Add support for Win32 (#11)

* Fix circleci build
* Add github actions build
* Split CMakeLists.txt into separate subdirectories
* Remove declaration of std::hash, using <functional> header
* Add operator{==,!=} for comparing At<T> with T
* Fix infinite loop in WriteVarIntLoop (cast to u8)
* Use data accessor instead of begin()/end() to get char*
* Some integer cast fixes
* Add text::Write{Nat,Int,Float}, to fix overloading issues
* Use CTest for running each unittest executable
* Only include -lstdc++fs if necessary
* Copy gdtoa library into source tree; modify to compile w/ MSVC
* Fix warning when using -2147483648 literal
* Use gtest_force_shared_crt to prevent CRT mismatch

.circleci/config.yml

@@ -24,22 +24,16 @@ commands:
     parameters:
       target:
         type: string
-      outdir:
-        type: string
     steps:
-      - run: |
-          make << parameters.target >>
-          cp << parameters.outdir >>/run_spec_tests .
+      - run: make << parameters.target >>
 
   test:
     description: test the project
     parameters:
       target:
         type: string
     steps:
-      - run: |
-          make << parameters.target >>
-          ./run_spec_tests third_party/testsuite
+      - run: make << parameters.target >>
 
 jobs:
   build-gcc-debug:
@@ -51,7 +45,6 @@ jobs:
           packages: gcc g++
       - compile:
           target: gcc-debug
-          outdir: out/gcc/Debug
       - test:
           target: test-gcc-debug
 
@@ -64,7 +57,6 @@ jobs:
           packages: clang
       - compile:
           target: clang-debug
-          outdir: out/clang/Debug
       - test:
           target: test-clang-debug
 
@@ -77,7 +69,6 @@ jobs:
           packages: clang
       - compile:
           target: clang-release
-          outdir: out/clang/Release
       - test:
           target: test-clang-release
 

.github/workflows/build.yml

@@ -0,0 +1,67 @@
+name: CI
+
+on:
+  create:
+    tags:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  build:
+    name: build
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    steps:
+
+    - uses: actions/setup-python@v1
+      with:
+        python-version: '3.x'
+
+    - uses: actions/checkout@v1
+      with:
+        submodules: true
+
+    - name: install ninja (ubuntu)
+      run: sudo apt-get install ninja-build
+      if: matrix.os == 'ubuntu-latest'
+
+    - name: install ninja (macos)
+      run: brew install ninja
+      if: matrix.os == 'macos-latest'
+
+    - name: mkdir
+      run: mkdir -p out
+
+    - name: cmake (ubuntu)
+      env:
+        CC: gcc-9
+        CXX: g++-9
+      run: cmake .. -G Ninja
+      working-directory: out
+      if: matrix.os == 'ubuntu-latest'
+
+    - name: cmake (macos)
+      run: cmake .. -G Ninja
+      working-directory: out
+      if: matrix.os == 'macos-latest'
+
+    - name: cmake (windows)
+      run: cmake ..
+      working-directory: out
+      if: matrix.os == 'windows-latest'
+
+    - name: build
+      run: cmake --build out
+
+    - name: unittests
+      run: cmake --build out --target test
+      if: matrix.os != 'windows-latest'
+
+    - name: unittests (windows)
+      run: cmake --build out --target RUN_TESTS
+      if: matrix.os == 'windows-latest'