1 # Copyright 2015 The Chromium Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 import("//build/config/sanitizers/sanitizers.gni") 6 import("//build/config/sysroot.gni") 7 import("//build/toolchain/toolchain.gni") 8 9 assert(is_posix) 10 11 group("posix") { 12 visibility = [ "//:optimize_gn_gen" ] 13 } 14 15 # This is included by reference in the //build/config/compiler config that 16 # is applied to all Posix targets. It is here to separate out the logic that is 17 # Posix-only. Note that this is in addition to an OS-specific variant of this 18 # config. 19 config("compiler") { 20 if ((allow_posix_link_time_opt || is_cfi) && !is_nacl) { 21 arflags = [ 22 "--plugin", 23 rebase_path("//third_party/llvm-build/Release+Asserts/lib/LLVMgold.so", 24 root_build_dir), 25 ] 26 } 27 } 28 29 # This is included by reference in the //build/config/compiler:runtime_library 30 # config that is applied to all targets. It is here to separate out the logic 31 # that is Posix-only. Please see that target for advice on what should go in 32 # :runtime_library vs. :compiler. 33 config("runtime_library") { 34 if (!is_mac && !is_ios && sysroot != "") { 35 # Pass the sysroot to all C compiler variants, the assembler, and linker. 36 cflags = [ "--sysroot=" + rebase_path(sysroot, root_build_dir) ] 37 asmflags = cflags 38 ldflags = cflags 39 40 # Need to get some linker flags out of the sysroot. 41 ldflags += [ exec_script("sysroot_ld_path.py", 42 [ 43 rebase_path("//build/linux/sysroot_ld_path.sh", 44 root_build_dir), 45 sysroot, 46 ], 47 "value") ] 48 } 49 } 50
