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Remove unimplemented function prototypes from PathV2. They can be readded when someone cares enough.

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Patch by Aaron Ballman!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139682 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2011-09-14 01:14:36 +00:00
parent 358f4fd9ee
commit 357b571841
2 changed files with 7 additions and 147 deletions
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150
include/llvm/Support/FileSystem.h
View File

@ -201,30 +201,6 @@ error_code rename(const Twine &from, const Twine &to);
/// platform specific error_code.
error_code resize_file(const Twine &path, uint64_t size);
/// @brief Make file readable.
///
/// @param path Input path.
/// @param value If true, make readable, else, make unreadable.
/// @results errc::success if readability has been successfully set, otherwise a
/// platform specific error_code.
error_code set_read(const Twine &path, bool value);
/// @brief Make file writeable.
///
/// @param path Input path.
/// @param value If true, make writeable, else, make unwriteable.
/// @results errc::success if writeability has been successfully set, otherwise
/// a platform specific error_code.
error_code set_write(const Twine &path, bool value);
/// @brief Make file executable.
///
/// @param path Input path.
/// @param value If true, make executable, else, make unexecutable.
/// @results errc::success if executability has been successfully set, otherwise
/// a platform specific error_code.
error_code set_execute(const Twine &path, bool value);
/// @}
/// @name Physical Observers
/// @{
@ -289,15 +265,6 @@ bool is_directory(file_status status);
/// platform specific error_code.
error_code is_directory(const Twine &path, bool &result);
/// @brief Is path an empty file?
///
/// @param path Input path.
/// @param result Set to true if \a path is a an empty file, false if it is not.
/// Undefined otherwise.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code is_empty(const Twine &path, bool &result);
/// @brief Does status represent a regular file?
///
/// @param status A file_status previously returned from status.
@ -346,40 +313,6 @@ bool is_symlink(file_status status);
/// platform specific error_code.
error_code is_symlink(const Twine &path, bool &result);
/// @brief Get last write time without changing it.
///
/// @param path Input path.
/// @param result Set to the last write time (UNIX time) of \a path if it
/// exists.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code last_write_time(const Twine &path, std::time_t &result);
/// @brief Set last write time.
///
/// @param path Input path.
/// @param value Time to set (UNIX time) \a path's last write time to.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code set_last_write_time(const Twine &path, std::time_t value);
/// @brief Read a symlink's value.
///
/// @param path Input path.
/// @param result Set to the value of the symbolic link \a path.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code read_symlink(const Twine &path, SmallVectorImpl<char> &result);
/// @brief Get disk space usage information.
///
/// @param path Input path.
/// @param result Set to the capacity, free, and available space on the device
/// \a path is on.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code disk_space(const Twine &path, space_info &result);
/// @brief Get file status as if by POSIX stat().
///
/// @param path Input path.
@ -402,16 +335,6 @@ bool status_known(file_status s);
/// platform specific error_code.
error_code status_known(const Twine &path, bool &result);
/// @brief Get file status as if by POSIX lstat().
///
/// Does not resolve symlinks.
///
/// @param path Input path.
/// @param result Set to the file status.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code symlink_status(const Twine &path, file_status &result);
/// @brief Generate a unique path and open it as a file.
///
/// Generates a unique path suitable for a temporary file and then opens it as a
@ -475,60 +398,6 @@ error_code get_magic(const Twine &path, uint32_t len,
/// platform specific error_code.
error_code identify_magic(const Twine &path, LLVMFileType &result);
/// @brief Is file bitcode?
///
/// @param path Input path.
/// @param result Set to true if \a path is a bitcode file, false if it is not,
/// undefined otherwise.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code is_bitcode(const Twine &path, bool &result);
/// @brief Is file a dynamic library?
///
/// @param path Input path.
/// @param result Set to true if \a path is a dynamic library, false if it is
/// not, undefined otherwise.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code is_dynamic_library(const Twine &path, bool &result);
/// @brief Is an object file?
///
/// @param path Input path.
/// @param result Set to true if \a path is an object file, false if it is not,
/// undefined otherwise.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code is_object_file(const Twine &path, bool &result);
/// @brief Can file be read?
///
/// @param path Input path.
/// @param result Set to true if \a path is readable, false it it is not,
/// undefined otherwise.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code can_read(const Twine &path, bool &result);
/// @brief Can file be written?
///
/// @param path Input path.
/// @param result Set to true if \a path is writeable, false it it is not,
/// undefined otherwise.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code can_write(const Twine &path, bool &result);
/// @brief Can file be executed?
///
/// @param path Input path.
/// @param result Set to true if \a path is executable, false it it is not,
/// undefined otherwise.
/// @results errc::success if result has been successfully set, otherwise a
/// platform specific error_code.
error_code can_execute(const Twine &path, bool &result);
/// @brief Get library paths the system linker uses.
///
/// @param result Set to the list of system library paths.
@ -572,35 +441,28 @@ error_code GetMainExecutable(const char *argv0, void *MainAddr,
/// @{
/// directory_entry - A single entry in a directory. Caches the status either
/// from the result of the iteration syscall, or the first time status or
/// symlink_status is called.
/// from the result of the iteration syscall, or the first time status is
/// called.
class directory_entry {
std::string Path;
mutable file_status Status;
mutable file_status SymlinkStatus;
public:
explicit directory_entry(const Twine &path, file_status st = file_status(),
file_status symlink_st = file_status())
explicit directory_entry(const Twine &path, file_status st = file_status())
: Path(path.str())
, Status(st)
, SymlinkStatus(symlink_st) {}
, Status(st) {}
directory_entry() {}
void assign(const Twine &path, file_status st = file_status(),
file_status symlink_st = file_status()) {
void assign(const Twine &path, file_status st = file_status()) {
Path = path.str();
Status = st;
SymlinkStatus = symlink_st;
}
void replace_filename(const Twine &filename, file_status st = file_status(),
file_status symlink_st = file_status());
void replace_filename(const Twine &filename, file_status st = file_status());
const std::string &path() const { return Path; }
error_code status(file_status &result) const;
error_code symlink_status(file_status &result) const;
bool operator==(const directory_entry& rhs) const { return Path == rhs.Path; }
bool operator!=(const directory_entry& rhs) const { return !(*this == rhs); }

4
lib/Support/PathV2.cpp
View File

@ -682,14 +682,12 @@ bool is_other(file_status status) {
!is_symlink(status);
}
void directory_entry::replace_filename(const Twine &filename, file_status st,
file_status symlink_st) {
void directory_entry::replace_filename(const Twine &filename, file_status st) {
SmallString<128> path(Path.begin(), Path.end());
path::remove_filename(path);
path::append(path, filename);
Path = path.str();
Status = st;
SymlinkStatus = symlink_st;
}
error_code has_magic(const Twine &path, const Twine &magic, bool &result) {