CMake+Sysdig Bridge: Add a FindSinsp module.

Add a FindSinsp CMake module, and use it in the Sysdig Bridge plugin
CMakeLists.txt. It still needs work, but should at least be usable on
more machines.

Conflicts:
	plugins/epan/sysdig_bridge/CMakeLists.txt

1 files changed, 128 insertions, 0 deletions

diff --git a/cmake/modules/FindSinsp.cmake b/cmake/modules/FindSinsp.cmake
new file mode 100644
index 0000000000..ee5af28493
--- /dev/null
+++ b/cmake/modules/FindSinsp.cmake
@@ -0,0 +1,128 @@
+#
+# - Find libsinsp
+# Find libsinsp and libscap includes and libraries
+# Adapted from FindZSTD.cmake.
+#
+#  SINSP_INCLUDE_DIRS - where to find sinsp.h, scap.h, etc.
+#  SINSP_LIBRARIES    - List of libraries when using libsinsp.
+#  SINSP_FOUND        - True if libsinsp found.
+#  SINSP_DLL_DIR      - (Windows) Path to the libsinsp and libscap DLLs
+#  SINSP_DLL          - (Windows) Name of the libsinsp and libscap DLLs
+
+include( FindWSWinLibs )
+FindWSWinLibs( "libsinsp-.*" "SINSP_HINTS" )
+
+if( NOT WIN32)
+  find_package(PkgConfig)
+  pkg_search_module(Sinsp libsinsp)
+endif()
+
+find_path(SINSP_INCLUDE_DIR
+  NAMES sinsp.h
+  HINTS "${SINSP_INCLUDEDIR}" "${SINSP_HINTS}/include"
+  PATH_SUFFIXES userspace/libsinsp
+  /usr/include
+  /usr/local/include
+)
+
+find_path(SCAP_INCLUDE_DIR
+  NAMES scap.h
+  HINTS "${SINSP_INCLUDEDIR}" "${SINSP_HINTS}/include"
+  PATH_SUFFIXES userspace/libscap
+  /usr/include
+  /usr/local/include
+)
+
+find_library(SINSP_LIBRARY
+  NAMES sinsp
+  HINTS "${SINSP_LIBDIR}" "${SINSP_HINTS}/lib"
+  PATH_SUFFIXES libsinsp
+  PATHS
+  /usr/lib
+  /usr/local/lib
+)
+
+find_library(SCAP_LIBRARY
+  NAMES scap
+  HINTS "${SINSP_LIBDIR}" "${SINSP_HINTS}/lib"
+  PATH_SUFFIXES libscap
+  PATHS
+  /usr/lib
+  /usr/local/lib
+)
+
+find_path(JSON_INCLUDE_DIR
+  NAMES json/json.h
+  HINTS "${SINSP_INCLUDEDIR}" "${SINSP_HINTS}/include"
+  /usr/include
+  /usr/local/include
+)
+
+find_library(JSONCPP_LIBRARY
+  NAMES jsoncpp
+  HINTS "${SINSP_LIBDIR}" "${SCAP_HINTS}/lib"
+  PATHS
+  /usr/lib
+  /usr/local/lib
+)
+
+find_path(TBB_INCLUDE_DIR
+  NAMES tbb/tbb.h
+  HINTS "${SINSP_INCLUDEDIR}" "${SINSP_HINTS}/include"
+  /usr/include
+  /usr/local/include
+)
+
+find_library(TBB_LIBRARY
+  NAMES tbb
+  HINTS "${SINSP_LIBDIR}" "${SCAP_HINTS}/lib"
+  PATHS
+  /usr/lib
+  /usr/local/lib
+)
+
+# if( SINSP_INCLUDE_DIR AND SCAP_INCLUDE_DIR AND SINSP_LIBRARY AND SCAP_LIBRARY )
+#   file(STRINGS ${SINSP_INCLUDE_DIR}/sinsp.h SINSP_VERSION_MAJOR
+#     REGEX "#define[ ]+SINSP_VERSION_MAJOR[ ]+[0-9]+")
+#   string(REGEX MATCH "[0-9]+" SINSP_VERSION_MAJOR ${SINSP_VERSION_MAJOR})
+#   file(STRINGS ${SINSP_INCLUDE_DIR}/sinsp.h SINSP_VERSION_MINOR
+#     REGEX "#define[ ]+SINSP_VERSION_MINOR[ ]+[0-9]+")
+#   string(REGEX MATCH "[0-9]+" SINSP_VERSION_MINOR ${SINSP_VERSION_MINOR})
+#   file(STRINGS ${SINSP_INCLUDE_DIR}/sinsp.h SINSP_VERSION_RELEASE
+#     REGEX "#define[ ]+SINSP_VERSION_RELEASE[ ]+[0-9]+")
+#   string(REGEX MATCH "[0-9]+" SINSP_VERSION_RELEASE ${SINSP_VERSION_RELEASE})
+#   set(SINSP_VERSION ${SINSP_VERSION_MAJOR}.${SINSP_VERSION_MINOR}.${SINSP_VERSION_RELEASE})
+# endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Sinsp
+    REQUIRED_VARS
+        SINSP_LIBRARY SINSP_INCLUDE_DIR
+	SCAP_LIBRARY SCAP_INCLUDE_DIR
+	JSONCPP_LIBRARY JSON_INCLUDE_DIR
+	TBB_LIBRARY TBB_INCLUDE_DIR
+#     VERSION_VAR     SINSP_VERSION
+)
+
+if( SINSP_FOUND )
+  set( SINSP_INCLUDE_DIRS ${SINSP_INCLUDE_DIR} ${SCAP_INCLUDE_DIR} ${JSON_INCLUDE_DIR} ${TBB_INCLUDE_DIR} )
+  set( SINSP_LIBRARIES ${SINSP_LIBRARY} ${SCAP_LIBRARY} ${JSONCPP_LIBRARY} ${TBB_LIBRARY} )
+#   if (WIN32)
+#     set ( SINSP_DLL_DIR "${SINSP_HINTS}/bin"
+#       CACHE PATH "Path to sinsp DLL"
+#     )
+#     file( GLOB _SINSP_dll RELATIVE "${SINSP_DLL_DIR}"
+#       "${SINSP_DLL_DIR}/sinsp*.dll"
+#     )
+#     set ( SINSP_DLL ${_SINSP_dll}
+#       # We're storing filenames only. Should we use STRING instead?
+#       CACHE FILEPATH "sinsp DLL file name"
+#     )
+#     mark_as_advanced( SINSP_DLL_DIR SINSP_DLL )
+#   endif()
+else()
+  set( SINSP_INCLUDE_DIRS )
+  set( SINSP_LIBRARIES )
+endif()
+
+mark_as_advanced( SINSP_LIBRARIES SINSP_INCLUDE_DIRS )