From 4c64d7daef8819d644ab78a911067b16943f023d Mon Sep 17 00:00:00 2001 From: Dimitri Staessens Date: Mon, 2 Feb 2026 22:50:17 +0100 Subject: build: Refactor CMake back to in-tree CMakeLists This moves the build definitions back to src/ subdirectories (CMakeLists.txt per component). Configuration and dependencies are kept out of tree. Configuration options are bundled into cmake/config/ modules. Dependencies are grouped by component (system/, crypt/, eth/, coverage/, etc.). It now consistently uses target-based commands (target_include_directories, target_link_libraries) instead of global include_directories(). Proper PRIVATE/PUBLIC visibility for executable link libraries. CONFIG_OUROBOROS_DEBUG now properly set based on being a valid debug config (not just checking the string name). It also adds OuroborosTargets export for find_package() support and CMake package config files (OuroborosConfig.cmake) for easier integration with CMake projects. The build logic now follows more idiomatic CMake practices with configuration separated from target definitions. Signed-off-by: Dimitri Staessens Signed-off-by: Sander Vrijders --- cmake/dependencies/eth/bpf.cmake | 20 ++++++++++++++++++++ cmake/dependencies/eth/netmap.cmake | 18 ++++++++++++++++++ cmake/dependencies/eth/rawsockets.cmake | 12 ++++++++++++ 3 files changed, 50 insertions(+) create mode 100644 cmake/dependencies/eth/bpf.cmake create mode 100644 cmake/dependencies/eth/netmap.cmake create mode 100644 cmake/dependencies/eth/rawsockets.cmake (limited to 'cmake/dependencies/eth') diff --git a/cmake/dependencies/eth/bpf.cmake b/cmake/dependencies/eth/bpf.cmake new file mode 100644 index 00000000..c2f69e79 --- /dev/null +++ b/cmake/dependencies/eth/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() diff --git a/cmake/dependencies/eth/netmap.cmake b/cmake/dependencies/eth/netmap.cmake new file mode 100644 index 00000000..94ecd634 --- /dev/null +++ b/cmake/dependencies/eth/netmap.cmake @@ -0,0 +1,18 @@ +# netmap support (optional acceleration) +find_path(NETMAP_C_INCLUDE_DIR + net/netmap_user.h + HINTS /usr/include /usr/local/include) + +mark_as_advanced(NETMAP_C_INCLUDE_DIR) + +if(NOT HAVE_RAW_SOCKETS AND NOT HAVE_BPF AND NETMAP_C_INCLUDE_DIR) + set(DISABLE_NETMAP FALSE CACHE BOOL + "Disable netmap support for ETH IPCPs") + if(NOT DISABLE_NETMAP) + message(STATUS "Netmap support for Ethernet IPCPs enabled") + set(HAVE_NETMAP TRUE) + else() + message(STATUS "Netmap support for Ethernet IPCPs disabled by user") + unset(HAVE_NETMAP) + endif() +endif() diff --git a/cmake/dependencies/eth/rawsockets.cmake b/cmake/dependencies/eth/rawsockets.cmake new file mode 100644 index 00000000..395d9efb --- /dev/null +++ b/cmake/dependencies/eth/rawsockets.cmake @@ -0,0 +1,12 @@ +# Raw sockets support (Linux only) +if(CMAKE_SYSTEM_NAME STREQUAL "Linux") + set(DISABLE_RAW_SOCKETS FALSE CACHE BOOL + "Disable raw socket support for Ethernet IPCPs") + if(NOT DISABLE_RAW_SOCKETS) + message(STATUS "Raw socket support for Ethernet IPCPs enabled") + set(HAVE_RAW_SOCKETS TRUE) + else() + message(STATUS "Raw socket support for Ethernet IPCPs disabled by user") + unset(HAVE_RAW_SOCKETS) + endif() +endif() -- cgit v1.2.3