Flag* Flag::fuzzy_match(const char* name, size_t length, bool allow_locked) {
float VMOptionsFuzzyMatchSimilarity = 0.7f;
Flag* match = NULL;
float score;
float max_score = -1;
for (Flag* current = &flagTable[0]; current->name != NULL; current++) {
score = str_similar(current->name, name, length);
if (score > max_score) {
max_score = score;
match = current;
}
}
if (!(match->is_unlocked() || match->is_unlocker())) {
if (!allow_locked) {
return NULL;
}
}
if (max_score < VMOptionsFuzzyMatchSimilarity) {
return NULL;
}
return match;
}
// Search the flag table for a named flag
Flag* Flag::find_flag(const char* name, size_t length, bool allow_locked) {
for (Flag* current = &flagTable[0]; current->name != NULL; current++) {
if (str_equal(current->name, name, length)) {
// Found a matching entry. Report locked flags only if allowed.
if (!(current->is_unlocked() || current->is_unlocker())) {
if (!allow_locked) {
// disable use of locked flags, e.g. diagnostic, experimental,
// commercial... until they are explicitly unlocked
return NULL;
}
}
return current;
}
}
// Flag name is not in the flag table
return NULL;
}
// Search the flag table for a named flag
Flag* Flag::find_flag(const char* name, size_t length, bool allow_locked, bool return_flag) {
for (Flag* current = &flagTable[0]; current->_name != NULL; current++) {
if (str_equal(current->_name, name, length)) {
// Found a matching entry.
// Don't report notproduct and develop flags in product builds.
if (current->is_constant_in_binary()) {
return (return_flag ? current : NULL);
}
// Report locked flags only if allowed.
if (!(current->is_unlocked() || current->is_unlocker())) {
if (!allow_locked) {
// disable use of locked flags, e.g. diagnostic, experimental,
// commercial... until they are explicitly unlocked
return NULL;
}
}
return current;
}
}
// Flag name is not in the flag table
return NULL;
}
