1N/A#define PERL_NO_GET_CONTEXT
1N/A#include "EXTERN.h"
1N/A#include "perl.h"
1N/A#include "XSUB.h"
1N/A
1N/Astatic I32 num_q (char *s, STRLEN slen);
1N/Astatic I32 esc_q (char *dest, char *src, STRLEN slen);
1N/Astatic I32 esc_q_utf8 (pTHX_ SV *sv, char *src, STRLEN slen);
1N/Astatic SV *sv_x (pTHX_ SV *sv, char *str, STRLEN len, I32 n);
1N/Astatic I32 DD_dump (pTHX_ SV *val, char *name, STRLEN namelen, SV *retval,
1N/A HV *seenhv, AV *postav, I32 *levelp, I32 indent,
1N/A SV *pad, SV *xpad, SV *apad, SV *sep, SV *pair,
1N/A SV *freezer, SV *toaster,
1N/A I32 purity, I32 deepcopy, I32 quotekeys, SV *bless,
1N/A I32 maxdepth, SV *sortkeys);
1N/A
1N/A#if PERL_VERSION <= 6 /* Perl 5.6 and earlier */
1N/A
1N/A# ifdef EBCDIC
1N/A# define UNI_TO_NATIVE(ch) (((ch) > 255) ? (ch) : ASCII_TO_NATIVE(ch))
1N/A# else
1N/A# define UNI_TO_NATIVE(ch) (ch)
1N/A# endif
1N/A
1N/AUV
1N/APerl_utf8_to_uvchr(pTHX_ U8 *s, STRLEN *retlen)
1N/A{
1N/A UV uv = utf8_to_uv(s, UTF8_MAXLEN, retlen,
1N/A ckWARN(WARN_UTF8) ? 0 : UTF8_ALLOW_ANY);
1N/A return UNI_TO_NATIVE(uv);
1N/A}
1N/A
1N/A# if !defined(PERL_IMPLICIT_CONTEXT)
1N/A# define utf8_to_uvchr Perl_utf8_to_uvchr
1N/A# else
1N/A# define utf8_to_uvchr(a,b) Perl_utf8_to_uvchr(aTHX_ a,b)
1N/A# endif
1N/A
1N/A#endif /* PERL_VERSION <= 6 */
1N/A
1N/A/* Changes in 5.7 series mean that now IOK is only set if scalar is
1N/A precisely integer but in 5.6 and earlier we need to do a more
1N/A complex test */
1N/A#if PERL_VERSION <= 6
1N/A#define DD_is_integer(sv) (SvIOK(sv) && (SvIsUV(val) ? SvUV(sv) == SvNV(sv) : SvIV(sv) == SvNV(sv)))
1N/A#else
1N/A#define DD_is_integer(sv) SvIOK(sv)
1N/A#endif
1N/A
1N/A/* does a string need to be protected? */
1N/Astatic I32
1N/Aneeds_quote(register char *s)
1N/A{
1N/ATOP:
1N/A if (s[0] == ':') {
1N/A if (*++s) {
1N/A if (*s++ != ':')
1N/A return 1;
1N/A }
1N/A else
1N/A return 1;
1N/A }
1N/A if (isIDFIRST(*s)) {
1N/A while (*++s)
1N/A if (!isALNUM(*s)) {
1N/A if (*s == ':')
1N/A goto TOP;
1N/A else
1N/A return 1;
1N/A }
1N/A }
1N/A else
1N/A return 1;
1N/A return 0;
1N/A}
1N/A
1N/A/* count the number of "'"s and "\"s in string */
1N/Astatic I32
1N/Anum_q(register char *s, register STRLEN slen)
1N/A{
1N/A register I32 ret = 0;
1N/A
1N/A while (slen > 0) {
1N/A if (*s == '\'' || *s == '\\')
1N/A ++ret;
1N/A ++s;
1N/A --slen;
1N/A }
1N/A return ret;
1N/A}
1N/A
1N/A
1N/A/* returns number of chars added to escape "'"s and "\"s in s */
1N/A/* slen number of characters in s will be escaped */
1N/A/* destination must be long enough for additional chars */
1N/Astatic I32
1N/Aesc_q(register char *d, register char *s, register STRLEN slen)
1N/A{
1N/A register I32 ret = 0;
1N/A
1N/A while (slen > 0) {
1N/A switch (*s) {
1N/A case '\'':
1N/A case '\\':
1N/A *d = '\\';
1N/A ++d; ++ret;
1N/A default:
1N/A *d = *s;
1N/A ++d; ++s; --slen;
1N/A break;
1N/A }
1N/A }
1N/A return ret;
1N/A}
1N/A
1N/Astatic I32
1N/Aesc_q_utf8(pTHX_ SV* sv, register char *src, register STRLEN slen)
1N/A{
1N/A char *s, *send, *r, *rstart;
1N/A STRLEN j, cur = SvCUR(sv);
1N/A /* Could count 128-255 and 256+ in two variables, if we want to
1N/A be like &qquote and make a distinction. */
1N/A STRLEN grow = 0; /* bytes needed to represent chars 128+ */
1N/A /* STRLEN topbit_grow = 0; bytes needed to represent chars 128-255 */
1N/A STRLEN backslashes = 0;
1N/A STRLEN single_quotes = 0;
1N/A STRLEN qq_escapables = 0; /* " $ @ will need a \ in "" strings. */
1N/A STRLEN normal = 0;
1N/A
1N/A /* this will need EBCDICification */
1N/A for (s = src, send = src + slen; s < send; s += UTF8SKIP(s)) {
1N/A UV k = utf8_to_uvchr((U8*)s, NULL);
1N/A
1N/A if (k > 127) {
1N/A /* 4: \x{} then count the number of hex digits. */
1N/A grow += 4 + (k <= 0xFF ? 2 : k <= 0xFFF ? 3 : k <= 0xFFFF ? 4 :
1N/A#if UVSIZE == 4
1N/A 8 /* We may allocate a bit more than the minimum here. */
1N/A#else
1N/A k <= 0xFFFFFFFF ? 8 : UVSIZE * 4
1N/A#endif
1N/A );
1N/A } else if (k == '\\') {
1N/A backslashes++;
1N/A } else if (k == '\'') {
1N/A single_quotes++;
1N/A } else if (k == '"' || k == '$' || k == '@') {
1N/A qq_escapables++;
1N/A } else {
1N/A normal++;
1N/A }
1N/A }
1N/A if (grow) {
1N/A /* We have something needing hex. 3 is ""\0 */
1N/A sv_grow(sv, cur + 3 + grow + 2*backslashes + single_quotes
1N/A + 2*qq_escapables + normal);
1N/A rstart = r = SvPVX(sv) + cur;
1N/A
1N/A *r++ = '"';
1N/A
1N/A for (s = src; s < send; s += UTF8SKIP(s)) {
1N/A UV k = utf8_to_uvchr((U8*)s, NULL);
1N/A
1N/A if (k == '"' || k == '\\' || k == '$' || k == '@') {
1N/A *r++ = '\\';
1N/A *r++ = (char)k;
1N/A }
1N/A else if (k < 0x80)
1N/A *r++ = (char)k;
1N/A else {
1N/A /* The return value of sprintf() is unportable.
1N/A * In modern systems it returns (int) the number of characters,
1N/A * but in older systems it might return (char*) the original
1N/A * buffer, or it might even be (void). The easiest portable
1N/A * thing to do is probably use sprintf() in void context and
1N/A * then strlen(buffer) for the length. The more proper way
1N/A * would of course be to figure out the prototype of sprintf.
1N/A * --jhi */
1N/A sprintf(r, "\\x{%"UVxf"}", k);
1N/A r += strlen(r);
1N/A }
1N/A }
1N/A *r++ = '"';
1N/A } else {
1N/A /* Single quotes. */
1N/A sv_grow(sv, cur + 3 + 2*backslashes + 2*single_quotes
1N/A + qq_escapables + normal);
1N/A rstart = r = SvPVX(sv) + cur;
1N/A *r++ = '\'';
1N/A for (s = src; s < send; s ++) {
1N/A char k = *s;
1N/A if (k == '\'' || k == '\\')
1N/A *r++ = '\\';
1N/A *r++ = k;
1N/A }
1N/A *r++ = '\'';
1N/A }
1N/A *r = '\0';
1N/A j = r - rstart;
1N/A SvCUR_set(sv, cur + j);
1N/A
1N/A return j;
1N/A}
1N/A
1N/A/* append a repeated string to an SV */
1N/Astatic SV *
1N/Asv_x(pTHX_ SV *sv, register char *str, STRLEN len, I32 n)
1N/A{
1N/A if (sv == Nullsv)
1N/A sv = newSVpvn("", 0);
1N/A else
1N/A assert(SvTYPE(sv) >= SVt_PV);
1N/A
1N/A if (n > 0) {
1N/A SvGROW(sv, len*n + SvCUR(sv) + 1);
1N/A if (len == 1) {
1N/A char *start = SvPVX(sv) + SvCUR(sv);
1N/A SvCUR(sv) += n;
1N/A start[n] = '\0';
1N/A while (n > 0)
1N/A start[--n] = str[0];
1N/A }
1N/A else
1N/A while (n > 0) {
1N/A sv_catpvn(sv, str, len);
1N/A --n;
1N/A }
1N/A }
1N/A return sv;
1N/A}
1N/A
1N/A/*
1N/A * This ought to be split into smaller functions. (it is one long function since
1N/A * it exactly parallels the perl version, which was one long thing for
1N/A * efficiency raisins.) Ugggh!
1N/A */
1N/Astatic I32
1N/ADD_dump(pTHX_ SV *val, char *name, STRLEN namelen, SV *retval, HV *seenhv,
1N/A AV *postav, I32 *levelp, I32 indent, SV *pad, SV *xpad,
1N/A SV *apad, SV *sep, SV *pair, SV *freezer, SV *toaster, I32 purity,
1N/A I32 deepcopy, I32 quotekeys, SV *bless, I32 maxdepth, SV *sortkeys)
1N/A{
1N/A char tmpbuf[128];
1N/A U32 i;
1N/A char *c, *r, *realpack, id[128];
1N/A SV **svp;
1N/A SV *sv, *ipad, *ival;
1N/A SV *blesspad = Nullsv;
1N/A AV *seenentry = Nullav;
1N/A char *iname;
1N/A STRLEN inamelen, idlen = 0;
1N/A U32 realtype;
1N/A
1N/A if (!val)
1N/A return 0;
1N/A
1N/A realtype = SvTYPE(val);
1N/A
1N/A if (SvGMAGICAL(val))
1N/A mg_get(val);
1N/A if (SvROK(val)) {
1N/A
1N/A if (SvOBJECT(SvRV(val)) && freezer &&
1N/A SvPOK(freezer) && SvCUR(freezer))
1N/A {
1N/A dSP; ENTER; SAVETMPS; PUSHMARK(sp);
1N/A XPUSHs(val); PUTBACK;
1N/A i = perl_call_method(SvPVX(freezer), G_EVAL|G_SCALAR);
1N/A SPAGAIN;
1N/A if (SvTRUE(ERRSV))
1N/A warn("WARNING(Freezer method call failed): %"SVf"", ERRSV);
1N/A else if (i)
1N/A val = newSVsv(POPs);
1N/A PUTBACK; FREETMPS; LEAVE;
1N/A if (i)
1N/A (void)sv_2mortal(val);
1N/A }
1N/A
1N/A ival = SvRV(val);
1N/A realtype = SvTYPE(ival);
1N/A (void) sprintf(id, "0x%"UVxf, PTR2UV(ival));
1N/A idlen = strlen(id);
1N/A if (SvOBJECT(ival))
1N/A realpack = HvNAME(SvSTASH(ival));
1N/A else
1N/A realpack = Nullch;
1N/A
1N/A /* if it has a name, we need to either look it up, or keep a tab
1N/A * on it so we know when we hit it later
1N/A */
1N/A if (namelen) {
1N/A if ((svp = hv_fetch(seenhv, id, idlen, FALSE))
1N/A && (sv = *svp) && SvROK(sv) && (seenentry = (AV*)SvRV(sv)))
1N/A {
1N/A SV *othername;
1N/A if ((svp = av_fetch(seenentry, 0, FALSE))
1N/A && (othername = *svp))
1N/A {
1N/A if (purity && *levelp > 0) {
1N/A SV *postentry;
1N/A
1N/A if (realtype == SVt_PVHV)
1N/A sv_catpvn(retval, "{}", 2);
1N/A else if (realtype == SVt_PVAV)
1N/A sv_catpvn(retval, "[]", 2);
1N/A else
1N/A sv_catpvn(retval, "do{my $o}", 9);
1N/A postentry = newSVpvn(name, namelen);
1N/A sv_catpvn(postentry, " = ", 3);
1N/A sv_catsv(postentry, othername);
1N/A av_push(postav, postentry);
1N/A }
1N/A else {
1N/A if (name[0] == '@' || name[0] == '%') {
1N/A if ((SvPVX(othername))[0] == '\\' &&
1N/A (SvPVX(othername))[1] == name[0]) {
1N/A sv_catpvn(retval, SvPVX(othername)+1,
1N/A SvCUR(othername)-1);
1N/A }
1N/A else {
1N/A sv_catpvn(retval, name, 1);
1N/A sv_catpvn(retval, "{", 1);
1N/A sv_catsv(retval, othername);
1N/A sv_catpvn(retval, "}", 1);
1N/A }
1N/A }
1N/A else
1N/A sv_catsv(retval, othername);
1N/A }
1N/A return 1;
1N/A }
1N/A else {
1N/A warn("ref name not found for %s", id);
1N/A return 0;
1N/A }
1N/A }
1N/A else { /* store our name and continue */
1N/A SV *namesv;
1N/A if (name[0] == '@' || name[0] == '%') {
1N/A namesv = newSVpvn("\\", 1);
1N/A sv_catpvn(namesv, name, namelen);
1N/A }
1N/A else if (realtype == SVt_PVCV && name[0] == '*') {
1N/A namesv = newSVpvn("\\", 2);
1N/A sv_catpvn(namesv, name, namelen);
1N/A (SvPVX(namesv))[1] = '&';
1N/A }
1N/A else
1N/A namesv = newSVpvn(name, namelen);
1N/A seenentry = newAV();
1N/A av_push(seenentry, namesv);
1N/A (void)SvREFCNT_inc(val);
1N/A av_push(seenentry, val);
1N/A (void)hv_store(seenhv, id, strlen(id),
1N/A newRV_inc((SV*)seenentry), 0);
1N/A SvREFCNT_dec(seenentry);
1N/A }
1N/A }
1N/A
1N/A if (realpack && *realpack == 'R' && strEQ(realpack, "Regexp")) {
1N/A STRLEN rlen;
1N/A char *rval = SvPV(val, rlen);
1N/A char *slash = strchr(rval, '/');
1N/A sv_catpvn(retval, "qr/", 3);
1N/A while (slash) {
1N/A sv_catpvn(retval, rval, slash-rval);
1N/A sv_catpvn(retval, "\\/", 2);
1N/A rlen -= slash-rval+1;
1N/A rval = slash+1;
1N/A slash = strchr(rval, '/');
1N/A }
1N/A sv_catpvn(retval, rval, rlen);
1N/A sv_catpvn(retval, "/", 1);
1N/A return 1;
1N/A }
1N/A
1N/A /* If purity is not set and maxdepth is set, then check depth:
1N/A * if we have reached maximum depth, return the string
1N/A * representation of the thing we are currently examining
1N/A * at this depth (i.e., 'Foo=ARRAY(0xdeadbeef)').
1N/A */
1N/A if (!purity && maxdepth > 0 && *levelp >= maxdepth) {
1N/A STRLEN vallen;
1N/A char *valstr = SvPV(val,vallen);
1N/A sv_catpvn(retval, "'", 1);
1N/A sv_catpvn(retval, valstr, vallen);
1N/A sv_catpvn(retval, "'", 1);
1N/A return 1;
1N/A }
1N/A
1N/A if (realpack) { /* we have a blessed ref */
1N/A STRLEN blesslen;
1N/A char *blessstr = SvPV(bless, blesslen);
1N/A sv_catpvn(retval, blessstr, blesslen);
1N/A sv_catpvn(retval, "( ", 2);
1N/A if (indent >= 2) {
1N/A blesspad = apad;
1N/A apad = newSVsv(apad);
1N/A sv_x(aTHX_ apad, " ", 1, blesslen+2);
1N/A }
1N/A }
1N/A
1N/A (*levelp)++;
1N/A ipad = sv_x(aTHX_ Nullsv, SvPVX(xpad), SvCUR(xpad), *levelp);
1N/A
1N/A if (realtype <= SVt_PVBM) { /* scalar ref */
1N/A SV *namesv = newSVpvn("${", 2);
1N/A sv_catpvn(namesv, name, namelen);
1N/A sv_catpvn(namesv, "}", 1);
1N/A if (realpack) { /* blessed */
1N/A sv_catpvn(retval, "do{\\(my $o = ", 13);
1N/A DD_dump(aTHX_ ival, SvPVX(namesv), SvCUR(namesv), retval, seenhv,
1N/A postav, levelp, indent, pad, xpad, apad, sep, pair,
1N/A freezer, toaster, purity, deepcopy, quotekeys, bless,
1N/A maxdepth, sortkeys);
1N/A sv_catpvn(retval, ")}", 2);
1N/A } /* plain */
1N/A else {
1N/A sv_catpvn(retval, "\\", 1);
1N/A DD_dump(aTHX_ ival, SvPVX(namesv), SvCUR(namesv), retval, seenhv,
1N/A postav, levelp, indent, pad, xpad, apad, sep, pair,
1N/A freezer, toaster, purity, deepcopy, quotekeys, bless,
1N/A maxdepth, sortkeys);
1N/A }
1N/A SvREFCNT_dec(namesv);
1N/A }
1N/A else if (realtype == SVt_PVGV) { /* glob ref */
1N/A SV *namesv = newSVpvn("*{", 2);
1N/A sv_catpvn(namesv, name, namelen);
1N/A sv_catpvn(namesv, "}", 1);
1N/A sv_catpvn(retval, "\\", 1);
1N/A DD_dump(aTHX_ ival, SvPVX(namesv), SvCUR(namesv), retval, seenhv,
1N/A postav, levelp, indent, pad, xpad, apad, sep, pair,
1N/A freezer, toaster, purity, deepcopy, quotekeys, bless,
1N/A maxdepth, sortkeys);
1N/A SvREFCNT_dec(namesv);
1N/A }
1N/A else if (realtype == SVt_PVAV) {
1N/A SV *totpad;
1N/A I32 ix = 0;
1N/A I32 ixmax = av_len((AV *)ival);
1N/A
1N/A SV *ixsv = newSViv(0);
1N/A /* allowing for a 24 char wide array index */
1N/A New(0, iname, namelen+28, char);
1N/A (void)strcpy(iname, name);
1N/A inamelen = namelen;
1N/A if (name[0] == '@') {
1N/A sv_catpvn(retval, "(", 1);
1N/A iname[0] = '$';
1N/A }
1N/A else {
1N/A sv_catpvn(retval, "[", 1);
1N/A /* omit "->" in $foo{bar}->[0], but not in ${$foo}->[0] */
1N/A /*if (namelen > 0
1N/A && name[namelen-1] != ']' && name[namelen-1] != '}'
1N/A && (namelen < 4 || (name[1] != '{' && name[2] != '{')))*/
1N/A if ((namelen > 0
1N/A && name[namelen-1] != ']' && name[namelen-1] != '}')
1N/A || (namelen > 4
1N/A && (name[1] == '{'
1N/A || (name[0] == '\\' && name[2] == '{'))))
1N/A {
1N/A iname[inamelen++] = '-'; iname[inamelen++] = '>';
1N/A iname[inamelen] = '\0';
1N/A }
1N/A }
1N/A if (iname[0] == '*' && iname[inamelen-1] == '}' && inamelen >= 8 &&
1N/A (instr(iname+inamelen-8, "{SCALAR}") ||
1N/A instr(iname+inamelen-7, "{ARRAY}") ||
1N/A instr(iname+inamelen-6, "{HASH}"))) {
1N/A iname[inamelen++] = '-'; iname[inamelen++] = '>';
1N/A }
1N/A iname[inamelen++] = '['; iname[inamelen] = '\0';
1N/A totpad = newSVsv(sep);
1N/A sv_catsv(totpad, pad);
1N/A sv_catsv(totpad, apad);
1N/A
1N/A for (ix = 0; ix <= ixmax; ++ix) {
1N/A STRLEN ilen;
1N/A SV *elem;
1N/A svp = av_fetch((AV*)ival, ix, FALSE);
1N/A if (svp)
1N/A elem = *svp;
1N/A else
1N/A elem = &PL_sv_undef;
1N/A
1N/A ilen = inamelen;
1N/A sv_setiv(ixsv, ix);
1N/A (void) sprintf(iname+ilen, "%"IVdf, (IV)ix);
1N/A ilen = strlen(iname);
1N/A iname[ilen++] = ']'; iname[ilen] = '\0';
1N/A if (indent >= 3) {
1N/A sv_catsv(retval, totpad);
1N/A sv_catsv(retval, ipad);
1N/A sv_catpvn(retval, "#", 1);
1N/A sv_catsv(retval, ixsv);
1N/A }
1N/A sv_catsv(retval, totpad);
1N/A sv_catsv(retval, ipad);
1N/A DD_dump(aTHX_ elem, iname, ilen, retval, seenhv, postav,
1N/A levelp, indent, pad, xpad, apad, sep, pair,
1N/A freezer, toaster, purity, deepcopy, quotekeys, bless,
1N/A maxdepth, sortkeys);
1N/A if (ix < ixmax)
1N/A sv_catpvn(retval, ",", 1);
1N/A }
1N/A if (ixmax >= 0) {
1N/A SV *opad = sv_x(aTHX_ Nullsv, SvPVX(xpad), SvCUR(xpad), (*levelp)-1);
1N/A sv_catsv(retval, totpad);
1N/A sv_catsv(retval, opad);
1N/A SvREFCNT_dec(opad);
1N/A }
1N/A if (name[0] == '@')
1N/A sv_catpvn(retval, ")", 1);
1N/A else
1N/A sv_catpvn(retval, "]", 1);
1N/A SvREFCNT_dec(ixsv);
1N/A SvREFCNT_dec(totpad);
1N/A Safefree(iname);
1N/A }
1N/A else if (realtype == SVt_PVHV) {
1N/A SV *totpad, *newapad;
1N/A SV *iname, *sname;
1N/A HE *entry;
1N/A char *key;
1N/A I32 klen;
1N/A SV *hval;
1N/A AV *keys = Nullav;
1N/A
1N/A iname = newSVpvn(name, namelen);
1N/A if (name[0] == '%') {
1N/A sv_catpvn(retval, "(", 1);
1N/A (SvPVX(iname))[0] = '$';
1N/A }
1N/A else {
1N/A sv_catpvn(retval, "{", 1);
1N/A /* omit "->" in $foo[0]->{bar}, but not in ${$foo}->{bar} */
1N/A if ((namelen > 0
1N/A && name[namelen-1] != ']' && name[namelen-1] != '}')
1N/A || (namelen > 4
1N/A && (name[1] == '{'
1N/A || (name[0] == '\\' && name[2] == '{'))))
1N/A {
1N/A sv_catpvn(iname, "->", 2);
1N/A }
1N/A }
1N/A if (name[0] == '*' && name[namelen-1] == '}' && namelen >= 8 &&
1N/A (instr(name+namelen-8, "{SCALAR}") ||
1N/A instr(name+namelen-7, "{ARRAY}") ||
1N/A instr(name+namelen-6, "{HASH}"))) {
1N/A sv_catpvn(iname, "->", 2);
1N/A }
1N/A sv_catpvn(iname, "{", 1);
1N/A totpad = newSVsv(sep);
1N/A sv_catsv(totpad, pad);
1N/A sv_catsv(totpad, apad);
1N/A
1N/A /* If requested, get a sorted/filtered array of hash keys */
1N/A if (sortkeys) {
1N/A if (sortkeys == &PL_sv_yes) {
1N/A#if PERL_VERSION < 8
1N/A sortkeys = sv_2mortal(newSVpvn("Data::Dumper::_sortkeys", 23));
1N/A#else
1N/A keys = newAV();
1N/A (void)hv_iterinit((HV*)ival);
1N/A while ((entry = hv_iternext((HV*)ival))) {
1N/A sv = hv_iterkeysv(entry);
1N/A SvREFCNT_inc(sv);
1N/A av_push(keys, sv);
1N/A }
1N/A# ifdef USE_LOCALE_NUMERIC
1N/A sortsv(AvARRAY(keys),
1N/A av_len(keys)+1,
1N/A IN_LOCALE ? Perl_sv_cmp_locale : Perl_sv_cmp);
1N/A# else
1N/A sortsv(AvARRAY(keys),
1N/A av_len(keys)+1,
1N/A Perl_sv_cmp);
1N/A# endif
1N/A#endif
1N/A }
1N/A if (sortkeys != &PL_sv_yes) {
1N/A dSP; ENTER; SAVETMPS; PUSHMARK(sp);
1N/A XPUSHs(sv_2mortal(newRV_inc(ival))); PUTBACK;
1N/A i = perl_call_sv(sortkeys, G_SCALAR | G_EVAL);
1N/A SPAGAIN;
1N/A if (i) {
1N/A sv = POPs;
1N/A if (SvROK(sv) && (SvTYPE(SvRV(sv)) == SVt_PVAV))
1N/A keys = (AV*)SvREFCNT_inc(SvRV(sv));
1N/A }
1N/A if (! keys)
1N/A warn("Sortkeys subroutine did not return ARRAYREF\n");
1N/A PUTBACK; FREETMPS; LEAVE;
1N/A }
1N/A if (keys)
1N/A sv_2mortal((SV*)keys);
1N/A }
1N/A else
1N/A (void)hv_iterinit((HV*)ival);
1N/A
1N/A /* foreach (keys %hash) */
1N/A for (i = 0; 1; i++) {
1N/A char *nkey;
1N/A char *nkey_buffer = NULL;
1N/A I32 nticks = 0;
1N/A SV* keysv;
1N/A STRLEN keylen;
1N/A I32 nlen;
1N/A bool do_utf8 = FALSE;
1N/A
1N/A if ((sortkeys && !(keys && (I32)i <= av_len(keys))) ||
1N/A !(entry = hv_iternext((HV *)ival)))
1N/A break;
1N/A
1N/A if (i)
1N/A sv_catpvn(retval, ",", 1);
1N/A
1N/A if (sortkeys) {
1N/A char *key;
1N/A svp = av_fetch(keys, i, FALSE);
1N/A keysv = svp ? *svp : sv_mortalcopy(&PL_sv_undef);
1N/A key = SvPV(keysv, keylen);
1N/A svp = hv_fetch((HV*)ival, key,
1N/A SvUTF8(keysv) ? -(I32)keylen : keylen, 0);
1N/A hval = svp ? *svp : sv_mortalcopy(&PL_sv_undef);
1N/A }
1N/A else {
1N/A keysv = hv_iterkeysv(entry);
1N/A hval = hv_iterval((HV*)ival, entry);
1N/A }
1N/A
1N/A do_utf8 = DO_UTF8(keysv);
1N/A key = SvPV(keysv, keylen);
1N/A klen = keylen;
1N/A
1N/A sv_catsv(retval, totpad);
1N/A sv_catsv(retval, ipad);
1N/A /* old logic was first to check utf8 flag, and if utf8 always
1N/A call esc_q_utf8. This caused test to break under -Mutf8,
1N/A because there even strings like 'c' have utf8 flag on.
1N/A Hence with quotekeys == 0 the XS code would still '' quote
1N/A them based on flags, whereas the perl code would not,
1N/A based on regexps.
1N/A The perl code is correct.
1N/A needs_quote() decides that anything that isn't a valid
1N/A perl identifier needs to be quoted, hence only correctly
1N/A formed strings with no characters outside [A-Za-z0-9_:]
1N/A won't need quoting. None of those characters are used in
1N/A the byte encoding of utf8, so anything with utf8
1N/A encoded characters in will need quoting. Hence strings
1N/A with utf8 encoded characters in will end up inside do_utf8
1N/A just like before, but now strings with utf8 flag set but
1N/A only ascii characters will end up in the unquoted section.
1N/A
1N/A There should also be less tests for the (probably currently)
1N/A more common doesn't need quoting case.
1N/A The code is also smaller (22044 vs 22260) because I've been
1N/A able to pull the common logic out to both sides. */
1N/A if (quotekeys || needs_quote(key)) {
1N/A if (do_utf8) {
1N/A STRLEN ocur = SvCUR(retval);
1N/A nlen = esc_q_utf8(aTHX_ retval, key, klen);
1N/A nkey = SvPVX(retval) + ocur;
1N/A }
1N/A else {
1N/A nticks = num_q(key, klen);
1N/A New(0, nkey_buffer, klen+nticks+3, char);
1N/A nkey = nkey_buffer;
1N/A nkey[0] = '\'';
1N/A if (nticks)
1N/A klen += esc_q(nkey+1, key, klen);
1N/A else
1N/A (void)Copy(key, nkey+1, klen, char);
1N/A nkey[++klen] = '\'';
1N/A nkey[++klen] = '\0';
1N/A nlen = klen;
1N/A sv_catpvn(retval, nkey, klen);
1N/A }
1N/A }
1N/A else {
1N/A nkey = key;
1N/A nlen = klen;
1N/A sv_catpvn(retval, nkey, klen);
1N/A }
1N/A sname = newSVsv(iname);
1N/A sv_catpvn(sname, nkey, nlen);
1N/A sv_catpvn(sname, "}", 1);
1N/A
1N/A sv_catsv(retval, pair);
1N/A if (indent >= 2) {
1N/A char *extra;
1N/A I32 elen = 0;
1N/A newapad = newSVsv(apad);
1N/A New(0, extra, klen+4+1, char);
1N/A while (elen < (klen+4))
1N/A extra[elen++] = ' ';
1N/A extra[elen] = '\0';
1N/A sv_catpvn(newapad, extra, elen);
1N/A Safefree(extra);
1N/A }
1N/A else
1N/A newapad = apad;
1N/A
1N/A DD_dump(aTHX_ hval, SvPVX(sname), SvCUR(sname), retval, seenhv,
1N/A postav, levelp, indent, pad, xpad, newapad, sep, pair,
1N/A freezer, toaster, purity, deepcopy, quotekeys, bless,
1N/A maxdepth, sortkeys);
1N/A SvREFCNT_dec(sname);
1N/A Safefree(nkey_buffer);
1N/A if (indent >= 2)
1N/A SvREFCNT_dec(newapad);
1N/A }
1N/A if (i) {
1N/A SV *opad = sv_x(aTHX_ Nullsv, SvPVX(xpad), SvCUR(xpad), *levelp-1);
1N/A sv_catsv(retval, totpad);
1N/A sv_catsv(retval, opad);
1N/A SvREFCNT_dec(opad);
1N/A }
1N/A if (name[0] == '%')
1N/A sv_catpvn(retval, ")", 1);
1N/A else
1N/A sv_catpvn(retval, "}", 1);
1N/A SvREFCNT_dec(iname);
1N/A SvREFCNT_dec(totpad);
1N/A }
1N/A else if (realtype == SVt_PVCV) {
1N/A sv_catpvn(retval, "sub { \"DUMMY\" }", 15);
1N/A if (purity)
1N/A warn("Encountered CODE ref, using dummy placeholder");
1N/A }
1N/A else {
1N/A warn("cannot handle ref type %ld", realtype);
1N/A }
1N/A
1N/A if (realpack) { /* free blessed allocs */
1N/A if (indent >= 2) {
1N/A SvREFCNT_dec(apad);
1N/A apad = blesspad;
1N/A }
1N/A sv_catpvn(retval, ", '", 3);
1N/A sv_catpvn(retval, realpack, strlen(realpack));
1N/A sv_catpvn(retval, "' )", 3);
1N/A if (toaster && SvPOK(toaster) && SvCUR(toaster)) {
1N/A sv_catpvn(retval, "->", 2);
1N/A sv_catsv(retval, toaster);
1N/A sv_catpvn(retval, "()", 2);
1N/A }
1N/A }
1N/A SvREFCNT_dec(ipad);
1N/A (*levelp)--;
1N/A }
1N/A else {
1N/A STRLEN i;
1N/A
1N/A if (namelen) {
1N/A (void) sprintf(id, "0x%"UVxf, PTR2UV(val));
1N/A if ((svp = hv_fetch(seenhv, id, (idlen = strlen(id)), FALSE)) &&
1N/A (sv = *svp) && SvROK(sv) &&
1N/A (seenentry = (AV*)SvRV(sv)))
1N/A {
1N/A SV *othername;
1N/A if ((svp = av_fetch(seenentry, 0, FALSE)) && (othername = *svp)
1N/A && (svp = av_fetch(seenentry, 2, FALSE)) && *svp && SvIV(*svp) > 0)
1N/A {
1N/A sv_catpvn(retval, "${", 2);
1N/A sv_catsv(retval, othername);
1N/A sv_catpvn(retval, "}", 1);
1N/A return 1;
1N/A }
1N/A }
1N/A else if (val != &PL_sv_undef) {
1N/A SV *namesv;
1N/A namesv = newSVpvn("\\", 1);
1N/A sv_catpvn(namesv, name, namelen);
1N/A seenentry = newAV();
1N/A av_push(seenentry, namesv);
1N/A av_push(seenentry, newRV_inc(val));
1N/A (void)hv_store(seenhv, id, strlen(id), newRV_inc((SV*)seenentry), 0);
1N/A SvREFCNT_dec(seenentry);
1N/A }
1N/A }
1N/A
1N/A if (DD_is_integer(val)) {
1N/A STRLEN len;
1N/A if (SvIsUV(val))
1N/A (void) sprintf(tmpbuf, "%"UVuf, SvUV(val));
1N/A else
1N/A (void) sprintf(tmpbuf, "%"IVdf, SvIV(val));
1N/A len = strlen(tmpbuf);
1N/A if (SvPOK(val)) {
1N/A /* Need to check to see if this is a string such as " 0".
1N/A I'm assuming from sprintf isn't going to clash with utf8.
1N/A Is this valid on EBCDIC? */
1N/A STRLEN pvlen;
1N/A const char *pv = SvPV(val, pvlen);
1N/A if (pvlen != len || memNE(pv, tmpbuf, len))
1N/A goto integer_came_from_string;
1N/A }
1N/A if (len > 10) {
1N/A /* Looks like we're on a 64 bit system. Make it a string so that
1N/A if a 32 bit system reads the number it will cope better. */
1N/A sv_catpvf(retval, "'%s'", tmpbuf);
1N/A } else
1N/A sv_catpvn(retval, tmpbuf, len);
1N/A }
1N/A else if (realtype == SVt_PVGV) {/* GLOBs can end up with scribbly names */
1N/A c = SvPV(val, i);
1N/A ++c; --i; /* just get the name */
1N/A if (i >= 6 && strncmp(c, "main::", 6) == 0) {
1N/A c += 4;
1N/A i -= 4;
1N/A }
1N/A if (needs_quote(c)) {
1N/A sv_grow(retval, SvCUR(retval)+6+2*i);
1N/A r = SvPVX(retval)+SvCUR(retval);
1N/A r[0] = '*'; r[1] = '{'; r[2] = '\'';
1N/A i += esc_q(r+3, c, i);
1N/A i += 3;
1N/A r[i++] = '\''; r[i++] = '}';
1N/A r[i] = '\0';
1N/A }
1N/A else {
1N/A sv_grow(retval, SvCUR(retval)+i+2);
1N/A r = SvPVX(retval)+SvCUR(retval);
1N/A r[0] = '*'; strcpy(r+1, c);
1N/A i++;
1N/A }
1N/A SvCUR_set(retval, SvCUR(retval)+i);
1N/A
1N/A if (purity) {
1N/A static char *entries[] = { "{SCALAR}", "{ARRAY}", "{HASH}" };
1N/A static STRLEN sizes[] = { 8, 7, 6 };
1N/A SV *e;
1N/A SV *nname = newSVpvn("", 0);
1N/A SV *newapad = newSVpvn("", 0);
1N/A GV *gv = (GV*)val;
1N/A I32 j;
1N/A
1N/A for (j=0; j<3; j++) {
1N/A e = ((j == 0) ? GvSV(gv) : (j == 1) ? (SV*)GvAV(gv) : (SV*)GvHV(gv));
1N/A if (!e)
1N/A continue;
1N/A if (j == 0 && !SvOK(e))
1N/A continue;
1N/A
1N/A {
1N/A I32 nlevel = 0;
1N/A SV *postentry = newSVpvn(r,i);
1N/A
1N/A sv_setsv(nname, postentry);
1N/A sv_catpvn(nname, entries[j], sizes[j]);
1N/A sv_catpvn(postentry, " = ", 3);
1N/A av_push(postav, postentry);
1N/A e = newRV_inc(e);
1N/A
1N/A SvCUR(newapad) = 0;
1N/A if (indent >= 2)
1N/A (void)sv_x(aTHX_ newapad, " ", 1, SvCUR(postentry));
1N/A
1N/A DD_dump(aTHX_ e, SvPVX(nname), SvCUR(nname), postentry,
1N/A seenhv, postav, &nlevel, indent, pad, xpad,
1N/A newapad, sep, pair, freezer, toaster, purity,
1N/A deepcopy, quotekeys, bless, maxdepth,
1N/A sortkeys);
1N/A SvREFCNT_dec(e);
1N/A }
1N/A }
1N/A
1N/A SvREFCNT_dec(newapad);
1N/A SvREFCNT_dec(nname);
1N/A }
1N/A }
1N/A else if (val == &PL_sv_undef || !SvOK(val)) {
1N/A sv_catpvn(retval, "undef", 5);
1N/A }
1N/A else {
1N/A integer_came_from_string:
1N/A c = SvPV(val, i);
1N/A if (DO_UTF8(val))
1N/A i += esc_q_utf8(aTHX_ retval, c, i);
1N/A else {
1N/A sv_grow(retval, SvCUR(retval)+3+2*i); /* 3: ""\0 */
1N/A r = SvPVX(retval) + SvCUR(retval);
1N/A r[0] = '\'';
1N/A i += esc_q(r+1, c, i);
1N/A ++i;
1N/A r[i++] = '\'';
1N/A r[i] = '\0';
1N/A SvCUR_set(retval, SvCUR(retval)+i);
1N/A }
1N/A }
1N/A }
1N/A
1N/A if (idlen) {
1N/A if (deepcopy)
1N/A (void)hv_delete(seenhv, id, idlen, G_DISCARD);
1N/A else if (namelen && seenentry) {
1N/A SV *mark = *av_fetch(seenentry, 2, TRUE);
1N/A sv_setiv(mark,1);
1N/A }
1N/A }
1N/A return 1;
1N/A}
1N/A
1N/A
1N/AMODULE = Data::Dumper PACKAGE = Data::Dumper PREFIX = Data_Dumper_
1N/A
1N/A#
1N/A# This is the exact equivalent of Dump. Well, almost. The things that are
1N/A# different as of now (due to Laziness):
1N/A# * doesnt do double-quotes yet.
1N/A#
1N/A
1N/Avoid
1N/AData_Dumper_Dumpxs(href, ...)
1N/A SV *href;
1N/A PROTOTYPE: $;$$
1N/A PPCODE:
1N/A {
1N/A HV *hv;
1N/A SV *retval, *valstr;
1N/A HV *seenhv = Nullhv;
1N/A AV *postav, *todumpav, *namesav;
1N/A I32 level = 0;
1N/A I32 indent, terse, i, imax, postlen;
1N/A SV **svp;
1N/A SV *val, *name, *pad, *xpad, *apad, *sep, *pair, *varname;
1N/A SV *freezer, *toaster, *bless, *sortkeys;
1N/A I32 purity, deepcopy, quotekeys, maxdepth = 0;
1N/A char tmpbuf[1024];
1N/A I32 gimme = GIMME;
1N/A
1N/A if (!SvROK(href)) { /* call new to get an object first */
1N/A if (items < 2)
1N/A croak("Usage: Data::Dumper::Dumpxs(PACKAGE, VAL_ARY_REF, [NAME_ARY_REF])");
1N/A
1N/A ENTER;
1N/A SAVETMPS;
1N/A
1N/A PUSHMARK(sp);
1N/A XPUSHs(href);
1N/A XPUSHs(sv_2mortal(newSVsv(ST(1))));
1N/A if (items >= 3)
1N/A XPUSHs(sv_2mortal(newSVsv(ST(2))));
1N/A PUTBACK;
1N/A i = perl_call_method("new", G_SCALAR);
1N/A SPAGAIN;
1N/A if (i)
1N/A href = newSVsv(POPs);
1N/A
1N/A PUTBACK;
1N/A FREETMPS;
1N/A LEAVE;
1N/A if (i)
1N/A (void)sv_2mortal(href);
1N/A }
1N/A
1N/A todumpav = namesav = Nullav;
1N/A seenhv = Nullhv;
1N/A val = pad = xpad = apad = sep = pair = varname
1N/A = freezer = toaster = bless = &PL_sv_undef;
1N/A name = sv_newmortal();
1N/A indent = 2;
1N/A terse = purity = deepcopy = 0;
1N/A quotekeys = 1;
1N/A
1N/A retval = newSVpvn("", 0);
1N/A if (SvROK(href)
1N/A && (hv = (HV*)SvRV((SV*)href))
1N/A && SvTYPE(hv) == SVt_PVHV) {
1N/A
1N/A if ((svp = hv_fetch(hv, "seen", 4, FALSE)) && SvROK(*svp))
1N/A seenhv = (HV*)SvRV(*svp);
1N/A if ((svp = hv_fetch(hv, "todump", 6, FALSE)) && SvROK(*svp))
1N/A todumpav = (AV*)SvRV(*svp);
1N/A if ((svp = hv_fetch(hv, "names", 5, FALSE)) && SvROK(*svp))
1N/A namesav = (AV*)SvRV(*svp);
1N/A if ((svp = hv_fetch(hv, "indent", 6, FALSE)))
1N/A indent = SvIV(*svp);
1N/A if ((svp = hv_fetch(hv, "purity", 6, FALSE)))
1N/A purity = SvIV(*svp);
1N/A if ((svp = hv_fetch(hv, "terse", 5, FALSE)))
1N/A terse = SvTRUE(*svp);
1N/A#if 0 /* useqq currently unused */
1N/A if ((svp = hv_fetch(hv, "useqq", 5, FALSE)))
1N/A useqq = SvTRUE(*svp);
1N/A#endif
1N/A if ((svp = hv_fetch(hv, "pad", 3, FALSE)))
1N/A pad = *svp;
1N/A if ((svp = hv_fetch(hv, "xpad", 4, FALSE)))
1N/A xpad = *svp;
1N/A if ((svp = hv_fetch(hv, "apad", 4, FALSE)))
1N/A apad = *svp;
1N/A if ((svp = hv_fetch(hv, "sep", 3, FALSE)))
1N/A sep = *svp;
1N/A if ((svp = hv_fetch(hv, "pair", 4, FALSE)))
1N/A pair = *svp;
1N/A if ((svp = hv_fetch(hv, "varname", 7, FALSE)))
1N/A varname = *svp;
1N/A if ((svp = hv_fetch(hv, "freezer", 7, FALSE)))
1N/A freezer = *svp;
1N/A if ((svp = hv_fetch(hv, "toaster", 7, FALSE)))
1N/A toaster = *svp;
1N/A if ((svp = hv_fetch(hv, "deepcopy", 8, FALSE)))
1N/A deepcopy = SvTRUE(*svp);
1N/A if ((svp = hv_fetch(hv, "quotekeys", 9, FALSE)))
1N/A quotekeys = SvTRUE(*svp);
1N/A if ((svp = hv_fetch(hv, "bless", 5, FALSE)))
1N/A bless = *svp;
1N/A if ((svp = hv_fetch(hv, "maxdepth", 8, FALSE)))
1N/A maxdepth = SvIV(*svp);
1N/A if ((svp = hv_fetch(hv, "sortkeys", 8, FALSE))) {
1N/A sortkeys = *svp;
1N/A if (! SvTRUE(sortkeys))
1N/A sortkeys = NULL;
1N/A else if (! (SvROK(sortkeys) &&
1N/A SvTYPE(SvRV(sortkeys)) == SVt_PVCV) )
1N/A {
1N/A /* flag to use qsortsv() for sorting hash keys */
1N/A sortkeys = &PL_sv_yes;
1N/A }
1N/A }
1N/A postav = newAV();
1N/A
1N/A if (todumpav)
1N/A imax = av_len(todumpav);
1N/A else
1N/A imax = -1;
1N/A valstr = newSVpvn("",0);
1N/A for (i = 0; i <= imax; ++i) {
1N/A SV *newapad;
1N/A
1N/A av_clear(postav);
1N/A if ((svp = av_fetch(todumpav, i, FALSE)))
1N/A val = *svp;
1N/A else
1N/A val = &PL_sv_undef;
1N/A if ((svp = av_fetch(namesav, i, TRUE)))
1N/A sv_setsv(name, *svp);
1N/A else
1N/A (void)SvOK_off(name);
1N/A
1N/A if (SvOK(name)) {
1N/A if ((SvPVX(name))[0] == '*') {
1N/A if (SvROK(val)) {
1N/A switch (SvTYPE(SvRV(val))) {
1N/A case SVt_PVAV:
1N/A (SvPVX(name))[0] = '@';
1N/A break;
1N/A case SVt_PVHV:
1N/A (SvPVX(name))[0] = '%';
1N/A break;
1N/A case SVt_PVCV:
1N/A (SvPVX(name))[0] = '*';
1N/A break;
1N/A default:
1N/A (SvPVX(name))[0] = '$';
1N/A break;
1N/A }
1N/A }
1N/A else
1N/A (SvPVX(name))[0] = '$';
1N/A }
1N/A else if ((SvPVX(name))[0] != '$')
1N/A sv_insert(name, 0, 0, "$", 1);
1N/A }
1N/A else {
1N/A STRLEN nchars = 0;
1N/A sv_setpvn(name, "$", 1);
1N/A sv_catsv(name, varname);
1N/A (void) sprintf(tmpbuf, "%"IVdf, (IV)(i+1));
1N/A nchars = strlen(tmpbuf);
1N/A sv_catpvn(name, tmpbuf, nchars);
1N/A }
1N/A
1N/A if (indent >= 2) {
1N/A SV *tmpsv = sv_x(aTHX_ Nullsv, " ", 1, SvCUR(name)+3);
1N/A newapad = newSVsv(apad);
1N/A sv_catsv(newapad, tmpsv);
1N/A SvREFCNT_dec(tmpsv);
1N/A }
1N/A else
1N/A newapad = apad;
1N/A
1N/A DD_dump(aTHX_ val, SvPVX(name), SvCUR(name), valstr, seenhv,
1N/A postav, &level, indent, pad, xpad, newapad, sep, pair,
1N/A freezer, toaster, purity, deepcopy, quotekeys,
1N/A bless, maxdepth, sortkeys);
1N/A
1N/A if (indent >= 2)
1N/A SvREFCNT_dec(newapad);
1N/A
1N/A postlen = av_len(postav);
1N/A if (postlen >= 0 || !terse) {
1N/A sv_insert(valstr, 0, 0, " = ", 3);
1N/A sv_insert(valstr, 0, 0, SvPVX(name), SvCUR(name));
1N/A sv_catpvn(valstr, ";", 1);
1N/A }
1N/A sv_catsv(retval, pad);
1N/A sv_catsv(retval, valstr);
1N/A sv_catsv(retval, sep);
1N/A if (postlen >= 0) {
1N/A I32 i;
1N/A sv_catsv(retval, pad);
1N/A for (i = 0; i <= postlen; ++i) {
1N/A SV *elem;
1N/A svp = av_fetch(postav, i, FALSE);
1N/A if (svp && (elem = *svp)) {
1N/A sv_catsv(retval, elem);
1N/A if (i < postlen) {
1N/A sv_catpvn(retval, ";", 1);
1N/A sv_catsv(retval, sep);
1N/A sv_catsv(retval, pad);
1N/A }
1N/A }
1N/A }
1N/A sv_catpvn(retval, ";", 1);
1N/A sv_catsv(retval, sep);
1N/A }
1N/A sv_setpvn(valstr, "", 0);
1N/A if (gimme == G_ARRAY) {
1N/A XPUSHs(sv_2mortal(retval));
1N/A if (i < imax) /* not the last time thro ? */
1N/A retval = newSVpvn("",0);
1N/A }
1N/A }
1N/A SvREFCNT_dec(postav);
1N/A SvREFCNT_dec(valstr);
1N/A }
1N/A else
1N/A croak("Call to new() method failed to return HASH ref");
1N/A if (gimme == G_SCALAR)
1N/A XPUSHs(sv_2mortal(retval));
1N/A }