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Support cross-building for 32-bit arm #92

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8 changes: 8 additions & 0 deletions .travis.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,10 @@ matrix:
dist: trusty
sudo: required
env: RID=linux-x64
- os: linux
dist: trusty
sudo: required
env: RID=ubuntu.16.04-arm
- os: linux
dist: trusty
sudo: required
Expand All @@ -25,6 +29,10 @@ matrix:
dist: trusty
sudo: required
env: RID=debian.9-x64
- os: linux
dist: trusty
sudo: required
env: RID=debian-arm
- os: linux
dist: trusty
sudo: required
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6 changes: 6 additions & 0 deletions CMakeLists.arm.txt
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@@ -0,0 +1,6 @@
SET(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR arm)
set(TARGET_ABI "linux-gnueabihf")

SET(CMAKE_C_COMPILER ${CMAKE_SYSTEM_PROCESSOR}-${TARGET_ABI}-gcc)
SET(CMAKE_CXX_COMPILER ${CMAKE_SYSTEM_PROCESSOR}-${TARGET_ABI}-g++)
14 changes: 14 additions & 0 deletions Dockerfile.debian-arm
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@@ -0,0 +1,14 @@
FROM debian:9

WORKDIR /nativebinaries
COPY . /nativebinaries/

RUN dpkg --add-architecture armhf

RUN apt update \
&& apt -y install cmake pkg-config \
crossbuild-essential-armhf \
# pkg-config-arm-linux-gnueabi \
libssl-dev:armhf

CMD ["/bin/bash", "-c", "./build.libgit2.sh"]
17 changes: 17 additions & 0 deletions Dockerfile.ubuntu.16.04-arm
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@@ -0,0 +1,17 @@
FROM ubuntu:16.04

WORKDIR /nativebinaries
COPY . /nativebinaries/

RUN dpkg --add-architecture armhf \
&& sed -i 's/deb/deb [arch=amd64]/g' /etc/apt/sources.list \
&& echo "deb [arch=armhf] http://ports.ubuntu.com/ubuntu-ports xenial main universe" > /etc/apt/sources.list.d/armhf.list \
&& echo "deb [arch=armhf] http://ports.ubuntu.com/ubuntu-ports xenial-updates main universe" > /etc/apt/sources.list.d/armhf-updates.list

RUN apt update \
&& apt -y install cmake pkg-config \
crossbuild-essential-armhf \
pkg-config-arm-linux-gnueabi \
libssl-dev:armhf

CMD ["/bin/bash", "-c", "./build.libgit2.sh"]
4 changes: 4 additions & 0 deletions build.libgit2.sh
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Expand Up @@ -9,6 +9,10 @@ pushd libgit2/build

export _BINPATH=`pwd`

if [[ $RID == *arm ]]; then
export TOOLCHAIN_FILE=/nativebinaries/CMakeLists.arm.txt
fi

if [[ $RID == *arm64 ]]; then
export TOOLCHAIN_FILE=/nativebinaries/CMakeLists.arm64.txt
fi
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