diff options
author | ComradeCrow <comradecrow@vivaldi.net> | 2023-04-18 16:54:45 -0700 |
---|---|---|
committer | ComradeCrow <comradecrow@vivaldi.net> | 2023-04-18 16:54:45 -0700 |
commit | 6737e6ac61634781638338b3753385e78aa1d571 (patch) | |
tree | 3d5db707eb03bc4a6f4c2909dc5983db068bf2b1 /cmake | |
parent | 44803a87a143c8a94d5dbc10e0942d947a12c023 (diff) | |
download | ytcpp-6737e6ac61634781638338b3753385e78aa1d571.tar.gz |
yt-dlp is working
Diffstat (limited to 'cmake')
-rw-r--r-- | cmake/FindPCAP.cmake | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/cmake/FindPCAP.cmake b/cmake/FindPCAP.cmake new file mode 100644 index 0000000..6e81778 --- /dev/null +++ b/cmake/FindPCAP.cmake @@ -0,0 +1,86 @@ +# - Try to find libpcap include dirs and libraries +# +# Usage of this module as follows: +# +# find_package(PCAP) +# +# Variables used by this module, they can change the default behaviour and need +# to be set before calling find_package: +# +# PCAP_ROOT_DIR Set this variable to the root installation of +# libpcap if the module has problems finding the +# proper installation path. +# +# Variables defined by this module: +# +# PCAP_FOUND System has libpcap, include and library dirs found +# PCAP_INCLUDE_DIR The libpcap include directories. +# PCAP_LIBRARY The libpcap library (possibly includes a thread +# library e.g. required by pf_ring's libpcap) +# HAVE_PF_RING If a found version of libpcap supports PF_RING + +find_path(PCAP_ROOT_DIR + NAMES include/pcap.h Include/pcap.h +) + +find_path(PCAP_INCLUDE_DIR + NAMES pcap.h + HINTS ${PCAP_ROOT_DIR}/include +) + +if ( MSVC AND COMPILER_ARCHITECTURE STREQUAL "x86_64" ) + set(_pcap_lib_hint_path ${PCAP_ROOT_DIR}/lib/x64) +else() + set(_pcap_lib_hint_path ${PCAP_ROOT_DIR}/lib) +endif() + +find_library(PCAP_LIBRARY + NAMES pcap wpcap + HINTS ${_pcap_lib_hint_path} +) + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(PCAP DEFAULT_MSG + PCAP_LIBRARY + PCAP_INCLUDE_DIR +) + +include(CheckCSourceCompiles) +set(CMAKE_REQUIRED_LIBRARIES ${PCAP_LIBRARY}) +check_c_source_compiles("int main() { return 0; }" PCAP_LINKS_SOLO) +set(CMAKE_REQUIRED_LIBRARIES) + +# check if linking against libpcap also needs to link against a thread library +if (NOT PCAP_LINKS_SOLO) + find_package(Threads) + if (THREADS_FOUND) + set(CMAKE_REQUIRED_LIBRARIES ${PCAP_LIBRARY} ${CMAKE_THREAD_LIBS_INIT}) + check_c_source_compiles("int main() { return 0; }" PCAP_NEEDS_THREADS) + set(CMAKE_REQUIRED_LIBRARIES) + endif () + if (THREADS_FOUND AND PCAP_NEEDS_THREADS) + set(_tmp ${PCAP_LIBRARY} ${CMAKE_THREAD_LIBS_INIT}) + list(REMOVE_DUPLICATES _tmp) + set(PCAP_LIBRARY ${_tmp} + CACHE STRING "Libraries needed to link against libpcap" FORCE) + else () + message(FATAL_ERROR "Couldn't determine how to link against libpcap") + endif () +endif () + +string(FIND "${PCAP_LIBRARY}" "wpcap" _pcap_lib_is_wpcap) +if ( _pcap_lib_is_wpcap GREATER_EQUAL 0 ) + set(HAVE_WPCAP TRUE) +endif() + +include(CheckFunctionExists) +set(CMAKE_REQUIRED_LIBRARIES ${PCAP_LIBRARY}) +check_function_exists(pcap_get_pfring_id HAVE_PF_RING) +check_function_exists(pcap_dump_open_append HAVE_PCAP_DUMP_OPEN_APPEND) +set(CMAKE_REQUIRED_LIBRARIES) + +mark_as_advanced( + PCAP_ROOT_DIR + PCAP_INCLUDE_DIR + PCAP_LIBRARY +) \ No newline at end of file |