| Vicent Marti | 0612db5 | 2016-04-20 13:24:54 +0200 | [diff] [blame] | 1 | # - Try to find libelf |
| 2 | # Once done this will define |
| 3 | # |
| 4 | # LIBELF_FOUND - system has libelf |
| 5 | # LIBELF_INCLUDE_DIRS - the libelf include directory |
| 6 | # LIBELF_LIBRARIES - Link these to use libelf |
| 7 | # LIBELF_DEFINITIONS - Compiler switches required for using libelf |
| 8 | # |
| 9 | # Copyright (c) 2008 Bernhard Walle <bernhard.walle@gmx.de> |
| 10 | # |
| 11 | # Redistribution and use is allowed according to the terms of the New |
| 12 | # BSD license. |
| 13 | # For details see the accompanying COPYING-CMAKE-SCRIPTS file. |
| 14 | # |
| 15 | |
| 16 | |
| 17 | if (LIBELF_LIBRARIES AND LIBELF_INCLUDE_DIRS) |
| 18 | set (LibElf_FIND_QUIETLY TRUE) |
| 19 | endif (LIBELF_LIBRARIES AND LIBELF_INCLUDE_DIRS) |
| 20 | |
| 21 | find_path (LIBELF_INCLUDE_DIRS |
| 22 | NAMES |
| 23 | libelf.h |
| 24 | PATHS |
| 25 | /usr/include |
| 26 | /usr/include/libelf |
| 27 | /usr/local/include |
| 28 | /usr/local/include/libelf |
| 29 | /opt/local/include |
| 30 | /opt/local/include/libelf |
| 31 | /sw/include |
| 32 | /sw/include/libelf |
| 33 | ENV CPATH) |
| 34 | |
| 35 | find_library (LIBELF_LIBRARIES |
| 36 | NAMES |
| 37 | elf |
| 38 | PATHS |
| 39 | /usr/lib |
| 40 | /usr/local/lib |
| 41 | /opt/local/lib |
| 42 | /sw/lib |
| 43 | ENV LIBRARY_PATH |
| 44 | ENV LD_LIBRARY_PATH) |
| 45 | |
| 46 | include (FindPackageHandleStandardArgs) |
| 47 | |
| 48 | |
| 49 | # handle the QUIETLY and REQUIRED arguments and set LIBELF_FOUND to TRUE if all listed variables are TRUE |
| 50 | FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibElf DEFAULT_MSG |
| 51 | LIBELF_LIBRARIES |
| 52 | LIBELF_INCLUDE_DIRS) |
| 53 | |
| 54 | SET(CMAKE_REQUIRED_LIBRARIES elf) |
| 55 | INCLUDE(CheckCXXSourceCompiles) |
| 56 | CHECK_CXX_SOURCE_COMPILES("#include <libelf.h> |
| 57 | int main() { |
| 58 | Elf *e = (Elf*)0; |
| 59 | size_t sz; |
| 60 | elf_getshdrstrndx(e, &sz); |
| 61 | return 0; |
| 62 | }" ELF_GETSHDRSTRNDX) |
| 63 | |
| 64 | mark_as_advanced(LIBELF_INCLUDE_DIRS LIBELF_LIBRARIES ELF_GETSHDRSTRNDX) |