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1# Copyright 2014 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.
4import("//build/config/sanitizers/sanitizers.gni")
5
6declare_args() {
7  if (current_cpu == "arm") {
8    musl_arch = "arm"
9  } else if (current_cpu == "arm64") {
10    musl_arch = "aarch64"
11  } else if (current_cpu == "x86_64" || current_cpu == "x64") {
12    musl_arch = "x86_64"
13  } else if (current_cpu == "mipsel") {
14    musl_arch = "mips"
15  } else if (current_cpu == "riscv64") {
16    musl_arch = "riscv64"
17  } else if (current_cpu == "loongarch64") {
18    musl_arch = "loongarch64"
19  }
20  # musl_root = "$root_out_dir/obj/third_party/musl"
21  # musl_sub_arch = ""
22  # musl_syslib_dir = "/system/bin"
23  # musl_linker_extension = "so.1"
24}
25
26declare_args() {
27  if ((defined(target_os) && target_os == "ohos") ||
28      (defined(ohos_kernel_type) && ohos_kernel_type == "linux")) {
29    musl_target_os = "linux"
30    if (musl_arch == "mips") {
31      musl_target_triple = "mipsel-linux-ohos"
32    } else {
33      musl_target_triple = "${musl_arch}-linux-ohos"
34    }
35  } else if (defined(ohos_kernel_type) && ohos_kernel_type == "liteos_a") {
36    musl_target_os = "liteos_a"
37    musl_target_triple = "arm-liteos-ohos"
38  }
39}
40
41declare_args() {
42  musl_use_gwp_asan = false
43  if (!is_llvm_build && current_cpu == "arm64") {
44    musl_use_gwp_asan = true
45  }
46
47  if (is_llvm_build) {
48    runtime_lib_path = "//out/llvm-install/lib/clang/15.0.4/lib"
49  } else {
50    if (host_cpu == "arm64") {
51      runtime_lib_path =
52          "//prebuilts/clang/ohos/linux-aarch64/llvm/lib/clang/15.0.4/lib"
53    } else {
54      runtime_lib_path =
55          "//prebuilts/clang/ohos/linux-x86_64/llvm/lib/clang/15.0.4/lib"
56    }
57  }
58  musl_user_custom_libc = true
59  musl_use_jemalloc = false
60  musl_use_encaps = false
61  musl_malloc_plugin = ""
62  musl_use_jemalloc_dfx_intf = false
63  musl_use_jemalloc_recycle_func = false
64  musl_use_pthread_cancel = false
65  musl_ported_dir = "intermidiates/${musl_target_os}/musl_src_ported"
66  musl_inc_out_dir = "usr/include/${musl_target_triple}"
67  musl_uapi_dir = "//kernel/linux/patches/linux-5.10/prebuilts/usr/include"
68  musl_linux_kernel_dir = "//kernel/linux/linux-5.10"
69  musl_dir = "//third_party/musl"
70  musl_porting_dir = "//third_party/musl/porting/linux/user"
71
72  # if (is_asan) {
73  #   musl_linker_asan_name =
74  #       musl_syslib_dir + "/ld-musl-${musl_arch}${musl_sub_arch}-asan"
75  #   musl_ldso_path =
76  #       musl_syslib_dir + "/ld-musl-${musl_arch}${musl_sub_arch}-asan." +
77  #       musl_linker_extension
78  # } else {
79  #   musl_ldso_path =
80  #       musl_syslib_dir + "/ld-musl-${musl_arch}${musl_sub_arch}." +
81  #       musl_linker_extension
82  # }
83}
84
85declare_args() {
86  musl_enable_musl_log = true
87  if (!is_standard_system) {
88    musl_enable_musl_log = false
89  }
90  musl_iterate_and_stats_api = false
91  musl_secure_level = 1
92}
93
94declare_args() {
95  if (!defined(product_path)) {
96    product_path = ""
97  }
98}
99
100declare_args() {
101  # for unit test
102  musl_unit_test_flag = false
103}
104
105declare_args() {
106  musl_ld128_flag = false
107}
108
109declare_args() {
110  # for multi lib
111  musl_target_multilib = ""
112}
113
114declare_args() {
115  # whether clang select the legacy encoding
116  musl_is_legacy = false
117}
118
119declare_args() {
120  musl_use_flto = false
121}
122
123declare_args() {
124  musl_use_icu_locale = false
125}
126
127# part of default_compiler_configs from build/config/BUILDCONFIG.gn
128musl_inherited_configs = [
129  "//build/config/compiler:afdo",
130  "//build/config/compiler:afdo_optimize_size",
131  "//build/config/compiler:compiler",
132  "//build/config/compiler:compiler_arm_fpu",
133  "//build/config/compiler:compiler_arm_thumb",
134  "//build/config/compiler:chromium_code",
135  "//build/config/compiler:default_include_dirs",
136  "//build/config/compiler:default_optimization",
137  "//build/config/compiler:default_stack_frames",
138  "//build/config/compiler:default_symbols",
139  "//build/config/compiler:export_dynamic",
140  "//build/config/compiler:no_exceptions",
141  "//build/config/compiler:no_rtti",
142  "//build/config/compiler:runtime_library",
143  "//build/config/compiler:thin_archive",
144  "//build/config/sanitizers:default_sanitizer_flags",
145]
146
147porting_deps = [
148  "//third_party/musl:create_alltypes_h",
149  "//third_party/musl:create_porting_src",
150  "//third_party/musl:create_syscall_h",
151  "//third_party/musl:create_version_h",
152]
153