Use github actions for automated builds (#627)

* Copy snapshot workflow from mainline.

Travis died. We need something that checks OpenOCD builds.

Change-Id: I7c018caaa3a13884fc526733271697bc90edc891
Signed-off-by: Tim Newsome <tim@sifive.com>

* Run checkpatch like we used to do with travis.

Nervous about this because upstream often messes things up.

Change-Id: I0ca0229ea2bd4422d7ffe4800e8861acc716cf56
Signed-off-by: Tim Newsome <tim@sifive.com>

* Fetch more, install filterdiff.

Change-Id: I8cca61c5adc91b845619f2cc89accbb5217ce73a
Signed-off-by: Tim Newsome <tim@sifive.com>

* It's patchutils, not filterdiff.

Change-Id: I2afe78bc4153462283a61571e15ee147f9f20b10
Signed-off-by: Tim Newsome <tim@sifive.com>

* Fetch more revisions.

Change-Id: Ieb5269494721f7b78d93d67c502203f1b1fbbba7
Signed-off-by: Tim Newsome <tim@sifive.com>

* gnulib no longer exists.

Change-Id: I97fc797c99f19f6b504952f7cb9c7072181c1e72
Signed-off-by: Tim Newsome <tim@sifive.com>

* Working on Linux build.

Change-Id: I6b70fbf5bd2dbb5f1540d0d929310b29b312566e
Signed-off-by: Tim Newsome <tim@sifive.com>

* Don't actually publish any artifacts.

Change-Id: Ic363744e0530288f3f78268d1becfbfb6b47b505
Signed-off-by: Tim Newsome <tim@sifive.com>

* Add 32-bit build?

Change-Id: I44866e0da539db7b8e3bd0536d305bee0595a301
Signed-off-by: Tim Newsome <tim@sifive.com>

* Fix environment.

Change-Id: I19c3ef2cc886350db243a07185d2441ca9328dfa
Signed-off-by: Tim Newsome <tim@sifive.com>

* Fix syntax error.

Change-Id: I80ba08d9929d4c2f0e57b393b6b53462202f5bce
Signed-off-by: Tim Newsome <tim@sifive.com>

* More syntax error.

Change-Id: I24c5270683626b7007f9c100f1a36c9fa28a3405
Signed-off-by: Tim Newsome <tim@sifive.com>

* Shooting in the dark trying to fix problem.

Change-Id: Iecb3dc67ec6a0b932167b65dd0a5b82da9a1518f
Signed-off-by: Tim Newsome <tim@sifive.com>

* More syntax fixing.

Change-Id: I01f014f38e742b9a6c0d7c2e5b31058536572506
Signed-off-by: Tim Newsome <tim@sifive.com>

* Install clang.

Signed-off-by: Tim Newsome <tim@sifive.com>
Change-Id: I1d6828554ade149f7319f0797238a4e23f073a25

* Store config.log

Change-Id: I8275341de2c042ef32c6d57687c420b6dc53c8ab
Signed-off-by: Tim Newsome <tim@sifive.com>

* Install gcc-multilib

Change-Id: I08f233f58f3a4cbc89ae5dd0314d99319bf5724c
Signed-off-by: Tim Newsome <tim@sifive.com>

* Check final executable.

Intentionally supposed to fail.

Change-Id: I003dba85e766e3cf3ef4d6925d96f5b09a9fe80f
Signed-off-by: Tim Newsome <tim@sifive.com>

* All done!

Change-Id: I37ed2142082fdbce01157e0989c4e2122229abb7
Signed-off-by: Tim Newsome <tim@sifive.com>

3 files changed, 144 insertions, 0 deletions

diff --git a/.github/workflows/checkpatch.yml b/.github/workflows/checkpatch.yml
new file mode 100644
index 0000000..4ed0a05
--- /dev/null
+++ b/.github/workflows/checkpatch.yml
@@ -0,0 +1,21 @@
+on: push
+
+name: Check Code Style
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    env:
+      DL_DIR: ../downloads
+      BUILD_DIR: ../build
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v2
+        with:
+            fetch-depth: 50
+      - run: sudo apt-get install patchutils
+      - name: Run checkpatch
+        run: |
+            git diff -U20 HEAD~40 | \
+                    filterdiff -x "a/src/jtag/drivers/libjaylink/*" -x "a/tools/git2cl/*" | \
+                    ./tools/scripts/checkpatch.pl --no-signoff -
diff --git a/.github/workflows/linux-build.yml b/.github/workflows/linux-build.yml
new file mode 100644
index 0000000..53858a8
--- /dev/null
+++ b/.github/workflows/linux-build.yml
@@ -0,0 +1,34 @@
+on: push
+
+name: Linux Build
+
+jobs:
+  # 32-bit, clang
+  build32:
+    runs-on: ubuntu-latest
+    env:
+      CFLAGS: -m32
+      CC: clang
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v2
+      - run: sudo apt-get install clang gcc-multilib
+      - run: ./bootstrap
+      - run: ./configure --enable-remote-bitbang --enable-jtag_vpi --disable-target64
+      - run: make
+      - run: file src/openocd | grep 32-bit
+
+
+  # 64-bit, gcc
+  build64:
+    runs-on: ubuntu-latest
+    env:
+      CFLAGS: -m64
+      CC: gcc
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v2
+      - run: ./bootstrap
+      - run: ./configure --enable-remote-bitbang --enable-jtag_vpi
+      - run: make
+      - run: file src/openocd | grep 64-bit
diff --git a/.github/workflows/snapshot.yml b/.github/workflows/snapshot.yml
new file mode 100644
index 0000000..389099f
--- /dev/null
+++ b/.github/workflows/snapshot.yml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# Copyright (C) 2020 by Tarek BOUCHKATI <tarek.bouchkati@gmail.com>
+
+on: push
+
+name: OpenOCD Snapshot
+
+jobs:
+  package:
+    runs-on: [ubuntu-18.04]
+    env:
+      DL_DIR: ../downloads
+      BUILD_DIR: ../build
+    steps:
+      - name: Install needed packages
+        run: sudo apt-get install autotools-dev autoconf automake libtool pkg-config cmake texinfo texlive g++-mingw-w64-i686
+      - name: Checkout Code
+        uses: actions/checkout@v1
+      - run: ./bootstrap
+      - name: Prepare libusb1
+        env:
+          LIBUSB1_VER: 1.0.23
+        run: |
+          mkdir -p $DL_DIR && cd $DL_DIR
+          wget "https://github.com/libusb/libusb/releases/download/v${LIBUSB1_VER}/libusb-${LIBUSB1_VER}.tar.bz2"
+          tar -xjf libusb-${LIBUSB1_VER}.tar.bz2
+          echo "LIBUSB1_SRC=$PWD/libusb-${LIBUSB1_VER}" >> $GITHUB_ENV
+      - name: Prepare hidapi
+        env:
+          HIDAPI_VER: 0.9.0
+        run: |
+          mkdir -p $DL_DIR && cd $DL_DIR
+          wget "https://github.com/libusb/hidapi/archive/hidapi-${HIDAPI_VER}.tar.gz"
+          tar -xzf hidapi-${HIDAPI_VER}.tar.gz
+          cd hidapi-hidapi-${HIDAPI_VER}
+          ./bootstrap
+          echo "HIDAPI_SRC=$PWD" >> $GITHUB_ENV
+      - name: Prepare libftdi
+        env:
+          LIBFTDI_VER: 1.4
+        run: |
+          mkdir -p $DL_DIR && cd $DL_DIR
+          wget "http://www.intra2net.com/en/developer/libftdi/download/libftdi1-${LIBFTDI_VER}.tar.bz2"
+          tar -xjf libftdi1-${LIBFTDI_VER}.tar.bz2
+          echo "LIBFTDI_SRC=$PWD/libftdi1-${LIBFTDI_VER}" >> $GITHUB_ENV
+      - name: Prepare capstone
+        env:
+          CAPSTONE_VER: 4.0.2
+        run: |
+          mkdir -p $DL_DIR && cd $DL_DIR
+          CAPSTONE_NAME=${CAPSTONE_VER}
+          CAPSTONE_FOLDER=capstone-${CAPSTONE_VER}
+          wget "https://github.com/aquynh/capstone/archive/${CAPSTONE_VER}.tar.gz"
+          tar -xzf ${CAPSTONE_VER}.tar.gz
+          echo "CAPSTONE_SRC=$PWD/capstone-${CAPSTONE_VER}" >> $GITHUB_ENV
+      - name: Package OpenOCD for windows
+        env:
+          MAKE_JOBS: 2
+          HOST: i686-w64-mingw32
+          LIBUSB1_CONFIG: --enable-shared --enable-static
+          HIDAPI_CONFIG: --enable-shared --disable-static --disable-testgui
+          LIBFTDI_CONFIG: "-DCMAKE_TOOLCHAIN_FILE='${{ env.LIBFTDI_SRC }}/cmake/Toolchain-i686-w64-mingw32.cmake' -DBUILD_TESTS:BOOL=off -DFTDIPP:BOOL=off -DPYTHON_BINDINGS:BOOL=off -DEXAMPLES:BOOL=off -DDOCUMENTATION:BOOL=off -DFTDI_EEPROM:BOOL=off"
+          CAPSTONE_CONFIG: "CAPSTONE_BUILD_CORE_ONLY=yes CAPSTONE_STATIC=yes CAPSTONE_SHARED=no"
+        run: |
+          # check if there is tag pointing at HEAD, otherwise take the HEAD SHA-1 as OPENOCD_TAG
+          OPENOCD_TAG="`git tag --points-at HEAD`"
+          [ -z $OPENOCD_TAG ] && OPENOCD_TAG="`git rev-parse --short HEAD`"
+          # check if there is tag pointing at HEAD, if so the release will have the same name as the tag,
+          # otherwise it will be named 'latest'
+          RELEASE_NAME="`git tag --points-at HEAD`"
+          [ -z $RELEASE_NAME ] && RELEASE_NAME="latest"
+          [[ $RELEASE_NAME = "latest" ]] && IS_PRE_RELEASE="true" || IS_PRE_RELEASE="false"
+          # set env and call cross-build.sh
+          export OPENOCD_TAG=$OPENOCD_TAG
+          export OPENOCD_SRC=$PWD
+          export OPENOCD_CONFIG=""
+          mkdir -p $BUILD_DIR &&  cd $BUILD_DIR
+          bash $OPENOCD_SRC/contrib/cross-build.sh $HOST
+          # add missing dlls
+          cd $HOST-root/usr
+          cp `$HOST-gcc --print-file-name=libwinpthread-1.dll` ./bin/
+          cp `$HOST-gcc --print-file-name=libgcc_s_sjlj-1.dll` ./bin/
+          # prepare the artifact
+          ARTIFACT="openocd-${OPENOCD_TAG}-${HOST}.tar.gz"
+          tar -czf $ARTIFACT *
+          echo "RELEASE_NAME=$RELEASE_NAME" >> $GITHUB_ENV
+          echo "IS_PRE_RELEASE=$IS_PRE_RELEASE" >> $GITHUB_ENV
+          echo "ARTIFACT_PATH=$PWD/$ARTIFACT" >> $GITHUB_ENV