Add getopt-win32 as dependecy for Windows build.

Author: ggbecker

appveyor.yml

@@ -7,7 +7,7 @@ image: Visual Studio 2017
 configuration: Release
 clone_folder: c:\projects\openscap
 install:
-- cmd: vcpkg install curl libxml2 libxslt bzip2 pcre pthreads zlib
+- cmd: vcpkg install curl libxml2 libxslt bzip2 pcre pthreads zlib getopt-win32
 cache: c:\tools\vcpkg\installed\
 before_build:
 - cmd: >-

utils/CMakeLists.txt

@@ -10,6 +10,17 @@ if(ENABLE_OSCAP_UTIL)
 	add_executable(oscap ${UTILS_SOURCES})
 	target_link_libraries(oscap openscap)
 	if(WIN32)
+		find_path(GETOPT_INCLUDE_DIR getopt.h)
+		include(SelectLibraryConfigurations)
+		find_library(GETOPT_LIBRARY_RELEASE NAMES getopt)
+		find_library(GETOPT_LIBRARY_DEBUG NAMES getopt PATH_SUFFIXES debug/lib)
+		select_library_configurations(GETOPT)
+
+		message("GETOPT_INCLUDE_DIR: ${GETOPT_INCLUDE_DIR}")
+		message("GETOPT_LIBRARY: ${GETOPT_LIBRARY}")
+
+		target_include_directories(oscap PRIVATE ${GETOPT_INCLUDE_DIR})
+		target_link_libraries(oscap PRIVATE ${GETOPT_LIBRARY})
 		set(OSCAP_UTIL_DESTINATION ".")
 		# Install the 'oscap' utility
 		install(TARGETS "oscap"