rules.gni (4899B)
1 # Copyright 2015 The Native Client 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("//chromium/build/config/nacl/config.gni") 6 7 # Generate a nmf file 8 # 9 # Native Client Manifest (nmf) is a JSON file that tells the browser where to 10 # download and load Native Client application files and libraries. 11 # 12 # Variables: 13 # executables: .nexe/.pexe/.bc executables to generate nmf for 14 # lib_prefix: path to prepend to shared libraries in the nmf 15 # nmf: the name and the path of the output file 16 # nmfflags: additional flags for the nmf generator 17 # stage_dependencies: directory for staging libraries 18 template("generate_nmf") { 19 assert(defined(invoker.executables), "Must define executables") 20 assert(defined(invoker.nmf), "Must define nmf") 21 22 action(target_name) { 23 forward_variables_from(invoker, 24 [ 25 "deps", 26 "data_deps", 27 "executables", 28 "lib_prefix", 29 "nmf", 30 "nmfflags", 31 "public_deps", 32 "stage_dependencies", 33 "testonly", 34 "visibility", 35 ]) 36 if (!defined(nmfflags)) { 37 nmfflags = [] 38 } 39 40 # TODO(phosek): Remove this conditional once 41 # https://bugs.chromium.org/p/nativeclient/issues/detail?id=4339 is 42 # resolved. 43 if (target_cpu == "pnacl") { 44 objdump = rebase_path("${nacl_toolchain_bindir}/x86_64-nacl-objdump") 45 } else { 46 objdump = rebase_path("${nacl_toolprefix}objdump") 47 } 48 if (host_os == "win") { 49 objdump += ".exe" 50 } 51 52 script = "//native_client_sdk/src/tools/create_nmf.py" 53 inputs = [ objdump ] 54 sources = executables 55 outputs = [ nmf ] 56 if (is_nacl_glibc) { 57 if (defined(stage_dependencies)) { 58 nmfflags += [ "--stage-dependencies=" + 59 rebase_path(stage_dependencies, root_build_dir) ] 60 lib_path = stage_dependencies 61 } else { 62 lib_path = root_build_dir 63 } 64 if (defined(lib_prefix)) { 65 nmfflags += [ "--lib-prefix=" + lib_prefix ] 66 lib_path += "/${lib_prefix}" 67 } 68 69 # Starts empty so the code below can use += everywhere. 70 data = [] 71 72 nmfflags += 73 [ "--library-path=" + rebase_path(root_out_dir, root_build_dir) ] 74 75 # NOTE: There is no explicit dependency for the lib directory 76 # (lib32 and lib64 for x86/x64) created in the product directory. 77 # They are created as a side-effect of nmf creation. 78 if (target_cpu != "x86" && target_cpu != "x64") { 79 nmfflags += 80 [ "--library-path=" + 81 rebase_path("${nacl_toolchain_tooldir}/lib", root_build_dir) ] 82 if (target_cpu == "arm") { 83 data += [ "${lib_path}/libarm/" ] 84 } else { 85 data += [ "${lib_path}/lib/" ] 86 } 87 } else { 88 # For x86-32, the lib/ directory is called lib32/ instead. 89 if (target_cpu == "x86") { 90 nmfflags += 91 [ "--library-path=" + 92 rebase_path("${nacl_toolchain_tooldir}/lib32", root_build_dir) ] 93 data += [ "${lib_path}/lib32/" ] 94 } 95 96 # x86-32 Windows needs to build both x86-32 and x86-64 NaCl 97 # binaries into the same nmf covering both architectures. That 98 # gets handled at a higher level (see the nacl_test_data template), 99 # so a single generate_nmf invocation gets both x86-32 and x86-64 100 # nexes listed in executables. 101 if (target_cpu == "x64" || target_os == "win") { 102 # For x86-64, the lib/ directory is called lib64/ instead 103 # when copied by create_nmf.py. 104 glibc_tc = "//chromium/build/toolchain/nacl:glibc" 105 assert(current_toolchain == "${glibc_tc}_${target_cpu}") 106 if (target_cpu == "x64") { 107 x64_out_dir = root_out_dir 108 } else { 109 x64_out_dir = get_label_info(":${target_name}(${glibc_tc}_x64)", 110 "root_out_dir") 111 } 112 nmfflags += [ 113 "--library-path=" + rebase_path(x64_out_dir, root_build_dir), 114 "--library-path=" + 115 rebase_path("${nacl_toolchain_tooldir}/lib", root_build_dir), 116 ] 117 data += [ "${lib_path}/lib64/" ] 118 } 119 } 120 } 121 args = [ 122 "--no-default-libpath", 123 "--objdump=" + rebase_path(objdump, root_build_dir), 124 "--output=" + rebase_path(nmf, root_build_dir), 125 ] + nmfflags + rebase_path(sources, root_build_dir) 126 if (is_nacl_glibc && target_cpu == "arm") { 127 deps += [ "//native_client/src/untrusted/elf_loader:elf_loader" ] 128 } 129 } 130 }