unsigned long)thr, (unsigned long)sv);)
+ MUTEX_UNLOCK(MgMUTEXP(mg));
+ SvREFCNT_inc(sv); /* keep alive until magic_mutexfree */
+ save_destructor(unlock_condpair, sv);
+ }
+#endif /* USE_THREADS */
+ if (SvTYPE(retsv) == SVt_PVAV || SvTYPE(retsv) == SVt_PVHV
+ || SvTYPE(retsv) == SVt_PVCV) {
+ retsv = refto(retsv);
+ }
+ SETs(retsv);
+ RETURN;
+}
+
+PP(pp_specific)
+{
+#ifdef USE_THREADS
+ djSP;
+ SV **svp = av_fetch(thr->magicals, op->op_targ, FALSE);
+ if (!svp)
+ croak("panic: pp_specific");
+ EXTEND(sp, 1);
+ if (op->op_private & OPpLVAL_INTRO)
+ PUSHs(save_svref(svp));
+ else
+ PUSHs(*svp);
+#else
+ DIE("tried to access thread-specific data in non-threaded perl");
+#endif /* USE_THREADS */
+ RETURN;
+}
+
+
projects / p5sagit/p5-mst-13.2.git / blobdiff