liblzma: Only use ifunc in crcXX_fast.c if its needed.
[xz.git] / cmake / tuklib_progname.cmake
blobd4ab00665570b1c1b7535813cd061163e562a069
2 # tuklib_progname.cmake - see tuklib_progname.m4 for description and comments
4 # Author: Lasse Collin
6 # This file has been put into the public domain.
7 # You can do whatever you want with this file.
10 include("${CMAKE_CURRENT_LIST_DIR}/tuklib_common.cmake")
11 include(CheckSymbolExists)
13 function(tuklib_progname TARGET_OR_ALL)
14     # NOTE: This glibc extension requires _GNU_SOURCE.
15     check_symbol_exists(program_invocation_name errno.h
16                         HAVE_PROGRAM_INVOCATION_NAME)
17     tuklib_add_definition_if("${TARGET_OR_ALL}" HAVE_PROGRAM_INVOCATION_NAME)
18 endfunction()