From ba7372fbffc6948878e887d4974d14bcbf8cb9f1 Mon Sep 17 00:00:00 2001
From: Andrii Radyk <ander.ender@gmail.com>
Date: Wed, 23 May 2018 00:18:03 +0200
Subject: [PATCH] add musl as libc

---
 .travis.yml   |  4 ++--
 ci/openssl.sh | 17 +++++++++++++++++
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 390baa4..8813b9c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,8 +16,8 @@ script:
   - cargo build --verbose --all
   - cargo test --verbose --all
 before_deploy:
-  - sudo bash -x ci/openssl.sh linux-x86_64
-  - OPENSSL_STATIC=yes OPENSSL_LIB_DIR=/openssl/lib OPENSSL_INCLUDE_DIR=/openssl/include cargo build --release
+  - sudo bash -x ci/openssl.sh linux-x86_64 musl- -static
+  - CC_x86_64_unknown_linux_musl=musl-gcc OPENSSL_STATIC=yes OPENSSL_LIB_DIR=/openssl/lib OPENSSL_INCLUDE_DIR=/openssl/include cargo build --release
   - tar -C target/release -czf $(pwd)/s3find-$TRAVIS_TAG-x86_64-$TRAVIS_OS_NAME.tar.gz s3find
 deploy:
   api_key:
diff --git a/ci/openssl.sh b/ci/openssl.sh
index 24c80cb..2e27b55 100644
--- a/ci/openssl.sh
+++ b/ci/openssl.sh
@@ -10,6 +10,7 @@ main() {
     local version=1.0.2m
     local os=$1 \
           triple=$2
+    local m_version=1.1.15
 
     local dependencies=(
         ca-certificates
@@ -32,6 +33,22 @@ main() {
         fi
     done
 
+    local td=$(mktemp -d)
+
+    pushd $td
+    curl https://www.musl-libc.org/releases/musl-$m_version.tar.gz | \
+        tar --strip-components=1 -xz
+
+    CFLAGS="-fPIC ${@:3}" ./configure \
+          --disable-shared \
+          --prefix=/usr/local \
+          $(test -z $target || echo --target=$target)
+    nice make -j$(nproc)
+    nice make install
+    ln -s /usr/bin/ar /usr/local/bin/musl-ar
+
+    popd
+
     td=$(mktemp -d)
 
     pushd $td