Add CI jobs for shared-libs (#100)

Also fix windows-vc14 (x86) job so it actually uses vc14, and actually builds x86

Author: graebm

.github/workflows/ci.yml

@@ -7,7 +7,7 @@ on:
       - '!main'
 
 env:
-  BUILDER_VERSION: v0.7.0
+  BUILDER_VERSION: v0.8.7
   BUILDER_SOURCE: releases
   BUILDER_HOST: https://d19elf31gohf1l.cloudfront.net
   PACKAGE_NAME: aws-c-s3
@@ -80,31 +80,40 @@ jobs:
         export DOCKER_IMAGE=docker.pkg.github.com/awslabs/aws-crt-builder/aws-crt-${{ env.LINUX_BASE_IMAGE }}:${{ env.BUILDER_VERSION }}
         docker pull $DOCKER_IMAGE
         docker run --mount type=bind,source=$(pwd),target=/root/${{ env.PACKAGE_NAME }} --env GITHUB_REF --env AWS_ACCESS_KEY_ID --env AWS_SECRET_ACCESS_KEY --env AWS_DEFAULT_REGION $DOCKER_IMAGE build -p ${{ env.PACKAGE_NAME }} --compiler=gcc-${{ matrix.version }}
+  linux-shared-libs:
+    runs-on: ubuntu-latest
+    steps:
+        # We can't use the `uses: docker://image` version yet, GitHub lacks authentication for actions -> packages
+    - name: Build ${{ env.PACKAGE_NAME }}
+      run: |
+        echo "${{ secrets.GITHUB_TOKEN }}" | docker login docker.pkg.github.com -u awslabs --password-stdin
+        export DOCKER_IMAGE=docker.pkg.github.com/awslabs/aws-crt-builder/aws-crt-${{ env.LINUX_BASE_IMAGE }}:${{ env.BUILDER_VERSION }}
+        docker pull $DOCKER_IMAGE
+        docker run --env GITHUB_REF --env AWS_ACCESS_KEY_ID --env AWS_SECRET_ACCESS_KEY --env AWS_DEFAULT_REGION $DOCKER_IMAGE build -p ${{ env.PACKAGE_NAME }} --cmake-extra=-DBUILD_SHARED_LIBS=ON
   windows:
     runs-on: windows-latest
     steps:
-    - name: Checkout Sources
-      uses: actions/checkout@v2
     - name: Build ${{ env.PACKAGE_NAME }} + consumers
       run: |
         python -c "from urllib.request import urlretrieve; urlretrieve('${{ env.BUILDER_HOST }}/${{ env.BUILDER_SOURCE }}/${{ env.BUILDER_VERSION }}/builder.pyz?run=${{ env.RUN }}', 'builder.pyz')"
-        python builder.pyz build -p ${{ env.PACKAGE_NAME }} downstream
+        python builder.pyz build -p ${{ env.PACKAGE_NAME }}
   windows-vc14:
     runs-on: windows-latest
     strategy:
       matrix:
         arch: [x86, x64]
     steps:
-    - uses: ilammy/msvc-dev-cmd@v1
-      with:
-        toolset: 14.0
-        arch: ${{ matrix.arch }}
-        uwp: false
-        spectre: true
     - name: Build ${{ env.PACKAGE_NAME }} + consumers
       run: |
         python -c "from urllib.request import urlretrieve; urlretrieve('${{ env.BUILDER_HOST }}/${{ env.BUILDER_SOURCE }}/${{ env.BUILDER_VERSION }}/builder.pyz?run=${{ env.RUN }}', 'builder.pyz')"
-        python builder.pyz build -p ${{ env.PACKAGE_NAME }} downstream
+        python builder.pyz build -p ${{ env.PACKAGE_NAME }} --target windows-${{ matrix.arch }} --compiler msvc-14
+  windows-shared-libs:
+    runs-on: windows-latest
+    steps:
+    - name: Build ${{ env.PACKAGE_NAME }} + consumers
+      run: |
+        python -c "from urllib.request import urlretrieve; urlretrieve('${{ env.BUILDER_HOST }}/${{ env.BUILDER_SOURCE }}/${{ env.BUILDER_VERSION }}/builder.pyz?run=${{ env.RUN }}', 'builder.pyz')"
+        python builder.pyz build -p ${{ env.PACKAGE_NAME }} --cmake-extra=-DBUILD_SHARED_LIBS=ON
   osx:
     runs-on: macos-latest
     steps:

tests/s3_tester.c

@@ -20,6 +20,10 @@
 #include <stdlib.h>
 #include <time.h>
 
+#if _MSC_VER
+#    pragma warning(disable : 4232) /* function pointer to dll symbol */
+#endif
+
 const struct aws_byte_cursor g_test_body_content_type = AWS_BYTE_CUR_INIT_FROM_STRING_LITERAL("text/plain");
 const struct aws_byte_cursor g_test_s3_region = AWS_BYTE_CUR_INIT_FROM_STRING_LITERAL("us-west-2");
 const struct aws_byte_cursor g_test_bucket_name = AWS_BYTE_CUR_INIT_FROM_STRING_LITERAL("aws-crt-canary-bucket");