+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/integer_comparisons/greater_equal_neg.cc:
+ Add -O2 to dg-options.
+ * testsuite/20_util/integer_comparisons/greater_neg.cc:
+ Likewise.
+ * testsuite/20_util/integer_comparisons/less_equal_neg.cc:
+ Likewise.
+ * testsuite/lib/prune.exp: Prune 'in constexpr expansion'.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2022-02-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/27_io/filesystem/iterators/97731.cc: New test.
+ * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
+ Check follow_directory_symlink option.
+ * testsuite/experimental/filesystem/iterators/recursive_directory_iterator.cc:
+ Likewise.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2023-06-06 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/108178
+ * src/filesystem/ops-common.h (do_copy_file): Check for empty
+ files by trying to read a character.
+ * testsuite/27_io/filesystem/operations/copy_file_108178.cc:
+ New test.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2023-06-06 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/filesystem/ops-common.h (do_copy_file) [O_CLOEXEC]: Set
+ close-on-exec flag on file descriptors.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2023-03-20 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/filesystem/ops-common.h (get_temp_directory_from_env): Fix
+ formatting.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2023-02-02 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/filesystem/ops-common.h [AVR] (__unsupported): Always use
+ errc::function_not_supported instead of errc::not_supported.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2022-06-28 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/c++17/fs_dir.cc (_Dir::_Dir) [!_GLIBCXX_HAVE_OPENAT]:
+ Always store pathname if we don't have openat or unlinkat,
+ because the full path is needed to open sub-directories and
+ remove entries.
+
+2023-10-04 Alexandre Oliva <oliva@adacore.com>
+
+ Backported from master:
+ 2022-06-27 Alexandre Oliva <oliva@adacore.com>
+
+ * src/c++17/fs_dir.cc (dir_and_pathname): Use dirfd if
+ _GLIBCXX_HAVE_OPENAT.
+
+2023-10-04 Alexandre Oliva <oliva@adacore.com>
+
+ Backported from master:
+ 2022-06-24 Alexandre Oliva <oliva@adacore.com>
+
+ * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for
+ openat.
+ * configure, config.h.in: Rebuilt.
+ * src/filesystem/dir-common.h (openat): Use ::openat if
+ _GLIBCXX_HAVE_OPENAT.
+ * src/filesystem/dir.cc (dir_and_pathname): Use dirfd if
+ _GLIBCXX_HAVE_OPENAT.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2022-02-10 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/filesystem/dir-common.h (_GLIBCXX_HAVE_DIRFD): Undefine
+ when <dirent.h> is not available.
+ (_GLIBCXX_HAVE_UNLINKAT): Likewise.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2022-02-08 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/c++17/fs_dir.cc (_Dir(DIR*, const path&)): Change first
+ parameter to _Dir_base&&.
+ * src/filesystem/dir-common.h (_Dir_base(DIR*)): Remove.
+ * src/filesystem/dir.cc (_Dir(DIR*, const path&)): Change first
+ parameter to _Dir_base&&.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2022-02-08 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/104161
+ * src/c++17/fs_dir.cc (fs::recursive_directory_iterator::__erase):
+ [i_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Refresh entry._M_type member,
+ instead of checking for errno values indicating a directory.
+ * src/c++17/fs_ops.cc (fs::remove_all(const path&)): Use similar
+ logic to non-throwing overload.
+ (fs::remove_all(const path&, error_code&)): Add comments.
+ * src/filesystem/ops-common.h: Likewise.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2022-02-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/filesystem/dir-common.h (_Dir_base::openat): Change return
+ type to use portable posix::DIR alias.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2022-02-04 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/104161
+ * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for dirfd
+ and unlinkat.
+ * config.h.in: Regenerate.
+ * configure: Regenerate.
+ * include/bits/fs_dir.h (recursive_directory_iterator): Declare
+ remove_all overloads as friends.
+ (recursive_directory_iterator::__erase): Declare new member
+ function.
+ * include/bits/fs_fwd.h (remove, remove_all): Declare.
+ * src/c++17/fs_dir.cc (_Dir): Add filename_only parameter to
+ constructor. Pass file descriptor argument to base constructor.
+ (_Dir::dir_and_pathname, _Dir::open_subdir, _Dir::do_unlink)
+ (_Dir::unlink, _Dir::rmdir): Define new member functions.
+ (directory_iterator): Pass filename_only argument to _Dir
+ constructor.
+ (recursive_directory_iterator::_Dir_stack): Adjust constructor
+ parameters to take a _Dir rvalue instead of creating one.
+ (_Dir_stack::orig): Add data member for storing original path.
+ (_Dir_stack::report_error): Define new member function.
+ (__directory_iterator_nofollow): Move here from dir-common.h and
+ fix value to be a power of two.
+ (__directory_iterator_filename_only): Define new constant.
+ (recursive_directory_iterator): Construct _Dir object and move
+ into _M_dirs stack. Pass skip_permission_denied argument to first
+ advance call.
+ (recursive_directory_iterator::increment): Use _Dir::open_subdir.
+ (recursive_directory_iterator::__erase): Define new member
+ function.
+ * src/c++17/fs_ops.cc (ErrorReporter, do_remove_all): Remove.
+ (fs::remove_all): Use new recursive_directory_iterator::__erase
+ member function.
+ * src/filesystem/dir-common.h (_Dir_base): Add int parameter to
+ constructor and use openat to implement nofollow semantics.
+ (_Dir_base::fdcwd, _Dir_base::set_close_on_exec, _Dir_base::openat):
+ Define new member functions.
+ (__directory_iterator_nofollow): Move to fs_dir.cc.
+ * src/filesystem/dir.cc (_Dir): Pass file descriptor argument to
+ base constructor.
+ (_Dir::dir_and_pathname, _Dir::open_subdir): Define new member
+ functions.
+ (recursive_directory_iterator::_Dir_stack): Adjust constructor
+ parameters to take a _Dir rvalue instead of creating one.
+ (recursive_directory_iterator): Check for new nofollow option.
+ Construct _Dir object and move into _M_dirs stack. Pass
+ skip_permission_denied argument to first advance call.
+ (recursive_directory_iterator::increment): Use _Dir::open_subdir.
+ * src/filesystem/ops.cc (fs::remove_all): Use C++17 remove_all.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2022-01-25 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/104161
+ * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for
+ fdopendir.
+ * config.h.in: Regenerate.
+ * configure: Regenerate.
+ * src/c++17/fs_dir.cc (_Dir): Add nofollow flag to constructor
+ and pass it to base class constructor.
+ (directory_iterator): Pass nofollow flag to _Dir constructor.
+ (fs::recursive_directory_iterator::increment): Likewise.
+ * src/c++17/fs_ops.cc (do_remove_all): Use nofollow option for
+ directory_iterator constructor. Move error check outside loop.
+ * src/filesystem/dir-common.h (_Dir_base): Add nofollow flag to
+ constructor and when it's set use ::open with O_NOFOLLOW and
+ O_DIRECTORY.
+ * src/filesystem/dir.cc (_Dir): Add nofollow flag to constructor
+ and pass it to base class constructor.
+ (directory_iterator): Pass nofollow flag to _Dir constructor.
+ (fs::recursive_directory_iterator::increment): Likewise.
+ * src/filesystem/ops.cc (remove_all): Use nofollow option for
+ directory_iterator constructor. Move error check outside loop.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2021-10-02 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/c++17/fs_ops.cc (create_directory): Fix typo in enum name.
+ * src/filesystem/ops-common.h (__last_system_error): Add
+ explicit cast to avoid narrowing conversion.
+ (do_space): Fix type in function name.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2021-10-01 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/99327
+ * src/filesystem/ops-common.h (__unsupported): New function to
+ return a suitable error code for missing functionality.
+ (posix::off_t): New typedef.
+ (posix::*): Set errno to ENOSYS instead of ENOTSUP for no-op
+ fallback implementations.
+ (do_copy_file): Replace uses of errc::not_supported.
+ * src/c++17/fs_ops.cc (fs::copy, fs::copy_file, create_dir)
+ (fs::create_directory, fs::create_directory_symlink)
+ (fs::create_hard_link, fs::create_symlink, fs::current_path)
+ (fs::equivalent, do_stat, fs::file_size, fs::hard_link_count)
+ (fs::last_write_time, fs::permissions, fs::read_symlink):
+ Replace uses of errc::not_supported.
+ (fs::resize_file): Qualify off_t.
+ * src/filesystem/ops.cc (fs::copy, fs::copy_file, create_dir)
+ (fs::create_directory, fs::create_directory_symlink)
+ (fs::create_hard_link, fs::create_symlink, fs::current_path)
+ (fs::equivalent, do_stat, fs::file_size, fs::last_write_time)
+ (fs::permissions, fs::read_symlink, fs::system_complete):
+ Replace uses of errc::not_supported.
+ (fs::resize_file): Qualify off_t and enable unconditionally.
+ * testsuite/19_diagnostics/system_error/cons-1.cc: Likewise.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2021-10-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/filesystem/ops-common.h (last_error): New helper function.
+ (filesystem::do_space): Use last_error().
+ * src/c++17/fs_ops.cc (fs::absolute, fs::create_hard_link)
+ (fs::equivalent, fs::remove, fs::temp_directory_path): Use
+ last_error().
+ * src/filesystem/ops.cc (fs::create_hard_link)
+ (fs::remove, fs::temp_directory_path): Likewise.
+
+2023-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ Revert:
+ 2023-03-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/c++17/fs_ops.cc [AVR] (not_supported): Define as a macro
+ for function_not_supported.
+ * src/filesystem/ops-common.h [AVR] (ENOTSUP): Define as a macro
+ for ENOSYS.
+
2023-10-02 Tim Song <t.canens.cpp@gmail.com>
Backported from master:
projects / thirdparty / gcc.git / commitdiff
