#include <EXTERN.h>
#include <perl.h>
#include <XSUB.h>
-#include <patchlevel.h>
-#if PATCHLEVEL < 5
+#ifndef PERL_VERSION
+# include <patchlevel.h>
+# ifndef PERL_VERSION
+# include <could_not_find_Perl_patchlevel.h>
+# endif
+# define PERL_REVISION 5
+# define PERL_VERSION PATCHLEVEL
+# define PERL_SUBVERSION SUBVERSION
+#endif
+
+#ifndef aTHX
+# define aTHX
+# define pTHX
+#endif
+
+/* Some platforms have strict exports. And before 5.7.3 cxinc (or Perl_cxinc)
+ was not exported. Therefore platforms like win32, VMS etc have problems
+ so we redefine it here -- GMB
+*/
+#if PERL_VERSION < 7
+/* Not in 5.6.1. */
+# define SvUOK(sv) SvIOK_UV(sv)
+# ifdef cxinc
+# undef cxinc
+# endif
+# define cxinc() my_cxinc(aTHX)
+static I32
+my_cxinc(pTHX)
+{
+ cxstack_max = cxstack_max * 3 / 2;
+ Renew(cxstack, cxstack_max + 1, struct context); /* XXX should fix CXINC macro */
+ return cxstack_ix + 1;
+}
+#endif
+
+#if PERL_VERSION < 6
+# define NV double
+#endif
+
+#ifdef SVf_IVisUV
+# define slu_sv_value(sv) (NV)(SvIOK(sv) ? SvIOK_UV(sv) ? SvUVX(sv) : SvIVX(sv) : SvNV(sv))
+#else
+# define slu_sv_value(sv) (NV)(SvIOK(sv) ? SvIVX(sv) : SvNV(sv))
+#endif
+
+#ifndef Drand01
+# define Drand01() ((rand() & 0x7FFF) / (double) ((unsigned long)1 << 15))
+#endif
+
+#if PERL_VERSION < 5
# ifndef gv_stashpvn
# define gv_stashpvn(n,l,c) gv_stashpv(n,c)
# endif
# define PL_sv_undef sv_undef
# define PERL_CONTEXT struct context
#endif
-#if (PATCHLEVEL < 5) || (PATCHLEVEL == 5 && SUBVERSION <50)
+#if (PERL_VERSION < 5) || (PERL_VERSION == 5 && PERL_SUBVERSION <50)
# ifndef PL_tainting
# define PL_tainting tainting
# endif
# endif
#endif
+#ifndef PTR2IV
+# define PTR2IV(ptr) (IV)(ptr)
+#endif
+
MODULE=List::Util PACKAGE=List::Util
void
XSRETURN_UNDEF;
}
retsv = ST(0);
- retval = SvNV(retsv);
+ retval = slu_sv_value(retsv);
for(index = 1 ; index < items ; index++) {
SV *stacksv = ST(index);
- NV val = SvNV(stacksv);
+ NV val = slu_sv_value(stacksv);
if(val < retval ? !ix : ix) {
retsv = stacksv;
retval = val;
PROTOTYPE: @
CODE:
{
+ SV *sv;
int index;
- NV ret;
if(!items) {
XSRETURN_UNDEF;
}
- RETVAL = SvNV(ST(0));
+ sv = ST(0);
+ RETVAL = slu_sv_value(sv);
for(index = 1 ; index < items ; index++) {
- RETVAL += SvNV(ST(index));
+ sv = ST(index);
+ RETVAL += slu_sv_value(sv);
}
}
OUTPUT:
{
SV *ret;
int index;
- I32 markix;
GV *agv,*bgv,*gv;
HV *stash;
CV *cv;
OP *reducecop;
+ PERL_CONTEXT *cx;
+ SV** newsp;
+ I32 gimme = G_SCALAR;
+ I32 hasargs = 0;
+ bool oldcatch = CATCH_GET;
+
if(items <= 1) {
XSRETURN_UNDEF;
}
reducecop = CvSTART(cv);
SAVESPTR(CvROOT(cv)->op_ppaddr);
CvROOT(cv)->op_ppaddr = PL_ppaddr[OP_NULL];
+#ifdef PAD_SET_CUR
+ PAD_SET_CUR(CvPADLIST(cv),1);
+#else
SAVESPTR(PL_curpad);
PL_curpad = AvARRAY((AV*)AvARRAY(CvPADLIST(cv))[1]);
+#endif
SAVETMPS;
SAVESPTR(PL_op);
ret = ST(1);
- markix = sp - PL_stack_base;
+ CATCH_SET(TRUE);
+ PUSHBLOCK(cx, CXt_SUB, SP);
+ PUSHSUB(cx);
+ if (!CvDEPTH(cv))
+ (void)SvREFCNT_inc(cv);
for(index = 2 ; index < items ; index++) {
GvSV(agv) = ret;
GvSV(bgv) = ST(index);
CALLRUNOPS(aTHX);
ret = *PL_stack_sp;
}
- ST(0) = ret;
+ ST(0) = sv_mortalcopy(ret);
+ POPBLOCK(cx,PL_curpm);
+ CATCH_SET(oldcatch);
XSRETURN(1);
}
PROTOTYPE: &@
CODE:
{
- SV *ret;
int index;
- I32 markix;
GV *gv;
HV *stash;
CV *cv;
OP *reducecop;
+ PERL_CONTEXT *cx;
+ SV** newsp;
+ I32 gimme = G_SCALAR;
+ I32 hasargs = 0;
+ bool oldcatch = CATCH_GET;
+
if(items <= 1) {
XSRETURN_UNDEF;
}
reducecop = CvSTART(cv);
SAVESPTR(CvROOT(cv)->op_ppaddr);
CvROOT(cv)->op_ppaddr = PL_ppaddr[OP_NULL];
+#ifdef PAD_SET_CUR
+ PAD_SET_CUR(CvPADLIST(cv),1);
+#else
SAVESPTR(PL_curpad);
PL_curpad = AvARRAY((AV*)AvARRAY(CvPADLIST(cv))[1]);
+#endif
SAVETMPS;
SAVESPTR(PL_op);
- markix = sp - PL_stack_base;
+ CATCH_SET(TRUE);
+ PUSHBLOCK(cx, CXt_SUB, SP);
+ PUSHSUB(cx);
+ if (!CvDEPTH(cv))
+ (void)SvREFCNT_inc(cv);
+
for(index = 1 ; index < items ; index++) {
GvSV(PL_defgv) = ST(index);
PL_op = reducecop;
CALLRUNOPS(aTHX);
if (SvTRUE(*PL_stack_sp)) {
ST(0) = ST(index);
+ POPBLOCK(cx,PL_curpm);
+ CATCH_SET(oldcatch);
XSRETURN(1);
}
}
+ POPBLOCK(cx,PL_curpm);
+ CATCH_SET(oldcatch);
XSRETURN_UNDEF;
}
+void
+shuffle(...)
+PROTOTYPE: @
+CODE:
+{
+ int index;
+ struct op dmy_op;
+ struct op *old_op = PL_op;
+
+ /* We call pp_rand here so that Drand01 get initialized if rand()
+ or srand() has not already been called
+ */
+ memzero((char*)(&dmy_op), sizeof(struct op));
+ /* we let pp_rand() borrow the TARG allocated for this XS sub */
+ dmy_op.op_targ = PL_op->op_targ;
+ PL_op = &dmy_op;
+ (void)*(PL_ppaddr[OP_RAND])(aTHX);
+ PL_op = old_op;
+ for (index = items ; index > 1 ; ) {
+ int swap = (int)(Drand01() * (double)(index--));
+ SV *tmp = ST(swap);
+ ST(swap) = ST(index);
+ ST(index) = tmp;
+ }
+ XSRETURN(items);
+}
+
+
MODULE=List::Util PACKAGE=Scalar::Util
void
STRLEN len;
char *ptr = SvPV(str,len);
ST(0) = sv_newmortal();
- SvUPGRADE(ST(0),SVt_PVNV);
+ (void)SvUPGRADE(ST(0),SVt_PVNV);
sv_setpvn(ST(0),ptr,len);
- if(SvNOKp(num) || !SvIOKp(num)) {
+ if(SvNOK(num) || SvPOK(num) || SvMAGICAL(num)) {
SvNVX(ST(0)) = SvNV(num);
SvNOK_on(ST(0));
}
+#ifdef SVf_IVisUV
+ else if (SvUOK(num)) {
+ SvUVX(ST(0)) = SvUV(num);
+ SvIOK_on(ST(0));
+ SvIsUV_on(ST(0));
+ }
+#endif
else {
SvIVX(ST(0)) = SvIV(num);
SvIOK_on(ST(0));
OUTPUT:
RETVAL
+UV
+refaddr(sv)
+ SV * sv
+PROTOTYPE: $
+CODE:
+{
+ if(!SvROK(sv)) {
+ XSRETURN_UNDEF;
+ }
+ RETVAL = PTR2UV(SvRV(sv));
+}
+OUTPUT:
+ RETVAL
+
void
weaken(sv)
SV *sv
croak("weak references are not implemented in this release of perl");
#endif
-SV *
+void
isweak(sv)
SV *sv
PROTOTYPE: $
OUTPUT:
RETVAL
+void
+isvstring(sv)
+ SV *sv
+PROTOTYPE: $
+CODE:
+#ifdef SvVOK
+ ST(0) = boolSV(SvVOK(sv));
+ XSRETURN(1);
+#else
+ croak("vstrings are not implemented in this release of perl");
+#endif
+
+
BOOT:
{
-#ifndef SvWEAKREF
+#if !defined(SvWEAKREF) || !defined(SvVOK)
HV *stash = gv_stashpvn("Scalar::Util", 12, TRUE);
GV *vargv = *(GV**)hv_fetch(stash, "EXPORT_FAIL", 11, TRUE);
AV *varav;
if (SvTYPE(vargv) != SVt_PVGV)
gv_init(vargv, stash, "Scalar::Util", 12, TRUE);
varav = GvAVn(vargv);
+#endif
+#ifndef SvWEAKREF
av_push(varav, newSVpv("weaken",6));
av_push(varav, newSVpv("isweak",6));
#endif
+#ifndef SvVOK
+ av_push(varav, newSVpv("isvstring",9));
+#endif
}
projects / p5sagit/p5-mst-13.2.git / blobdiff