compat: add windows compat interface

appveyor.yml

@@ -0,0 +1,26 @@
+version: v1-winbuild-{build}
+
+image: Visual Studio 2019
+
+platform:
+  - Win32
+  - x64
+
+environment:
+  vspath: 'C:\Program Files (x86)\Microsoft Visual Studio\2019\Community'
+
+configuration:
+  - Release
+
+skip_commits:
+  message: /workflows/
+  files:
+    - '.github/**'
+
+before_build:
+  - if %PLATFORM%==Win32 call "%vspath%\VC\Auxiliary\Build\vcvars32.bat"
+  - if %PLATFORM%==x64   call "%vspatH%\VC\Auxiliary\Build\vcvars64.bat"
+
+build_script:
+  - .\scripts\win_build.bat
+  - ctest -C Debug --test-dir .\tests\

include/ctraces/ctr_compat.h

@@ -0,0 +1,35 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+/*  CTraces
+ *  =======
+ *  Copyright 2022 Eduardo Silva <[email protected]>
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+#ifndef CTR_COMPAT_H
+#define CTR_COMPAT_H
+
+#ifdef _WIN32
+
+#ifndef ssize_t
+typedef SSIZE_T ssize_t;
+#endif
+
+
+#else
+#include <unistd.h>
+
+#endif /* !_WIN32 */
+
+#endif /* !CTR_COMPAT_H */

include/ctraces/ctr_random.h

@@ -20,6 +20,8 @@
 #ifndef CTR_RANDOM_H
 #define CTR_RANDOM_H
 
+#include <ctraces/ctraces.h>
+
 ssize_t ctr_random_get(void *buf, size_t len);
 
 #endif

include/ctraces/ctraces.h

@@ -23,6 +23,9 @@
 #define CTR_FALSE   0
 #define CTR_TRUE    !CTR_FALSE
 
+#include <ctraces/ctr_info.h>
+#include <ctraces/ctr_compat.h>
+
 /* local libs */
 #include <cfl/cfl.h>
 #include <mpack/mpack.h>
@@ -35,6 +38,8 @@
 
 /* options is unused for now */
 struct ctrace_opts {
+    /* windows compiler: error C2016: C requires that a struct or union have at least one member */
+    int _make_windows_happy;
 };
 
 struct ctrace {

scripts/win_build.bat

@@ -1,6 +1,7 @@
 setlocal
 call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\Common7\Tools\VsDevCmd.bat"
 path "C:\Program Files (x86)\MSBuild\16.0\Bin;C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\MSBuild\Current\Bin";%path%
+git submodule update --init --recursive
 cd build
 cmake -G "NMake Makefiles"  -DCTR_TESTS=On ..\
 cmake --build .