test: Build with MinGW on AppVeyor

appveyor.yml

@@ -1,11 +1,13 @@
 platform:
   - x64
   - x86
+  - mingw
 build_script:
   - if "%platform%" == "x86" call "%VS120COMNTOOLS%\..\..\VC\vcvarsall.bat"
   - if "%platform%" == "x64" "C:\Program Files\Microsoft SDKs\Windows\v7.1\Bin\SetEnv.cmd" /x64
   - if "%platform%" == "x64" call "%VS120COMNTOOLS%\..\..\VC\vcvarsall.bat" x86_amd64
+  - if "%platform%" == "mingw" set PATH=%PATH%;C:\MinGW\bin;C:\MinGW\MSYS\1.0\local\bin;C:\MinGW\MSYS\1.0\bin
   - copy ares_build.h.dist ares_build.h
-  - nmake /f Makefile.msvc
+  - if "%platform%" == "mingw" ( make -f Makefile.m32 demos ) else ( nmake /f Makefile.msvc )
   - cd test
-  - nmake /f Makefile.msvc vtest
+  - if "%platform%" == "mingw" ( make -f Makefile.m32 vtest ) else ( nmake /f Makefile.msvc vtest )

test/Makefile.m32

@@ -0,0 +1,48 @@
+#############################################################
+#
+## Makefile for building arestest.exe with MingW32 (GCC-3.2)
+## Use: make -f Makefile.m32
+#
+########################################################
+CXX = g++
+LD = g++
+
+# Where to find the c-ares source code; needed because the tests use library-internal headers
+ARES_SRC_DIR = ..
+# Where to find the built c-ares static library
+ARES_BLD_DIR = ..
+ARESLIB = $(ARES_BLD_DIR)/libcares.a
+GMOCK_DIR = gmock-1.7.0
+GTEST_DIR = $(GMOCK_DIR)/gtest
+CPPFLAGS = -I$(ARES_SRC_DIR) -I$(GTEST_DIR)/include -I$(GMOCK_DIR)/include -DCARES_STATICLIB
+CXXFLAGS = -Wall $(PTHREAD_CFLAGS) -std=gnu++11
+LDFLAGS =
+LDLIBS = -lwsock32
+
+# Makefile.inc provides the TESTSOURCES and TESTHEADERS defines
+include Makefile.inc
+
+OBJS := $(patsubst %.cc,%.o,$(strip $(TESTSOURCES)))
+
+all: arestest.exe
+
+arestest.exe: $(OBJS) gmock-all.o gtest-all.o
+	$(LD) $(LDFLAGS) -o $@ $^  -L$(ARES_BLD_DIR) -lcares $(LDLIBS)
+
+$(OBJS): $(TESTHEADERS)
+
+.cc.o:
+	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c $<
+gmock-all.o: $(GMOCK_DIR)/src/gmock-all.cc
+	$(CXX) -I$(GTEST_DIR) -I$(GMOCK_DIR) $(CPPFLAGS) $(CXXFLAGS) -c $<
+gtest-all.o: $(GTEST_DIR)/src/gtest-all.cc
+	$(CXX) -I$(GTEST_DIR) -I$(GMOCK_DIR) $(CPPFLAGS) $(CXXFLAGS) -c $<
+
+test: arestest.exe
+	./arestest.exe
+vtest: arestest.exe
+	./arestest.exe -v
+
+clean:
+	$(RM) $(OBJS) gmock-all.o gtest-all.o arestest.exe
+