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common/file_util: Fix and deprecate CreateFullPath, add CreateDirs

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Fix CreateFullPath to have its intended previous behavior (whatever
that was), and deprecate it in favor of the new CreateDirs function.

Unlike CreateDir, CreateDirs is marked as [[nodiscard]] to avoid new
code ignoring its result value.
This commit is contained in:
ReinUsesLisp 2020-12-09 05:22:16 -03:00
parent 52f13f2339
commit 5329834376
2 changed files with 31 additions and 4 deletions
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25
src/common/file_util.cpp
View file

@ -114,20 +114,41 @@ bool CreateDir(const fs::path& path) {
return true;
}
bool CreateFullPath(const fs::path& path) {
bool CreateDirs(const fs::path& path) {
LOG_TRACE(Common_Filesystem, "path {}", path.string());
if (Exists(path)) {
LOG_DEBUG(Common_Filesystem, "path exists {}", path.string());
return true;
}
std::error_code ec;
const bool success = fs::create_directories(path, ec);
if (!success) {
LOG_ERROR(Common_Filesystem, "Unable to create full path: {}", ec.message());
LOG_ERROR(Common_Filesystem, "Unable to create directories: {}", ec.message());
return false;
}
return true;
}
bool CreateFullPath(const fs::path& path) {
LOG_TRACE(Common_Filesystem, "path {}", path);
// Removes trailing slashes and turns any '\' into '/'
const auto new_path = SanitizePath(path.string(), DirectorySeparator::ForwardSlash);
if (new_path.rfind('.') == std::string::npos) {
// The path is a directory
return CreateDirs(new_path);
} else {
// The path is a file
// Creates directory preceding the last '/'
return CreateDirs(new_path.substr(0, new_path.rfind('/')));
}
}
bool Rename(const fs::path& src, const fs::path& dst) {
LOG_TRACE(Common_Filesystem, "{} --> {}", src.string(), dst.string());

10
src/common/file_util.h
View file

@ -54,8 +54,14 @@ enum class UserPath {
// Returns true if successful, or path already exists.
bool CreateDir(const std::filesystem::path& path);
// Creates the full path of path. Returns true on success
bool CreateFullPath(const std::filesystem::path& path);
// Create all directories in path
// Returns true if successful, or path already exists.
[[nodiscard("Directory creation can fail and must be tested")]] bool CreateDirs(
const std::filesystem::path& path);
// Creates directories in path. Returns true on success.
[[deprecated("This function is deprecated, use CreateDirs")]] bool CreateFullPath(
const std::filesystem::path& path);
// Deletes a given file at the path.
// This will also delete empty directories.