Rollup of 6 pull requests

RELEASES.md

@@ -1,3 +1,15 @@
+Version 1.43.1 (2020-05-07)
+===========================
+
+* [Updated openssl-src to 1.1.1g for CVE-2020-1967.][71430]
+* [Fixed the stabilization of AVX-512 features.][71473]
+* [Fixed `cargo package --list` not working with unpublished dependencies.][cargo/8151]
+
+[71430]: https://github.com/rust-lang/rust/pull/71430
+[71473]: https://github.com/rust-lang/rust/issues/71473
+[cargo/8151]: https://github.com/rust-lang/cargo/issues/8151
+
+
 Version 1.43.0 (2020-04-23)
 ==========================
 
@@ -14,7 +26,7 @@ Language
 - [Merge `fn` syntax + cleanup item parsing.][68728]
 - [`item` macro fragments can be interpolated into `trait`s, `impl`s, and `extern` blocks.][69366]
   For example, you may now write:
-  ```rust 
+  ```rust
   macro_rules! mac_trait {
       ($i:item) => {
           trait T { $i }
@@ -82,7 +94,7 @@ Misc
 - [Certain checks in the `const_err` lint were deemed unrelated to const
   evaluation][69185], and have been moved to the `unconditional_panic` and
   `arithmetic_overflow` lints.
-  
+
 Compatibility Notes
 -------------------
 
@@ -173,7 +185,7 @@ Language
      (e.g. `type Foo: Ord;`).
    - `...` (the C-variadic type) may occur syntactically directly as the type of
       any function parameter.
-  
+
   These are still rejected *semantically*, so you will likely receive an error
   but these changes can be seen and parsed by procedural macros and
   conditional compilation.
@@ -465,7 +477,7 @@ Compatibility Notes
 - [Using `#[inline]` on function prototypes and consts now emits a warning under
   `unused_attribute` lint.][65294] Using `#[inline]` anywhere else inside traits
   or `extern` blocks now correctly emits a hard error.
-  
+
 [65294]: https://github.com/rust-lang/rust/pull/65294/
 [66103]: https://github.com/rust-lang/rust/pull/66103/
 [65843]: https://github.com/rust-lang/rust/pull/65843/

src/bootstrap/bootstrap.py

@@ -79,6 +79,7 @@ def _download(path, url, probably_big, verbose, exception):
             option = "-#"
         else:
             option = "-s"
+        require(["curl", "--version"])
         run(["curl", option,
              "-y", "30", "-Y", "10",    # timeout if speed is < 10 bytes/sec for > 30 seconds
              "--connect-timeout", "30",  # timeout if cannot connect within 30 seconds
@@ -143,6 +144,21 @@ def run(args, verbose=False, exception=False, **kwargs):
         sys.exit(err)
 
 
+def require(cmd, exit=True):
+    '''Run a command, returning its output.
+    On error,
+        If `exit` is `True`, exit the process.
+        Otherwise, return None.'''
+    try:
+        return subprocess.check_output(cmd).strip()
+    except (subprocess.CalledProcessError, OSError) as exc:
+        if not exit:
+            return None
+        print("error: unable to run `{}`: {}".format(' '.join(cmd), exc))
+        print("Please make sure it's installed and in the path.")
+        sys.exit(1)
+
+
 def stage0_data(rust_root):
     """Build a dictionary from stage0.txt"""
     nightlies = os.path.join(rust_root, "src/stage0.txt")
@@ -164,16 +180,12 @@ def format_build_time(duration):
 def default_build_triple():
     """Build triple as in LLVM"""
     default_encoding = sys.getdefaultencoding()
-    try:
-        ostype = subprocess.check_output(
-            ['uname', '-s']).strip().decode(default_encoding)
-        cputype = subprocess.check_output(
-            ['uname', '-m']).strip().decode(default_encoding)
-    except (subprocess.CalledProcessError, OSError):
-        if sys.platform == 'win32':
-            return 'x86_64-pc-windows-msvc'
-        err = "uname not found"
-        sys.exit(err)
+    required = not sys.platform == 'win32'
+    ostype = require(["uname", "-s"], exit=required).decode(default_encoding)
+    cputype = require(['uname', '-m'], exit=required).decode(default_encoding)
+
+    if ostype is None or cputype is None:
+        return 'x86_64-pc-windows-msvc'
 
     # The goal here is to come up with the same triple as LLVM would,
     # at least for the subset of platforms we're willing to target.
@@ -203,12 +215,7 @@ def default_build_triple():
         # output from that option is too generic for our purposes (it will
         # always emit 'i386' on x86/amd64 systems).  As such, isainfo -k
         # must be used instead.
-        try:
-            cputype = subprocess.check_output(
-                ['isainfo', '-k']).strip().decode(default_encoding)
-        except (subprocess.CalledProcessError, OSError):
-            err = "isainfo not found"
-            sys.exit(err)
+        cputype = require(['isainfo', '-k']).decode(default_encoding)
     elif ostype.startswith('MINGW'):
         # msys' `uname` does not print gcc configuration, but prints msys
         # configuration. so we cannot believe `uname -m`:
@@ -766,13 +773,8 @@ def update_submodules(self):
         default_encoding = sys.getdefaultencoding()
 
         # check the existence and version of 'git' command
-        try:
-            git_version_output = subprocess.check_output(['git', '--version'])
-            git_version_str = git_version_output.strip().split()[2].decode(default_encoding)
-            self.git_version = distutils.version.LooseVersion(git_version_str)
-        except (subprocess.CalledProcessError, OSError):
-            print("error: `git` is not found, please make sure it's installed and in the path.")
-            sys.exit(1)
+        git_version_str = require(['git', '--version']).split()[2].decode(default_encoding)
+        self.git_version = distutils.version.LooseVersion(git_version_str)
 
         slow_submodules = self.get_toml('fast-submodules') == "false"
         start_time = time()

src/bootstrap/flags.rs

@@ -106,18 +106,18 @@ impl Flags {
 Usage: x.py <subcommand> [options] [<paths>...]
 
 Subcommands:
-    build       Compile either the compiler or libraries
-    check       Compile either the compiler or libraries, using cargo check
+    build, b    Compile either the compiler or libraries
+    check, c    Compile either the compiler or libraries, using cargo check
     clippy      Run clippy (uses rustup/cargo-installed clippy binary)
     fix         Run cargo fix
     fmt         Run rustfmt
-    test        Build and run some test suites
+    test, t     Build and run some test suites
     bench       Build and run some benchmarks
     doc         Build documentation
     clean       Clean out build directories
     dist        Build distribution artifacts
     install     Install distribution artifacts
-    run         Run tools contained in this repository
+    run, r      Run tools contained in this repository
 
 To learn more about a subcommand, run `./x.py <subcommand> -h`",
         );
@@ -184,17 +184,21 @@ To learn more about a subcommand, run `./x.py <subcommand> -h`",
         // there on out.
         let subcommand = args.iter().find(|&s| {
             (s == "build")
+                || (s == "b")
                 || (s == "check")
+                || (s == "c")
                 || (s == "clippy")
                 || (s == "fix")
                 || (s == "fmt")
                 || (s == "test")
+                || (s == "t")
                 || (s == "bench")
                 || (s == "doc")
                 || (s == "clean")
                 || (s == "dist")
                 || (s == "install")
                 || (s == "run")
+                || (s == "r")
         });
         let subcommand = match subcommand {
             Some(s) => s,
@@ -210,7 +214,7 @@ To learn more about a subcommand, run `./x.py <subcommand> -h`",
 
         // Some subcommands get extra options
         match subcommand.as_str() {
-            "test" => {
+            "test" | "t" => {
                 opts.optflag("", "no-fail-fast", "Run all tests regardless of failure");
                 opts.optmulti("", "test-args", "extra arguments", "ARGS");
                 opts.optmulti(
@@ -285,7 +289,7 @@ To learn more about a subcommand, run `./x.py <subcommand> -h`",
         }
         // Extra help text for some commands
         match subcommand.as_str() {
-            "build" => {
+            "build" | "b" => {
                 subcommand_help.push_str(
                     "\n
 Arguments:
@@ -312,7 +316,7 @@ Arguments:
     Once this is done, build/$ARCH/stage1 contains a usable compiler.",
                 );
             }
-            "check" => {
+            "check" | "c" => {
                 subcommand_help.push_str(
                     "\n
 Arguments:
@@ -362,7 +366,7 @@ Arguments:
         ./x.py fmt --check",
                 );
             }
-            "test" => {
+            "test" | "t" => {
                 subcommand_help.push_str(
                     "\n
 Arguments:
@@ -407,7 +411,7 @@ Arguments:
         ./x.py doc --stage 1",
                 );
             }
-            "run" => {
+            "run" | "r" => {
                 subcommand_help.push_str(
                     "\n
 Arguments:
@@ -453,11 +457,11 @@ Arguments:
         }
 
         let cmd = match subcommand.as_str() {
-            "build" => Subcommand::Build { paths },
-            "check" => Subcommand::Check { paths },
+            "build" | "b" => Subcommand::Build { paths },
+            "check" | "c" => Subcommand::Check { paths },
             "clippy" => Subcommand::Clippy { paths },
             "fix" => Subcommand::Fix { paths },
-            "test" => Subcommand::Test {
+            "test" | "t" => Subcommand::Test {
                 paths,
                 bless: matches.opt_present("bless"),
                 compare_mode: matches.opt_str("compare-mode"),
@@ -487,7 +491,7 @@ Arguments:
             "fmt" => Subcommand::Format { check: matches.opt_present("check") },
             "dist" => Subcommand::Dist { paths },
             "install" => Subcommand::Install { paths },
-            "run" => {
+            "run" | "r" => {
                 if paths.is_empty() {
                     println!("\nrun requires at least a path!\n");
                     usage(1, &opts, &subcommand_help, &extra_help);