CV* startcv, I32 cx_ix, I32 saweval));
static OP *newDEFSVOP _((void));
static OP *new_logop _((I32 type, I32 flags, OP **firstp, OP **otherp));
+static void simplify_sort _((OP *o));
#endif
STATIC char*
gv_ename(GV *gv)
{
+ STRLEN n_a;
SV* tmpsv = sv_newmortal();
gv_efullname3(tmpsv, gv, Nullch);
- return SvPV(tmpsv,PL_na);
+ return SvPV(tmpsv,n_a);
}
STATIC OP *
if (!p)
return NOT_IN_PAD;
key = p - PL_threadsv_names;
+ MUTEX_LOCK(&thr->mutex);
svp = av_fetch(thr->threadsv, key, FALSE);
- if (!svp) {
+ if (svp)
+ MUTEX_UNLOCK(&thr->mutex);
+ else {
SV *sv = NEWSV(0, 0);
av_store(thr->threadsv, key, sv);
thr->threadsvp = AvARRAY(thr->threadsv);
+ MUTEX_UNLOCK(&thr->mutex);
/*
* Some magic variables used to be automagically initialised
* in gv_fetchpv. Those which are now per-thread magicals get
case '`':
case '\'':
PL_sawampersand = TRUE;
+ /* FALL THROUGH */
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
SvREADONLY_on(sv);
/* FALL THROUGH */
SV* sv;
/* assumes no premature commitment */
- if (!o || (o->op_flags & OPf_WANT) == OPf_WANT_LIST || PL_error_count
+ U8 want = o->op_flags & OPf_WANT;
+ if (!o || (want && want != OPf_WANT_SCALAR) || PL_error_count
|| o->op_type == OP_RETURN)
return o;
dTHR;
OP *kid;
SV *sv;
+ STRLEN n_a;
if (!o || PL_error_count)
return o;
PL_modcount++;
if (!type)
croak("Can't localize lexical variable %s",
- SvPV(*av_fetch(PL_comppad_name, o->op_targ, 4), PL_na));
+ SvPV(*av_fetch(PL_comppad_name, o->op_targ, 4), n_a));
break;
#ifdef USE_THREADS
char *s;
for (s = PL_bufptr; *s && (isALNUM(*s) || (*s & 0x80) || strchr("@$%, ",*s)); s++) ;
if (*s == ';' || *s == '=')
- warner(WARN_PARENTHESIS, "Parens missing around \"%s\" list",
+ warner(WARN_PARENTHESIS, "Parentheses missing around \"%s\" list",
lex ? "my" : "local");
}
}
sv_setpv(PL_curstname,"<none>");
PL_curstash = Nullhv;
}
+ PL_hints |= HINT_BLOCK_SCOPE;
PL_copline = NOLINE;
PL_expect = XSTATE;
}
{
dTHR;
OP *o;
+ STRLEN n_a;
+
if (type != OP_GOTO || label->op_type == OP_CONST) {
/* "last()" means "last" */
if (label->op_type == OP_STUB && (label->op_flags & OPf_PARENS))
o = newOP(type, OPf_SPECIAL);
else {
o = newPVOP(type, 0, savepv(label->op_type == OP_CONST
- ? SvPVx(((SVOP*)label)->op_sv, PL_na)
+ ? SvPVx(((SVOP*)label)->op_sv, n_a)
: ""));
}
op_free(label);
CV *
cv_clone(CV *proto)
{
- return cv_clone2(proto, CvOUTSIDE(proto));
+ CV *cv;
+ MUTEX_LOCK(&PL_cred_mutex); /* XXX create separate mutex */
+ cv = cv_clone2(proto, CvOUTSIDE(proto));
+ MUTEX_UNLOCK(&PL_cred_mutex); /* XXX create separate mutex */
+ return cv;
}
void
newSUB(I32 floor, OP *o, OP *proto, OP *block)
{
dTHR;
- char *name = o ? SvPVx(cSVOPo->op_sv, PL_na) : Nullch;
+ STRLEN n_a;
+ char *name = o ? SvPVx(cSVOPo->op_sv, n_a) : Nullch;
GV *gv = gv_fetchpv(name ? name : "__ANON__",
GV_ADDMULTI | (block ? 0 : GV_NOINIT), SVt_PVCV);
- char *ps = proto ? SvPVx(((SVOP*)proto)->op_sv, PL_na) : Nullch;
+ char *ps = proto ? SvPVx(((SVOP*)proto)->op_sv, n_a) : Nullch;
register CV *cv=0;
I32 ix;
else {
/* force display of errors found but not reported */
sv_catpv(ERRSV, not_safe);
- croak("%s", SvPVx(ERRSV, PL_na));
+ croak("%s", SvPVx(ERRSV, n_a));
}
}
}
return cv;
}
+/* XXX unsafe for threads if eval_owner isn't held */
void
newCONSTSUB(HV *stash, char *name, SV *sv)
{
char *name;
GV *gv;
I32 ix;
+ STRLEN n_a;
if (o)
- name = SvPVx(cSVOPo->op_sv, PL_na);
+ name = SvPVx(cSVOPo->op_sv, n_a);
else
name = "STDOUT";
gv = gv_fetchpv(name,TRUE, SVt_PVFM);
int iscv;
GV *gv;
SV *kidsv = kid->op_sv;
+ STRLEN n_a;
/* Is it a constant from cv_const_sv()? */
if (SvROK(kidsv) && SvREADONLY(kidsv)) {
croak("Constant is not %s reference", badtype);
return o;
}
- name = SvPV(kidsv, PL_na);
+ name = SvPV(kidsv, n_a);
if ((PL_hints & HINT_STRICT_REFS) && (kid->op_private & OPpCONST_BARE)) {
char *badthing = Nullch;
switch (o->op_type) {
SVOP *kid = (SVOP*)cUNOPo->op_first;
if (kid->op_type == OP_CONST && (kid->op_private & OPpCONST_BARE)) {
+ STRLEN n_a;
OP *newop = newGVOP(type, OPf_REF,
- gv_fetchpv(SvPVx(kid->op_sv, PL_na), TRUE, SVt_PVIO));
+ gv_fetchpv(SvPVx(kid->op_sv, n_a), TRUE, SVt_PVIO));
op_free(o);
return newop;
}
}
if (o->op_flags & OPf_KIDS) {
+ STRLEN n_a;
tokid = &cLISTOPo->op_first;
kid = cLISTOPo->op_first;
if (kid->op_type == OP_PUSHMARK ||
case OA_AVREF:
if (kid->op_type == OP_CONST &&
(kid->op_private & OPpCONST_BARE)) {
- char *name = SvPVx(((SVOP*)kid)->op_sv, PL_na);
+ char *name = SvPVx(((SVOP*)kid)->op_sv, n_a);
OP *newop = newAVREF(newGVOP(OP_GV, 0,
gv_fetchpv(name, TRUE, SVt_PVAV) ));
if (ckWARN(WARN_SYNTAX))
case OA_HVREF:
if (kid->op_type == OP_CONST &&
(kid->op_private & OPpCONST_BARE)) {
- char *name = SvPVx(((SVOP*)kid)->op_sv, PL_na);
+ char *name = SvPVx(((SVOP*)kid)->op_sv, n_a);
OP *newop = newHVREF(newGVOP(OP_GV, 0,
gv_fetchpv(name, TRUE, SVt_PVHV) ));
if (ckWARN(WARN_SYNTAX))
if (kid->op_type == OP_CONST &&
(kid->op_private & OPpCONST_BARE)) {
OP *newop = newGVOP(OP_GV, 0,
- gv_fetchpv(SvPVx(((SVOP*)kid)->op_sv, PL_na), TRUE,
+ gv_fetchpv(SvPVx(((SVOP*)kid)->op_sv, n_a), TRUE,
SVt_PVIO) );
op_free(kid);
kid = newop;
o->op_private |= OPpLOCALE;
#endif
- if (o->op_flags & OPf_STACKED) {
+ if (o->op_flags & OPf_STACKED)
+ simplify_sort(o);
+ if (o->op_flags & OPf_STACKED) { /* may have been cleared */
OP *kid = cLISTOPo->op_first->op_sibling; /* get past pushmark */
OP *k;
kid = kUNOP->op_first; /* get past rv2gv */
kid->op_next = k;
o->op_flags |= OPf_SPECIAL;
}
+ else if (kid->op_type == OP_RV2SV || kid->op_type == OP_PADSV)
+ null(cLISTOPo->op_first->op_sibling);
}
return o;
}
+STATIC void
+simplify_sort(OP *o)
+{
+ dTHR;
+ register OP *kid = cLISTOPo->op_first->op_sibling; /* get past pushmark */
+ OP *k;
+ int reversed;
+ if (!(o->op_flags & OPf_STACKED))
+ return;
+ kid = kUNOP->op_first; /* get past rv2gv */
+ if (kid->op_type != OP_SCOPE)
+ return;
+ kid = kLISTOP->op_last; /* get past scope */
+ switch(kid->op_type) {
+ case OP_NCMP:
+ case OP_I_NCMP:
+ case OP_SCMP:
+ break;
+ default:
+ return;
+ }
+ k = kid; /* remember this node*/
+ if (kBINOP->op_first->op_type != OP_RV2SV)
+ return;
+ kid = kBINOP->op_first; /* get past cmp */
+ if (kUNOP->op_first->op_type != OP_GV)
+ return;
+ kid = kUNOP->op_first; /* get past rv2sv */
+ if (GvSTASH(kGVOP->op_gv) != PL_curstash)
+ return;
+ if (strEQ(GvNAME(kGVOP->op_gv), "a"))
+ reversed = 0;
+ else if(strEQ(GvNAME(kGVOP->op_gv), "b"))
+ reversed = 1;
+ else
+ return;
+ kid = k; /* back to cmp */
+ if (kBINOP->op_last->op_type != OP_RV2SV)
+ return;
+ kid = kBINOP->op_last; /* down to 2nd arg */
+ if (kUNOP->op_first->op_type != OP_GV)
+ return;
+ kid = kUNOP->op_first; /* get past rv2sv */
+ if (GvSTASH(kGVOP->op_gv) != PL_curstash
+ || ( reversed
+ ? strNE(GvNAME(kGVOP->op_gv), "a")
+ : strNE(GvNAME(kGVOP->op_gv), "b")))
+ return;
+ o->op_flags &= ~(OPf_STACKED | OPf_SPECIAL);
+ if (reversed)
+ o->op_private |= OPpSORT_REVERSE;
+ if (k->op_type == OP_NCMP)
+ o->op_private |= OPpSORT_NUMERIC;
+ if (k->op_type == OP_I_NCMP)
+ o->op_private |= OPpSORT_NUMERIC | OPpSORT_INTEGER;
+ op_free(cLISTOPo->op_first->op_sibling); /* delete comparison block */
+ cLISTOPo->op_first->op_sibling = cLISTOPo->op_last;
+ cLISTOPo->op_children = 1;
+}
+
OP *
ck_split(OP *o)
{
GV *namegv = 0;
int optional = 0;
I32 arg = 0;
+ STRLEN n_a;
for (cvop = o2; cvop->op_sibling; cvop = cvop->op_sibling) ;
if (cvop->op_type == OP_RV2CV) {
cv = GvCVu(tmpop->op_sv);
if (cv && SvPOK(cv) && !(o->op_private & OPpENTERSUB_AMPER)) {
namegv = CvANON(cv) ? (GV*)tmpop->op_sv : CvGV(cv);
- proto = SvPV((SV*)cv, PL_na);
+ proto = SvPV((SV*)cv, n_a);
}
}
}
default:
oops:
croak("Malformed prototype for %s: %s",
- gv_ename(namegv), SvPV((SV*)cv, PL_na));
+ gv_ename(namegv), SvPV((SV*)cv, n_a));
}
}
else
{
dTHR;
register OP* oldop = 0;
+ STRLEN n_a;
+
if (!o || o->op_seq)
return;
ENTER;
indsvp = hv_fetch(GvHV(*fields), key, keylen, FALSE);
if (!indsvp) {
croak("No such field \"%s\" in variable %s of type %s",
- key, SvPV(lexname, PL_na), HvNAME(SvSTASH(lexname)));
+ key, SvPV(lexname, n_a), HvNAME(SvSTASH(lexname)));
}
ind = SvIV(*indsvp);
if (ind < 1)
projects / p5sagit/p5-mst-13.2.git / blobdiff