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###############################################################################
# Top contributors (to current version):
# Andrew V. Jones, Mathias Preiner
#
# This file is part of the cvc5 project.
#
# Copyright (c) 2009-2021 by the authors listed in the file AUTHORS
# in the top-level source directory and their institutional affiliations.
# All rights reserved. See the file COPYING in the top-level source
# directory for licensing information.
# #############################################################################
#
# Find Editline
# Editline_FOUND - found Editline lib
# Editline_INCLUDE_DIRS - the Editline include directory
# Editline_LIBRARIES - Libraries needed to use Editline
# Editline_COMPENTRY_FUNC_RETURNS_CHARPTR - Indicates if compentry function
# returns a (char *)
##
# When finding libedit, use pkg-config to ensure we find all the required
# linking flags for libedit
find_package(PkgConfig REQUIRED)
pkg_check_modules(Editline REQUIRED libedit)
if(Editline_INCLUDE_DIRS)
# Check which standard of editline is installed on the system.
# https://github.com/CVC4/CVC4/issues/702
include(CheckCXXSourceCompiles)
set(CMAKE_REQUIRED_QUIET TRUE)
set(CMAKE_REQUIRED_LIBRARIES ${Editline_LIBRARIES})
set(CMAKE_REQUIRED_INCLUDES ${Editline_INCLUDE_DIRS})
check_cxx_source_compiles(
"#include <stdio.h>
#include <editline/readline.h>
char* foo(const char*, int) { return (char*)0; }
int main() { rl_completion_entry_function = foo; return 0; }"
Editline_COMPENTRY_FUNC_RETURNS_CHARPTR
)
unset(CMAKE_REQUIRED_QUIET)
unset(CMAKE_REQUIRED_LIBRARIES)
unset(CMAKE_REQUIRED_INCLUDES)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Editline
DEFAULT_MSG Editline_INCLUDE_DIRS Editline_LIBRARIES)
mark_as_advanced(
Editline_INCLUDE_DIRS
Editline_LIBRARIES
Editline_COMPENTRY_FUNC_RETURNS_CHARPTR
)
if(Editline_LIBRARIES)
message(STATUS "Editline library: ${Editline_LIBRARIES}")
endif()
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