static void process_if_chain(chunk_t *br_start)
{
LOG_FUNC_ENTRY();
chunk_t *braces[256];
int br_cnt = 0;
bool must_have_braces = false;
chunk_t *pc = br_start;
LOG_FMT(LBRCH, "%s: if starts on line %zu\n", __func__, br_start->orig_line);
while (pc != NULL)
{
if (pc->type == CT_BRACE_OPEN)
{
bool tmp = can_remove_braces(pc);
LOG_FMT(LBRCH, " [%d] line %zu - can%s remove %s\n",
br_cnt, pc->orig_line, tmp ? "" : "not",
get_token_name(pc->type));
if (!tmp)
{
must_have_braces = true;
}
}
else
{
bool tmp = should_add_braces(pc);
if (tmp)
{
must_have_braces = true;
}
LOG_FMT(LBRCH, " [%d] line %zu - %s %s\n",
br_cnt, pc->orig_line, tmp ? "should add" : "ignore",
get_token_name(pc->type));
}
braces[br_cnt++] = pc;
chunk_t *br_close = chunk_skip_to_match(pc, CNAV_PREPROC);
if (br_close == NULL)
{
break;
}
braces[br_cnt++] = br_close;
pc = chunk_get_next_ncnl(br_close, CNAV_PREPROC);
if ((pc == NULL) || (pc->type != CT_ELSE))
{
break;
}
if (cpd.settings[UO_mod_full_brace_if_chain_only].b)
{
// There is an 'else' - we want full braces.
must_have_braces = true;
}
pc = chunk_get_next_ncnl(pc, CNAV_PREPROC);
if ((pc != NULL) && (pc->type == CT_ELSEIF))
{
while ((pc != NULL) && (pc->type != CT_VBRACE_OPEN) && (pc->type != CT_BRACE_OPEN))
{
pc = chunk_get_next_ncnl(pc, CNAV_PREPROC);
}
}
if (pc == NULL)
{
break;
}
if ((pc->type != CT_BRACE_OPEN) && (pc->type != CT_VBRACE_OPEN))
{
break;
}
}
if (must_have_braces)
{
LOG_FMT(LBRCH, "%s: add braces on lines[%d]:", __func__, br_cnt);
while (--br_cnt >= 0)
{
chunk_flags_set(braces[br_cnt], PCF_KEEP_BRACE);
if ((braces[br_cnt]->type == CT_VBRACE_OPEN) ||
(braces[br_cnt]->type == CT_VBRACE_CLOSE))
{
LOG_FMT(LBRCH, " %zu", braces[br_cnt]->orig_line);
convert_vbrace(braces[br_cnt]);
}
else
{
LOG_FMT(LBRCH, " {%zu}", braces[br_cnt]->orig_line);
}
braces[br_cnt] = NULL;
}
LOG_FMT(LBRCH, "\n");
}
else if (cpd.settings[UO_mod_full_brace_if_chain].b)
{
// This might run because either UO_mod_full_brace_if_chain or UO_mod_full_brace_if_chain_only is used.
// We only want to remove braces if the first one is active.
LOG_FMT(LBRCH, "%s: remove braces on lines[%d]:", __func__, br_cnt);
while (--br_cnt >= 0)
{
if ((braces[br_cnt]->type == CT_BRACE_OPEN) ||
(braces[br_cnt]->type == CT_BRACE_CLOSE))
{
LOG_FMT(LBRCH, " {%zu}", braces[br_cnt]->orig_line);
convert_brace(braces[br_cnt]);
}
else
{
LOG_FMT(LBRCH, " %zu", braces[br_cnt]->orig_line);
}
braces[br_cnt] = NULL;
}
LOG_FMT(LBRCH, "\n");
}
} // process_if_chain
/**
* Traverse the if chain and see if all can be removed
*/
static void process_if_chain(chunk_t *br_start)
{
chunk_t *braces[256];
chunk_t *br_close;
int br_cnt = 0;
chunk_t *pc;
bool must_have_braces = false;
bool tmp;
pc = br_start;
LOG_FMT(LBRCH, "%s: if starts on line %d\n", __func__, br_start->orig_line);
while (pc != NULL)
{
if (pc->type == CT_BRACE_OPEN)
{
tmp = can_remove_braces(pc);
LOG_FMT(LBRCH, " [%d] line %d - can%s remove %s\n",
br_cnt, pc->orig_line, tmp ? "" : "not",
get_token_name(pc->type));
if (!tmp)
{
must_have_braces = true;
}
}
else
{
tmp = should_add_braces(pc);
if (tmp)
{
must_have_braces = true;
}
LOG_FMT(LBRCH, " [%d] line %d - %s %s\n",
br_cnt, pc->orig_line, tmp ? "should add" : "ignore",
get_token_name(pc->type));
}
braces[br_cnt++] = pc;
br_close = chunk_skip_to_match(pc, CNAV_PREPROC);
if (br_close == NULL)
{
break;
}
braces[br_cnt++] = br_close;
pc = chunk_get_next_ncnl(br_close, CNAV_PREPROC);
if ((pc == NULL) || (pc->type != CT_ELSE))
{
break;
}
pc = chunk_get_next_ncnl(pc, CNAV_PREPROC);
if ((pc != NULL) && (pc->type == CT_ELSEIF))
{
while ((pc != NULL) && (pc->type != CT_VBRACE_OPEN) && (pc->type != CT_BRACE_OPEN))
{
pc = chunk_get_next_ncnl(pc, CNAV_PREPROC);
}
}
if (pc == NULL)
{
break;
}
if ((pc->type != CT_BRACE_OPEN) && (pc->type != CT_VBRACE_OPEN))
{
break;
}
}
if (must_have_braces)
{
LOG_FMT(LBRCH, "%s: add braces on lines[%d]:", __func__, br_cnt);
while (--br_cnt >= 0)
{
braces[br_cnt]->flags |= PCF_KEEP_BRACE;
if ((braces[br_cnt]->type == CT_VBRACE_OPEN) ||
(braces[br_cnt]->type == CT_VBRACE_CLOSE))
{
LOG_FMT(LBRCH, " %d", braces[br_cnt]->orig_line);
convert_vbrace(braces[br_cnt]);
}
else
{
LOG_FMT(LBRCH, " {%d}", braces[br_cnt]->orig_line);
}
braces[br_cnt] = NULL;
}
LOG_FMT(LBRCH, "\n");
}
else
{
LOG_FMT(LBRCH, "%s: remove braces on lines[%d]:", __func__, br_cnt);
while (--br_cnt >= 0)
{
if ((braces[br_cnt]->type == CT_BRACE_OPEN) ||
(braces[br_cnt]->type == CT_BRACE_CLOSE))
{
LOG_FMT(LBRCH, " {%d}", braces[br_cnt]->orig_line);
convert_brace(braces[br_cnt]);
}
else
{
LOG_FMT(LBRCH, " %d", braces[br_cnt]->orig_line);
}
braces[br_cnt] = NULL;
}
LOG_FMT(LBRCH, "\n");
}
}