Add CI based on trust

.travis.yml

@@ -1,30 +1,115 @@
+# Based on the "trust" template v0.1.1
+# https://github.com/japaric/trust/tree/v0.1.1
+
+dist: trusty
 language: rust
-sudo: false
-before_script:
-  - pip install 'travis-cargo<0.2' --user && export PATH=$HOME/.local/bin:$PATH
+services: docker
+sudo: required
+
+# TODO Rust builds on stable by default, this can be
+# overridden on a case by case basis down below.
+
+env:
+  global:
+    # TODO Update this to match the name of your project.
+    - CRATE_NAME=trust
 
 matrix:
+  # TODO These are all the build jobs. Adjust as necessary. Comment out what you
+  # don't need
   include:
-    - rust: 1.18.0
-    - rust: stable
-    - rust: stable
+    # Android
+    # - env: TARGET=aarch64-linux-android DISABLE_TESTS=1
+    # - env: TARGET=arm-linux-androideabi DISABLE_TESTS=1
+    - env: TARGET=armv7-linux-androideabi DISABLE_TESTS=1
+    # - env: TARGET=i686-linux-android DISABLE_TESTS=1
+    # - env: TARGET=x86_64-linux-android DISABLE_TESTS=1
+
+    # iOS
+    # - env: TARGET=aarch64-apple-ios DISABLE_TESTS=1
+    #   os: osx
+    - env: TARGET=armv7-apple-ios DISABLE_TESTS=1
       os: osx
-    - rust: beta
-    - rust: nightly
-      script:
-        - cargo test --all
-        - cargo test --all --features nightly
-        - cargo test --all --benches
-        - cargo build --all --no-default-features
-        - cargo doc --no-deps --features nightly
+    # - env: TARGET=armv7s-apple-ios DISABLE_TESTS=1
+    #   os: osx
+    # - env: TARGET=i386-apple-ios DISABLE_TESTS=1
+    #   os: osx
+    # - env: TARGET=x86_64-apple-ios DISABLE_TESTS=1
+    #   os: osx
+
+    # Linux
+    # - env: TARGET=aarch64-unknown-linux-gnu
+    # - env: TARGET=arm-unknown-linux-gnueabi
+    # - env: TARGET=armv7-unknown-linux-gnueabihf
+    - env: TARGET=i686-unknown-linux-gnu
+    # - env: TARGET=i686-unknown-linux-musl
+    - env: TARGET=mips-unknown-linux-gnu
+    - env: TARGET=mips64-unknown-linux-gnuabi64
+    # - env: TARGET=mips64el-unknown-linux-gnuabi64
+    # - env: TARGET=mipsel-unknown-linux-gnu
+    # - env: TARGET=powerpc-unknown-linux-gnu
+    # - env: TARGET=powerpc64-unknown-linux-gnu
+    # - env: TARGET=powerpc64le-unknown-linux-gnu
+    # - env: TARGET=s390x-unknown-linux-gnu DISABLE_TESTS=1
+    - env: TARGET=x86_64-unknown-linux-gnu
+    # - env: TARGET=x86_64-unknown-linux-musl
+
+    # OSX
+    - env: TARGET=i686-apple-darwin
+      os: osx
+    - env: TARGET=x86_64-apple-darwin
+      os: osx
+
+    # *BSD
+    - env: TARGET=i686-unknown-freebsd DISABLE_TESTS=1
+    - env: TARGET=x86_64-unknown-freebsd DISABLE_TESTS=1
+    - env: TARGET=x86_64-unknown-netbsd DISABLE_TESTS=1
+
+    # Windows
+    # - env: TARGET=x86_64-pc-windows-gnu
+
+    # Bare metal
+    # These targets don't support std and as such are likely not suitable for
+    # most crates.
+    # - env: TARGET=thumbv6m-none-eabi
+    # - env: TARGET=thumbv7em-none-eabi
+    # - env: TARGET=thumbv7em-none-eabihf
+    # - env: TARGET=thumbv7m-none-eabi
+
+    # Testing other channels
+    - env: TARGET=x86_64-unknown-linux-gnu NIGHTLY=1
+      rust: nightly
+    - env: TARGET=x86_64-apple-darwin NIGHTLY=1
+      os: osx
+      rust: nightly
+
+before_install:
+  - set -e
+  - rustup self update
+
+install:
+  - sh ci/install.sh
+  - source ~/.cargo/env || true
+
 script:
-  - cargo test --all
-  - cargo build --all --no-default-features
-after_success:
-  - travis-cargo --only nightly doc-upload
-env:
-  global:
-    secure: "BdDntVHSompN+Qxz5Rz45VI4ZqhD72r6aPl166FADlnkIwS6N6FLWdqs51O7G5CpoMXEDvyYrjmRMZe/GYLIG9cmqmn/wUrWPO+PauGiIuG/D2dmfuUNvSTRcIe7UQLXrfP3yyfZPgqsH6pSnNEVopquQKy3KjzqepgriOJtbyY="
+  - bash ci/script.sh
+
+after_script: set +e
+
+before_deploy:
+  - sh ci/before_deploy.sh
+
+cache: cargo
+before_cache:
+  # Travis can't cache files that are not readable by "others"
+  - chmod -R a+r $HOME/.cargo
+
+# after_success:
+#   - travis-cargo --only nightly doc-upload
+
+# env:
+#   global:
+#     secure: "BdDntVHSompN+Qxz5Rz45VI4ZqhD72r6aPl166FADlnkIwS6N6FLWdqs51O7G5CpoMXEDvyYrjmRMZe/GYLIG9cmqmn/wUrWPO+PauGiIuG/D2dmfuUNvSTRcIe7UQLXrfP3yyfZPgqsH6pSnNEVopquQKy3KjzqepgriOJtbyY="
 
 notifications:
   email:

ci/install.sh

@@ -0,0 +1,47 @@
+set -ex
+
+main() {
+    local target=
+    if [ $TRAVIS_OS_NAME = linux ]; then
+        target=x86_64-unknown-linux-musl
+        sort=sort
+    else
+        target=x86_64-apple-darwin
+        sort=gsort  # for `sort --sort-version`, from brew's coreutils.
+    fi
+
+    # Builds for iOS are done on OSX, but require the specific target to be
+    # installed.
+    case $TARGET in
+        aarch64-apple-ios)
+            rustup target install aarch64-apple-ios
+            ;;
+        armv7-apple-ios)
+            rustup target install armv7-apple-ios
+            ;;
+        armv7s-apple-ios)
+            rustup target install armv7s-apple-ios
+            ;;
+        i386-apple-ios)
+            rustup target install i386-apple-ios
+            ;;
+        x86_64-apple-ios)
+            rustup target install x86_64-apple-ios
+            ;;
+    esac
+
+    # This fetches latest stable release
+    local tag=$(git ls-remote --tags --refs --exit-code https://github.com/japaric/cross \
+                       | cut -d/ -f3 \
+                       | grep -E '^v[0.1.0-9.]+$' \
+                       | $sort --version-sort \
+                       | tail -n1)
+    curl -LSfs https://japaric.github.io/trust/install.sh | \
+        sh -s -- \
+           --force \
+           --git japaric/cross \
+           --tag $tag \
+           --target $target
+}
+
+main

ci/script.sh

@@ -0,0 +1,28 @@
+# This script takes care of testing your crate
+
+set -ex
+
+# TODO This is the "test phase", tweak it as you see fit
+main() {
+    cross build --target $TARGET
+    cross build --all --no-default-features --target $TARGET --release
+    if [ ! -z $NIGHTLY ]; then
+        cross doc --no-deps --features nightly
+    fi
+
+    if [ ! -z $DISABLE_TESTS ]; then
+        return
+    fi
+
+    cross test --all --target $TARGET
+
+    if [ ! -z $NIGHTLY ]; then
+        cross test --all --features nightly --target $TARGET
+        cross test --all --benches --target $TARGET
+    fi
+}
+
+# we don't run the "test phase" when doing deploys
+if [ -z $TRAVIS_TAG ]; then
+    main
+fi

rand_core/src/impls.rs

@@ -89,7 +89,7 @@ macro_rules! impl_uint_from_fill {
             let slice = slice::from_raw_parts_mut(ptr, $N);
             $self.fill_bytes(slice);
         }
-        int.to_le()
+        int
     });
 }
 

src/os.rs

@@ -81,7 +81,7 @@ impl Rng for OsRng {
 struct ReadRng<R> (R);
 
 impl<R: Read> ReadRng<R> {
-    fn try_fill(&mut self, mut dest: &mut [u8]) -> Result<(), Error> {
+    fn try_fill(&mut self, dest: &mut [u8]) -> Result<(), Error> {
         if dest.len() == 0 { return Ok(()); }
         // Use `std::io::read_exact`, which retries on `ErrorKind::Interrupted`.
         self.0.read_exact(dest).map_err(|err| {