diff options
Diffstat (limited to 'src/flags.cc')
| -rw-r--r-- | src/flags.cc | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/src/flags.cc b/src/flags.cc new file mode 100644 index 0000000..329e0fd --- /dev/null +++ b/src/flags.cc @@ -0,0 +1,197 @@ +// Copyright 2015 Google Inc. All rights reserved +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// +build ignore + +#include "flags.h" + +#include <stdlib.h> +#include <unistd.h> + +#include "log.h" +#include "strutil.h" + +Flags g_flags; + +static bool ParseCommandLineOptionWithArg(StringPiece option, + char* argv[], + int* index, + const char** out_arg) { + const char* arg = argv[*index]; + if (!HasPrefix(arg, option)) + return false; + if (arg[option.size()] == '\0') { + ++*index; + *out_arg = argv[*index]; + return true; + } + if (arg[option.size()] == '=') { + *out_arg = arg + option.size() + 1; + return true; + } + // E.g, -j999 + if (option.size() == 2) { + *out_arg = arg + option.size(); + return true; + } + return false; +} + +void Flags::Parse(int argc, char** argv) { + subkati_args.push_back(argv[0]); + num_jobs = num_cpus = sysconf(_SC_NPROCESSORS_ONLN); + const char* num_jobs_str; + const char* writable_str; + + if (const char* makeflags = getenv("MAKEFLAGS")) { + for (StringPiece tok : WordScanner(makeflags)) { + if (!HasPrefix(tok, "-") && tok.find('=') != string::npos) + cl_vars.push_back(tok); + } + } + + for (int i = 1; i < argc; i++) { + const char* arg = argv[i]; + bool should_propagate = true; + int pi = i; + if (!strcmp(arg, "-f")) { + makefile = argv[++i]; + should_propagate = false; + } else if (!strcmp(arg, "-c")) { + is_syntax_check_only = true; + } else if (!strcmp(arg, "-i")) { + is_dry_run = true; + } else if (!strcmp(arg, "-s")) { + is_silent_mode = true; + } else if (!strcmp(arg, "-d")) { + enable_debug = true; + } else if (!strcmp(arg, "--kati_stats")) { + enable_stat_logs = true; + } else if (!strcmp(arg, "--warn")) { + enable_kati_warnings = true; + } else if (!strcmp(arg, "--ninja")) { + generate_ninja = true; + } else if (!strcmp(arg, "--empty_ninja_file")) { + generate_empty_ninja = true; + } else if (!strcmp(arg, "--gen_all_targets")) { + gen_all_targets = true; + } else if (!strcmp(arg, "--regen")) { + // TODO: Make this default. + regen = true; + } else if (!strcmp(arg, "--regen_debug")) { + regen_debug = true; + } else if (!strcmp(arg, "--regen_ignoring_kati_binary")) { + regen_ignoring_kati_binary = true; + } else if (!strcmp(arg, "--dump_kati_stamp")) { + dump_kati_stamp = true; + regen_debug = true; + } else if (!strcmp(arg, "--detect_android_echo")) { + detect_android_echo = true; + } else if (!strcmp(arg, "--detect_depfiles")) { + detect_depfiles = true; + } else if (!strcmp(arg, "--color_warnings")) { + color_warnings = true; + } else if (!strcmp(arg, "--no_builtin_rules")) { + no_builtin_rules = true; + } else if (!strcmp(arg, "--no_ninja_prelude")) { + no_ninja_prelude = true; + } else if (!strcmp(arg, "--use_ninja_phony_output")) { + use_ninja_phony_output = true; + } else if (!strcmp(arg, "--use_ninja_validations")) { + use_ninja_validations = true; + } else if (!strcmp(arg, "--werror_find_emulator")) { + werror_find_emulator = true; + } else if (!strcmp(arg, "--werror_overriding_commands")) { + werror_overriding_commands = true; + } else if (!strcmp(arg, "--warn_implicit_rules")) { + warn_implicit_rules = true; + } else if (!strcmp(arg, "--werror_implicit_rules")) { + werror_implicit_rules = true; + } else if (!strcmp(arg, "--warn_suffix_rules")) { + warn_suffix_rules = true; + } else if (!strcmp(arg, "--werror_suffix_rules")) { + werror_suffix_rules = true; + } else if (!strcmp(arg, "--top_level_phony")) { + top_level_phony = true; + } else if (!strcmp(arg, "--warn_real_to_phony")) { + warn_real_to_phony = true; + } else if (!strcmp(arg, "--werror_real_to_phony")) { + warn_real_to_phony = true; + werror_real_to_phony = true; + } else if (!strcmp(arg, "--warn_phony_looks_real")) { + warn_phony_looks_real = true; + } else if (!strcmp(arg, "--werror_phony_looks_real")) { + warn_phony_looks_real = true; + werror_phony_looks_real = true; + } else if (!strcmp(arg, "--werror_writable")) { + werror_writable = true; + } else if (!strcmp(arg, "--warn_real_no_cmds_or_deps")) { + warn_real_no_cmds_or_deps = true; + } else if (!strcmp(arg, "--werror_real_no_cmds_or_deps")) { + warn_real_no_cmds_or_deps = true; + werror_real_no_cmds_or_deps = true; + } else if (!strcmp(arg, "--warn_real_no_cmds")) { + warn_real_no_cmds = true; + } else if (!strcmp(arg, "--werror_real_no_cmds")) { + warn_real_no_cmds = true; + werror_real_no_cmds = true; + } else if (ParseCommandLineOptionWithArg("-j", argv, &i, &num_jobs_str)) { + num_jobs = strtol(num_jobs_str, NULL, 10); + if (num_jobs <= 0) { + ERROR("Invalid -j flag: %s", num_jobs_str); + } + } else if (ParseCommandLineOptionWithArg("--remote_num_jobs", argv, &i, + &num_jobs_str)) { + remote_num_jobs = strtol(num_jobs_str, NULL, 10); + if (remote_num_jobs <= 0) { + ERROR("Invalid -j flag: %s", num_jobs_str); + } + } else if (ParseCommandLineOptionWithArg("--ninja_suffix", argv, &i, + &ninja_suffix)) { + } else if (ParseCommandLineOptionWithArg("--ninja_dir", argv, &i, + &ninja_dir)) { + } else if (!strcmp(arg, "--use_find_emulator")) { + use_find_emulator = true; + } else if (ParseCommandLineOptionWithArg("--goma_dir", argv, &i, + &goma_dir)) { + } else if (ParseCommandLineOptionWithArg( + "--ignore_optional_include", argv, &i, + &ignore_optional_include_pattern)) { + } else if (ParseCommandLineOptionWithArg("--ignore_dirty", argv, &i, + &ignore_dirty_pattern)) { + } else if (ParseCommandLineOptionWithArg("--no_ignore_dirty", argv, &i, + &no_ignore_dirty_pattern)) { + } else if (ParseCommandLineOptionWithArg("--writable", argv, &i, + &writable_str)) { + writable.push_back(writable_str); + } else if (ParseCommandLineOptionWithArg("--default_pool", argv, &i, + &default_pool)) { + } else if (arg[0] == '-') { + ERROR("Unknown flag: %s", arg); + } else { + if (strchr(arg, '=')) { + cl_vars.push_back(arg); + } else { + should_propagate = false; + targets.push_back(Intern(arg)); + } + } + + if (should_propagate) { + for (; pi <= i; pi++) { + subkati_args.push_back(argv[pi]); + } + } + } +} |