Add cmake building support to Travis CI

To make it easier to extend the CI support and to be able to execute
the contained tests locally, a dedicated shell script tools/ci_build.sh
was added to execute the tests.

3 files changed, 56 insertions, 4 deletions

diff --git a/.travis.yml b/.travis.yml
index 3205fa9..4df8ce7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,8 +9,11 @@ addons:
     packages:
       - gcc-mingw-w64
       - wine
+      - cmake
+
+env:
+  - ci_buildsys=cmake
+  - ci_buildsys=Makefile
 
 script:
-  - ./configure --enable-shared --enable-static --enable-wine --cross-prefix=${CC%-*}-
-  - make
-  - make test
+  - ci_target=${CC%-*} ./tools/ci-build.sh
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1c6fe4c..ec52939 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,7 @@ endif ()
 
 project (dlfcn-win32 C)
 
-list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules")
+list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake/modules")
 include(Macros)
 
 option(BUILD_SHARED_LIBS "shared/static libs" ON) 
diff --git a/tools/ci-build.sh b/tools/ci-build.sh
new file mode 100755
index 0000000..a7d79b1
--- /dev/null
+++ b/tools/ci-build.sh
@@ -0,0 +1,49 @@
+#!/bin/bash
+
+set -euo pipefail
+set -x
+
+# ci_buildsys:
+# Build system under test: Makefile or cmake
+: "${ci_buildsys:=cmake}"
+
+# ci_target:
+# target to build for
+: "${ci_target:=${CROSS_COMPILE%-}}"
+
+install_prefix=$(${ci_target}-gcc --print-sysroot)/${ci_target}
+
+case "$ci_buildsys" in
+    (Makefile)
+        ./configure --enable-shared --enable-static --enable-wine --cross-prefix=${ci_target}-
+        make
+        make test
+        ;;
+
+    (cmake)
+        cmake --version
+        rm -rf build
+        mkdir build
+        cd build
+        cmake \
+            --no-warn-unused-cli                         \
+            -DCMAKE_FIND_ROOT_PATH=$install_prefix       \
+            -DCMAKE_BUILD_TYPE=RelWithDebInfo            \
+            -DCMAKE_C_COMPILER=$(which ${ci_target}-gcc) \
+            -DCMAKE_SYSTEM_PROCESSOR=${ci_target%-*-*}   \
+            -DCMAKE_CROSSCOMPILING=TRUE                  \
+            -DCMAKE_FIND_ROOT_PATH_MODE_PROGRAM=NEVER    \
+            -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=ONLY     \
+            -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=ONLY     \
+            -DCMAKE_SYSTEM_NAME=Windows                  \
+            -DBUILD_TESTS=1                              \
+            -DENABLE_WINE=ON                             \
+            -DWINE_EXECUTABLE=/usr/bin/wine              \
+            ..
+        make
+        ctest --output-on-failure
+        make install DESTDIR=$(pwd)/DESTDIR
+        ;;
+esac
+
+# vim:set sw=4 sts=4 et: