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2017-02-20Simplify adaptive hashmaparthurprs-23/+11
2017-02-20Rollup merge of #39976 - steveklabnik:reenable-book-linkchecker, r=frewsxcvCorey Farwell-3/+3
Reenable linkchecker for books In some senses, this is a revert of https://github.com/rust-lang/rust/pull/39633/commits/cacb3bc9c741a7d41a1085af850cd3ff852307f5#diff-b64563d143f859565c8357a28ef81101R212; we disabled linkchecker for the book because the links were added by JavaScript. Now, that's fixed upstream, and so we can re-enable the checker. This also involves two other fixes: we have to check for `name`s as well as `id`s for links, and the linking algorithm of mdBook changed to the same as rustdoc's, so we change some links back. ~~~This isn't quite ready yet; it's [depending on a PR of mine to mdBook](https://github.com/azerupi/mdBook/pull/209). After that's released, this should be the last of these kinds of shenanigans~~~ 😄 This is good to go 😄
2017-02-20Rollup merge of #39937 - arthurprs:hm-adapt, r=frewsxcvCorey Farwell-5/+5
Fix spelling in hashmap comments Fixing my bad english from #38368 Note to self: triple check spelling/grammar
2017-02-20Revert "Fix up links"Steve Klabnik-3/+3
This reverts commit 7f1d1c6d9a7be5e427bace30e740b16b25f25c92. The original commit was created because mdBook and rustdoc had different generation algorithms for header links; now with https://github.com/rust-lang/rust/pull/39966 , the algorithms are the same. So let's undo this change. ... when I came across this problem, I said "eh, this isn't fun, but it doesn't take that long." I probably should have just actually taken the time to fix upstream, given that they were amenable. Oh well!
2017-02-19added Error and Display impl for std::ffi::FromBytesWithNulErrorlukaramu-0/+14
2017-02-19Auto merge of #39871 - binarycrusader:issue-39868, r=alexcrichtonbors-29/+9
libstd needs update for pending libc change This updates libstd to accommodate the fixes made in https://github.com/rust-lang/libc/pull/523 Fixes #39868
2017-02-18Fix spelling in commentsarthurprs-5/+5
2017-02-18Rollup merge of #39928 - GuillaumeGomez:env_func_urls, r=frewsxcvGuillaume Gomez-4/+11
Add missing urls for env functions r? @frewsxcv
2017-02-18Rollup merge of #39862 - stjepang:fix-wording-localkey, r=GuillaumeGomezGuillaume Gomez-3/+3
Fix wording in LocalKey documentation Fixes #39841 r? @GuillaumeGomez
2017-02-18Add missing urls for env functionsGuillaume Gomez-4/+11
2017-02-17Follow rename of mx_handle_wait Magenta syscallsRaph Levien-3/+7
The mx_handle_wait_* syscalls in Magenta were renamed to mx_object_wait. The syscall is used in the Magenta/Fuchsia implementation of std::process, to wait on child processes. In addition, this patch enables the use of the system provided libbacktrace library on Fuchsia targets. Symbolization is not yet working, but at least it allows printing hex addresses in a backtrace and makes building succeed when the backtrace feature is not disabled.
2017-02-16Resize hashmap when long probes are detectedarthurprs-12/+105
2017-02-15simplify home_dir by removing unnecessary getpwuid_r wrapperShawn Walker-Salas-18/+9
2017-02-15Rollup merge of #39861 - retep998:small-fix, r=alexcrichtonCorey Farwell-1/+1
Fix parameter to GetUserProfileDirectoryW
2017-02-15Rollup merge of #39844 - king6cong:sys, r=alexcrichtonCorey Farwell-6/+6
sys/mod doc update and mod import order adjust * Some doc updates. * Racer currently use the first mod it finds regardless of cfg attrs. Moving #[cfg(unix)] up should be a temporary tweak that works as expected for more people.
2017-02-15Rollup merge of #39839 - king6cong:refine-doc, r=frewsxcvCorey Farwell-1/+1
make doc consistent with var name
2017-02-16std::io::cursor: Fixed Seek so test passes.Amos Onn-10/+12
2017-02-15libstd needs update for pending libc changeShawn Walker-Salas-11/+0
Fixes #39868
2017-02-16std::io::cursor Added test for seeking beyond i64.Amos Onn-0/+37
2017-02-15Fix wording in LocalKey documentationStjepan Glavina-3/+3
2017-02-15Fix parameter to GetUserProfileDirectoryWPeter Atashian-1/+1
2017-02-15Improve backtrace formating while panicking.Yamakaky-514/+732
- `RUST_BACKTRACE=full` prints all the informations (old behaviour) - `RUST_BACKTRACE=(0|no)` disables the backtrace. - `RUST_BACKTRACE=<everything else>` (including `1`) shows a simplified backtrace, without the function addresses and with cleaned filenames and symbols. Also removes some unneded frames at the beginning and the end. Fixes #37783. PR is #38165.
2017-02-15sys/mod doc update and mod import order adjustking6cong-6/+6
2017-02-15Auto merge of #39594 - clarcharr:cstr_box, r=aturonbors-1/+184
Conversions between CStr, OsStr, Path and boxes This closes a bit of the inconsistencies between `CStr`, `OsStr`, `Path`, and `str`, allowing people to create boxed versions of DSTs other than `str` and `[T]`. Full list of additions: * `Default` for `Box<str>`, `Box<CStr>`, `Box<OsStr>`, and `Box<Path>` (note: `Default` for `PathBuf` is already implemented) * `CString::into_boxed_c_str` (feature gated) * `OsString::into_boxed_os_str` (feature gated) * `Path::into_boxed_path` (feature gated) * `From<&CStr> for Box<CStr>` * `From<&OsStr> for Box<OsStr>` * `From<&Path> for Box<Path>` This also includes adding the internal methods: * `sys::*::os_str::Buf::into_box` * `sys::*::os_str::Slice::{into_box, empty_box}` * `sys_common::wtf8::Wtf8Buf::into_box` * `sys_common::wtf8::Wtf8::{into_box, empty_box}`
2017-02-15Auto merge of #39560 - F001:retainHashMap, r=alexcrichtonbors-46/+182
std: Add retain method for HashMap and HashSet Fix #36648 r? @bluss
2017-02-15make doc consistent with var nameking6cong-1/+1
2017-02-15Auto merge of #39633 - steveklabnik:vendor-mdbook, r=alexcrichtonbors-3/+3
Port books to mdbook Part of https://github.com/rust-lang/rust/issues/39588 blocked on https://github.com/rust-lang/rust/pull/39431 As a first step towards the bookshelf, we ~vendor mdbook in-tree and~ port our books to it. Eventually, both of these books will be moved out-of-tree, but the nightly book will rely on doing the same thing. As such, this intermediate step is useful. r? @alexcrichton @brson /cc @azerupi
2017-02-14Conversions between CStr/OsStr/Path and boxes.Clar Charr-1/+184
2017-02-14Rollup merge of #39659 - zackw:asciiext-ctype, r=alexcrichtonCorey Farwell-0/+858
Add equivalents of C's <ctype.h> functions to AsciiExt. * `is_ascii_alphabetic` * `is_ascii_uppercase` * `is_ascii_lowercase` * `is_ascii_alphanumeric` * `is_ascii_digit` * `is_ascii_hexdigit` * `is_ascii_punctuation` * `is_ascii_graphic` * `is_ascii_whitespace` * `is_ascii_control` This addresses issue #39658. Lightly tested on x86-64-linux. tidy complains about the URLs in the documentation making lines too long, I don't know what to do about that.
2017-02-13Add feature annotations to the doctests for ascii_ctype.Zack Weinberg-0/+20
2017-02-13Fix up linksSteve Klabnik-3/+3
mdbook and rustdoc generate links differently, so we need to change all these links.
2017-02-13Squeeze URL lines under 100 chars wide to make tidy happy.Zack Weinberg-7/+7
2017-02-12Rollup merge of #39662 - Henning-K:patch-1, r=frewsxcvGuillaume Gomez-1/+1
Fixes #39661 Clarifies the potential ambiguity.
2017-02-10Rollup merge of #39721 - whataloadofwhat:catch-unwind-bang, r=alexcrichtonCorey Farwell-23/+14
Change std::panicking::try::Data into a union No longer potentially call `mem::uninitialized::<!>()` Fixes #39432
2017-02-10Change std::panicking::try::Data into a unionwhataloadofwhat-23/+14
No longer potentially call `mem::uninitialized::<!>()` Fixes #39432
2017-02-09Update set operations documentationJethro Beekman-7/+13
Reminding people of set terminology.
2017-02-08Rollup merge of #39649 - GuillaumeGomez:join_paths-url, r=frewsxcvCorey Farwell-4/+8
Add missing urls on join_paths r? @frewsxcv
2017-02-08Rollup merge of #38699 - japaric:lsan, r=alexcrichtonCorey Farwell-0/+10
LeakSanitizer, ThreadSanitizer, AddressSanitizer and MemorySanitizer support ``` $ cargo new --bin leak && cd $_ $ edit Cargo.toml && tail -n3 $_ ``` ``` toml [profile.dev] opt-level = 1 ``` ``` $ edit src/main.rs && cat $_ ``` ``` rust use std::mem; fn main() { let xs = vec![0, 1, 2, 3]; mem::forget(xs); } ``` ``` $ RUSTFLAGS="-Z sanitizer=leak" cargo run --target x86_64-unknown-linux-gnu; echo $? Finished dev [optimized + debuginfo] target(s) in 0.0 secs Running `target/debug/leak` ================================================================= ==10848==ERROR: LeakSanitizer: detected memory leaks Direct leak of 16 byte(s) in 1 object(s) allocated from: #0 0x557c3488db1f in __interceptor_malloc /shared/rust/checkouts/lsan/src/compiler-rt/lib/lsan/lsan_interceptors.cc:55 #1 0x557c34888aaa in alloc::heap::exchange_malloc::h68f3f8b376a0da42 /shared/rust/checkouts/lsan/src/liballoc/heap.rs:138 #2 0x557c34888afc in leak::main::hc56ab767de6d653a $PWD/src/main.rs:4 #3 0x557c348c0806 in __rust_maybe_catch_panic ($PWD/target/debug/leak+0x3d806) SUMMARY: LeakSanitizer: 16 byte(s) leaked in 1 allocation(s). 23 ``` ``` $ cargo new --bin racy && cd $_ $ edit src/main.rs && cat $_ ``` ``` rust use std::thread; static mut ANSWER: i32 = 0; fn main() { let t1 = thread::spawn(|| unsafe { ANSWER = 42 }); unsafe { ANSWER = 24; } t1.join().ok(); } ``` ``` $ RUSTFLAGS="-Z sanitizer=thread" cargo run --target x86_64-unknown-linux-gnu; echo $? ================== WARNING: ThreadSanitizer: data race (pid=12019) Write of size 4 at 0x562105989bb4 by thread T1: #0 racy::main::_$u7b$$u7b$closure$u7d$$u7d$::hbe13ea9e8ac73f7e $PWD/src/main.rs:6 (racy+0x000000010e3f) #1 _$LT$std..panic..AssertUnwindSafe$LT$F$GT$$u20$as$u20$core..ops..FnOnce$LT$$LP$$RP$$GT$$GT$::call_once::h2e466a92accacc78 /shared/rust/checkouts/lsan/src/libstd/panic.rs:296 (racy+0x000000010cc5) #2 std::panicking::try::do_call::h7f4d2b38069e4042 /shared/rust/checkouts/lsan/src/libstd/panicking.rs:460 (racy+0x00000000c8f2) #3 __rust_maybe_catch_panic <null> (racy+0x0000000b4e56) #4 std::panic::catch_unwind::h31ca45621ad66d5a /shared/rust/checkouts/lsan/src/libstd/panic.rs:361 (racy+0x00000000b517) #5 std::thread::Builder::spawn::_$u7b$$u7b$closure$u7d$$u7d$::hccfc37175dea0b01 /shared/rust/checkouts/lsan/src/libstd/thread/mod.rs:357 (racy+0x00000000c226) #6 _$LT$F$u20$as$u20$alloc..boxed..FnBox$LT$A$GT$$GT$::call_box::hd880bbf91561e033 /shared/rust/checkouts/lsan/src/liballoc/boxed.rs:605 (racy+0x00000000f27e) #7 std::sys::imp::thread::Thread::new::thread_start::hebdfc4b3d17afc85 <null> (racy+0x0000000abd40) Previous write of size 4 at 0x562105989bb4 by main thread: #0 racy::main::h23e6e5ca46d085c3 $PWD/src/main.rs:8 (racy+0x000000010d7c) #1 __rust_maybe_catch_panic <null> (racy+0x0000000b4e56) #2 __libc_start_main <null> (libc.so.6+0x000000020290) Location is global 'racy::ANSWER::h543d2b139f819b19' of size 4 at 0x562105989bb4 (racy+0x0000002f8bb4) Thread T1 (tid=12028, running) created by main thread at: #0 pthread_create /shared/rust/checkouts/lsan/src/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc:902 (racy+0x00000001aedb) #1 std::sys::imp::thread::Thread::new::hce44187bf4a36222 <null> (racy+0x0000000ab9ae) #2 std::thread::spawn::he382608373eb667e /shared/rust/checkouts/lsan/src/libstd/thread/mod.rs:412 (racy+0x00000000b5aa) #3 racy::main::h23e6e5ca46d085c3 $PWD/src/main.rs:6 (racy+0x000000010d5c) #4 __rust_maybe_catch_panic <null> (racy+0x0000000b4e56) #5 __libc_start_main <null> (libc.so.6+0x000000020290) SUMMARY: ThreadSanitizer: data race $PWD/src/main.rs:6 in racy::main::_$u7b$$u7b$closure$u7d$$u7d$::hbe13ea9e8ac73f7e ================== ThreadSanitizer: reported 1 warnings 66 ``` ``` $ cargo new --bin oob && cd $_ $ edit src/main.rs && cat $_ ``` ``` rust fn main() { let xs = [0, 1, 2, 3]; let y = unsafe { *xs.as_ptr().offset(4) }; } ``` ``` $ RUSTFLAGS="-Z sanitizer=address" cargo run --target x86_64-unknown-linux-gnu; echo $? ================================================================= ==13328==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7fff29f3ecd0 at pc 0x55802dc6bf7e bp 0x7fff29f3ec90 sp 0x7fff29f3ec88 READ of size 4 at 0x7fff29f3ecd0 thread T0 #0 0x55802dc6bf7d in oob::main::h0adc7b67e5feb2e7 $PWD/src/main.rs:3 #1 0x55802dd60426 in __rust_maybe_catch_panic ($PWD/target/debug/oob+0xfe426) #2 0x55802dd58dd9 in std::rt::lang_start::hb2951fc8a59d62a7 ($PWD/target/debug/oob+0xf6dd9) #3 0x55802dc6c002 in main ($PWD/target/debug/oob+0xa002) #4 0x7fad8c3b3290 in __libc_start_main (/usr/lib/libc.so.6+0x20290) #5 0x55802dc6b719 in _start ($PWD/target/debug/oob+0x9719) Address 0x7fff29f3ecd0 is located in stack of thread T0 at offset 48 in frame #0 0x55802dc6bd5f in oob::main::h0adc7b67e5feb2e7 $PWD/src/main.rs:1 This frame has 1 object(s): [32, 48) 'xs' <== Memory access at offset 48 overflows this variable HINT: this may be a false positive if your program uses some custom stack unwind mechanism or swapcontext (longjmp and C++ exceptions *are* supported) SUMMARY: AddressSanitizer: stack-buffer-overflow $PWD/src/main.rs:3 in oob::main::h0adc7b67e5feb2e7 Shadow bytes around the buggy address: 0x1000653dfd40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x1000653dfd50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x1000653dfd60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x1000653dfd70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x1000653dfd80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 =>0x1000653dfd90: 00 00 00 00 f1 f1 f1 f1 00 00[f3]f3 00 00 00 00 0x1000653dfda0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x1000653dfdb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x1000653dfdc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x1000653dfdd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x1000653dfde0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Shadow byte legend (one shadow byte represents 8 application bytes): Addressable: 00 Partially addressable: 01 02 03 04 05 06 07 Heap left redzone: fa Heap right redzone: fb Freed heap region: fd Stack left redzone: f1 Stack mid redzone: f2 Stack right redzone: f3 Stack partial redzone: f4 Stack after return: f5 Stack use after scope: f8 Global redzone: f9 Global init order: f6 Poisoned by user: f7 Container overflow: fc Array cookie: ac Intra object redzone: bb ASan internal: fe Left alloca redzone: ca Right alloca redzone: cb ==13328==ABORTING 1 ``` ``` $ cargo new --bin uninit && cd $_ $ edit src/main.rs && cat $_ ``` ``` rust use std::mem; fn main() { let xs: [u8; 4] = unsafe { mem::uninitialized() }; let y = xs[0] + xs[1]; } ``` ``` $ RUSTFLAGS="-Z sanitizer=memory" cargo run; echo $? ==30198==WARNING: MemorySanitizer: use-of-uninitialized-value #0 0x563f4b6867da in uninit::main::hc2731cd4f2ed48f8 $PWD/src/main.rs:5 #1 0x563f4b7033b6 in __rust_maybe_catch_panic ($PWD/target/debug/uninit+0x873b6) #2 0x563f4b6fbd69 in std::rt::lang_start::hb2951fc8a59d62a7 ($PWD/target/debug/uninit+0x7fd69) #3 0x563f4b6868a9 in main ($PWD/target/debug/uninit+0xa8a9) #4 0x7fe844354290 in __libc_start_main (/usr/lib/libc.so.6+0x20290) #5 0x563f4b6864f9 in _start ($PWD/target/debug/uninit+0xa4f9) SUMMARY: MemorySanitizer: use-of-uninitialized-value $PWD/src/main.rs:5 in uninit::main::hc2731cd4f2ed48f8 Exiting 77 ```
2017-02-08Fix compilation on RedoxJeremy Soller-1/+13
2017-02-09Fix missing article.Henning Kowalk-1/+1
2017-02-08sanitizer supportJorge Aparicio-0/+10
2017-02-09Fixed #39661Henning Kowalk-1/+1
Clarified potential ambiguity.
2017-02-08Add equivalents of C's <ctype.h> functions to AsciiExt.Zack Weinberg-0/+838
* `is_ascii_alphabetic` * `is_ascii_uppercase` * `is_ascii_lowercase` * `is_ascii_alphanumeric` * `is_ascii_digit` * `is_ascii_hexdigit` * `is_ascii_punctuation` * `is_ascii_graphic` * `is_ascii_whitespace` * `is_ascii_control` This addresses issue #39658.
2017-02-08Add missing urls on join_pathsGuillaume Gomez-4/+8
2017-02-08Rollup merge of #39512 - oconnor663:try_wait, r=alexcrichtonCorey Farwell-22/+21
make Child::try_wait return io::Result<Option<ExitStatus>> This is much nicer for callers who want to short-circuit real I/O errors with `?`, because they can write this if let Some(status) = foo.try_wait()? { ... } else { ... } instead of this match foo.try_wait() { Ok(status) => { ... } Err(err) if err.kind() == io::ErrorKind::WouldBlock => { ... } Err(err) => return Err(err), } The original design of `try_wait` was patterned after the `Read` and `Write` traits, which support both blocking and non-blocking implementations in a single API. But since `try_wait` is never blocking, it makes sense to optimize for the non-blocking case. Tracking issue: https://github.com/rust-lang/rust/issues/38903
2017-02-08std: Add retain method for HashMap and HashSetf001-46/+182
Fix #36648
2017-02-07Rollup merge of #39621 - GuillaumeGomez:current_dir_docs, r=steveklabnikCorey Farwell-2/+5
Add missing urls for current_dir r? @steveklabnik
2017-02-07Rollup merge of #39431 - alexcrichton:no-more-makefiles, r=brsonCorey Farwell-97/+6
Delete the makefile build system This PR deletes the makefile build system in favor of the rustbuild build system. The beta has now been branched so 1.16 will continue to be buildable from the makefiles, but going forward 1.17 will only be buildable with rustbuild. Rustbuild has been the default build system [since 1.15.0](https://github.com/rust-lang/rust/pull/37817) and the makefiles were [proposed for deletion](https://internals.rust-lang.org/t/proposal-for-promoting-rustbuild-to-official-status/4368) at this time back in November of last year. And now with the deletion of these makefiles we can start getting those sweet sweet improvements of using crates.io crates in the compiler!
2017-02-07Rollup merge of #39400 - alexcrichton:arm-cross-test, r=brsonCorey Farwell-1/+5
Add support for test suites emulated in QEMU This commit adds support to the build system to execute test suites that cannot run natively but can instead run inside of a QEMU emulator. A proof-of-concept builder was added for the `arm-unknown-linux-gnueabihf` target to show off how this might work. In general the architecture is to have a server running inside of the emulator which a local client connects to. The protocol between the server/client supports compiling tests on the host and running them on the target inside the emulator. Closes #33114
2017-02-07Rollup merge of #39372 - seanmonstar:more-addr-froms, r=alexcrichtonCorey Farwell-0/+29
A few ergonomic From impls for SocketAddr/IpAddr My main motivation is removing things like this: `"127.0.0.1:3000".parse().unwrap()`. Instead, this now works: `SocketAddr::from(([127, 0, 0, 1], 3000))` or even `([127, 0, 0, 1], 3000).into())` when passing to a function.