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|
#[[.rst
#
# FindGuile
# ---------
# Find the development libraries for Guile.
#
# Exported Vars
# ~~~~~~~~~~~~~
#
# .. variable:: Guile_FOUND
#
# Set to *true* if Guile was found.
#
# .. variable:: Guile_INCLUDE_DIRS
#
# A list of include directories.
#
# .. variable:: Guile_LIBRARIES
#
# A list of libraries needed to build you project.
#
# .. variable:: Guile_VERSION_STRING
#
# Guile full version.
#
# .. variable:: Guile_VERSION_MAJOR
#
# Guile major version.
#
# .. variable:: Guile_VERSION_MINOR
#
# Guile minor version.
#
# .. variable:: Guile_VERSION_PATCH
#
# Guile patch version.
#
# .. variable:: Guile_EXECUTABLE
#
# Guile executable (optional).
#
# .. variable:: Guile_CONFIG_EXECUTABLE
#
# Guile configuration executable (optional).
#
# .. variable:: Guile_ROOT_DIR
#
# Guile installation root dir (optional).
#
# .. variable:: Guile_SITE_DIR
#
# Guile installation module site dir (optional).
#
# .. variable:: Guile_EXTENSION_DIR
#
# Guile installation extension dir (optional).
#
# Control VARS
# ~~~~~~~~~~~~
# :envvar:`Guile_ROOT_DIR`
#
# Use this variable to provide hints to :filename:`find_{*}` commands,
# you may pass it to :command:`cmake` or set the environtment variable.
#
# .. code-block:: cmake
#
# % cmake . -Bbuild -DGuile_ROOT_DIR=<extra-path>
#
# # or
# % export Guile_ROOT_DIR=<extra-path>;
# % cmake . -Bbuild
#
# # or
# % Guile_ROOT_DIR=<extra-path> cmake . -Bbuild
#
#
#]]
#[[.rst
#
# Copyright © 2016, Edelcides Gonçalves <eatg75 |0x40| gmail>
#
# Permission to use, copy, modify, and/or distribute this software for
# any purpose with or without fee is hereby granted, provided that the
# above copyright notice and this permission notice appear in all
# copies.
#
# *THE SOFTWARE IS PROVIDED* **AS IS** *AND ISC DISCLAIMS ALL
# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE
# LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
# OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
# PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
# TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE*.
#
# This file is not part of CMake
#
#]]
include (SelectLibraryConfigurations)
include (FindPackageHandleStandardArgs)
function (_guile_find_component_include_dir component header)
find_path ("${component}_INCLUDE_DIR"
${header}
HINTS
"${GUile_ROOT_DIR}"
ENV Guile_ROOT_DIR
PATH_SUFFIXES
Guile guile Guile-2.0 guile-2.0 Guile/2.0 guile/2.0 GC
gc)
set ("${component}_INCLUDE_DIR" "${${component}_INCLUDE_DIR}"
PARENT_SCOPE)
endfunction ()
function (_guile_find_component_library component_name component)
find_library ("${component_name}_LIBRARY_RELEASE"
NAMES "${component}" "${component}-2.0"
HINTS
"${GUile_ROOT_DIR}"
ENV Guile_ROOT_DIR
PATHS
/usr/lib/${CMAKE_LIBRARY_ARCHITECTURE}
/usr/lib64/${CMAKE_LIBRARY_ARCHITECTURE}
/usr/lib32/${CMAKE_LIBRARY_ARCHITECTURE})
if (${component_name}_LIBRARY_RELEASE)
select_library_configurations (${component_name})
set ("${component_name}_LIBRARY_RELEASE"
"${${component_name}_LIBRARY_RELEASE}" PARENT_SCOPE)
set ("${component_name}_LIBRARY"
"${${component_name}_LIBRARY}" PARENT_SCOPE)
set ("${component_name}_LIBRARIES"
"${${component_name}_LIBRARIES}" PARENT_SCOPE)
endif ()
endfunction ()
function (_guile_find_version_2 header_file macro_name)
file (STRINGS "${header_file}" _VERSION
REGEX "#define[\t ]+${macro_name}[\t ]+[0-9]+")
if (_VERSION)
string (REGEX REPLACE
".*#define[\t ]+${macro_name}[\t ]+([0-9]+).*"
"\\1" _VERSION_VALUE "${_VERSION}")
if ("${_VERSION}" STREQUAL "${_VERSION_VALUE}")
set (_VERSION_FOUND 0 PARENT_SCOPE)
else ()
set (_VERSION_FOUND 1 PARENT_SCOPE)
set (_VERSION "${_VERSION_VALUE}" PARENT_SCOPE)
endif ()
else ()
set (_VERSION_FOUND 0 PARENT_SCOPE)
endif ()
endfunction ()
##### Entry Point #####
set (Guile_FOUND)
set (Guile_INCLUDE_DIRS)
set (Guile_LIBRARIES)
set (Guile_VERSION_STRING)
set (Guile_VERSION_MAJOR)
set (Guile_VERSION_MINOR)
set (Guile_VERSION_PATCH)
set (Guile_EXECUTABLE)
_guile_find_component_include_dir (Guile "libguile.h")
if (Guile_INCLUDE_DIR)
_guile_find_version_2 ("${Guile_INCLUDE_DIR}/libguile/version.h"
SCM_MAJOR_VERSION)
if (_VERSION_FOUND)
set (Guile_VERSION_MAJOR "${_VERSION}")
else ()
message (FATAL_ERROR "FindGuile: Failed to find Guile_MAJOR_VERSION.")
endif ()
_guile_find_version_2 ("${Guile_INCLUDE_DIR}/libguile/version.h"
SCM_MINOR_VERSION)
if (_VERSION_FOUND)
set (Guile_VERSION_MINOR "${_VERSION}")
else ()
message (FATAL_ERROR "FindGuile: Failed to find Guile_MINOR_VERSION.")
endif ()
_guile_find_version_2 ("${Guile_INCLUDE_DIR}/libguile/version.h"
SCM_MICRO_VERSION)
if (_VERSION_FOUND)
set (Guile_VERSION_PATCH "${_VERSION}")
else ()
message (FATAL_ERROR "FindGuile: Failed to find Guile_MICRO_VERSION.")
endif ()
set (Guile_VERSION_STRING "${Guile_VERSION_MAJOR}.${Guile_VERSION_MINOR}.${Guile_VERSION_PATCH}")
unset (_VERSION_FOUND)
unset (_VERSION)
endif ()
_guile_find_component_include_dir (Guile_GC "gc.h")
_guile_find_component_library (Guile guile)
_guile_find_component_library (Guile_GC gc)
find_program (Guile_EXECUTABLE
guile
DOC "Guile executable.")
if (Guile_EXECUTABLE)
execute_process (COMMAND ${Guile_EXECUTABLE} --version
RESULT_VARIABLE _status
OUTPUT_VARIABLE _output
OUTPUT_STRIP_TRAILING_WHITESPACE)
string (REGEX REPLACE ".*\\(GNU Guile\\)[\t ]+([0-9]+)\\..*" "\\1"
_guile_ver_major "${_output}")
string (REGEX REPLACE ".*\\(GNU Guile\\)[\t ]+[0-9]+\\.([0-9]+).*" "\\1"
_guile_ver_minor "${_output}")
string (REGEX REPLACE ".*\\(GNU Guile\\)[\t ]+[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1"
_guile_ver_patch "${_output}")
set (_version "${_guile_ver_major}.${_guile_ver_minor}.${_guile_ver_patch}")
if (NOT Guile_FIND_QUIETLY)
if (NOT Guile_VERSION_STRING STREQUAL _version)
message (WARNING "FindGuile: Versions provided by library differs from the one provided by executable.")
endif ()
if (NOT _status STREQUAL "0")
message (WARNING "FindGuile: guile (1) process exited abnormally.")
endif ()
endif ()
unset (_version)
unset (_status)
unset (_version)
unset (_guile_ver_major)
unset (_guile_ver_minor)
unset (_guile_ver_patch)
endif ()
find_package_handle_standard_args (GC
"FindGuile: Failed to find dependency GC."
Guile_GC_INCLUDE_DIR
Guile_GC_LIBRARY
Guile_GC_LIBRARIES
Guile_GC_LIBRARY_RELEASE)
find_package_handle_standard_args (Guile
REQUIRED_VARS
Guile_INCLUDE_DIR
Guile_LIBRARY
Guile_LIBRARIES
Guile_LIBRARY_RELEASE
GC_FOUND
VERSION_VAR Guile_VERSION_STRING)
if (Guile_FOUND)
list (APPEND Guile_INCLUDE_DIRS "${Guile_INCLUDE_DIR}"
"${Guile_GC_INCLUDE_DIR}")
if (NOT TARGET Guile::Library AND NOT TARGET GC::Library)
add_library (Guile::GC::Library UNKNOWN IMPORTED)
set_property (TARGET Guile::GC::Library APPEND
PROPERTY IMPORTED_CONFIGURATIONS RELEASE)
set_target_properties (Guile::GC::Library
PROPERTIES
INTERFACE_INCLUDE_DIRS
"${Guile_GC_INCLUDE_DIR}"
IMPORTED_LOCATION
"${Guile_GC_LIBRARY}"
IMPORTED_LOCATION_RELEASE
"${Guile_GC_LIBRARY_RELEASE}")
add_library (Guile::Library UNKNOWN IMPORTED)
set_property (TARGET Guile::Library APPEND
PROPERTY IMPORTED_CONFIGURATIONS RELEASE)
set_property (TARGET Guile::Library APPEND
PROPERTY
INTERFACE_LINK_LIBRARIES
Guile::GC::Library)
set_target_properties (Guile::Library
PROPERTIES
INTERFACE_INCLUDE_DIRSr
"${Guile_INCLUDE_DIR}"
IMPORTED_LOCATION "${Guile_LIBRARY}"
IMPORTED_LOCATION_RELEASE
"${Guile_LIBRARY_RELEASE}")
set (Guile_LIBRARIES Guile::Library Guile::GC::Library)
endif ()
endif ()
find_program(Guile_CONFIG_EXECUTABLE
NAMES guile-config
DOC "Guile configutration binary")
if (Guile_CONFIG_EXECUTABLE)
execute_process (COMMAND ${Guile_CONFIG_EXECUTABLE} info prefix
OUTPUT_VARIABLE Guile_ROOT_DIR
OUTPUT_STRIP_TRAILING_WHITESPACE)
execute_process (COMMAND ${Guile_CONFIG_EXECUTABLE} info sitedir
OUTPUT_VARIABLE Guile_SITE_DIR
OUTPUT_STRIP_TRAILING_WHITESPACE)
execute_process (COMMAND ${Guile_CONFIG_EXECUTABLE} info extensiondir
OUTPUT_VARIABLE Guile_EXTENSION_DIR
OUTPUT_STRIP_TRAILING_WHITESPACE)
endif ()
mark_as_advanced (Guile_EXECUTABLE
Guile_INCLUDE_DIR
Guile_LIBRARY
Guile_LIBRARY_RELEASE
Guile_GC_INCLUDE_DIR
Guile_GC_LIBRARY
Guile_GC_LIBRARY_RELEASE)
|
