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2019-02-23Correct OpenOptions::security_qos_flags documentationPaul Dicker-6/+20
2019-02-23Remove pub(crate) from stderr_rawPaul Dicker-4/+4
2019-02-23Rollup merge of #58453 - jethrogb:jb/sgx-panic-abort, r=nagisaMazdak Farrokhzad-0/+1
SGX target: fix panic = abort What is the difference between `no_mangle` and `rustc_std_internal_symbol`?
2019-02-22Rollup merge of #58059 - RalfJung:before_exec, r=alexcrichtonMazdak Farrokhzad-12/+56
deprecate before_exec in favor of unsafe pre_exec Fixes https://github.com/rust-lang/rust/issues/39575 As per the [lang team decision](https://github.com/rust-lang/rust/issues/39575#issuecomment-442993358): > The language team agreed that before_exec should be unsafe, and leaves the details of a transition plan to the libs team. Cc @alexcrichton @rust-lang/libs how would you like to proceed?
2019-02-20Use standard Read/Write traits in sys::stdioPaul Dicker-75/+114
2019-02-20Address review commentsPaul Dicker-22/+36
2019-02-20Refactor Windows stdio and remove stdin double bufferingPaul Dicker-116/+178
2019-02-20Remove unused Read implementation on sys::Windows::StdinPaul Dicker-9/+0
2019-02-20Remove sys::*::Stderr Write implementationPaul Dicker-78/+4
2019-02-16Rollup merge of #58438 - cuviper:posix_spawn_file_actions_addchdir_np, ↵kennytm-2/+22
r=alexcrichton Use posix_spawn_file_actions_addchdir_np when possible This is a non-POSIX extension implemented in Solaris and in glibc 2.29. With this we can still use `posix_spawn()` when `Command::current_dir()` has been set, otherwise we fallback to `fork(); chdir(); exec()`.
2019-02-15Fix SECURITY_SQOS_PRESENT missingPaul Dicker-2/+5
if security_qos_flags(SECURITY_ANONYMOUS) is set
2019-02-14SGX target: fix panic = abortJethro Beekman-0/+1
2019-02-13impl Deref/DerefMut for IoVec typesSteven Fackler-22/+22
Returning &'a mut [u8] was unsound, and we may as well just have them directly deref to their slices to make it easier to work with them.
2019-02-13Add vectored read and write supportSteven Fackler-79/+515
This functionality has lived for a while in the tokio ecosystem, where it can improve performance by minimizing copies.
2019-02-13Return without a reference in unix Weak::get()Josh Stone-5/+4
2019-02-13Avoid allocation in std::sys::unix::weakJosh Stone-3/+3
If we add a terminating NUL to the name in the `weak!` macro, then `fetch()` can use `CStr::from_bytes_with_nul()` instead of `CString`.
2019-02-13Use posix_spawn_file_actions_addchdir_np when possibleJosh Stone-2/+22
This is a non-POSIX extension implemented in Solaris and in glibc 2.29. With this we can still use `posix_spawn()` when `Command::current_dir()` has been set, otherwise we fallback to `fork(); chdir(); exec()`.
2019-02-13Auto merge of #58235 - jethrogb:jb/sgx-usercall-internals, r=alexcrichtonbors-81/+59
SGX target: simplify usercall internals This moves logic from assembly to Rust and removes the special case for exit/panic handling, merging it with regular usercall handling. Also, this fixes a bug in the exit usercall introduced in a75ae00. The bug would make regular exits look like panics with high probability. It would also with some probability leak information through uncleared registers. cc @VardhanThigle r? @alexcrichton
2019-02-12Auto merge of #58341 - alexreg:cosmetic-2-doc-comments, r=steveklabnikbors-137/+142
Cosmetic improvements to doc comments This has been factored out from https://github.com/rust-lang/rust/pull/58036 to only include changes to documentation comments (throughout the rustc codebase). r? @steveklabnik Once you're happy with this, maybe we could get it through with r=1, so it doesn't constantly get invalidated? (I'm not sure this will be an issue, but just in case...) Anyway, thanks for your advice so far!
2019-02-11remove "experimental" wording from std::os::unixAndy Russell-1/+1
2019-02-10libs: doc commentsAlexander Regueiro-125/+130
2019-02-10tests: doc commentsAlexander Regueiro-12/+12
2019-02-10Auto merge of #58361 - GuillaumeGomez:rollup, r=GuillaumeGomezbors-3/+3
Rollup of 16 pull requests Successful merges: - #57259 (Update reference of rlibc crate to compiler-builtins crate) - #57740 (Use `to_ne_bytes` for converting IPv4Addr to octets) - #57926 (Tiny expansion to docs for `core::convert`.) - #58157 (Add Cargo.lock automatically adding message) - #58203 (rustdoc: display sugared return types for async functions) - #58243 (Add trait alias support in rustdoc) - #58262 (Add #[must_use] message to Fn* traits) - #58295 (std::sys::unix::stdio: explain why we do into_raw) - #58297 (Cleanup JS a bit) - #58317 (Some writing improvement, conciseness of intro) - #58324 (miri: give non-generic functions a stable address) - #58332 (operand-to-place copies should never be overlapping) - #58345 (When there are multiple filenames, print what got interpreted as filenames) - #58346 (rpath computation: explain why we pop()) - #58350 (Fix failing tidy (line endings on Windows)) - #58352 (miri value visitor: use `?` in macro) Failed merges: r? @ghost
2019-02-10Rollup merge of #58295 - RalfJung:stdio, r=alexcrichtonGuillaume Gomez-3/+3
std::sys::unix::stdio: explain why we do into_raw I was quite puzzled why someone would call `into_raw` and then ignore the result.
2019-02-10Auto merge of #58129 - RalfJung:maybe-uninit, r=cramertjbors-2/+2
MaybeUninit: some docs, rename into_inner -> into_initialized, return &mut from set
2019-02-10fix SGX build failuresRalf Jung-2/+2
2019-02-08std::sys::unix::stdio: explain why we do into_rawRalf Jung-3/+3
2019-02-07Rollup merge of #58136 - abonander:doc-win-stdio-unicode, r=dtolnaykennytm-1/+3
Improve error message and docs for non-UTF-8 bytes in stdio on Windows This should make debugging problems like abonander/multipart#106 significantly more straightforward in the future. cc #23344, @retep998 @alexcrichton Not sure who do r? so I'll let rust-highfive pick one.
2019-02-06SGX target: simplify usercall internalsJethro Beekman-81/+59
This moves logic from assembly to Rust and removes the special case for exit/panic handling, merging it with regular usercall handling. Also, this fixes a bug in the exit usercall introduced in a75ae00. The bug would make regular exits look like panics with high probability. It would also with some probability leak information through uncleared registers.
2019-02-06Rollup merge of #58182 - jethrogb:jb/sgx-bytebuffer-len-0, r=joshtriplettkennytm-2/+8
SGX target: handle empty user buffers correctly Also, expose correct items in `os::fortanix_sgx::usercalls::alloc` * [read_alloc documentation](https://edp.fortanix.com/docs/api/fortanix_sgx_abi/struct.Usercalls.html#method.read_alloc) * [Clarified ByteBuffer documentation](https://github.com/fortanix/rust-sgx/pull/94/files#diff-ca843ad9e25cacd63a80579c0f7efa56) r? @joshtriplett
2019-02-05SGX target: handle empty user buffers correctlyJethro Beekman-2/+8
2019-02-04Remove stray FIXMEJethro Beekman-3/+0
2019-02-03Improve error message and docs for non-UTF-8 bytes in stdio on WindowsAustin Bonander-1/+3
cc #23344
2019-02-03Auto merge of #57922 - davidtwco:issue-57410, r=petrochenkovbors-0/+2
Update visibility of intermediate use items. Fixes #57410 and fixes #53925 and fixes #47816. Currently, the target of a use statement will be updated with the visibility of the use statement itself (if the use statement was visible). This PR ensures that if the path to the target item is via another use statement then that intermediate use statement will also have the visibility updated like the target. This silences incorrect `unreachable_pub` lints with inactionable suggestions.
2019-02-03POSIX requires async signal safety for fork in signal handlers, not in generalRalf Jung-4/+2
2019-02-03more formattingRalf Jung-4/+8
2019-02-02Update visibility of intermediate use items.David Wood-0/+2
Currently, the target of a use statement will be updated with the visibility of the use statement itself (if the use statement was visible). This commit ensures that if the path to the target item is via another use statement then that intermediate use statement will also have the visibility updated like the target. This silences incorrect `unreachable_pub` lints with inactionable suggestions.
2019-02-02pre_exec: expand docsRalf Jung-6/+8
2019-02-02deprecate things a bit slowerRalf Jung-2/+2
2019-02-01also replace before_exec by pre_exec on redoxRalf Jung-6/+26
2019-02-01deprecate before_exec in favor of unsafe pre_execRalf Jung-4/+24
2019-02-01Fix `std::os::fortanix_sgx::usercalls::raw::UsercallNrs`Jethro Beekman-4/+9
Fixes https://github.com/fortanix/rust-sgx/issues/88
2019-01-29SGX target: improve panic & exit handlingJethro Beekman-22/+32
2019-01-26Replace deprecated ATOMIC_INIT constsMark Rousskov-10/+43
2019-01-24Rollup merge of #57860 - jethrogb:jb/sgx-os-ffi, r=joshtriplettMazdak Farrokhzad-0/+110
Add os::fortanix_sgx::ffi module This uses the same byte slice accessors that Unix has. The [ABI specifies](https://docs.rs/fortanix-sgx-abi/0.3.2/fortanix_sgx_abi/struct.ByteBuffer.html) byte slices.
2019-01-24Rollup merge of #57803 - jethrogb:jb/sgx-unwind-version, r=alexcrichtonMazdak Farrokhzad-0/+15
Several changes to libunwind for SGX target Two fixes: * #34978 bites again! * __rust_alloc are actually private symbols. Add new public versions. Also, these ones are `extern "C"`. Upstream changes (https://github.com/fortanix/llvm-project/pull/2, https://github.com/fortanix/llvm-project/pull/3): * b7357de Avoid too new relocation types being emitted * 0feefe5 Use new symbol names to call Rust allocator Fixes https://github.com/fortanix/rust-sgx/issues/65
2019-01-23Add a comment on the meaning of Instant t: DurationAlex Berghage-0/+2
2019-01-23Add os::fortanix_sgx::ffi moduleJethro Beekman-0/+110
2019-01-22Rebase and fix new instantiation fnAlex Berghage-1/+1
2019-01-22Move Instant backing type to DurationAlex Berghage-22/+14
Per review comments, this commit switches out the backing type for Instant on windows to a Duration. Tests all pass, and the code's a lot simpler (plus it should be portable now, with the exception of the QueryPerformanceWhatever functions).