/* toke.c
*
- * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- * 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, by Larry Wall and others
+ * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+ * 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*/
/*
- * "It all comes from here, the stench and the peril." --Frodo
+ * 'It all comes from here, the stench and the peril.' --Frodo
+ *
+ * [p.719 of _The Lord of the Rings_, IV/ix: "Shelob's Lair"]
*/
/*
{ WHEN, TOKENTYPE_IVAL, "WHEN" },
{ WHILE, TOKENTYPE_IVAL, "WHILE" },
{ WORD, TOKENTYPE_OPVAL, "WORD" },
+ { YADAYADA, TOKENTYPE_IVAL, "YADAYADA" },
{ 0, TOKENTYPE_NONE, NULL }
};
S_tokereport(pTHX_ I32 rv, const YYSTYPE* lvalp)
{
dVAR;
+
+ PERL_ARGS_ASSERT_TOKEREPORT;
+
if (DEBUG_T_TEST) {
const char *name = NULL;
enum token_type type = TOKENTYPE_NONE;
S_printbuf(pTHX_ const char *const fmt, const char *const s)
{
SV* const tmp = newSVpvs("");
+
+ PERL_ARGS_ASSERT_PRINTBUF;
+
PerlIO_printf(Perl_debug_log, fmt, pv_display(tmp, s, strlen(s), 0, 60));
SvREFCNT_dec(tmp);
}
char * const oldbp = PL_bufptr;
const bool is_first = (PL_oldbufptr == PL_linestart);
+ PERL_ARGS_ASSERT_NO_OP;
+
if (!s)
s = oldbp;
else
if (nl)
*nl = '\0';
}
- else if (
-#ifdef EBCDIC
- iscntrl(PL_multi_close)
-#else
- PL_multi_close < 32 || PL_multi_close == 127
-#endif
- ) {
+ else if (isCNTRL(PL_multi_close)) {
*tmpbuf = '^';
tmpbuf[1] = (char)toCTRL(PL_multi_close);
tmpbuf[2] = '\0';
dVAR;
HV * const hinthv = GvHV(PL_hintgv);
char he_name[8 + MAX_FEATURE_LEN] = "feature_";
+
+ PERL_ARGS_ASSERT_FEATURE_IS_ENABLED;
+
assert(namelen <= MAX_FEATURE_LEN);
memcpy(&he_name[8], name, namelen);
void
Perl_deprecate(pTHX_ const char *const s)
{
+ PERL_ARGS_ASSERT_DEPRECATE;
+
if (ckWARN(WARN_DEPRECATED))
Perl_warner(aTHX_ packWARN(WARN_DEPRECATED), "Use of %s is deprecated", s);
}
/* live under the "syntax" category. It is now a top-level category */
/* in its own right. */
+ PERL_ARGS_ASSERT_DEPRECATE_OLD;
+
if (ckWARN2(WARN_DEPRECATED, WARN_SYNTAX))
Perl_warner(aTHX_ packWARN2(WARN_DEPRECATED, WARN_SYNTAX),
"Use of %s is deprecated", s);
{
register const char *s = SvPVX_const(sv);
register const char * const e = s + SvCUR(sv);
+
+ PERL_ARGS_ASSERT_STRIP_RETURN;
+
/* outer loop optimized to do nothing if there are no CR-LFs */
while (s < e) {
if (*s++ == '\r' && *s == '\n') {
parser->expect = XSTATE;
parser->rsfp = rsfp;
parser->rsfp_filters = (new_filter || !oparser) ? newAV()
- : (AV*)SvREFCNT_inc(oparser->rsfp_filters);
+ : MUTABLE_AV(SvREFCNT_inc(oparser->rsfp_filters));
Newx(parser->lex_brackstack, 120, char);
Newx(parser->lex_casestack, 12, char);
void
Perl_parser_free(pTHX_ const yy_parser *parser)
{
+ PERL_ARGS_ASSERT_PARSER_FREE;
+
PL_curcop = parser->saved_curcop;
SvREFCNT_dec(parser->linestr);
if (parser->rsfp == PerlIO_stdin())
PerlIO_clearerr(parser->rsfp);
- else if (parser->rsfp && parser->old_parser
- && parser->rsfp != parser->old_parser->rsfp)
+ else if (parser->rsfp && (!parser->old_parser ||
+ (parser->old_parser && parser->rsfp != parser->old_parser->rsfp)))
PerlIO_close(parser->rsfp);
SvREFCNT_dec(parser->rsfp_filters);
const char *n;
const char *e;
+ PERL_ARGS_ASSERT_INCLINE;
+
CopLINE_inc(PL_curcop);
if (*s++ != '#')
return;
gv_init(gv2, PL_defstash, tmpbuf2, tmplen2, FALSE);
/* adjust ${"::_<newfilename"} to store the new file name */
GvSV(gv2) = newSVpvn(tmpbuf2 + 2, tmplen2 - 2);
- GvHV(gv2) = (HV*)SvREFCNT_inc(GvHV(*gvp));
- GvAV(gv2) = (AV*)SvREFCNT_inc(GvAV(*gvp));
+ GvHV(gv2) = MUTABLE_HV(SvREFCNT_inc(GvHV(*gvp)));
+ GvAV(gv2) = MUTABLE_AV(SvREFCNT_inc(GvAV(*gvp)));
}
if (tmpbuf2 != smallbuf) Safefree(tmpbuf2);
STATIC char *
S_skipspace0(pTHX_ register char *s)
{
+ PERL_ARGS_ASSERT_SKIPSPACE0;
+
s = skipspace(s);
if (!PL_madskills)
return s;
const char *start = s;
I32 startoff = start - SvPVX(PL_linestr);
+ PERL_ARGS_ASSERT_SKIPSPACE1;
+
s = skipspace(s);
if (!PL_madskills)
return s;
const I32 bufptroff = PL_bufptr - SvPVX(PL_linestr);
const I32 startoff = s - SvPVX(PL_linestr);
+ PERL_ARGS_ASSERT_SKIPSPACE2;
+
s = skipspace(s);
PL_bufptr = SvPVX(PL_linestr) + bufptroff;
if (!PL_madskills || !svp)
int curoff;
int startoff = s - SvPVX(PL_linestr);
+ PERL_ARGS_ASSERT_SKIPSPACE;
+
if (PL_skipwhite) {
sv_free(PL_skipwhite);
PL_skipwhite = 0;
}
#endif
+ PERL_ARGS_ASSERT_SKIPSPACE;
if (PL_lex_formbrack && PL_lex_brackets <= PL_lex_formbrack) {
while (s < PL_bufend && SPACE_OR_TAB(*s))
}
else if (PL_minus_n) {
#ifdef PERL_MAD
- sv_catpvn(PL_linestr, ";}", 2);
+ sv_catpvs(PL_linestr, ";}");
#else
- sv_setpvn(PL_linestr, ";}", 2);
+ sv_setpvs(PL_linestr, ";}");
#endif
PL_minus_n = 0;
}
else
#ifdef PERL_MAD
- sv_catpvn(PL_linestr,";", 1);
+ sv_catpvs(PL_linestr,";");
#else
- sv_setpvn(PL_linestr,";", 1);
+ sv_setpvs(PL_linestr,";");
#endif
/* reset variables for next time we lex */
/* debugger active and we're not compiling the debugger code,
* so store the line into the debugger's array of lines
*/
- if (PERLDB_LINE && PL_curstash != PL_debstash)
+ if ((PERLDB_LINE || PERLDB_SAVESRC) && PL_curstash != PL_debstash)
update_debugger_info(NULL, PL_bufptr, PL_bufend - PL_bufptr);
}
S_lop(pTHX_ I32 f, int x, char *s)
{
dVAR;
+
+ PERL_ARGS_ASSERT_LOP;
+
pl_yylval.ival = f;
CLINE;
PL_expect = x;
where = &PL_nexttoke[PL_curforce].next_mad;
if (PL_faketokens)
- sv_setpvn(sv, "", 0);
+ sv_setpvs(sv, "");
else {
if (!IN_BYTES) {
if (UTF && is_utf8_string((U8*)SvPVX(sv), SvCUR(sv)))
/* keep a slot open for the head of the list? */
if (slot != '_' && *where && (*where)->mad_key == '^') {
(*where)->mad_key = slot;
- sv_free((SV*)((*where)->mad_val));
+ sv_free(MUTABLE_SV(((*where)->mad_val)));
(*where)->mad_val = (void*)sv;
}
else
#ifdef DEBUGGING
if (DEBUG_T_TEST) {
PerlIO_printf(Perl_debug_log, "### forced token:\n");
- tokereport(THING, &NEXTVAL_NEXTTOKE);
+ tokereport(type, &NEXTVAL_NEXTTOKE);
}
#endif
#ifdef PERL_MAD
register char *s;
STRLEN len;
+ PERL_ARGS_ASSERT_FORCE_WORD;
+
start = SKIPSPACE1(start);
s = start;
if (isIDFIRST_lazy_if(s,UTF) ||
S_force_ident(pTHX_ register const char *s, int kind)
{
dVAR;
+
+ PERL_ARGS_ASSERT_FORCE_IDENT;
+
if (*s) {
const STRLEN len = strlen(s);
OP* const o = (OP*)newSVOP(OP_CONST, 0, newSVpvn(s, len));
const char *start = SvPV_const(sv,len);
const char * const end = start + len;
const bool utf = SvUTF8(sv) ? TRUE : FALSE;
+
+ PERL_ARGS_ASSERT_STR_TO_VERSION;
+
while (start < end) {
STRLEN skip;
UV n;
I32 startoff = s - SvPVX(PL_linestr);
#endif
+ PERL_ARGS_ASSERT_FORCE_VERSION;
+
s = SKIPSPACE1(s);
d = s;
STRLEN len = 0;
SV *pv = sv;
+ PERL_ARGS_ASSERT_TOKEQ;
+
if (!SvLEN(sv))
goto finish;
PL_thiswhite = 0;
}
if (PL_thistoken)
- sv_setpvn(PL_thistoken,"",0);
+ sv_setpvs(PL_thistoken,"");
else
PL_realtokenstart = -1;
}
bool native_range = TRUE; /* turned to FALSE if the first endpoint is Unicode. */
#endif
+ PERL_ARGS_ASSERT_SCAN_CONST;
+
if (PL_lex_inwhat == OP_TRANS && PL_sublex_info.sub_op) {
/* If we are doing a trans and we know we want UTF8 set expectation */
has_utf8 = PL_sublex_info.sub_op->op_private & (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF);
else if (*s == '$') {
if (!PL_lex_inpat) /* not a regexp, so $ must be var */
break;
- if (s + 1 < send && !strchr("()| \r\n\t", s[1]))
+ if (s + 1 < send && !strchr("()| \r\n\t", s[1])) {
+ if (s[1] == '\\' && ckWARN(WARN_AMBIGUOUS)) {
+ Perl_warner(aTHX_ packWARN(WARN_AMBIGUOUS),
+ "Possible unintended interpolation of $\\ in regex");
+ }
break; /* in regexp, $ might be tail anchor */
+ }
}
/* End of else if chain - OP_TRANS rejoin rest */
S_intuit_more(pTHX_ register char *s)
{
dVAR;
+
+ PERL_ARGS_ASSERT_INTUIT_MORE;
+
if (PL_lex_brackets)
return TRUE;
if (*s == '-' && s[1] == '>' && (s[2] == '[' || s[2] == '{'))
int soff;
#endif
+ PERL_ARGS_ASSERT_INTUIT_METHOD;
+
if (gv) {
if (SvTYPE(gv) == SVt_PVGV && GvIO(gv))
return 0;
dVAR;
SV *datasv;
+ PERL_ARGS_ASSERT_FILTER_DEL;
+
#ifdef DEBUGGING
DEBUG_P(PerlIO_printf(Perl_debug_log, "filter_del func %p",
FPTR2DPTR(void*, funcp)));
#endif
: maxlen;
+ PERL_ARGS_ASSERT_FILTER_READ;
+
if (!PL_parser || !PL_rsfp_filters)
return -1;
if (idx > AvFILLp(PL_rsfp_filters)) { /* Any more filters? */
S_filter_gets(pTHX_ register SV *sv, register PerlIO *fp, STRLEN append)
{
dVAR;
+
+ PERL_ARGS_ASSERT_FILTER_GETS;
+
#ifdef PERL_CR_FILTER
if (!PL_rsfp_filters) {
filter_add(S_cr_textfilter,NULL);
dVAR;
GV *gv;
+ PERL_ARGS_ASSERT_FIND_IN_MY_STASH;
+
if (len == 11 && *pkgname == '_' && strEQ(pkgname, "__PACKAGE__"))
return PL_curstash;
STATIC char *
S_tokenize_use(pTHX_ int is_use, char *s) {
dVAR;
+
+ PERL_ARGS_ASSERT_TOKENIZE_USE;
+
if (PL_expect != XSTATE)
yyerror(Perl_form(aTHX_ "\"%s\" not allowed in expression",
is_use ? "use" : "no"));
PL_thismad = PL_nexttoke[PL_lasttoke].next_mad;
PL_nexttoke[PL_lasttoke].next_mad = 0;
if (PL_thismad && PL_thismad->mad_key == '_') {
- PL_thiswhite = (SV*)PL_thismad->mad_val;
+ PL_thiswhite = MUTABLE_SV(PL_thismad->mad_val);
PL_thismad->mad_val = 0;
mad_free(PL_thismad);
PL_thismad = 0;
++svp;
sv_catpvs(PL_linestr, ";");
}
- sv_free((SV*)PL_preambleav);
+ sv_free(MUTABLE_SV(PL_preambleav));
PL_preambleav = NULL;
}
+ if (PL_minus_E)
+ sv_catpvs(PL_linestr,
+ "use feature ':5." STRINGIFY(PERL_VERSION) "';");
if (PL_minus_n || PL_minus_p) {
sv_catpvs(PL_linestr, "LINE: while (<>) {");
if (PL_minus_l)
sv_catpvs(PL_linestr,"our @F=split(' ');");
}
}
- if (PL_minus_E)
- sv_catpvs(PL_linestr,
- "use feature ':5." STRINGIFY(PERL_VERSION) "';");
sv_catpvs(PL_linestr, "\n");
PL_oldoldbufptr = PL_oldbufptr = s = PL_linestart = SvPVX(PL_linestr);
PL_bufend = SvPVX(PL_linestr) + SvCUR(PL_linestr);
PL_last_lop = PL_last_uni = NULL;
- if (PERLDB_LINE && PL_curstash != PL_debstash)
+ if ((PERLDB_LINE || PERLDB_SAVESRC) && PL_curstash != PL_debstash)
update_debugger_info(PL_linestr, NULL, 0);
goto retry;
}
}
PL_oldoldbufptr = PL_oldbufptr = s = PL_linestart = SvPVX(PL_linestr);
PL_last_lop = PL_last_uni = NULL;
- sv_setpvn(PL_linestr,"",0);
+ sv_setpvs(PL_linestr,"");
TOKEN(';'); /* not infinite loop because rsfp is NULL now */
}
/* If it looks like the start of a BOM or raw UTF-16,
sv_catsv(PL_thiswhite, PL_linestr);
#endif
if (*s == '=' && strnEQ(s, "=cut", 4) && !isALPHA(s[4])) {
- sv_setpvn(PL_linestr, "", 0);
+ sv_setpvs(PL_linestr, "");
PL_oldoldbufptr = PL_oldbufptr = s = PL_linestart = SvPVX(PL_linestr);
PL_bufend = SvPVX(PL_linestr) + SvCUR(PL_linestr);
PL_last_lop = PL_last_uni = NULL;
incline(s);
} while (PL_doextract);
PL_oldoldbufptr = PL_oldbufptr = PL_bufptr = PL_linestart = s;
- if (PERLDB_LINE && PL_curstash != PL_debstash)
+ if ((PERLDB_LINE || PERLDB_SAVESRC) && PL_curstash != PL_debstash)
update_debugger_info(PL_linestr, NULL, 0);
PL_bufend = SvPVX(PL_linestr) + SvCUR(PL_linestr);
PL_last_lop = PL_last_uni = NULL;
} while (argc && argv[0][0] == '-' && argv[0][1]);
init_argv_symbols(argc,argv);
}
- if ((PERLDB_LINE && !oldpdb) ||
+ if (((PERLDB_LINE || PERLDB_SAVESRC) && !oldpdb) ||
((PL_minus_n || PL_minus_p) && !(oldn || oldp)))
/* if we have already added "LINE: while (<>) {",
we must not do it again */
{
- sv_setpvn(PL_linestr, "", 0);
+ sv_setpvs(PL_linestr, "");
PL_oldoldbufptr = PL_oldbufptr = s = PL_linestart = SvPVX(PL_linestr);
PL_bufend = SvPVX(PL_linestr) + SvCUR(PL_linestr);
PL_last_lop = PL_last_uni = NULL;
PL_preambled = FALSE;
- if (PERLDB_LINE)
+ if (PERLDB_LINE || PERLDB_SAVESRC)
(void)gv_fetchfile(PL_origfilename);
goto retry;
}
if (!PL_thiswhite)
PL_thiswhite = newSVpvs("");
if (CopLINE(PL_curcop) == 1) {
- sv_setpvn(PL_thiswhite, "", 0);
+ sv_setpvs(PL_thiswhite, "");
PL_faketokens = 0;
}
sv_catpvn(PL_thiswhite, s, d - s);
if (PL_madskills) {
if (!PL_thiswhite)
PL_thiswhite = newSVpvs("");
- sv_catpvn(PL_thiswhite,"}",1);
+ sv_catpvs(PL_thiswhite,"}");
}
#endif
return yylex(); /* ignore fake brackets */
&& isIDFIRST_lazy_if(s,UTF))
{
CopLINE_dec(PL_curcop);
- Perl_warner(aTHX_ packWARN(WARN_SEMICOLON), PL_warn_nosemi);
+ Perl_warner(aTHX_ packWARN(WARN_SEMICOLON), "%s", PL_warn_nosemi);
CopLINE_inc(PL_curcop);
}
BAop(OP_BIT_AND);
pl_yylval.ival = 0;
OPERATOR(ASSIGNOP);
case '!':
+ if (PL_expect == XSTATE && s[1] == '!' && s[2] == '!') {
+ s += 3;
+ LOP(OP_DIE,XTERM);
+ }
s++;
{
const char tmp = *s++;
AOPERATOR(DORDOR);
}
case '?': /* may either be conditional or pattern */
- if(PL_expect == XOPERATOR) {
+ if (PL_expect == XSTATE && s[1] == '?' && s[2] == '?') {
+ s += 3;
+ LOP(OP_WARN,XTERM);
+ }
+ if (PL_expect == XOPERATOR) {
char tmp = *s++;
if(tmp == '?') {
- OPERATOR('?');
+ OPERATOR('?');
}
else {
tmp = *s++;
PL_expect = XSTATE;
goto rightbracket;
}
+ if (PL_expect == XSTATE && s[1] == '.' && s[2] == '.') {
+ s += 3;
+ OPERATOR(YADAYADA);
+ }
if (PL_expect == XOPERATOR || !isDIGIT(s[1])) {
char tmp = *s++;
if (*s == tmp) {
if (PL_expect == XOPERATOR) {
if (PL_bufptr == PL_linestart) {
CopLINE_dec(PL_curcop);
- Perl_warner(aTHX_ packWARN(WARN_SEMICOLON), PL_warn_nosemi);
+ Perl_warner(aTHX_ packWARN(WARN_SEMICOLON), "%s", PL_warn_nosemi);
CopLINE_inc(PL_curcop);
}
else
/* Real typeglob, so get the real subroutine: */
? GvCVu(gv)
/* A proxy for a subroutine in this package? */
- : SvOK(gv) ? (CV *) gv : NULL)
+ : SvOK(gv) ? MUTABLE_CV(gv) : NULL)
: NULL;
/* See if it's the indirect object for a list operator. */
SvPOK(cv))
{
STRLEN protolen;
- const char *proto = SvPV_const((SV*)cv, protolen);
+ const char *proto = SvPV_const(MUTABLE_SV(cv), protolen);
if (!protolen)
TERM(FUNC0SUB);
if ((*proto == '$' || *proto == '_') && proto[1] == '\0')
/* Call it a bare word */
+ bareword:
if (PL_hints & HINT_STRICT_SUBS)
pl_yylval.opval->op_private |= OPpCONST_STRICT;
else {
- bareword:
if (lastchar != '-') {
if (ckWARN(WARN_RESERVED)) {
d = PL_tokenbuf;
(*s == ':' && s[1] == ':'))
{
#ifdef PERL_MAD
- SV *nametoke;
+ SV *nametoke = NULL;
#endif
PL_expect = XBLOCK;
Perl_croak(aTHX_ "Missing name in \"my sub\"");
PL_expect = XTERMBLOCK;
attrful = XATTRTERM;
- sv_setpvn(PL_subname,"?",1);
+ sv_setpvs(PL_subname,"?");
have_name = FALSE;
}
if (*s == '(') {
char *p;
bool bad_proto = FALSE;
+ bool in_brackets = FALSE;
+ char greedy_proto = ' ';
+ bool proto_after_greedy_proto = FALSE;
+ bool must_be_last = FALSE;
+ bool underscore = FALSE;
+ bool seen_underscore = FALSE;
const bool warnsyntax = ckWARN(WARN_SYNTAX);
s = scan_str(s,!!PL_madskills,FALSE);
for (p = d; *p; ++p) {
if (!isSPACE(*p)) {
d[tmp++] = *p;
- if (warnsyntax && !strchr("$@%*;[]&\\_", *p))
- bad_proto = TRUE;
+
+ if (warnsyntax) {
+ if (must_be_last)
+ proto_after_greedy_proto = TRUE;
+ if (!strchr("$@%*;[]&\\_", *p)) {
+ bad_proto = TRUE;
+ }
+ else {
+ if ( underscore ) {
+ if ( *p != ';' )
+ bad_proto = TRUE;
+ underscore = FALSE;
+ }
+ if ( *p == '[' ) {
+ in_brackets = TRUE;
+ }
+ else if ( *p == ']' ) {
+ in_brackets = FALSE;
+ }
+ else if ( (*p == '@' || *p == '%') &&
+ ( tmp < 2 || d[tmp-2] != '\\' ) &&
+ !in_brackets ) {
+ must_be_last = TRUE;
+ greedy_proto = *p;
+ }
+ else if ( *p == '_' ) {
+ underscore = seen_underscore = TRUE;
+ }
+ }
+ }
}
}
d[tmp] = '\0';
+ if (proto_after_greedy_proto)
+ Perl_warner(aTHX_ packWARN(WARN_SYNTAX),
+ "Prototype after '%c' for %"SVf" : %s",
+ greedy_proto, SVfARG(PL_subname), d);
if (bad_proto)
Perl_warner(aTHX_ packWARN(WARN_SYNTAX),
- "Illegal character in prototype for %"SVf" : %s",
+ "Illegal character %sin prototype for %"SVf" : %s",
+ seen_underscore ? "after '_' " : "",
SVfARG(PL_subname), d);
SvCUR_set(PL_lex_stuff, tmp);
have_proto = TRUE;
Perl_keyword (pTHX_ const char *name, I32 len, bool all_keywords)
{
dVAR;
+
+ PERL_ARGS_ASSERT_KEYWORD;
+
switch (len)
{
case 1: /* 5 tokens of length 1 */
{
dVAR;
+ PERL_ARGS_ASSERT_CHECKCOMMA;
+
if (*s == ' ' && s[1] == '(') { /* XXX gotta be a better way */
if (ckWARN(WARN_SYNTAX)) {
int level = 1;
SV *cv, *typesv;
const char *why1 = "", *why2 = "", *why3 = "";
+ PERL_ARGS_ASSERT_NEW_CONSTANT;
+
if (!table || !(PL_hints & HINT_LOCALIZE_HH)) {
SV *msg;
dVAR;
register char *d = dest;
register char * const e = d + destlen - 3; /* two-character token, ending NUL */
+
+ PERL_ARGS_ASSERT_SCAN_WORD;
+
for (;;) {
if (d >= e)
Perl_croak(aTHX_ ident_too_long);
register char *d = dest;
register char * const e = d + destlen + 3; /* two-character token, ending NUL */
+ PERL_ARGS_ASSERT_SCAN_IDENT;
+
if (isSPACE(*s))
s = PEEKSPACE(s);
if (isDIGIT(*s)) {
void
Perl_pmflag(pTHX_ U32* pmfl, int ch)
{
+ PERL_ARGS_ASSERT_PMFLAG;
+
PERL_UNUSED_CONTEXT;
if (ch<256) {
const char c = (char)ch;
char *modstart;
#endif
+ PERL_ARGS_ASSERT_SCAN_PAT;
if (!s) {
const char * const delimiter = skipspace(start);
matches. */
assert(type != OP_TRANS);
if (PL_curstash) {
- MAGIC *mg = mg_find((SV*)PL_curstash, PERL_MAGIC_symtab);
+ MAGIC *mg = mg_find((const SV *)PL_curstash, PERL_MAGIC_symtab);
U32 elements;
if (!mg) {
- mg = sv_magicext((SV*)PL_curstash, 0, PERL_MAGIC_symtab, 0, 0,
+ mg = sv_magicext(MUTABLE_SV(PL_curstash), 0, PERL_MAGIC_symtab, 0, 0,
0);
}
elements = mg->mg_len / sizeof(PMOP**);
char *modstart;
#endif
+ PERL_ARGS_ASSERT_SCAN_SUBST;
+
pl_yylval.ival = OP_NULL;
s = scan_str(start,!!PL_madskills,FALSE);
register char* s;
OP *o;
short *tbl;
- I32 squash;
- I32 del;
- I32 complement;
+ U8 squash;
+ U8 del;
+ U8 complement;
#ifdef PERL_MAD
char *modstart;
#endif
+ PERL_ARGS_ASSERT_SCAN_TRANS;
+
pl_yylval.ival = OP_NULL;
s = scan_str(start,!!PL_madskills,FALSE);
PL_realtokenstart = -1;
#endif
+ PERL_ARGS_ASSERT_SCAN_HEREDOC;
+
s += 2;
d = PL_tokenbuf;
e = PL_tokenbuf + sizeof PL_tokenbuf - 1;
PL_last_lop = PL_last_uni = NULL;
}
else
- sv_setpvn(tmpstr,"",0); /* avoid "uninitialized" warning */
+ sv_setpvs(tmpstr,""); /* avoid "uninitialized" warning */
while (s >= PL_bufend) { /* multiple line string? */
#ifdef PERL_MAD
if (PL_madskills) {
else if (PL_bufend - PL_linestart == 1 && PL_bufend[-1] == '\r')
PL_bufend[-1] = '\n';
#endif
- if (PERLDB_LINE && PL_curstash != PL_debstash)
+ if ((PERLDB_LINE || PERLDB_SAVESRC) && PL_curstash != PL_debstash)
update_debugger_info(PL_linestr, NULL, 0);
if (*s == term && memEQ(s,PL_tokenbuf,len)) {
STRLEN off = PL_bufend - 1 - SvPVX_const(PL_linestr);
register char *s = start; /* current position in buffer */
char *end;
I32 len;
-
char *d = PL_tokenbuf; /* start of temp holding space */
const char * const e = PL_tokenbuf + sizeof PL_tokenbuf; /* end of temp holding space */
+ PERL_ARGS_ASSERT_SCAN_INPUTSYMBOL;
+
end = strchr(s, '\n');
if (!end)
end = PL_bufend;
char *tstart;
#endif
+ PERL_ARGS_ASSERT_SCAN_STR;
+
/* skip space before the delimiter */
if (isSPACE(*s)) {
s = PEEKSPACE(s);
CopLINE_inc(PL_curcop);
/* update debugger info */
- if (PERLDB_LINE && PL_curstash != PL_debstash)
+ if ((PERLDB_LINE || PERLDB_SAVESRC) && PL_curstash != PL_debstash)
update_debugger_info(PL_linestr, NULL, 0);
/* having changed the buffer, we must update PL_bufend */
const char *lastub = NULL; /* position of last underbar */
static char const number_too_long[] = "Number too long";
+ PERL_ARGS_ASSERT_SCAN_NUM;
+
/* We use the first character to decide what type of number this is */
switch (*s) {
bool eofmt = FALSE;
#ifdef PERL_MAD
char *tokenstart = s;
- SV* savewhite;
-
+ SV* savewhite = NULL;
+
if (PL_madskills) {
savewhite = PL_thiswhite;
PL_thiswhite = 0;
}
#endif
+ PERL_ARGS_ASSERT_SCAN_FORMLINE;
+
while (!needargs) {
if (*s == '.') {
t = s+1;
save_item(PL_subname);
SAVESPTR(PL_compcv);
- PL_compcv = (CV*)newSV_type(is_format ? SVt_PVFM : SVt_PVCV);
+ PL_compcv = MUTABLE_CV(newSV_type(is_format ? SVt_PVFM : SVt_PVCV));
CvFLAGS(PL_compcv) |= flags;
PL_subline = CopLINE(PL_curcop);
CvPADLIST(PL_compcv) = pad_new(padnew_SAVE|padnew_SAVESUB);
- CvOUTSIDE(PL_compcv) = (CV*)SvREFCNT_inc_simple(outsidecv);
+ CvOUTSIDE(PL_compcv) = MUTABLE_CV(SvREFCNT_inc_simple(outsidecv));
CvOUTSIDE_SEQ(PL_compcv) = PL_cop_seqmax;
return oldsavestack_ix;
#ifdef __SC__
#pragma segment Perl_yylex
#endif
-int
-Perl_yywarn(pTHX_ const char *const s)
+static int
+S_yywarn(pTHX_ const char *const s)
{
dVAR;
+
+ PERL_ARGS_ASSERT_YYWARN;
+
PL_in_eval |= EVAL_WARNONLY;
yyerror(s);
PL_in_eval &= ~EVAL_WARNONLY;
SV *msg;
int yychar = PL_parser->yychar;
+ PERL_ARGS_ASSERT_YYERROR;
+
if (!yychar || (yychar == ';' && !PL_rsfp))
where = "at EOF";
else if (PL_oldoldbufptr && PL_bufptr > PL_oldoldbufptr &&
{
dVAR;
const STRLEN slen = SvCUR(PL_linestr);
+
+ PERL_ARGS_ASSERT_SWALLOW_BOM;
+
switch (s[0]) {
case 0xFF:
if (s[1] == 0xFE) {
dVAR;
const char *pos = s;
const char *start = s;
+
+ PERL_ARGS_ASSERT_SCAN_VSTRING;
+
if (*pos == 'v') pos++; /* get past 'v' */
while (pos < e && (isDIGIT(*pos) || *pos == '_'))
pos++;
if (*s == 'v')
s++; /* get past 'v' */
- sv_setpvn(sv, "", 0);
+ sv_setpvs(sv, "");
for (;;) {
/* this is atoi() that tolerates underscores */