tvl-depot/third_party/nix/CMakeLists.txt
Luke Granger-Brown 4de63f784c fix(3p/nix): propagate dependencies which are needed by people linking in nix
This includes absl, which we install into the output, and boost and the boehm GC,
which are moved to propagated deps.

Change-Id: I8f9f9795ff92e26b2320359064241d7fd59c2d33
Reviewed-on: https://cl.tvl.fyi/c/depot/+/549
Reviewed-by: tazjin <mail@tazj.in>
2020-06-21 23:49:19 +00:00

61 lines
2.1 KiB
CMake

# -*- mode: cmake; -*-
cmake_minimum_required(VERSION 3.16)
project(nix CXX)
set(CMAKE_CXX_STANDARD 17)
# Export compile_commands.json which can be used by tools such as
# clangd and clang-tidy.
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
# Provide an output path for pkgconfig.
include(GNUInstallDirs)
set(PKGCONFIG_INSTALL_DIR ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
# The following lines import CMake-native dependencies which may
# contain useful definitions. Other dependencies are not treated
# specially by CMake and are only linked into the resulting binary.
find_package(BZip2)
find_package(Boost COMPONENTS context) # probably coroutine + ::headers, lets find out
find_package(CURL)
find_package(SQLite3)
find_package(Threads)
find_package(LibLZMA)
# Abseil really doesn't like being precompiled. It is included here as
# an imported CMake project (i.e. it will be built /with/ this
# project).
#
# In development mode, the 'abseil_cpp' folder is symlinked to
# ../abseil_cpp (the relative location in the depot). In derivation
# builds this symlink is automatically replaced with an appropriate
# link to the Abseil sources in the Nix store.
add_subdirectory(abseil_cpp)
install(DIRECTORY abseil_cpp/absl
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
FILES_MATCHING
PATTERN "*.inc"
PATTERN "*.h"
PATTERN "copts" EXCLUDE
PATTERN "testdata" EXCLUDE
)
# Linking precompiled glog binaries (linked against libstdc++) leads
# to working binaries that do not output log messages. It seems that
# in order to use glog with LLVM & libc++, one needs to make glog a
# part of the local project build.
add_subdirectory(glog)
# generate a configuration file (autoheader-style) to configure
# certain symbols that Nix depends on.
configure_file(config.h.in nix_config.h @ONLY)
INSTALL(FILES "${PROJECT_BINARY_DIR}/nix_config.h" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/nix")
# install corepkgs
configure_file(corepkgs/config.nix.in config.nix @ONLY)
INSTALL(DIRECTORY corepkgs
DESTINATION ${CMAKE_INSTALL_DATADIR}/nix
FILES_MATCHING
PATTERN "*.nix")
INSTALL(FILES "${PROJECT_BINARY_DIR}/config.nix" DESTINATION "${CMAKE_INSTALL_DATADIR}/nix/corepkgs")
add_subdirectory(src)