STATIC int
S_tokereport(pTHX_ I32 rv)
{
+ dVAR;
if (DEBUG_T_TEST) {
const char *name = Nullch;
enum token_type type = TOKENTYPE_NONE;
STATIC int
S_ao(pTHX_ int toketype)
{
+ dVAR;
if (*PL_bufptr == '=') {
PL_bufptr++;
if (toketype == ANDAND)
STATIC void
S_no_op(pTHX_ const char *what, char *s)
{
+ dVAR;
char * const oldbp = PL_bufptr;
const bool is_first = (PL_oldbufptr == PL_linestart);
STATIC void
S_missingterm(pTHX_ char *s)
{
+ dVAR;
char tmpbuf[3];
char q;
if (s) {
#define FEATURE_IS_ENABLED(name) \
((0 != (PL_hints & HINT_LOCALIZE_HH)) \
- && feature_is_enabled(STR_WITH_LEN(name)))
+ && S_feature_is_enabled(aTHX_ STR_WITH_LEN(name)))
/*
* S_feature_is_enabled
* Check whether the named feature is enabled.
STATIC bool
S_feature_is_enabled(pTHX_ char *name, STRLEN namelen)
{
+ dVAR;
HV * const hinthv = GvHV(PL_hintgv);
char he_name[32] = "feature_";
(void) strncpy(&he_name[8], name, 24);
void
Perl_lex_start(pTHX_ SV *line)
{
+ dVAR;
const char *s;
STRLEN len;
void
Perl_lex_end(pTHX)
{
+ dVAR;
PL_doextract = FALSE;
}
STATIC void
S_incline(pTHX_ char *s)
{
+ dVAR;
char *t;
char *n;
char *e;
STATIC char *
S_skipspace(pTHX_ register char *s)
{
+ dVAR;
if (PL_lex_formbrack && PL_lex_brackets <= PL_lex_formbrack) {
while (s < PL_bufend && SPACE_OR_TAB(*s))
s++;
* so store the line into the debugger's array of lines
*/
if (PERLDB_LINE && PL_curstash != PL_debstash) {
- SV * const sv = NEWSV(85,0);
+ SV * const sv = newSV(0);
sv_upgrade(sv, SVt_PVMG);
sv_setpvn(sv,PL_bufptr,PL_bufend-PL_bufptr);
STATIC void
S_check_uni(pTHX)
{
+ dVAR;
char *s;
char *t;
for (s = PL_last_uni; isALNUM_lazy_if(s,UTF) || *s == '-'; s++) ;
if ((t = strchr(s, '(')) && t < PL_bufptr)
return;
+
+ /* XXX Things like this are just so nasty. We shouldn't be modifying
+ source code, even if we realquick set it back. */
if (ckWARN_d(WARN_AMBIGUOUS)){
const char ch = *s;
*s = '\0';
STATIC I32
S_lop(pTHX_ I32 f, int x, char *s)
{
+ dVAR;
yylval.ival = f;
CLINE;
PL_expect = x;
STATIC void
S_force_next(pTHX_ I32 type)
{
+ dVAR;
PL_nexttype[PL_nexttoke] = type;
PL_nexttoke++;
if (PL_lex_state != LEX_KNOWNEXT) {
STATIC SV *
S_newSV_maybe_utf8(pTHX_ const char *start, STRLEN len)
{
+ dVAR;
SV * const sv = newSVpvn(start,len);
if (UTF && !IN_BYTES && is_utf8_string((const U8*)start, len))
SvUTF8_on(sv);
STATIC char *
S_force_word(pTHX_ register char *start, int token, int check_keyword, int allow_pack, int allow_initial_tick)
{
+ dVAR;
register char *s;
STRLEN len;
STATIC void
S_force_ident(pTHX_ register const char *s, int kind)
{
+ dVAR;
if (s && *s) {
OP* const o = (OP*)newSVOP(OP_CONST, 0, newSVpv(s,0));
PL_nextval[PL_nexttoke].opval = o;
STATIC char *
S_force_version(pTHX_ char *s, int guessing)
{
+ dVAR;
OP *version = Nullop;
char *d;
STATIC SV *
S_tokeq(pTHX_ SV *sv)
{
+ dVAR;
register char *s;
register char *send;
register char *d;
STATIC I32
S_sublex_start(pTHX)
{
+ dVAR;
register const I32 op_type = yylval.ival;
if (op_type == OP_NULL) {
STATIC char *
S_scan_const(pTHX_ char *start)
{
+ dVAR;
register char *send = PL_bufend; /* end of the constant */
- SV *sv = NEWSV(93, send - start); /* sv for the constant */
+ SV *sv = newSV(send - start); /* sv for the constant */
register char *s = start; /* start of the constant */
register char *d = SvPVX(sv); /* destination for copies */
bool dorange = FALSE; /* are we in a translit range? */
STATIC int
S_intuit_more(pTHX_ register char *s)
{
+ dVAR;
if (PL_lex_brackets)
return TRUE;
if (*s == '-' && s[1] == '>' && (s[2] == '[' || s[2] == '{'))
STATIC int
S_intuit_method(pTHX_ char *start, GV *gv, CV *cv)
{
+ dVAR;
char *s = start + (*start == '$');
char tmpbuf[sizeof PL_tokenbuf];
STRLEN len;
STATIC const char*
S_incl_perldb(pTHX)
{
+ dVAR;
if (PL_perldb) {
const char * const pdb = PerlEnv_getenv("PERL5DB");
SV *
Perl_filter_add(pTHX_ filter_t funcp, SV *datasv)
{
+ dVAR;
if (!funcp)
return Nullsv;
if (!PL_rsfp_filters)
PL_rsfp_filters = newAV();
if (!datasv)
- datasv = NEWSV(255,0);
+ datasv = newSV(0);
SvUPGRADE(datasv, SVt_PVIO);
IoANY(datasv) = FPTR2DPTR(void *, funcp); /* stash funcp into spare field */
IoFLAGS(datasv) |= IOf_FAKE_DIRP;
void
Perl_filter_del(pTHX_ filter_t funcp)
{
+ dVAR;
SV *datasv;
#ifdef DEBUGGING
I32
Perl_filter_read(pTHX_ int idx, SV *buf_sv, int maxlen)
{
+ dVAR;
filter_t funcp;
SV *datasv = NULL;
STATIC char *
S_filter_gets(pTHX_ register SV *sv, register PerlIO *fp, STRLEN append)
{
+ dVAR;
#ifdef PERL_CR_FILTER
if (!PL_rsfp_filters) {
filter_add(S_cr_textfilter,NULL);
STATIC HV *
S_find_in_my_stash(pTHX_ const char *pkgname, I32 len)
{
+ dVAR;
GV *gv;
if (len == 11 && *pkgname == '_' && strEQ(pkgname, "__PACKAGE__"))
STATIC char *
S_tokenize_use(pTHX_ int is_use, char *s) {
+ dVAR;
if (PL_expect != XSTATE)
yyerror(Perl_form(aTHX_ "\"%s\" not allowed in expression",
is_use ? "use" : "no"));
int
Perl_yylex(pTHX)
{
+ dVAR;
register char *s = PL_bufptr;
register char *d;
STRLEN len;
else {
/* "q\0${splitstr}\0" is legal perl. Yes, even NUL
bytes can be used as quoting characters. :-) */
- /* The count here deliberately includes the NUL
- that terminates the C string constant. This
- embeds the opening NUL into the string. */
const char *splits = PL_splitstr;
- sv_catpvn(PL_linestr, "our @F=split(q", 15);
+ sv_catpvs(PL_linestr, "our @F=split(q\0");
do {
/* Need to \ \s */
if (*splits == '\\')
PL_bufend = SvPVX(PL_linestr) + SvCUR(PL_linestr);
PL_last_lop = PL_last_uni = Nullch;
if (PERLDB_LINE && PL_curstash != PL_debstash) {
- SV * const sv = NEWSV(85,0);
+ SV * const sv = newSV(0);
sv_upgrade(sv, SVt_PVMG);
sv_setsv(sv,PL_linestr);
} while (PL_doextract);
PL_oldoldbufptr = PL_oldbufptr = PL_bufptr = PL_linestart = s;
if (PERLDB_LINE && PL_curstash != PL_debstash) {
- SV * const sv = NEWSV(85,0);
+ SV * const sv = newSV(0);
sv_upgrade(sv, SVt_PVMG);
sv_setsv(sv,PL_linestr);
}
#endif
if (d) {
- const U32 oldpdb = PL_perldb;
- const bool oldn = PL_minus_n;
- const bool oldp = PL_minus_p;
-
while (*d && !isSPACE(*d)) d++;
while (SPACE_OR_TAB(*d)) d++;
if (*d++ == '-') {
const bool switches_done = PL_doswitches;
+ const U32 oldpdb = PL_perldb;
+ const bool oldn = PL_minus_n;
+ const bool oldp = PL_minus_p;
+
do {
if (*d == 'M' || *d == 'm' || *d == 'C') {
const char * const m = d;
(void)gv_fetchfile(PL_origfilename);
goto retry;
}
- if (PL_doswitches && !switches_done) {
- int argc = PL_origargc;
- char **argv = PL_origargv;
- do {
- argc--,argv++;
- } while (argc && argv[0][0] == '-' && argv[0][1]);
- init_argv_symbols(argc,argv);
- }
}
}
}
else if (gv && !gvp
&& -tmp==KEY_lock /* XXX generalizable kludge */
&& GvCVu(gv)
- && !hv_fetch(GvHVn(PL_incgv), "Thread.pm", 9, FALSE))
+ && !hv_fetchs(GvHVn(PL_incgv), "Thread.pm", FALSE))
{
tmp = 0; /* any sub overrides "weak" keyword */
}
just_a_word_zero_gv:
gv = NULL;
gvp = NULL;
+ orig_keyword = 0;
}
just_a_word: {
SV *sv;
static int
S_pending_ident(pTHX)
{
+ dVAR;
register char *d;
register I32 tmp = 0;
/* pit holds the identifier we read and pending_ident is reset */
yylval.opval->op_private = OPpCONST_ENTERED;
gv_fetchpv(
PL_tokenbuf+1,
- PL_in_eval
- ? (GV_ADDMULTI | GV_ADDINEVAL)
- /* If the identifier refers to a stash, don't autovivify it.
- * Change 24660 had the side effect of causing symbol table
- * hashes to always be defined, even if they were freshly
- * created and the only reference in the entire program was
- * the single statement with the defined %foo::bar:: test.
- * It appears that all code in the wild doing this actually
- * wants to know whether sub-packages have been loaded, so
- * by avoiding auto-vivifying symbol tables, we ensure that
- * defined %foo::bar:: continues to be false, and the existing
- * tests still give the expected answers, even though what
- * they're actually testing has now changed subtly.
- */
- : !(*PL_tokenbuf == '%' && *(d = PL_tokenbuf + strlen(PL_tokenbuf) - 1) == ':' && d[-1] == ':'),
+ /* If the identifier refers to a stash, don't autovivify it.
+ * Change 24660 had the side effect of causing symbol table
+ * hashes to always be defined, even if they were freshly
+ * created and the only reference in the entire program was
+ * the single statement with the defined %foo::bar:: test.
+ * It appears that all code in the wild doing this actually
+ * wants to know whether sub-packages have been loaded, so
+ * by avoiding auto-vivifying symbol tables, we ensure that
+ * defined %foo::bar:: continues to be false, and the existing
+ * tests still give the expected answers, even though what
+ * they're actually testing has now changed subtly.
+ */
+ (*PL_tokenbuf == '%' && *(d = PL_tokenbuf + strlen(PL_tokenbuf) - 1) == ':' && d[-1] == ':'
+ ? 0
+ : PL_in_eval ? (GV_ADDMULTI | GV_ADDINEVAL) : GV_ADD),
((PL_tokenbuf[0] == '$') ? SVt_PV
: (PL_tokenbuf[0] == '@') ? SVt_PVAV
: SVt_PVHV));
I32
Perl_keyword (pTHX_ const char *name, I32 len)
{
+ dVAR;
switch (len)
{
case 1: /* 5 tokens of length 1 */
STATIC void
S_checkcomma(pTHX_ register char *s, const char *name, const char *what)
{
+ dVAR;
const char *w;
if (*s == ' ' && s[1] == '(') { /* XXX gotta be a better way */
STATIC char *
S_scan_word(pTHX_ register char *s, char *dest, STRLEN destlen, int allow_package, STRLEN *slp)
{
+ dVAR;
register char *d = dest;
register char * const e = d + destlen - 3; /* two-character token, ending NUL */
for (;;) {
STATIC char *
S_scan_ident(pTHX_ register char *s, register const char *send, char *dest, STRLEN destlen, I32 ck_uni)
{
- register char *d;
- register char *e;
- char *bracket = Nullch;
+ dVAR;
+ char *bracket = NULL;
char funny = *s++;
+ register char *d = dest;
+ register char * const e = d + destlen + 3; /* two-character token, ending NUL */
if (isSPACE(*s))
s = skipspace(s);
- d = dest;
- e = d + destlen - 3; /* two-character token, ending NUL */
if (isDIGIT(*s)) {
while (isDIGIT(*s)) {
if (d >= e)
if (isIDFIRST_lazy_if(d,UTF)) {
d++;
if (UTF) {
- e = s;
- while ((e < send && isALNUM_lazy_if(e,UTF)) || *e == ':') {
- e += UTF8SKIP(e);
- while (e < send && UTF8_IS_CONTINUED(*e) && is_utf8_mark((U8*)e))
- e += UTF8SKIP(e);
+ char *end = s;
+ while ((end < send && isALNUM_lazy_if(end,UTF)) || *end == ':') {
+ end += UTF8SKIP(end);
+ while (end < send && UTF8_IS_CONTINUED(*end) && is_utf8_mark((U8*)end))
+ end += UTF8SKIP(end);
}
- Copy(s, d, e - s, char);
- d += e - s;
- s = e;
+ Copy(s, d, end - s, char);
+ d += end - s;
+ s = end;
}
else {
while ((isALNUM(*s) || *s == ':') && d < e)
STATIC char *
S_scan_pat(pTHX_ char *start, I32 type)
{
+ dVAR;
PMOP *pm;
char *s = scan_str(start,FALSE,FALSE);
+ const char * const valid_flags = (type == OP_QR) ? "iomsx" : "iogcmsx";
if (!s) {
- char * const delimiter = skipspace(start);
+ const char * const delimiter = skipspace(start);
Perl_croak(aTHX_ *delimiter == '?'
? "Search pattern not terminated or ternary operator parsed as search pattern"
: "Search pattern not terminated" );
pm = (PMOP*)newPMOP(type, 0);
if (PL_multi_open == '?')
pm->op_pmflags |= PMf_ONCE;
- if(type == OP_QR) {
- while (*s && strchr("iomsx", *s))
- pmflag(&pm->op_pmflags,*s++);
- }
- else {
- while (*s && strchr("iogcmsx", *s))
- pmflag(&pm->op_pmflags,*s++);
- }
+ while (*s && strchr(valid_flags, *s))
+ pmflag(&pm->op_pmflags,*s++);
/* issue a warning if /c is specified,but /g is not */
if ((pm->op_pmflags & PMf_CONTINUE) && !(pm->op_pmflags & PMf_GLOBAL)
&& ckWARN(WARN_REGEXP))
}
if (es) {
- SV *repl;
+ SV * const repl = newSVpvs("");
+
PL_sublex_info.super_bufptr = s;
PL_sublex_info.super_bufend = PL_bufend;
PL_multi_end = 0;
pm->op_pmflags |= PMf_EVAL;
- repl = newSVpvs("");
while (es-- > 0)
sv_catpv(repl, es ? "eval " : "do ");
sv_catpvs(repl, "{ ");
STATIC char *
S_scan_trans(pTHX_ char *start)
{
+ dVAR;
register char* s;
OP *o;
short *tbl;
STATIC char *
S_scan_heredoc(pTHX_ register char *s)
{
+ dVAR;
SV *herewas;
I32 op_type = OP_SCALAR;
I32 len;
}
s += SvCUR(herewas);
- tmpstr = NEWSV(87,79);
+ tmpstr = newSV(79);
sv_upgrade(tmpstr, SVt_PVIV);
if (term == '\'') {
op_type = OP_CONST;
PL_multi_open = PL_multi_close = '<';
term = *PL_tokenbuf;
if (PL_lex_inwhat == OP_SUBST && PL_in_eval && !PL_rsfp) {
- char *bufptr = PL_sublex_info.super_bufptr;
- char *bufend = PL_sublex_info.super_bufend;
+ char * const bufptr = PL_sublex_info.super_bufptr;
+ char * const bufend = PL_sublex_info.super_bufend;
char * const olds = s - SvCUR(herewas);
s = strchr(bufptr, '\n');
if (!s)
PL_bufend[-1] = '\n';
#endif
if (PERLDB_LINE && PL_curstash != PL_debstash) {
- SV *sv = NEWSV(88,0);
+ SV * const sv = newSV(0);
sv_upgrade(sv, SVt_PVMG);
sv_setsv(sv,PL_linestr);
STATIC char *
S_scan_inputsymbol(pTHX_ char *start)
{
+ dVAR;
register char *s = start; /* current position in buffer */
- register char *d;
- const char *e;
char *end;
I32 len;
- d = PL_tokenbuf; /* start of temp holding space */
- e = PL_tokenbuf + sizeof PL_tokenbuf; /* end of temp holding space */
+ char *d = PL_tokenbuf; /* start of temp holding space */
+ const char * const e = PL_tokenbuf + sizeof PL_tokenbuf; /* end of temp holding space */
+
end = strchr(s, '\n');
if (!end)
end = PL_bufend;
}
else {
bool readline_overriden = FALSE;
- GV *gv_readline = Nullgv;
+ GV *gv_readline;
GV **gvp;
/* we're in a filehandle read situation */
d = PL_tokenbuf;
Copy("ARGV",d,5,char);
/* Check whether readline() is overriden */
- if (((gv_readline = gv_fetchpv("readline", 0, SVt_PVCV))
+ gv_readline = gv_fetchpv("readline", 0, SVt_PVCV);
+ if ((gv_readline
&& GvCVu(gv_readline) && GvIMPORTED_CV(gv_readline))
||
- ((gvp = (GV**)hv_fetch(PL_globalstash, "readline", 8, FALSE))
+ ((gvp = (GV**)hv_fetchs(PL_globalstash, "readline", FALSE))
&& (gv_readline = *gvp) != (GV*)&PL_sv_undef
&& GvCVu(gv_readline) && GvIMPORTED_CV(gv_readline)))
readline_overriden = TRUE;
*/
if ((tmp = pad_findmy(d)) != NOT_IN_PAD) {
if (PAD_COMPNAME_FLAGS(tmp) & SVpad_OUR) {
- HV *stash = PAD_COMPNAME_OURSTASH(tmp);
- HEK *stashname = HvNAME_HEK(stash);
- SV *sym = sv_2mortal(newSVhek(stashname));
+ HV * const stash = PAD_COMPNAME_OURSTASH(tmp);
+ HEK * const stashname = HvNAME_HEK(stash);
+ SV * const sym = sv_2mortal(newSVhek(stashname));
sv_catpvs(sym, "::");
sv_catpv(sym, d+1);
d = SvPVX(sym);
goto intro_sym;
}
else {
- OP *o = newOP(OP_PADSV, 0);
+ OP * const o = newOP(OP_PADSV, 0);
o->op_targ = tmp;
PL_lex_op = readline_overriden
? (OP*)newUNOP(OP_ENTERSUB, OPf_STACKED,
/* If it's none of the above, it must be a literal filehandle
(<Foo::BAR> or <FOO>) so build a simple readline OP */
else {
- GV *gv = gv_fetchpv(d, GV_ADD, SVt_PVIO);
+ GV * const gv = gv_fetchpv(d, GV_ADD, SVt_PVIO);
PL_lex_op = readline_overriden
? (OP*)newUNOP(OP_ENTERSUB, OPf_STACKED,
append_elem(OP_LIST,
STATIC char *
S_scan_str(pTHX_ char *start, int keep_quoted, int keep_delims)
{
+ dVAR;
SV *sv; /* scalar value: string */
char *tmps; /* temp string, used for delimiter matching */
register char *s = start; /* current position in the buffer */
PL_multi_close = term;
- /* create a new SV to hold the contents. 87 is leak category, I'm
- assuming. 79 is the SV's initial length. What a random number. */
- sv = NEWSV(87,79);
+ /* create a new SV to hold the contents. 79 is the SV's initial length.
+ What a random number. */
+ sv = newSV(79);
sv_upgrade(sv, SVt_PVIV);
SvIV_set(sv, termcode);
(void)SvPOK_only(sv); /* validate pointer */
int offset = s - SvPVX_const(PL_linestr);
const bool found = sv_cat_decode(sv, PL_encoding, PL_linestr,
&offset, (char*)termstr, termlen);
- const char *ns = SvPVX_const(PL_linestr) + offset;
- char *svlast = SvEND(sv) - 1;
+ const char * const ns = SvPVX_const(PL_linestr) + offset;
+ char * const svlast = SvEND(sv) - 1;
for (; s < ns; s++) {
if (*s == '\n' && !PL_rsfp)
/* update debugger info */
if (PERLDB_LINE && PL_curstash != PL_debstash) {
- SV * const sv = NEWSV(88,0);
+ SV * const sv = newSV(0);
sv_upgrade(sv, SVt_PVMG);
sv_setsv(sv,PL_linestr);
char *
Perl_scan_num(pTHX_ const char *start, YYSTYPE* lvalp)
{
+ dVAR;
register const char *s = start; /* current position in buffer */
register char *d; /* destination in temp buffer */
register char *e; /* end of temp buffer */
Perl_warner(aTHX_ packWARN(WARN_SYNTAX), "Misplaced _ in number");
}
- sv = NEWSV(92,0);
+ sv = newSV(0);
if (overflowed) {
if (n > 4294967295.0 && ckWARN(WARN_PORTABLE))
Perl_warner(aTHX_ packWARN(WARN_PORTABLE),
/* make an sv from the string */
- sv = NEWSV(92,0);
+ sv = newSV(0);
/*
We try to do an integer conversion first if no characters
if (!floatit) {
UV uv;
- int flags = grok_number (PL_tokenbuf, d - PL_tokenbuf, &uv);
+ const int flags = grok_number (PL_tokenbuf, d - PL_tokenbuf, &uv);
if (flags == IS_NUMBER_IN_UV) {
if (uv <= IV_MAX)
/* if it starts with a v, it could be a v-string */
case 'v':
vstring:
- sv = NEWSV(92,5); /* preallocate storage space */
+ sv = newSV(5); /* preallocate storage space */
s = scan_vstring(s,sv);
break;
}
STATIC char *
S_scan_formline(pTHX_ register char *s)
{
+ dVAR;
register char *eol;
register char *t;
- SV *stuff = newSVpvs("");
+ SV * const stuff = newSVpvs("");
bool needargs = FALSE;
bool eofmt = FALSE;
S_set_csh(pTHX)
{
#ifdef CSH
+ dVAR;
if (!PL_cshlen)
PL_cshlen = strlen(PL_cshname);
#endif
I32
Perl_start_subparse(pTHX_ I32 is_format, U32 flags)
{
+ dVAR;
const I32 oldsavestack_ix = PL_savestack_ix;
- CV* outsidecv = PL_compcv;
+ CV* const outsidecv = PL_compcv;
if (PL_compcv) {
assert(SvTYPE(PL_compcv) == SVt_PVCV);
save_item(PL_subname);
SAVESPTR(PL_compcv);
- PL_compcv = (CV*)NEWSV(1104,0);
+ PL_compcv = (CV*)newSV(0);
sv_upgrade((SV *)PL_compcv, is_format ? SVt_PVFM : SVt_PVCV);
CvFLAGS(PL_compcv) |= flags;
int
Perl_yywarn(pTHX_ const char *s)
{
+ dVAR;
PL_in_eval |= EVAL_WARNONLY;
yyerror(s);
PL_in_eval &= ~EVAL_WARNONLY;
int
Perl_yyerror(pTHX_ const char *s)
{
+ dVAR;
const char *where = NULL;
const char *context = NULL;
int contlen = -1;
where = "within string";
}
else {
- SV *where_sv = sv_2mortal(newSVpvs("next char "));
+ SV * const where_sv = sv_2mortal(newSVpvs("next char "));
if (yychar < 32)
Perl_sv_catpvf(aTHX_ where_sv, "^%c", toCTRL(yychar));
else if (isPRINT_LC(yychar))
STATIC char*
S_swallow_bom(pTHX_ U8 *s)
{
+ dVAR;
const STRLEN slen = SvCUR(PL_linestr);
switch (s[0]) {
case 0xFF:
static void
restore_rsfp(pTHX_ void *f)
{
+ dVAR;
PerlIO * const fp = (PerlIO*)f;
if (PL_rsfp == PerlIO_stdin())
static I32
utf16_textfilter(pTHX_ int idx, SV *sv, int maxlen)
{
+ dVAR;
const STRLEN old = SvCUR(sv);
const I32 count = FILTER_READ(idx+1, sv, maxlen);
DEBUG_P(PerlIO_printf(Perl_debug_log,
static I32
utf16rev_textfilter(pTHX_ int idx, SV *sv, int maxlen)
{
+ dVAR;
const STRLEN old = SvCUR(sv);
const I32 count = FILTER_READ(idx+1, sv, maxlen);
DEBUG_P(PerlIO_printf(Perl_debug_log,
Function must be called like
- sv = NEWSV(92,5);
+ sv = newSV(5);
s = scan_vstring(s,sv);
The sv should already be large enough to store the vstring
char *
Perl_scan_vstring(pTHX_ const char *s, SV *sv)
{
+ dVAR;
const char *pos = s;
const char *start = s;
if (*pos == 'v') pos++; /* get past 'v' */