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Stop some wcs2stringing

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These are paths that barely change, narrowing them *twice* per file
load makes absolutely no sense.
This commit is contained in:
Fabian Homborg 2021-10-13 22:51:18 +02:00
parent 6606dfbeb5
commit 7850a10c45
2 changed files with 11 additions and 3 deletions
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11
src/env_universal_common.cpp
View File

@ -391,6 +391,10 @@ void env_universal_t::load_from_fd(int fd, callback_data_list_t &callbacks) {
}
bool env_universal_t::load_from_path(const wcstring &path, callback_data_list_t &callbacks) {
return load_from_path(wcs2string(path), callbacks);
}
bool env_universal_t::load_from_path(const std::string &path, callback_data_list_t &callbacks) {
// Check to see if the file is unchanged. We do this again in load_from_fd, but this avoids
// opening the file unnecessarily.
@ -400,7 +404,7 @@ bool env_universal_t::load_from_path(const wcstring &path, callback_data_list_t
}
bool result = false;
autoclose_fd_t fd{wopen_cloexec(path, O_RDONLY)};
autoclose_fd_t fd{open_cloexec(path, O_RDONLY)};
if (fd.valid()) {
FLOGF(uvar_file, L"universal log reading from file");
this->load_from_fd(fd.fd(), callbacks);
@ -469,8 +473,9 @@ void env_universal_t::initialize_at_path(callback_data_list_t &callbacks, wcstri
if (path.empty()) return;
assert(!initialized() && "Already initialized");
vars_path_ = std::move(path);
narrow_vars_path_ = wcs2string(vars_path_);
if (load_from_path(vars_path_, callbacks)) {
if (load_from_path(narrow_vars_path_, callbacks)) {
// Successfully loaded from our normal path.
return;
}
@ -639,7 +644,7 @@ bool env_universal_t::sync(callback_data_list_t &callbacks) {
// with fire anyways.
// If we have no changes, just load.
if (modified.empty()) {
this->load_from_path(vars_path_, callbacks);
this->load_from_path(narrow_vars_path_, callbacks);
FLOGF(uvar_file, L"universal log no modifications");
return false;
}

3
src/env_universal_common.h
View File

@ -94,6 +94,7 @@ class env_universal_t {
private:
// Path that we save to. This is set in initialize(). If empty, initialize has not been called.
wcstring vars_path_;
std::string narrow_vars_path_;
// The table of variables.
var_table_t vars;
@ -120,6 +121,8 @@ class env_universal_t {
bool initialized() const { return !vars_path_.empty(); }
bool load_from_path(const wcstring &path, callback_data_list_t &callbacks);
bool load_from_path(const std::string &path, callback_data_list_t &callbacks);
void load_from_fd(int fd, callback_data_list_t &callbacks);
// Functions concerned with saving.