diff options
Diffstat (limited to 'FindErlang.cmake')
| -rw-r--r-- | FindErlang.cmake | 61 |
1 files changed, 59 insertions, 2 deletions
diff --git a/FindErlang.cmake b/FindErlang.cmake index e7cb60f..6b4d8d8 100644 --- a/FindErlang.cmake +++ b/FindErlang.cmake @@ -1,6 +1,63 @@ +find_program(ERL_EXECUTABLE NAMES erl) find_program(ERLC_EXECUTABLE NAMES erlc) - include(FindPackageHandleStandardArgs) -find_package_handle_standard_args(Erlang DEFAULT_MSG ERLC_EXECUTABLE) +find_package_handle_standard_args(Erlang DEFAULT_MSG ERL_EXECUTABLE ERLC_EXECUTABLE) +mark_as_advanced(ERL_EXECUTABLE) mark_as_advanced(ERLC_EXECUTABLE) +if(ERLANG_FOUND) + execute_process(COMMAND ${ERL_EXECUTABLE} "-noinput" "-eval" "io:format(\"~s\", [code:root_dir()])" "-eval" "halt()" + OUTPUT_VARIABLE "ERLANG_ROOT_DIR") + execute_process(COMMAND ${ERL_EXECUTABLE} "-noinput" "-eval" "io:format(\"~s\", [code:lib_dir()])" "-eval" "halt()" + OUTPUT_VARIABLE "ERLANG_LIB_DIR") +endif(ERLANG_FOUND) + + +macro(erl_check_library name) + find_package(Erlang REQUIRED) + + if(NOT ${name}_FOUND) + + foreach(arg ${ARGN}) + if (arg STREQUAL "REQUIRED") + set(required 1) + elseif (arg STREQUAL "QUIET") + set(quiet 1) + endif (arg STREQUAL "REQUIRED") + endforeach(arg ${ARGN}) + + set(pkgs ${ARGN}) + list(REMOVE_ITEM pkgs "REQUIRED") + list(REMOVE_ITEM pkgs "QUIET") + + list(GET pkgs 0 lib) + + if(NOT quiet) + message("-- checking for Erlang library '${lib}'") + endif(NOT quiet) + + execute_process(COMMAND ${ERL_EXECUTABLE} "-noinput" + "-eval" "Dir=code:lib_dir('${lib}'), if is_list(Dir) -> io:format(\"~s\", [Dir]); true -> ok end" + "-eval" "halt()" OUTPUT_VARIABLE "${name}_dir") + + if(NOT quiet) + if(NOT ${name}_DIR STREQUAL "") + message("-- found ${lib}") + else(NOT ${name}_DIR STREQUAL "") + message("-- library '${lib}' not found") + endif(NOT ${name}_DIR STREQUAL "") + endif(NOT quiet) + + if(${name}_DIR STREQUAL "") + if(required) + message(SEND_ERROR "A required library was not found") + endif(required) + else(${name}_DIR STREQUAL "") + set(${name}_FOUND 1 CACHE INTERNAL "") + set(${name}_DIR "${${name}_dir}" CACHE INTERNAL "") + set(${name}_INCLUDE_DIR "${${name}_dir}/include" CACHE INTERNAL "") + set(${name}_LIBRARY_DIR "${${name}_dir}/lib" CACHE INTERNAL "") + endif(${name}_DIR STREQUAL "") + + endif(NOT ${name}_FOUND) +endmacro(erl_check_library)
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