Merge pull request #49 from japaric/musl32

add i686-unknown-linux-musl target

Author: Jorge Aparicio

.travis.yml

@@ -58,6 +58,9 @@ matrix:
           packages: &i686_unknown_linux_gnu
             # Cross compiler and cross compiled C libraries
             - gcc-multilib
+    - os: linux
+      rust: stable
+      env: TARGET=i686-unknown-linux-musl
     - os: osx
       rust: stable
       env: TARGET=x86_64-apple-darwin
@@ -93,6 +96,9 @@ matrix:
       addons:
         apt:
           packages: *i686_unknown_linux_gnu
+    - os: linux
+      rust: beta
+      env: TARGET=i686-unknown-linux-musl
     - os: osx
       rust: beta
       env: TARGET=x86_64-apple-darwin
@@ -128,6 +134,9 @@ matrix:
       addons:
         apt:
           packages: *i686_unknown_linux_gnu
+    - os: linux
+      rust: nightly
+      env: TARGET=i686-unknown-linux-musl
     - os: osx
       rust: nightly
       env: TARGET=x86_64-apple-darwin
@@ -137,6 +146,14 @@ matrix:
     - os: linux
       rust: nightly
       env: TARGET=x86_64-unknown-linux-musl
+  allow_failures:
+    # Target `i686-unknown-linux-musl` is currently only available on the nightly channel
+    - os: linux
+      rust: stable
+      env: TARGET=i686-unknown-linux-musl
+    - os: linux
+      rust: beta
+      env: TARGET=i686-unknown-linux-musl
 
 before_install:
   - export PATH="$PATH:$HOME/.cargo/bin"

README.md

@@ -32,6 +32,7 @@ executed using qemu user emulation, but this approach has problems when too many
 - `i686-pc-windows-gnu` (32-bit Windows, MinGW)
 - `i686-pc-windows-msvc` (32-bit Windows, MSVC)
 - `i686-unknown-linux-gnu` (32-bit Linux)
+- `i686-unknown-linux-musl`. (32-bit Linux, statically linked binaries)
 - `x86_64-apple-darwin` (64-bit OSX)
 - `x86_64-pc-windows-gnu` (64-bit Windows, MinGW)
 - `x86_64-pc-windows-msvc` (64-bit Windows, MSVC)

ci/utils.sh

@@ -43,7 +43,7 @@ architecture() {
         x86_64-unknown-linux-gnu|x86_64-unknown-linux-musl)
             echo amd64
             ;;
-        i686-unknown-linux-gnu)
+        i686-unknown-linux-gnu|i686-unknown-linux-musl)
             echo i386
             ;;
         arm*-unknown-linux-gnueabihf)