floating substrings if needed. */
STATIC void
-S_scan_commit(pTHX_ RExC_state_t *pRExC_state, scan_data_t *data)
+S_scan_commit(pTHX_ const RExC_state_t *pRExC_state, scan_data_t *data)
{
const STRLEN l = CHR_SVLEN(data->last_found);
const STRLEN old_l = CHR_SVLEN(*data->longest);
SvCUR_set(data->last_found, 0);
{
SV * const sv = data->last_found;
- MAGIC * const mg =
- SvUTF8(sv) && SvMAGICAL(sv) ? mg_find(sv, PERL_MAGIC_utf8) : NULL;
- if (mg)
- mg->mg_len = 0;
+ if (SvUTF8(sv) && SvMAGICAL(sv)) {
+ MAGIC * const mg = mg_find(sv, PERL_MAGIC_utf8);
+ if (mg)
+ mg->mg_len = 0;
+ }
}
data->last_end = -1;
data->flags &= ~SF_BEFORE_EOL;
/* Can match anything (initialization) */
STATIC void
-S_cl_anything(RExC_state_t *pRExC_state, struct regnode_charclass_class *cl)
+S_cl_anything(const RExC_state_t *pRExC_state, struct regnode_charclass_class *cl)
{
ANYOF_CLASS_ZERO(cl);
ANYOF_BITMAP_SETALL(cl);
/* Can match anything (initialization) */
STATIC void
-S_cl_init(RExC_state_t *pRExC_state, struct regnode_charclass_class *cl)
+S_cl_init(const RExC_state_t *pRExC_state, struct regnode_charclass_class *cl)
{
Zero(cl, 1, struct regnode_charclass_class);
cl->type = ANYOF;
}
STATIC void
-S_cl_init_zero(RExC_state_t *pRExC_state, struct regnode_charclass_class *cl)
+S_cl_init_zero(const RExC_state_t *pRExC_state, struct regnode_charclass_class *cl)
{
Zero(cl, 1, struct regnode_charclass_class);
cl->type = ANYOF;
/* 'OR' a given class with another one. Can create false positives */
/* We assume that cl is not inverted */
STATIC void
-S_cl_or(RExC_state_t *pRExC_state, struct regnode_charclass_class *cl, const struct regnode_charclass_class *or_with)
+S_cl_or(const RExC_state_t *pRExC_state, struct regnode_charclass_class *cl, const struct regnode_charclass_class *or_with)
{
if (or_with->flags & ANYOF_INVERT) {
/* We do not use
/* I smell either [: or [= or [. -- POSIX has been here, right? */
POSIXCC(UCHARAT(RExC_parse))) {
const char c = UCHARAT(RExC_parse);
- char* s = RExC_parse++;
+ char* const s = RExC_parse++;
while (RExC_parse < RExC_end && UCHARAT(RExC_parse) != c)
RExC_parse++;
ANYOF_FLAGS(ret) |= ANYOF_INVERT;
}
- if (SIZE_ONLY)
+ if (SIZE_ONLY) {
RExC_size += ANYOF_SKIP;
+ listsv = &PL_sv_undef; /* For code scanners: listsv always non-NULL. */
+ }
else {
RExC_emit += ANYOF_SKIP;
if (FOLD)
n--;
}
}
- if (value == 'p')
- Perl_sv_catpvf(aTHX_ listsv,
- "+utf8::%.*s\n", (int)n, RExC_parse);
- else
- Perl_sv_catpvf(aTHX_ listsv,
- "!utf8::%.*s\n", (int)n, RExC_parse);
+ Perl_sv_catpvf(aTHX_ listsv, "%cutf8::%.*s\n",
+ (value=='p' ? '+' : '!'), (int)n, RExC_parse);
}
RExC_parse = e + 1;
ANYOF_FLAGS(ret) |= ANYOF_UNICODE;
if (range) {
if (!SIZE_ONLY) {
if (ckWARN(WARN_REGEXP)) {
- int w =
+ const int w =
RExC_parse >= rangebegin ?
RExC_parse - rangebegin : 0;
vWARN4(RExC_parse,
"False [] range \"%*.*s\"",
- w,
- w,
- rangebegin);
+ w, w, rangebegin);
}
if (prevvalue < 256) {
ANYOF_BITMAP_SET(ret, prevvalue);
RExC_parse - rangebegin : 0;
vWARN4(RExC_parse,
"False [] range \"%*.*s\"",
- w,
- w,
- rangebegin);
+ w, w, rangebegin);
}
if (!SIZE_ONLY)
ANYOF_BITMAP_SET(ret, '-');
}
if (!SIZE_ONLY) {
- AV *av = newAV();
+ AV * const av = newAV();
SV *rv;
/* The 0th element stores the character class description
STATIC char*
S_nextchar(pTHX_ RExC_state_t *pRExC_state)
{
- char* retval = RExC_parse++;
+ char* const retval = RExC_parse++;
for (;;) {
if (*RExC_parse == '(' && RExC_parse[1] == '?' &&
/*
- regtail - set the next-pointer at the end of a node chain of p to val.
*/
+/* TODO: All three parms should be const */
STATIC void
-S_regtail(pTHX_ RExC_state_t *pRExC_state, regnode *p, regnode *val)
+S_regtail(pTHX_ const RExC_state_t *pRExC_state, regnode *p, const regnode *val)
{
dVAR;
register regnode *scan;
/*
- regoptail - regtail on operand of first argument; nop if operandless
*/
+/* TODO: All three parms should be const */
STATIC void
-S_regoptail(pTHX_ RExC_state_t *pRExC_state, regnode *p, regnode *val)
+S_regoptail(pTHX_ const RExC_state_t *pRExC_state, regnode *p, const regnode *val)
{
dVAR;
/* "Operandless" and "op != BRANCH" are synonymous in practice. */
- regdump - dump a regexp onto Perl_debug_log in vaguely comprehensible form
*/
void
-Perl_regdump(pTHX_ regexp *r)
+Perl_regdump(pTHX_ const regexp *r)
{
#ifdef DEBUGGING
dVAR;
}
-STATIC regnode *
-S_dumpuntil(pTHX_ regexp *r, regnode *start, regnode *node, regnode *last,
- SV* sv, I32 l)
+STATIC const regnode *
+S_dumpuntil(pTHX_ const regexp *r, const regnode *start, const regnode *node,
+ const regnode *last, SV* sv, I32 l)
{
dVAR;
register U8 op = EXACT; /* Arbitrary non-END op. */
- register regnode *next;
+ register const regnode *next;
while (op != END && (!last || node < last)) {
/* While that wasn't END last time... */
op = OP(node);
if (op == CLOSE)
l--;
- next = regnext(node);
+ next = regnext((regnode *)node);
/* Where, what. */
if (OP(node) == OPTIMIZED)
goto after_print;
(void)PerlIO_putc(Perl_debug_log, '\n');
after_print:
if (PL_regkind[(U8)op] == BRANCHJ) {
- register regnode *nnode = (OP(next) == LONGJMP
- ? regnext(next)
- : next);
+ register const regnode *nnode = (OP(next) == LONGJMP
+ ? regnext((regnode *)next)
+ : next);
if (last && nnode > last)
nnode = last;
node = dumpuntil(r, start, NEXTOPER(NEXTOPER(node)), nnode, sv, l + 1);
node->flags ? " EVAL mode" : "");
for (word_idx=0; word_idx < arry_len; word_idx++) {
- SV **elem_ptr=av_fetch(trie->words,word_idx,0);
+ SV ** const elem_ptr = av_fetch(trie->words,word_idx,0);
if (elem_ptr) {
PerlIO_printf(Perl_debug_log, "%*s<%s%s%s>\n",
(int)(2*(l+4)), "",