1# Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved. 2# Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without modification, 5# are permitted provided that the following conditions are met: 6# 7# 1. Redistributions of source code must retain the above copyright notice, this list of 8# conditions and the following disclaimer. 9# 10# 2. Redistributions in binary form must reproduce the above copyright notice, this list 11# of conditions and the following disclaimer in the documentation and/or other materials 12# provided with the distribution. 13# 14# 3. Neither the name of the copyright holder nor the names of its contributors may be used 15# to endorse or promote products derived from this software without specific prior written 16# permission. 17# 18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 22# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 23# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 24# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 25# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 27# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 28# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30import("$root_out_dir/config.gni") 31 32LITEOSTOPDIR = "//kernel/liteos_a" 33LITEOSTHIRDPARTY = "//third_party" 34HDFTOPDIR = "//drivers/hdf_core/adapter/khdf/liteos" 35HIVIEWDFX_HILOG_LITE_DIR = "//base/hiviewdfx/hilog_lite" 36DRIVERS_LITEOS_DIR = "//drivers/liteos" 37THIRDPARTY_BOUNDS_CHECKING_FUNCTION_DIR = 38 "//third_party/bounds_checking_function" 39THIRDPARTY_FATFS_DIR = "//third_party/FatFs" 40THIRDPARTY_NUTTX_DIR = "//third_party/NuttX" 41THIRDPARTY_MUSL_DIR = "//third_party/musl" 42THIRDPARTY_TOYBOX_DIR = "//third_party/toybox" 43THIRDPARTY_MKSH_DIR = "//third_party/mksh" 44THIRDPARTY_FREEBSD_DIR = "//third_party/FreeBSD" 45THIRDPARTY_OPTIMIZED_ROUTINES_DIR = "//third_party/optimized-routines" 46THIRDPARTY_GOOGLETEST_DIR = "//third_party/googletest" 47KERNEL_LINUX_DIR = "//kernel/linux/linux-5.10" 48 49ARCH = "" 50if (defined(LOSCFG_ARCH_ARM_AARCH32)) { 51 ARCH = "arm" 52} else if (defined(LOSCFG_ARCH_ARM_AARCH64)) { 53 ARCH = "aarch64" 54} 55 56template("kernel_module") { 57 build_gn = rebase_path("BUILD.gn") 58 cmd = "grep -c '^\s*\(kernel_module\|hdf_driver\)\s*(\s*\S*\s*)\s*{\s*\$' $build_gn" 59 modules_count = exec_script("//build/lite/run_shell_cmd.py", [ cmd ], "value") 60 if (modules_count == 1) { 61 auto_config = true 62 } 63 64 cmd = "if grep -q '^\s*\(config\s*(\s*\"public\"\s*)\|module_group\s*(\s*\"\S*\"\s*)\)\s*{\s*\$' $build_gn; then echo true; else echo false; fi" 65 has_public_config = 66 exec_script("//build/lite/run_shell_cmd.py", [ cmd ], "value") 67 if (!has_public_config && defined(auto_config)) { 68 config("public") { 69 configs = [] 70 } 71 } 72 73 current_dir_name = get_path_info(rebase_path("."), "file") 74 if (target_name != current_dir_name) { 75 cmd = "if grep -q '^\s*\(module_group\|group\)\s*(\s*\"$current_dir_name\"\s*)\s*{\s*\$' $build_gn; then echo true; else echo false; fi" 76 has_current_dir_group = 77 exec_script("//build/lite/run_shell_cmd.py", [ cmd ], "value") 78 if (!has_current_dir_group && defined(auto_config)) { 79 module_name = target_name 80 group(current_dir_name) { 81 public_deps = [ ":$module_name" ] 82 } 83 } 84 } 85 86 if (defined(invoker.module_switch) && !invoker.module_switch) { 87 group(target_name) { 88 not_needed(invoker, "*") 89 } 90 } else { 91 source_set(target_name) { 92 public_configs = [] 93 configs = [] 94 forward_variables_from(invoker, "*") 95 if (has_public_config) { 96 included_public_config = false 97 foreach(cfg, public_configs) { 98 what = "label_no_toolchain" 99 if (get_label_info(cfg, what) == get_label_info(":public", what)) { 100 included_public_config = true 101 } 102 } 103 if (!included_public_config) { 104 public_configs += [ ":public" ] 105 } 106 } 107 if (is_lite_system && current_os == "ohos" && !is_mini_system && 108 !ohos_kernel_is_prebuilt) { 109 configs += [ "$LITEOSTOPDIR:sysroot_flags" ] 110 } 111 } 112 } 113 not_needed([ "auto_config" ]) 114} 115 116template("config") { 117 config(target_name) { 118 if (defined(invoker.module_switch) && !invoker.module_switch && 119 target_name == "public") { 120 not_needed(invoker, "*") 121 forward_variables_from(invoker, [ "configs" ]) 122 } else { 123 forward_variables_from(invoker, "*") 124 } 125 } 126} 127 128template("module_group") { 129 assert(defined(invoker.modules), "modules are must") 130 group(target_name) { 131 deps = [] 132 foreach(m, invoker.modules) { 133 deps += [ m ] 134 } 135 if (defined(invoker.deps)) { 136 deps += invoker.deps 137 } 138 } 139 config("public") { 140 configs = [] 141 foreach(m, invoker.modules) { 142 configs += [ "$m:public" ] 143 } 144 if (defined(invoker.configs)) { 145 configs += invoker.configs 146 } 147 } 148} 149 150set_defaults("kernel_module") { 151 configs = [ 152 "$LITEOSTOPDIR:public", 153 "$LITEOSTOPDIR:los_config", 154 ] 155 visibility = [ 156 ":*", 157 "$LITEOSTOPDIR:*", 158 "..:*", 159 "../..:*", 160 ] 161} 162