diff options
Diffstat (limited to 'cmake/dependencies/bpf.cmake')
| -rw-r--r-- | cmake/dependencies/bpf.cmake | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/cmake/dependencies/bpf.cmake b/cmake/dependencies/bpf.cmake new file mode 100644 index 00000000..8c04937f --- /dev/null +++ b/cmake/dependencies/bpf.cmake @@ -0,0 +1,20 @@ +# Berkeley Packet Filter support (BSD/macOS only) +if (NOT CMAKE_SYSTEM_NAME STREQUAL "Linux") + find_path(BPF_C_INCLUDE_DIR + net/bpf.h + HINTS /usr/include /usr/local/include) + + mark_as_advanced(BPF_C_INCLUDE_DIR) + + if (BPF_C_INCLUDE_DIR) + set(DISABLE_BPF FALSE CACHE BOOL + "Disable Berkeley Packet Filter support for Ethernet IPCPs") + if (NOT DISABLE_BPF) + message(STATUS "Berkeley Packet Filter support for Ethernet IPCPs enabled") + set(HAVE_BPF TRUE) + else () + message(STATUS "Berkeley Packet Filter support for Ethernet IPCPs disabled by user") + unset(HAVE_BPF) + endif () + endif () +endif () |