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" 35 36ARCH = "" 37if (defined(LOSCFG_ARCH_ARM_AARCH32)) { 38 ARCH = "arm" 39} else if (defined(LOSCFG_ARCH_ARM_AARCH64)) { 40 ARCH = "aarch64" 41} 42 43template("kernel_module") { 44 build_gn = rebase_path("BUILD.gn") 45 cmd = "grep -c '^\s*\(kernel_module\|hdf_driver\)\s*(\s*\S*\s*)\s*{\s*\$' $build_gn" 46 modules_count = exec_script("//build/lite/run_shell_cmd.py", [ cmd ], "value") 47 if (modules_count == 1) { 48 auto_config = true 49 } 50 51 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" 52 has_public_config = 53 exec_script("//build/lite/run_shell_cmd.py", [ cmd ], "value") 54 if (!has_public_config && defined(auto_config)) { 55 config("public") { 56 configs = [] 57 } 58 } 59 60 current_dir_name = get_path_info(rebase_path("."), "file") 61 if (target_name != current_dir_name) { 62 cmd = "if grep -q '^\s*\(module_group\|group\)\s*(\s*\"$current_dir_name\"\s*)\s*{\s*\$' $build_gn; then echo true; else echo false; fi" 63 has_current_dir_group = 64 exec_script("//build/lite/run_shell_cmd.py", [ cmd ], "value") 65 if (!has_current_dir_group && defined(auto_config)) { 66 module_name = target_name 67 group(current_dir_name) { 68 public_deps = [ ":$module_name" ] 69 } 70 } 71 } 72 73 if (defined(invoker.module_switch) && !invoker.module_switch) { 74 group(target_name) { 75 not_needed(invoker, "*") 76 } 77 } else { 78 source_set(target_name) { 79 public_configs = [] 80 forward_variables_from(invoker, "*") 81 if (has_public_config) { 82 included_public_config = false 83 foreach(cfg, public_configs) { 84 what = "label_no_toolchain" 85 if (get_label_info(cfg, what) == get_label_info(":public", what)) { 86 included_public_config = true 87 } 88 } 89 if (!included_public_config) { 90 public_configs += [ ":public" ] 91 } 92 } 93 } 94 } 95 not_needed([ "auto_config" ]) 96} 97 98template("config") { 99 config(target_name) { 100 if (defined(invoker.module_switch) && !invoker.module_switch && 101 target_name == "public") { 102 not_needed(invoker, "*") 103 forward_variables_from(invoker, [ "configs" ]) 104 } else { 105 forward_variables_from(invoker, "*") 106 } 107 } 108} 109 110template("module_group") { 111 assert(defined(invoker.modules), "modules are must") 112 group(target_name) { 113 deps = [] 114 foreach(m, invoker.modules) { 115 deps += [ m ] 116 } 117 if (defined(invoker.deps)) { 118 deps += invoker.deps 119 } 120 } 121 config("public") { 122 configs = [] 123 foreach(m, invoker.modules) { 124 configs += [ "$m:public" ] 125 } 126 if (defined(invoker.configs)) { 127 configs += invoker.configs 128 } 129 } 130} 131 132set_defaults("kernel_module") { 133 configs = [ 134 "$LITEOSTOPDIR:public", 135 "$LITEOSTOPDIR:los_config", 136 ] 137 visibility = [ 138 "$LITEOSTOPDIR:*", 139 ":*", 140 "..:*", 141 "../..:*", 142 ] 143} 144