/*
+=head1 SV Manipulation Functions
+
=for apidoc sv_add_arena
Given a chunk of memory, link it to the head of the list of arenas,
I32 svix = 0;
static char nullstr[] = "(null)";
SV *argsv = Nullsv;
+ bool has_utf8 = FALSE; /* has the result utf8? */
/* no matter what, this is a string now */
(void)SvPV_force(sv, origlen);
}
}
+ if (!args && svix < svmax && DO_UTF8(*svargs))
+ has_utf8 = TRUE;
+
patend = (char*)pat + patlen;
for (p = (char*)pat; p < patend; p = q) {
bool alt = FALSE;
bool left = FALSE;
bool vectorize = FALSE;
bool vectorarg = FALSE;
- bool vec_utf = FALSE;
+ bool vec_utf8 = FALSE;
char fill = ' ';
char plus = 0;
char intsize = 0;
STRLEN zeros = 0;
bool has_precis = FALSE;
STRLEN precis = 0;
- bool is_utf = FALSE;
+ bool is_utf8 = FALSE; /* is this item utf8? */
char esignbuf[4];
U8 utf8buf[UTF8_MAXLEN+1];
svargs[ewix ? ewix-1 : svix++] : &PL_sv_undef;
dotstr = SvPVx(vecsv, dotstrlen);
if (DO_UTF8(vecsv))
- is_utf = TRUE;
+ is_utf8 = TRUE;
}
if (args) {
vecsv = va_arg(*args, SV*);
vecstr = (U8*)SvPVx(vecsv,veclen);
- vec_utf = DO_UTF8(vecsv);
+ vec_utf8 = DO_UTF8(vecsv);
}
else if (efix ? efix <= svmax : svix < svmax) {
vecsv = svargs[efix ? efix-1 : svix++];
vecstr = (U8*)SvPVx(vecsv,veclen);
- vec_utf = DO_UTF8(vecsv);
+ vec_utf8 = DO_UTF8(vecsv);
}
else {
vecstr = (U8*)"";
&& !IN_BYTES) {
eptr = (char*)utf8buf;
elen = uvchr_to_utf8((U8*)eptr, uv) - utf8buf;
- is_utf = TRUE;
+ is_utf8 = TRUE;
}
else {
c = (char)uv;
if (width) { /* fudge width (can't fudge elen) */
width += elen - sv_len_utf8(argsv);
}
- is_utf = TRUE;
+ is_utf8 = TRUE;
}
}
goto string;
argsv = va_arg(*args, SV*);
eptr = SvPVx(argsv, elen);
if (DO_UTF8(argsv))
- is_utf = TRUE;
+ is_utf8 = TRUE;
string:
vectorize = FALSE;
STRLEN ulen;
if (!veclen)
continue;
- if (vec_utf)
- uv = utf8n_to_uvchr(vecstr, veclen, &ulen, UTF8_ALLOW_ANYUV);
+ if (vec_utf8)
+ uv = utf8n_to_uvchr(vecstr, veclen, &ulen,
+ UTF8_ALLOW_ANYUV);
else {
uv = *vecstr;
ulen = 1;
vector:
if (!veclen)
continue;
- if (vec_utf)
- uv = utf8n_to_uvchr(vecstr, veclen, &ulen, UTF8_ALLOW_ANYUV);
+ if (vec_utf8)
+ uv = utf8n_to_uvchr(vecstr, veclen, &ulen,
+ UTF8_ALLOW_ANYUV);
else {
uv = *vecstr;
ulen = 1;
*p++ = '0';
}
if (elen) {
+ if (is_utf8 != has_utf8) {
+ if (is_utf8) {
+ if (SvCUR(sv)) {
+ sv_utf8_upgrade(sv);
+ p = SvEND(sv);
+ }
+ }
+ else {
+ SV *nsv = sv_2mortal(newSVpvn(eptr, elen));
+ sv_utf8_upgrade(nsv);
+ eptr = SvPVX(nsv);
+ elen = SvCUR(nsv);
+ }
+ }
Copy(eptr, p, elen, char);
p += elen;
}
else
vectorize = FALSE; /* done iterating over vecstr */
}
- if (is_utf)
+ if (is_utf8)
+ has_utf8 = TRUE;
+ if (has_utf8)
SvUTF8_on(sv);
*p = '\0';
SvCUR(sv) = p - SvPVX(sv);
/* duplicate an SV of any type (including AV, HV etc) */
+void
+Perl_rvpv_dup(pTHX_ SV *dstr, SV *sstr, CLONE_PARAMS* param)
+{
+ if (SvROK(sstr)) {
+ SvRV(dstr) = SvWEAKREF(sstr)
+ ? sv_dup(SvRV(sstr), param)
+ : sv_dup_inc(SvRV(sstr), param);
+ }
+ else if (SvPVX(sstr)) {
+ /* Has something there */
+ if (SvLEN(sstr)) {
+ /* Normal PV - clone whole allocated space */
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ }
+ else {
+ /* Special case - not normally malloced for some reason */
+ if (SvREADONLY(sstr) && SvFAKE(sstr)) {
+ /* A "shared" PV - clone it as unshared string */
+ SvFAKE_off(dstr);
+ SvREADONLY_off(dstr);
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvCUR(sstr));
+ }
+ else {
+ /* Some other special case - random pointer */
+ SvPVX(dstr) = SvPVX(sstr);
+ }
+ }
+ }
+ else {
+ /* Copy the Null */
+ SvPVX(dstr) = SvPVX(sstr);
+ }
+}
+
SV *
Perl_sv_dup(pTHX_ SV *sstr, CLONE_PARAMS* param)
{
break;
case SVt_RV:
SvANY(dstr) = new_XRV();
- SvRV(dstr) = SvRV(sstr) && SvWEAKREF(sstr)
- ? sv_dup(SvRV(sstr), param)
- : sv_dup_inc(SvRV(sstr), param);
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
break;
case SVt_PV:
SvANY(dstr) = new_XPV();
SvCUR(dstr) = SvCUR(sstr);
SvLEN(dstr) = SvLEN(sstr);
- if (SvROK(sstr))
- SvRV(dstr) = SvWEAKREF(sstr)
- ? sv_dup(SvRV(sstr), param)
- : sv_dup_inc(SvRV(sstr), param);
- else if (SvPVX(sstr) && SvLEN(sstr))
- SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- else
- SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
break;
case SVt_PVIV:
SvANY(dstr) = new_XPVIV();
SvCUR(dstr) = SvCUR(sstr);
SvLEN(dstr) = SvLEN(sstr);
SvIVX(dstr) = SvIVX(sstr);
- if (SvROK(sstr))
- SvRV(dstr) = SvWEAKREF(sstr)
- ? sv_dup(SvRV(sstr), param)
- : sv_dup_inc(SvRV(sstr), param);
- else if (SvPVX(sstr) && SvLEN(sstr))
- SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- else
- SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
break;
case SVt_PVNV:
SvANY(dstr) = new_XPVNV();
SvLEN(dstr) = SvLEN(sstr);
SvIVX(dstr) = SvIVX(sstr);
SvNVX(dstr) = SvNVX(sstr);
- if (SvROK(sstr))
- SvRV(dstr) = SvWEAKREF(sstr)
- ? sv_dup(SvRV(sstr), param)
- : sv_dup_inc(SvRV(sstr), param);
- else if (SvPVX(sstr) && SvLEN(sstr))
- SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- else
- SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
break;
case SVt_PVMG:
SvANY(dstr) = new_XPVMG();
SvNVX(dstr) = SvNVX(sstr);
SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr), param);
SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr), param);
- if (SvROK(sstr))
- SvRV(dstr) = SvWEAKREF(sstr)
- ? sv_dup(SvRV(sstr), param)
- : sv_dup_inc(SvRV(sstr), param);
- else if (SvPVX(sstr) && SvLEN(sstr))
- SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- else
- SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
break;
case SVt_PVBM:
SvANY(dstr) = new_XPVBM();
SvNVX(dstr) = SvNVX(sstr);
SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr), param);
SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr), param);
- if (SvROK(sstr))
- SvRV(dstr) = SvWEAKREF(sstr)
- ? sv_dup(SvRV(sstr), param)
- : sv_dup_inc(SvRV(sstr), param);
- else if (SvPVX(sstr) && SvLEN(sstr))
- SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- else
- SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
BmRARE(dstr) = BmRARE(sstr);
BmUSEFUL(dstr) = BmUSEFUL(sstr);
BmPREVIOUS(dstr)= BmPREVIOUS(sstr);
SvNVX(dstr) = SvNVX(sstr);
SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr), param);
SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr), param);
- if (SvROK(sstr))
- SvRV(dstr) = SvWEAKREF(sstr)
- ? sv_dup(SvRV(sstr), param)
- : sv_dup_inc(SvRV(sstr), param);
- else if (SvPVX(sstr) && SvLEN(sstr))
- SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- else
- SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
LvTARGOFF(dstr) = LvTARGOFF(sstr); /* XXX sometimes holds PMOP* when DEBUGGING */
LvTARGLEN(dstr) = LvTARGLEN(sstr);
LvTARG(dstr) = sv_dup_inc(LvTARG(sstr), param);
SvNVX(dstr) = SvNVX(sstr);
SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr), param);
SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr), param);
- if (SvROK(sstr))
- SvRV(dstr) = SvWEAKREF(sstr)
- ? sv_dup(SvRV(sstr), param)
- : sv_dup_inc(SvRV(sstr), param);
- else if (SvPVX(sstr) && SvLEN(sstr))
- SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- else
- SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
GvNAMELEN(dstr) = GvNAMELEN(sstr);
GvNAME(dstr) = SAVEPVN(GvNAME(sstr), GvNAMELEN(sstr));
GvSTASH(dstr) = hv_dup_inc(GvSTASH(sstr), param);
SvNVX(dstr) = SvNVX(sstr);
SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr), param);
SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr), param);
- if (SvROK(sstr))
- SvRV(dstr) = SvWEAKREF(sstr)
- ? sv_dup(SvRV(sstr), param)
- : sv_dup_inc(SvRV(sstr), param);
- else if (SvPVX(sstr) && SvLEN(sstr))
- SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- else
- SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
IoIFP(dstr) = fp_dup(IoIFP(sstr), IoTYPE(sstr), param);
if (IoOFP(sstr) == IoIFP(sstr))
IoOFP(dstr) = IoIFP(dstr);
SvNVX(dstr) = SvNVX(sstr);
SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr), param);
SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr), param);
- if (SvPVX(sstr) && SvLEN(sstr))
- SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- else
- SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ Perl_rvpv_dup(aTHX_ dstr, sstr, param);
CvSTASH(dstr) = hv_dup(CvSTASH(sstr), param); /* NOTE: not refcounted */
CvSTART(dstr) = CvSTART(sstr);
CvROOT(dstr) = OpREFCNT_inc(CvROOT(sstr));
/* see if it is part of the interpreter structure */
if (v >= (void*)proto_perl && v < (void*)(proto_perl+1))
ret = (void*)(((char*)aTHX) + (((char*)v) - (char*)proto_perl));
- else
+ else {
ret = v;
+ }
return ret;
}
ptr = POPPTR(ss,ix);
TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
break;
+ case SAVEt_SHARED_PVREF: /* char* in shared space */
+ c = (char*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = savesharedpv(c);
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ break;
case SAVEt_GENERIC_SVREF: /* generic sv */
case SAVEt_SVREF: /* scalar reference */
sv = (SV*)POPPTR(ss,ix);
* their pointers copied. */
IV i;
- CLONE_PARAMS* param = (CLONE_PARAMS*) malloc(sizeof(CLONE_PARAMS));
+ CLONE_PARAMS clone_params;
+ CLONE_PARAMS* param = &clone_params;
PerlInterpreter *my_perl = (PerlInterpreter*)(*ipM->pMalloc)(ipM, sizeof(PerlInterpreter));
PERL_SET_THX(my_perl);
PL_savestack = 0;
PL_retstack = 0;
PL_sig_pending = 0;
- Zero(&PL_debug_pad, 1, struct perl_debug_pad);
+ Zero(&PL_debug_pad, 1, struct perl_debug_pad);
# else /* !DEBUGGING */
Zero(my_perl, 1, PerlInterpreter);
# endif /* DEBUGGING */
PL_Proc = ipP;
#else /* !PERL_IMPLICIT_SYS */
IV i;
- CLONE_PARAMS* param = (CLONE_PARAMS*) malloc(sizeof(CLONE_PARAMS));
+ CLONE_PARAMS clone_params;
+ CLONE_PARAMS* param = &clone_params;
PerlInterpreter *my_perl = (PerlInterpreter*)PerlMem_malloc(sizeof(PerlInterpreter));
PERL_SET_THX(my_perl);
PL_savestack = 0;
PL_retstack = 0;
PL_sig_pending = 0;
+ Zero(&PL_debug_pad, 1, struct perl_debug_pad);
# else /* !DEBUGGING */
Zero(my_perl, 1, PerlInterpreter);
# endif /* DEBUGGING */
SvNVX(&PL_sv_yes) = 1;
ptr_table_store(PL_ptr_table, &proto_perl->Isv_yes, &PL_sv_yes);
- /* create shared string table */
+ /* create (a non-shared!) shared string table */
PL_strtab = newHV();
HvSHAREKEYS_off(PL_strtab);
hv_ksplit(PL_strtab, 512);
ptr_table_store(PL_ptr_table, proto_perl->Istrtab, PL_strtab);
- PL_compiling = proto_perl->Icompiling;
- PL_compiling.cop_stashpv = SAVEPV(PL_compiling.cop_stashpv);
- PL_compiling.cop_file = SAVEPV(PL_compiling.cop_file);
+ PL_compiling = proto_perl->Icompiling;
+
+ /* These two PVs will be free'd special way so must set them same way op.c does */
+ PL_compiling.cop_stashpv = savesharedpv(PL_compiling.cop_stashpv);
+ ptr_table_store(PL_ptr_table, proto_perl->Icompiling.cop_stashpv, PL_compiling.cop_stashpv);
+
+ PL_compiling.cop_file = savesharedpv(PL_compiling.cop_file);
+ ptr_table_store(PL_ptr_table, proto_perl->Icompiling.cop_file, PL_compiling.cop_file);
+
ptr_table_store(PL_ptr_table, &proto_perl->Icompiling, &PL_compiling);
if (!specialWARN(PL_compiling.cop_warnings))
PL_compiling.cop_warnings = sv_dup_inc(PL_compiling.cop_warnings, param);
}
SvREFCNT_dec(param->stashes);
- Safefree(param);
return my_perl;
}
#endif /* USE_ITHREADS */
/*
+=head1 Unicode Support
+
=for apidoc sv_recode_to_utf8
The encoding is assumed to be an Encode object, on entry the PV
projects / p5sagit/p5-mst-13.2.git / blobdiff