add FindPatch

Author: mean

FindPatch.cmake

@@ -0,0 +1,39 @@
+if (NOT PATCH_EXECUTABLE)
+	message(STATUS "Checking for patch")
+	message(STATUS "******************")
+
+	find_program(PATCH_EXECUTABLE patch)
+	set(PATCH_EXECUTABLE ${PATCH_EXECUTABLE} CACHE STRING "")
+
+	if (PATCH_EXECUTABLE)
+		message(STATUS "Found patch")
+		
+		if (VERBOSE)
+			message(STATUS "Path: ${PATCH_EXECUTABLE}")
+		endif (VERBOSE)
+	else (PATCH_EXECUTABLE)
+		message(FATAL_ERROR "patch not found")
+	endif (PATCH_EXECUTABLE)
+
+	message("")
+endif (NOT PATCH_EXECUTABLE)
+
+macro(patch_file baseDir patchFile)
+	execute_process(COMMAND ${PATCH_EXECUTABLE} -p0 -i "${patchFile}"
+					WORKING_DIRECTORY "${baseDir}"
+                                        RESULT_VARIABLE   res
+        )
+        if(res)
+                MESSAGE(FATAL_ERROR "Patch failed")
+        endif(res)
+endmacro(patch_file)
+
+macro(patch_file_p p baseDir patchFile)
+	execute_process(COMMAND ${PATCH_EXECUTABLE} -p ${p}  -i "${patchFile}"
+					WORKING_DIRECTORY "${baseDir}"
+                                        RESULT_VARIABLE   res
+				)
+        if(res)
+                MESSAGE(FATAL_ERROR "Patch failed")
+        endif(res)
+endmacro(patch_file_p)