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lint: avoid branching statement as last in loop

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This commit is contained in:
Kurtis Rader 2016-11-01 20:00:09 -07:00
parent c10952c354
commit 60c47deca9
3 changed files with 59 additions and 56 deletions
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5
src/autoload.cpp
View File

@ -233,7 +233,7 @@ bool autoload_t::locate_file_and_maybe_load_it(const wcstring &cmd, bool really_
if (!has_script_source) {
// Iterate over path searching for suitable completion files.
for (size_t i = 0; i < path_list.size(); i++) {
for (size_t i = 0; i < path_list.size() && !found_file; i++) {
wcstring next = path_list.at(i);
wcstring path = next + L"/" + cmd + L".fish";
@ -242,7 +242,6 @@ bool autoload_t::locate_file_and_maybe_load_it(const wcstring &cmd, bool really_
continue;
}
found_file = true;
// Now we're actually going to take the lock.
scoped_lock locker(lock);
autoload_function_t *func = this->get_node(cmd);
@ -279,7 +278,7 @@ bool autoload_t::locate_file_and_maybe_load_it(const wcstring &cmd, bool really_
// Unconditionally record our access time.
func->access = access;
break;
found_file = true;
}
// If no file or builtin script was found we insert a placeholder function. Later we only

106
src/builtin_string.cpp
View File

@ -685,59 +685,63 @@ class regex_replacer_t : public string_replacer_t {
regex(argv0, pattern, opts.ignore_case, streams),
replacement(interpret_escapes(replacement_)) {}
bool replace_matches(const wchar_t *arg) {
// A return value of true means all is well (even if no replacements were performed), false
// indicates an unrecoverable error.
if (regex.code == 0) {
// pcre2_compile() failed
return false;
}
uint32_t options = PCRE2_SUBSTITUTE_OVERFLOW_LENGTH | PCRE2_SUBSTITUTE_EXTENDED |
(opts.all ? PCRE2_SUBSTITUTE_GLOBAL : 0);
size_t arglen = wcslen(arg);
PCRE2_SIZE bufsize = (arglen == 0) ? 16 : 2 * arglen;
wchar_t *output = (wchar_t *)malloc(sizeof(wchar_t) * bufsize);
int pcre2_rc = 0;
for (;;) {
if (output == NULL) {
DIE_MEM();
}
PCRE2_SIZE outlen = bufsize;
pcre2_rc = pcre2_substitute(regex.code, PCRE2_SPTR(arg), arglen,
0, // start offset
options, regex.match,
0, // match context
PCRE2_SPTR(replacement.c_str()), PCRE2_ZERO_TERMINATED,
(PCRE2_UCHAR *)output, &outlen);
if (pcre2_rc == PCRE2_ERROR_NOMEMORY && bufsize < outlen) {
bufsize = outlen;
// cppcheck-suppress memleakOnRealloc
output = (wchar_t *)realloc(output, sizeof(wchar_t) * bufsize);
continue;
}
break;
}
bool rc = true;
if (pcre2_rc < 0) {
string_error(streams, _(L"%ls: Regular expression substitute error: %ls\n"), argv0,
pcre2_strerror(pcre2_rc).c_str());
rc = false;
} else {
if (!opts.quiet) {
streams.out.append(output);
streams.out.append(L'\n');
}
total_replaced += pcre2_rc;
}
free(output);
return rc;
}
bool replace_matches(const wchar_t *arg);
};
/// A return value of true means all is well (even if no replacements were performed), false
/// indicates an unrecoverable error.
bool regex_replacer_t::replace_matches(const wchar_t *arg) {
if (regex.code == 0) {
// pcre2_compile() failed
return false;
}
uint32_t options = PCRE2_SUBSTITUTE_OVERFLOW_LENGTH | PCRE2_SUBSTITUTE_EXTENDED |
(opts.all ? PCRE2_SUBSTITUTE_GLOBAL : 0);
size_t arglen = wcslen(arg);
PCRE2_SIZE bufsize = (arglen == 0) ? 16 : 2 * arglen;
wchar_t *output = (wchar_t *)malloc(sizeof(wchar_t) * bufsize);
int pcre2_rc;
bool done = false;
while (!done) {
if (output == NULL) {
DIE_MEM();
}
PCRE2_SIZE outlen = bufsize;
pcre2_rc = pcre2_substitute(regex.code, PCRE2_SPTR(arg), arglen,
0, // start offset
options, regex.match,
0, // match context
PCRE2_SPTR(replacement.c_str()), PCRE2_ZERO_TERMINATED,
(PCRE2_UCHAR *)output, &outlen);
if (pcre2_rc != PCRE2_ERROR_NOMEMORY || bufsize >= outlen) {
done = true;
} else {
bufsize = outlen;
// cppcheck-suppress memleakOnRealloc
output = (wchar_t *)realloc(output, sizeof(wchar_t) * bufsize);
}
}
bool rc = true;
if (pcre2_rc < 0) {
string_error(streams, _(L"%ls: Regular expression substitute error: %ls\n"), argv0,
pcre2_strerror(pcre2_rc).c_str());
rc = false;
} else {
if (!opts.quiet) {
streams.out.append(output);
streams.out.append(L'\n');
}
total_replaced += pcre2_rc;
}
free(output);
return rc;
}
static int string_replace(parser_t &parser, io_streams_t &streams, int argc, wchar_t **argv) {
const wchar_t *short_options = L"aiqr";
const struct woption long_options[] = {{L"all", no_argument, 0, 'a'},

4
src/parse_tree.cpp
View File

@ -1386,7 +1386,7 @@ const parse_node_t *parse_node_tree_t::find_node_matching_source_location(
const parse_node_t *result = NULL;
// Find nodes of the given type in the tree, working backwards.
const size_t len = this->size();
for (size_t idx = 0; idx < len; idx++) {
for (size_t idx = 0; idx < len && result == NULL; idx++) {
const parse_node_t &node = this->at(idx);
// Types must match.
@ -1400,8 +1400,8 @@ const parse_node_t *parse_node_tree_t::find_node_matching_source_location(
// Found it.
result = &node;
break;
}
return result;
}