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# Copyright (c) 2014, Matthias Vallentin
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# Tries to find editline headers and libraries
#
# Usage of this module as follows:
#
# find_package(Editline)
#
# Variables used by this module, they can change the default behaviour and need
# to be set before calling find_package:
#
# EDITLINE_ROOT_DIR Set this variable to the root installation of
# editline if the module has problems finding
# the proper installation path.
#
# Variables defined by this module:
#
# EDITLINE_FOUND System has Editline libs/headers
# EDITLINE_LIBRARIES The Editline libraries
# EDITLINE_INCLUDE_DIR The location of Editline headers
# EDITLINE_VERSION The full version of Editline
# EDITLINE_VERSION_MAJOR The version major of Editline
# EDITLINE_VERSION_MINOR The version minor of Editline
find_path(EDITLINE_INCLUDE_DIR
NAMES histedit.h
HINTS ${EDITLINE_ROOT_DIR}/include)
if (EDITLINE_INCLUDE_DIR)
file(STRINGS ${EDITLINE_INCLUDE_DIR}/histedit.h editline_header REGEX "^#define.LIBEDIT_[A-Z]+.*$")
string(REGEX REPLACE ".*#define.LIBEDIT_MAJOR[ \t]+([0-9]+).*" "\\1" EDITLINE_VERSION_MAJOR "${editline_header}")
string(REGEX REPLACE ".*#define.LIBEDIT_MINOR[ \t]+([0-9]+).*" "\\1" EDITLINE_VERSION_MINOR "${editline_header}")
set(EDITLINE_VERSION_MAJOR ${EDITLINE_VERSION_MAJOR} CACHE STRING "" FORCE)
set(EDITLINE_VERSION_MINOR ${EDITLINE_VERSION_MINOR} CACHE STRING "" FORCE)
set(EDITLINE_VERSION ${EDITLINE_VERSION_MAJOR}.${EDITLINE_VERSION_MINOR}
CACHE STRING "" FORCE)
endif ()
find_library(EDITLINE_LIBRARIES
NAMES edit
HINTS ${EDITLINE_ROOT_DIR}/lib)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
Editline
DEFAULT_MSG
EDITLINE_LIBRARIES
EDITLINE_INCLUDE_DIR)
mark_as_advanced(
EDITLINE_ROOT_DIR
EDITLINE_LIBRARIES
EDITLINE_INCLUDE_DIR
EDITLINE_VERSION
EDITLINE_VERSION_MAJOR
EDITLINE_VERSION_MINOR
)
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