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| author | Andrew V. Jones <andrew.jones@vector.com> | 2020-07-17 18:09:14 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-07-17 10:09:14 -0700 |
| commit | e8df6f67cc2654f50d49995377a4b411668235e1 (patch) | |
| tree | fb8c2b35197e5821ac15c78b74da0d2de8eec3fc /cmake/FindEditline.cmake | |
| parent | 0988217562006d3f59e01dc261f39121df6d75f5 (diff) | |
Support for using 'libedit' over 'readline' #4571 (#4579)
Signed-off-by: Andrew V. Jones <andrew.jones@vector.com>
Diffstat (limited to 'cmake/FindEditline.cmake')
| -rw-r--r-- | cmake/FindEditline.cmake | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/cmake/FindEditline.cmake b/cmake/FindEditline.cmake new file mode 100644 index 000000000..fe4001173 --- /dev/null +++ b/cmake/FindEditline.cmake @@ -0,0 +1,40 @@ +# Find Editline +# Editline_FOUND - found Editline lib +# Editline_INCLUDE_DIR - the Editline include directory +# Editline_LIBRARIES - Libraries needed to use Editline +# Editline_COMPENTRY_FUNC_RETURNS_CHARPTR - Indicates if compentry function +# returns a (char *) + +find_path(Editline_INCLUDE_DIR NAMES histedit.h) +find_library(Editline_LIBRARIES NAMES edit libedit) + +if(Editline_INCLUDE_DIR) + # 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_DIR}) + 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_DIR Editline_LIBRARIES) +mark_as_advanced( + Editline_INCLUDE_DIR + Editline_LIBRARIES + Editline_COMPENTRY_FUNC_RETURNS_CHARPTR +) +if(Editline_LIBRARIES) + message(STATUS "Editline library: ${Editline_LIBRARIES}") +endif() |