CMake/Modules/FindXMLRPC.cmake
Niklas Simons eb0cfd2847 FindXMLRPC: handle QUIETLY and REQUIRED correctly
Use the built in FindPackageHandleStandardArgs.

Fixes: #16912
Signed-off-by: Niklas Simons <nsimons@abo.fi>
2017-05-25 15:26:05 -04:00

144 lines
4.4 KiB
CMake

# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.
#.rst:
# FindXMLRPC
# ----------
#
# 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_C_FOUND 1)
else()
set(XMLRPC_C_FOUND 0)
endif()
# Lookup the include directories needed for the components requested.
if(XMLRPC_C_FOUND)
# Use the newer EXECUTE_PROCESS command if it is available.
if(COMMAND EXECUTE_PROCESS)
execute_process(
COMMAND ${XMLRPC_C_CONFIG} ${XMLRPC_FIND_COMPONENTS} --cflags
OUTPUT_VARIABLE XMLRPC_C_CONFIG_CFLAGS
OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE XMLRPC_C_CONFIG_RESULT
)
else()
exec_program(${XMLRPC_C_CONFIG} ARGS "${XMLRPC_FIND_COMPONENTS} --cflags"
OUTPUT_VARIABLE XMLRPC_C_CONFIG_CFLAGS
RETURN_VALUE XMLRPC_C_CONFIG_RESULT
)
endif()
# Parse the include flags.
if("${XMLRPC_C_CONFIG_RESULT}" STREQUAL "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(.+)")
file(TO_CMAKE_PATH "${CMAKE_MATCH_1}" DIR)
list(APPEND XMLRPC_INCLUDE_DIRS "${DIR}")
endif()
endforeach()
else()
message("Error running ${XMLRPC_C_CONFIG}: [${XMLRPC_C_CONFIG_RESULT}]")
set(XMLRPC_C_FOUND 0)
endif()
endif()
# Lookup the libraries needed for the components requested.
if(XMLRPC_C_FOUND)
# Use the newer EXECUTE_PROCESS command if it is available.
if(COMMAND EXECUTE_PROCESS)
execute_process(
COMMAND ${XMLRPC_C_CONFIG} ${XMLRPC_FIND_COMPONENTS} --libs
OUTPUT_VARIABLE XMLRPC_C_CONFIG_LIBS
OUTPUT_STRIP_TRAILING_WHITESPACE
RESULT_VARIABLE XMLRPC_C_CONFIG_RESULT
)
else()
exec_program(${XMLRPC_C_CONFIG} ARGS "${XMLRPC_FIND_COMPONENTS} --libs"
OUTPUT_VARIABLE XMLRPC_C_CONFIG_LIBS
RETURN_VALUE XMLRPC_C_CONFIG_RESULT
)
endif()
# Parse the library names and directories.
if("${XMLRPC_C_CONFIG_RESULT}" STREQUAL "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(.+)")
file(TO_CMAKE_PATH "${CMAKE_MATCH_1}" DIR)
list(APPEND XMLRPC_LIBRARY_DIRS "${DIR}")
elseif("${flag}" MATCHES "^-l(.+)")
list(APPEND XMLRPC_LIBRARY_NAMES "${CMAKE_MATCH_1}")
endif()
endforeach()
# 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}
HINTS ${XMLRPC_LIBRARY_DIRS}
)
mark_as_advanced(XMLRPC_${name}_LIBRARY)
# If any library is not found then the whole package is not found.
if(NOT XMLRPC_${name}_LIBRARY)
set(XMLRPC_C_FOUND 0)
endif()
# Build an ordered list of all the libraries needed.
set(XMLRPC_LIBRARIES ${XMLRPC_LIBRARIES} "${XMLRPC_${name}_LIBRARY}")
endforeach()
else()
message("Error running ${XMLRPC_C_CONFIG}: [${XMLRPC_C_CONFIG_RESULT}]")
set(XMLRPC_C_FOUND 0)
endif()
endif()
# Report the results.
include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(
XMLRPC
REQUIRED_VARS XMLRPC_C_FOUND XMLRPC_LIBRARIES XMLRPC_INCLUDE_DIRS
FAIL_MESSAGE "XMLRPC was not found. Make sure the entries XMLRPC_* are set.")