ENH: Find module for XMLRPC libraries.

Modules/FindXMLRPC.cmake

@@ -0,0 +1,134 @@
+# - Find xmlrpc
+# Find the native XMLRPC headers and libraries.
+#  XMLRPC_INCLUDE_DIRS      - where to find xmlrpc.h, etc.
+#  XMLRPC_LIBRARIES         - List of libraries when using xmlrpc.
+#  XMLRPC_FOUND             - True if xmlrpc found.
+# XMLRPC modules may be specified as components for this find module.
+# Modules may be listed by running "xmlrpc-c-config".  Modules include:
+#  c++            C++ wrapper code
+#  libwww-client  libwww-based client
+#  cgi-server     CGI-based server
+#  abyss-server   ABYSS-based server
+# Typical usage:
+#  FIND_PACKAGE(XMLRPC REQUIRED libwww-client)
+
+# First find the config script from which to obtain other values.
+FIND_PROGRAM(XMLRPC_C_CONFIG NAMES xmlrpc-c-config)
+
+# Check whether we found anything.
+IF(XMLRPC_C_CONFIG)
+  SET(XMLRPC_FOUND 1)
+ELSE(XMLRPC_C_CONFIG)
+  SET(XMLRPC_FOUND 0)
+ENDIF(XMLRPC_C_CONFIG)
+
+# Lookup the include directories needed for the components requested.
+IF(XMLRPC_FOUND)
+  # Use the newer EXECUTE_PROCESS command if it is available.
+  IF(COMMAND EXECUTE_PROCESS)
+    EXECUTE_PROCESS(
+      COMMAND ${XMLRPC_C_CONFIG} ${XMLRPC_FIND_COMPONENTS} --cflags
+      OUTPUT_VARIABLE XMLRPC_C_CONFIG_CFLAGS
+      OUTPUT_STRIP_TRAILING_WHITESPACE
+      RESULT_VARIABLE XMLRPC_C_CONFIG_RESULT
+      )
+  ELSE(COMMAND EXECUTE_PROCESS)
+    EXEC_PROGRAM(${XMLRPC_C_CONFIG} ARGS "${XMLRPC_FIND_COMPONENTS} --cflags"
+      OUTPUT_VARIABLE XMLRPC_C_CONFIG_CFLAGS
+      RETURN_VALUE XMLRPC_C_CONFIG_RESULT
+      )
+  ENDIF(COMMAND EXECUTE_PROCESS)
+
+  # Parse the include flags.
+  IF("${XMLRPC_C_CONFIG_RESULT}" MATCHES "^0$")
+    # Convert the compile flags to a CMake list.
+    STRING(REGEX REPLACE " +" ";"
+      XMLRPC_C_CONFIG_CFLAGS "${XMLRPC_C_CONFIG_CFLAGS}")
+
+    # Look for -I options.
+    SET(XMLRPC_INCLUDE_DIRS)
+    FOREACH(flag ${XMLRPC_C_CONFIG_CFLAGS})
+      IF("${flag}" MATCHES "^-I")
+        STRING(REGEX REPLACE "^-I" "" DIR "${flag}")
+        FILE(TO_CMAKE_PATH "${DIR}" DIR)
+        SET(XMLRPC_INCLUDE_DIRS ${XMLRPC_INCLUDE_DIRS} "${DIR}")
+      ENDIF("${flag}" MATCHES "^-I")
+    ENDFOREACH(flag)
+  ELSE("${XMLRPC_C_CONFIG_RESULT}" MATCHES "^0$")
+    MESSAGE("Error running ${XMLRPC_C_CONFIG}: [${XMLRPC_C_CONFIG_RESULT}]")
+    SET(XMLRPC_FOUND 0)
+  ENDIF("${XMLRPC_C_CONFIG_RESULT}" MATCHES "^0$")
+ENDIF(XMLRPC_FOUND)
+
+# Lookup the libraries needed for the components requested.
+IF(XMLRPC_FOUND)
+  # Use the newer EXECUTE_PROCESS command if it is available.
+  IF(COMMAND EXECUTE_PROCESS)
+    EXECUTE_PROCESS(
+      COMMAND ${XMLRPC_C_CONFIG} ${XMLRPC_FIND_COMPONENTS} --libs
+      OUTPUT_VARIABLE XMLRPC_C_CONFIG_LIBS
+      OUTPUT_STRIP_TRAILING_WHITESPACE
+      RESULT_VARIABLE XMLRPC_C_CONFIG_RESULT
+      )
+  ELSE(COMMAND EXECUTE_PROCESS)
+    EXEC_PROGRAM(${XMLRPC_C_CONFIG} ARGS "${XMLRPC_FIND_COMPONENTS} --libs"
+      OUTPUT_VARIABLE XMLRPC_C_CONFIG_LIBS
+      RETURN_VALUE XMLRPC_C_CONFIG_RESULT
+      )
+  ENDIF(COMMAND EXECUTE_PROCESS)
+
+  # Parse the library names and directories.
+  IF("${XMLRPC_C_CONFIG_RESULT}" MATCHES "^0$")
+    STRING(REGEX REPLACE " +" ";"
+      XMLRPC_C_CONFIG_LIBS "${XMLRPC_C_CONFIG_LIBS}")
+
+    # Look for -L flags for directories and -l flags for library names.
+    SET(XMLRPC_LIBRARY_DIRS)
+    SET(XMLRPC_LIBRARY_NAMES)
+    FOREACH(flag ${XMLRPC_C_CONFIG_LIBS})
+      IF("${flag}" MATCHES "^-L")
+        STRING(REGEX REPLACE "^-L" "" DIR "${flag}")
+        FILE(TO_CMAKE_PATH "${DIR}" DIR)
+        SET(XMLRPC_LIBRARY_DIRS ${XMLRPC_LIBRARY_DIRS} "${DIR}")
+      ELSEIF("${flag}" MATCHES "^-l")
+        STRING(REGEX REPLACE "^-l" "" NAME "${flag}")
+        SET(XMLRPC_LIBRARY_NAMES ${XMLRPC_LIBRARY_NAMES} "${NAME}")
+      ENDIF("${flag}" MATCHES "^-L")
+    ENDFOREACH(flag)
+
+    # Search for each library needed using the directories given.
+    FOREACH(name ${XMLRPC_LIBRARY_NAMES})
+      # Look for this library.
+      FIND_LIBRARY(XMLRPC_${name}_LIBRARY
+        NAMES ${name}
+        PATHS ${XMLRPC_LIBRARY_DIRS}
+        NO_DEFAULT_PATH
+        )
+      MARK_AS_ADVANCED(XMLRPC_${name}_LIBRARY)
+
+      # If any library is not found then the whole package is not found.
+      IF(NOT XMLRPC_${name}_LIBRARY)
+        SET(XMLRPC_FOUND 0)
+      ENDIF(NOT XMLRPC_${name}_LIBRARY)
+
+      # Build an ordered list of all the libraries needed.
+      SET(XMLRPC_LIBRARIES ${XMLRPC_LIBRARIES} "${XMLRPC_${name}_LIBRARY}")
+    ENDFOREACH(name)
+  ELSE("${XMLRPC_C_CONFIG_RESULT}" MATCHES "^0$")
+    MESSAGE("Error running ${XMLRPC_C_CONFIG}: [${XMLRPC_C_CONFIG_RESULT}]")
+    SET(XMLRPC_FOUND 0)
+  ENDIF("${XMLRPC_C_CONFIG_RESULT}" MATCHES "^0$")
+ENDIF(XMLRPC_FOUND)
+
+# Report the results.
+IF(NOT XMLRPC_FOUND)
+  SET(XMLRPC_DIR_MESSAGE
+    "XMLRPC was not found. Make sure the entries XMLRPC_* are set.")
+  IF(NOT XMLRPC_FIND_QUIETLY)
+    MESSAGE(STATUS "${XMLRPC_DIR_MESSAGE}")
+  ELSE(NOT XMLRPC_FIND_QUIETLY)
+    IF(XMLRPC_FIND_REQUIRED)
+      MESSAGE(FATAL_ERROR "${XMLRPC_DIR_MESSAGE}")
+    ENDIF(XMLRPC_FIND_REQUIRED)
+  ENDIF(NOT XMLRPC_FIND_QUIETLY)
+ENDIF(NOT XMLRPC_FOUND)