summaryrefslogtreecommitdiff
path: root/Modules/FindRuby.cmake
diff options
context:
space:
mode:
Diffstat (limited to 'Modules/FindRuby.cmake')
-rw-r--r--Modules/FindRuby.cmake243
1 files changed, 243 insertions, 0 deletions
diff --git a/Modules/FindRuby.cmake b/Modules/FindRuby.cmake
new file mode 100644
index 000000000..5e973e485
--- /dev/null
+++ b/Modules/FindRuby.cmake
@@ -0,0 +1,243 @@
+# - Find Ruby
+# This module finds if Ruby is installed and determines where the include files
+# and libraries are. Ruby 1.8 and 1.9 are supported.
+#
+# The minimum required version of Ruby can be specified using the
+# standard syntax, e.g. FIND_PACKAGE(Ruby 1.8)
+#
+# It also determines what the name of the library is. This
+# code sets the following variables:
+#
+# RUBY_EXECUTABLE = full path to the ruby binary
+# RUBY_INCLUDE_DIRS = include dirs to be used when using the ruby library
+# RUBY_LIBRARY = full path to the ruby library
+# RUBY_VERSION = the version of ruby which was found, e.g. "1.8.7"
+# RUBY_FOUND = set to true if ruby ws found successfully
+#
+# RUBY_INCLUDE_PATH = same as RUBY_INCLUDE_DIRS, only provided for compatibility reasons, don't use it
+
+#=============================================================================
+# Copyright 2004-2009 Kitware, Inc.
+# Copyright 2008-2009 Alexander Neundorf <neundorf@kde.org>
+#
+# Distributed under the OSI-approved BSD License (the "License");
+# see accompanying file Copyright.txt for details.
+#
+# This software is distributed WITHOUT ANY WARRANTY; without even the
+# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# See the License for more information.
+#=============================================================================
+# (To distribute this file outside of CMake, substitute the full
+# License text for the above reference.)
+
+# RUBY_ARCHDIR=`$RUBY -r rbconfig -e 'printf("%s",Config::CONFIG@<:@"archdir"@:>@)'`
+# RUBY_SITEARCHDIR=`$RUBY -r rbconfig -e 'printf("%s",Config::CONFIG@<:@"sitearchdir"@:>@)'`
+# RUBY_SITEDIR=`$RUBY -r rbconfig -e 'printf("%s",Config::CONFIG@<:@"sitelibdir"@:>@)'`
+# RUBY_LIBDIR=`$RUBY -r rbconfig -e 'printf("%s",Config::CONFIG@<:@"libdir"@:>@)'`
+# RUBY_LIBRUBYARG=`$RUBY -r rbconfig -e 'printf("%s",Config::CONFIG@<:@"LIBRUBYARG_SHARED"@:>@)'`
+
+# uncomment the following line to get debug output for this file
+# SET(_RUBY_DEBUG_OUTPUT TRUE)
+
+# Determine the list of possible names of the ruby executable depending
+# on which version of ruby is required
+SET(_RUBY_POSSIBLE_EXECUTABLE_NAMES ruby)
+
+# if 1.9 is required, don't look for ruby18 and ruby1.8, default to version 1.8
+IF(Ruby_FIND_VERSION_MAJOR AND Ruby_FIND_VERSION_MINOR)
+ SET(Ruby_FIND_VERSION_SHORT_NODOT "${Ruby_FIND_VERSION_MAJOR}${RUBY_FIND_VERSION_MINOR}")
+ELSE(Ruby_FIND_VERSION_MAJOR AND Ruby_FIND_VERSION_MINOR)
+ SET(Ruby_FIND_VERSION_SHORT_NODOT "18")
+ENDIF(Ruby_FIND_VERSION_MAJOR AND Ruby_FIND_VERSION_MINOR)
+
+SET(_RUBY_POSSIBLE_EXECUTABLE_NAMES ${_RUBY_POSSIBLE_EXECUTABLE_NAMES} ruby1.9 ruby19)
+
+# if we want a version below 1.9, also look for ruby 1.8
+IF("${Ruby_FIND_VERSION_SHORT_NODOT}" VERSION_LESS "19")
+ SET(_RUBY_POSSIBLE_EXECUTABLE_NAMES ${_RUBY_POSSIBLE_EXECUTABLE_NAMES} ruby1.8 ruby18)
+ENDIF("${Ruby_FIND_VERSION_SHORT_NODOT}" VERSION_LESS "19")
+
+FIND_PROGRAM(RUBY_EXECUTABLE NAMES ${_RUBY_POSSIBLE_EXECUTABLE_NAMES})
+
+
+IF(RUBY_EXECUTABLE AND NOT RUBY_VERSION_MAJOR)
+ FUNCTION(_RUBY_CONFIG_VAR RBVAR OUTVAR)
+ EXECUTE_PROCESS(COMMAND ${RUBY_EXECUTABLE} -r rbconfig -e "print RbConfig::CONFIG['${RBVAR}']"
+ RESULT_VARIABLE _RUBY_SUCCESS
+ OUTPUT_VARIABLE _RUBY_OUTPUT
+ ERROR_QUIET)
+ IF(_RUBY_SUCCESS OR NOT _RUBY_OUTPUT)
+ EXECUTE_PROCESS(COMMAND ${RUBY_EXECUTABLE} -r rbconfig -e "print Config::CONFIG['${RBVAR}']"
+ RESULT_VARIABLE _RUBY_SUCCESS
+ OUTPUT_VARIABLE _RUBY_OUTPUT
+ ERROR_QUIET)
+ ENDIF(_RUBY_SUCCESS OR NOT _RUBY_OUTPUT)
+ SET(${OUTVAR} "${_RUBY_OUTPUT}" PARENT_SCOPE)
+ ENDFUNCTION(_RUBY_CONFIG_VAR)
+
+
+ # query the ruby version
+ _RUBY_CONFIG_VAR("MAJOR" RUBY_VERSION_MAJOR)
+ _RUBY_CONFIG_VAR("MINOR" RUBY_VERSION_MINOR)
+ _RUBY_CONFIG_VAR("TEENY" RUBY_VERSION_PATCH)
+
+ # query the different directories
+ _RUBY_CONFIG_VAR("archdir" RUBY_ARCH_DIR)
+ _RUBY_CONFIG_VAR("arch" RUBY_ARCH)
+ _RUBY_CONFIG_VAR("rubyhdrdir" RUBY_HDR_DIR)
+ _RUBY_CONFIG_VAR("libdir" RUBY_POSSIBLE_LIB_DIR)
+ _RUBY_CONFIG_VAR("rubylibdir" RUBY_RUBY_LIB_DIR)
+
+ # site_ruby
+ _RUBY_CONFIG_VAR("sitearchdir" RUBY_SITEARCH_DIR)
+ _RUBY_CONFIG_VAR("sitelibdir" RUBY_SITELIB_DIR)
+
+ # vendor_ruby available ?
+ EXECUTE_PROCESS(COMMAND ${RUBY_EXECUTABLE} -r vendor-specific -e "print 'true'"
+ OUTPUT_VARIABLE RUBY_HAS_VENDOR_RUBY ERROR_QUIET)
+
+ IF(RUBY_HAS_VENDOR_RUBY)
+ _RUBY_CONFIG_VAR("vendorlibdir" RUBY_VENDORLIB_DIR)
+ _RUBY_CONFIG_VAR("vendorarchdir" RUBY_VENDORARCH_DIR)
+ ENDIF(RUBY_HAS_VENDOR_RUBY)
+
+ # save the results in the cache so we don't have to run ruby the next time again
+ SET(RUBY_VERSION_MAJOR ${RUBY_VERSION_MAJOR} CACHE PATH "The Ruby major version" FORCE)
+ SET(RUBY_VERSION_MINOR ${RUBY_VERSION_MINOR} CACHE PATH "The Ruby minor version" FORCE)
+ SET(RUBY_VERSION_PATCH ${RUBY_VERSION_PATCH} CACHE PATH "The Ruby patch version" FORCE)
+ SET(RUBY_ARCH_DIR ${RUBY_ARCH_DIR} CACHE PATH "The Ruby arch dir" FORCE)
+ SET(RUBY_HDR_DIR ${RUBY_HDR_DIR} CACHE PATH "The Ruby header dir (1.9)" FORCE)
+ SET(RUBY_POSSIBLE_LIB_DIR ${RUBY_POSSIBLE_LIB_DIR} CACHE PATH "The Ruby lib dir" FORCE)
+ SET(RUBY_RUBY_LIB_DIR ${RUBY_RUBY_LIB_DIR} CACHE PATH "The Ruby ruby-lib dir" FORCE)
+ SET(RUBY_SITEARCH_DIR ${RUBY_SITEARCH_DIR} CACHE PATH "The Ruby site arch dir" FORCE)
+ SET(RUBY_SITELIB_DIR ${RUBY_SITELIB_DIR} CACHE PATH "The Ruby site lib dir" FORCE)
+ SET(RUBY_HAS_VENDOR_RUBY ${RUBY_HAS_VENDOR_RUBY} CACHE BOOL "Vendor Ruby is available" FORCE)
+ SET(RUBY_VENDORARCH_DIR ${RUBY_VENDORARCH_DIR} CACHE PATH "The Ruby vendor arch dir" FORCE)
+ SET(RUBY_VENDORLIB_DIR ${RUBY_VENDORLIB_DIR} CACHE PATH "The Ruby vendor lib dir" FORCE)
+
+ MARK_AS_ADVANCED(
+ RUBY_ARCH_DIR
+ RUBY_ARCH
+ RUBY_HDR_DIR
+ RUBY_POSSIBLE_LIB_DIR
+ RUBY_RUBY_LIB_DIR
+ RUBY_SITEARCH_DIR
+ RUBY_SITELIB_DIR
+ RUBY_HAS_VENDOR_RUBY
+ RUBY_VENDORARCH_DIR
+ RUBY_VENDORLIB_DIR
+ RUBY_VERSION_MAJOR
+ RUBY_VERSION_MINOR
+ RUBY_VERSION_PATCH
+ )
+ENDIF(RUBY_EXECUTABLE AND NOT RUBY_VERSION_MAJOR)
+
+# In case RUBY_EXECUTABLE could not be executed (e.g. cross compiling)
+# try to detect which version we found. This is not too good.
+IF(RUBY_EXECUTABLE AND NOT RUBY_VERSION_MAJOR)
+ # by default assume 1.8.0
+ SET(RUBY_VERSION_MAJOR 1)
+ SET(RUBY_VERSION_MINOR 8)
+ SET(RUBY_VERSION_PATCH 0)
+ # check whether we found 1.9.x
+ IF(${RUBY_EXECUTABLE} MATCHES "ruby1.?9" OR RUBY_HDR_DIR)
+ SET(RUBY_VERSION_MAJOR 1)
+ SET(RUBY_VERSION_MINOR 9)
+ ENDIF(${RUBY_EXECUTABLE} MATCHES "ruby1.?9" OR RUBY_HDR_DIR)
+ENDIF(RUBY_EXECUTABLE AND NOT RUBY_VERSION_MAJOR)
+
+IF(RUBY_VERSION_MAJOR)
+ SET(RUBY_VERSION "${RUBY_VERSION_MAJOR}.${RUBY_VERSION_MINOR}.${RUBY_VERSION_PATCH}")
+ SET(_RUBY_VERSION_SHORT "${RUBY_VERSION_MAJOR}.${RUBY_VERSION_MINOR}")
+ SET(_RUBY_VERSION_SHORT_NODOT "${RUBY_VERSION_MAJOR}${RUBY_VERSION_MINOR}")
+ SET(_RUBY_NODOT_VERSION "${RUBY_VERSION_MAJOR}${RUBY_VERSION_MINOR}${RUBY_VERSION_PATCH}")
+ENDIF(RUBY_VERSION_MAJOR)
+
+FIND_PATH(RUBY_INCLUDE_DIR
+ NAMES ruby.h
+ HINTS
+ ${RUBY_HDR_DIR}
+ ${RUBY_ARCH_DIR}
+ /usr/lib/ruby/${_RUBY_VERSION_SHORT}/i586-linux-gnu/ )
+
+SET(RUBY_INCLUDE_DIRS ${RUBY_INCLUDE_DIR} )
+
+# if ruby > 1.8 is required or if ruby > 1.8 was found, search for the config.h dir
+IF( "${Ruby_FIND_VERSION_SHORT_NODOT}" GREATER 18 OR "${_RUBY_VERSION_SHORT_NODOT}" GREATER 18 OR RUBY_HDR_DIR)
+ FIND_PATH(RUBY_CONFIG_INCLUDE_DIR
+ NAMES ruby/config.h config.h
+ HINTS
+ ${RUBY_HDR_DIR}/${RUBY_ARCH}
+ ${RUBY_ARCH_DIR}
+ )
+
+ SET(RUBY_INCLUDE_DIRS ${RUBY_INCLUDE_DIRS} ${RUBY_CONFIG_INCLUDE_DIR} )
+ENDIF( "${Ruby_FIND_VERSION_SHORT_NODOT}" GREATER 18 OR "${_RUBY_VERSION_SHORT_NODOT}" GREATER 18 OR RUBY_HDR_DIR)
+
+
+# Determine the list of possible names for the ruby library
+SET(_RUBY_POSSIBLE_LIB_NAMES ruby ruby-static ruby${_RUBY_VERSION_SHORT} ruby${_RUBY_VERSION_SHORT_NODOT} ruby-${_RUBY_VERSION_SHORT} ruby-${RUBY_VERSION})
+
+IF(WIN32)
+ SET( _RUBY_MSVC_RUNTIME "" )
+ IF( MSVC60 )
+ SET( _RUBY_MSVC_RUNTIME "60" )
+ ENDIF( MSVC60 )
+ IF( MSVC70 )
+ SET( _RUBY_MSVC_RUNTIME "70" )
+ ENDIF( MSVC70 )
+ IF( MSVC71 )
+ SET( _RUBY_MSVC_RUNTIME "71" )
+ ENDIF( MSVC71 )
+ IF( MSVC80 )
+ SET( _RUBY_MSVC_RUNTIME "80" )
+ ENDIF( MSVC80 )
+ IF( MSVC90 )
+ SET( _RUBY_MSVC_RUNTIME "90" )
+ ENDIF( MSVC90 )
+
+ LIST(APPEND _RUBY_POSSIBLE_LIB_NAMES
+ "msvcr${_RUBY_MSVC_RUNTIME}-ruby${_RUBY_NODOT_VERSION}"
+ "msvcr${_RUBY_MSVC_RUNTIME}-ruby${_RUBY_NODOT_VERSION}-static"
+ "msvcrt-ruby${_RUBY_NODOT_VERSION}"
+ "msvcrt-ruby${_RUBY_NODOT_VERSION}-static" )
+ENDIF(WIN32)
+
+FIND_LIBRARY(RUBY_LIBRARY NAMES ${_RUBY_POSSIBLE_LIB_NAMES} HINTS ${RUBY_POSSIBLE_LIB_DIR} )
+
+INCLUDE(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
+SET(_RUBY_REQUIRED_VARS RUBY_EXECUTABLE RUBY_INCLUDE_DIR RUBY_LIBRARY)
+IF(_RUBY_VERSION_SHORT_NODOT GREATER 18)
+ LIST(APPEND _RUBY_REQUIRED_VARS RUBY_CONFIG_INCLUDE_DIR)
+ENDIF(_RUBY_VERSION_SHORT_NODOT GREATER 18)
+
+IF(_RUBY_DEBUG_OUTPUT)
+ MESSAGE(STATUS "--------FindRuby.cmake debug------------")
+ MESSAGE(STATUS "_RUBY_POSSIBLE_EXECUTABLE_NAMES: ${_RUBY_POSSIBLE_EXECUTABLE_NAMES}")
+ MESSAGE(STATUS "_RUBY_POSSIBLE_LIB_NAMES: ${_RUBY_POSSIBLE_LIB_NAMES}")
+ MESSAGE(STATUS "RUBY_ARCH_DIR: ${RUBY_ARCH_DIR}")
+ MESSAGE(STATUS "RUBY_HDR_DIR: ${RUBY_HDR_DIR}")
+ MESSAGE(STATUS "RUBY_POSSIBLE_LIB_DIR: ${RUBY_POSSIBLE_LIB_DIR}")
+ MESSAGE(STATUS "Found RUBY_VERSION: \"${RUBY_VERSION}\" , short: \"${_RUBY_VERSION_SHORT}\", nodot: \"${_RUBY_VERSION_SHORT_NODOT}\"")
+ MESSAGE(STATUS "_RUBY_REQUIRED_VARS: ${_RUBY_REQUIRED_VARS}")
+ MESSAGE(STATUS "RUBY_EXECUTABLE: ${RUBY_EXECUTABLE}")
+ MESSAGE(STATUS "RUBY_LIBRARY: ${RUBY_LIBRARY}")
+ MESSAGE(STATUS "RUBY_INCLUDE_DIR: ${RUBY_INCLUDE_DIR}")
+ MESSAGE(STATUS "RUBY_CONFIG_INCLUDE_DIR: ${RUBY_CONFIG_INCLUDE_DIR}")
+ MESSAGE(STATUS "--------------------")
+ENDIF(_RUBY_DEBUG_OUTPUT)
+
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(Ruby REQUIRED_VARS ${_RUBY_REQUIRED_VARS}
+ VERSION_VAR RUBY_VERSION )
+
+MARK_AS_ADVANCED(
+ RUBY_EXECUTABLE
+ RUBY_LIBRARY
+ RUBY_INCLUDE_DIR
+ RUBY_CONFIG_INCLUDE_DIR
+ )
+
+# Set some variables for compatibility with previous version of this file
+SET(RUBY_POSSIBLE_LIB_PATH ${RUBY_POSSIBLE_LIB_DIR})
+SET(RUBY_RUBY_LIB_PATH ${RUBY_RUBY_LIB_DIR})
+SET(RUBY_INCLUDE_PATH ${RUBY_INCLUDE_DIRS})