#include "config.h" void setup_argparse(scc_argparse_t *argparse, scc_config_t *config, scc_argparse_lang_t lang) { enum { SCC_HINT_PROG_NAME, SCC_HINT_DESCRIPTION, SCC_HINT_OUTPUT_FILE, SCC_HINT_INPUT_FILE, SCC_HINT_INCLUDE_PATH, SCC_HINT_DEFINED_MACRO, SCC_HINT_TARGET_DESC, SCC_HINT_VERBOSE, SCC_HINT_ENTRY_POINT_SYMBOL, SCC_HINT_EMIT_STAGE, SCC_HINT_EMIT_LEX, SCC_HINT_EMIT_PP, SCC_HINT_EMIT_AST, SCC_HINT_EMIT_HIR, SCC_HINT_EMIT_LIR, SCC_HINT_EMIT_MIR, SCC_HINT_EMIT_FLATBIN, SCC_HINT_EMIT_SCCF, SCC_HINT_EMIT_TARGET, }; static const char *scc_hints_en[] = { [SCC_HINT_PROG_NAME] = "scc", [SCC_HINT_DESCRIPTION] = "A simple C compiler", [SCC_HINT_OUTPUT_FILE] = "Output file (`-` means standard output stream file)", [SCC_HINT_INPUT_FILE] = "Input source file", [SCC_HINT_INCLUDE_PATH] = "Add directory to the include search paths", [SCC_HINT_DEFINED_MACRO] = "Define a macro", [SCC_HINT_TARGET_DESC] = "Target description(eg. x86_64-pc-windows-msvc)", [SCC_HINT_VERBOSE] = "Increase verbosity (can be used multiple times)", [SCC_HINT_ENTRY_POINT_SYMBOL] = "Entry point symbol name", [SCC_HINT_EMIT_STAGE] = "Generate intermediate code and exit", [SCC_HINT_EMIT_LEX] = "Generate lexer sources tokens and exit", [SCC_HINT_EMIT_PP] = "Generate preprocessed tokens and exit", [SCC_HINT_EMIT_AST] = "Generate AST and exit", [SCC_HINT_EMIT_HIR] = "Generate High-level IR and exit", [SCC_HINT_EMIT_LIR] = "Generate Low-level IR and exit", [SCC_HINT_EMIT_MIR] = "Generate Machine IR and exit", [SCC_HINT_EMIT_FLATBIN] = "Generate flat binary and exit", [SCC_HINT_EMIT_SCCF] = "Generate SCCF and exit", [SCC_HINT_EMIT_TARGET] = "Generate target description and exit", }; static const char *scc_hints_zh[] = { [SCC_HINT_PROG_NAME] = "scc", [SCC_HINT_DESCRIPTION] = "一个简单的C编译器", [SCC_HINT_OUTPUT_FILE] = "输出文件(`-`表示标准输出流文件)", [SCC_HINT_INPUT_FILE] = "输入源文件", [SCC_HINT_INCLUDE_PATH] = "添加系统头文件到搜索路径", [SCC_HINT_DEFINED_MACRO] = "定义宏", [SCC_HINT_TARGET_DESC] = "目标机器描述(eg. x86_64-pc-windows-msvc)", [SCC_HINT_VERBOSE] = "增加详细输出(可多次使用)", [SCC_HINT_ENTRY_POINT_SYMBOL] = "入口点符号名称", [SCC_HINT_EMIT_STAGE] = "指定生成代码的阶段并退出", [SCC_HINT_EMIT_LEX] = "生成`源代码的词法单元`并退出", [SCC_HINT_EMIT_PP] = "生成`预处理后的词法单元`并退出", [SCC_HINT_EMIT_AST] = "生成`抽象语法树`并退出", [SCC_HINT_EMIT_HIR] = "生成`高级中间代码`并退出", [SCC_HINT_EMIT_LIR] = "生成`低级中间代码`并退出", [SCC_HINT_EMIT_MIR] = "生成`机器中间代码`并退出", [SCC_HINT_EMIT_FLATBIN] = "生成`flat binary`并退出", [SCC_HINT_EMIT_SCCF] = "生成`SCCF`并退出", [SCC_HINT_EMIT_TARGET] = "生成`目标代码`并退出", }; const char **scc_hints; switch (lang) { case SCC_ARGPARSE_LANG_EN: scc_hints = scc_hints_en; break; case SCC_ARGPARSE_LANG_ZH: scc_hints = scc_hints_zh; break; default: scc_hints = scc_hints_en; break; } scc_argparse_init(argparse, scc_hints[SCC_HINT_PROG_NAME], scc_hints[SCC_HINT_DESCRIPTION]); argparse->lang = lang; scc_argparse_cmd_t *root = scc_argparse_get_root(argparse); // -o, --output scc_argparse_opt_t opt_output; scc_argparse_opt_init(&opt_output, 'o', "output", scc_hints[SCC_HINT_OUTPUT_FILE]); scc_argparse_spec_setup_string(&opt_output.spec, &(config->output_file)); scc_argparse_cmd_add_opt(root, &opt_output); // input file (必需) scc_argparse_arg_t arg_input; scc_argparse_arg_init(&arg_input, "input", scc_hints[SCC_HINT_INPUT_FILE]); scc_argparse_spec_setup_string(&arg_input.spec, &(config->input_file)); scc_argparse_spec_set_required(&arg_input.spec, true); scc_argparse_cmd_add_arg(root, &arg_input); // -I, --include (添加额外的系统头文件搜索路径) scc_argparse_opt_t opt_include; scc_argparse_opt_init(&opt_include, 'I', "include", scc_hints[SCC_HINT_INCLUDE_PATH]); scc_argparse_spec_setup_list(&opt_include.spec, &(config->include_paths)); scc_argparse_cmd_add_opt(root, &opt_include); // -D, --define (定义宏) scc_argparse_opt_t opt_define; scc_argparse_opt_init(&opt_define, 'D', "define", scc_hints[SCC_HINT_DEFINED_MACRO]); scc_argparse_spec_setup_list(&opt_define.spec, &(config->define_macros)); scc_argparse_cmd_add_opt(root, &opt_define); // --entry-point-symbol (设置入口点符号名称) scc_argparse_opt_t opt_entry_point_symbol; scc_argparse_opt_init(&opt_entry_point_symbol, 0, "entry-point-symbol", scc_hints[SCC_HINT_ENTRY_POINT_SYMBOL]); scc_argparse_spec_setup_string(&opt_entry_point_symbol.spec, &(config->entry_point_symbol)); scc_argparse_cmd_add_opt(root, &opt_entry_point_symbol); // --target scc_argparse_opt_t opt_target; scc_argparse_opt_init(&opt_target, 0, "target", scc_hints[SCC_HINT_TARGET_DESC]); scc_argparse_spec_setup_string(&opt_target.spec, &(config->target_description)); scc_argparse_cmd_add_opt(root, &opt_target); // -v, --verbose (计数) scc_argparse_opt_t opt_verbose; scc_argparse_opt_init(&opt_verbose, 'V', "verbose", scc_hints[SCC_HINT_VERBOSE]); scc_argparse_spec_setup_count(&opt_verbose.spec, &(config->verbose)); scc_argparse_cmd_add_opt(root, &opt_verbose); scc_argparse_opt_t opt_emit; scc_argparse_opt_init(&opt_emit, 0, "emit", scc_hints[SCC_HINT_EMIT_STAGE]); static const char *emit_stages[] = { [SCC_EMIT_STAGE_LEX] = "lex", [SCC_EMIT_STAGE_PP] = "pp", [SCC_EMIT_STAGE_AST] = "ast", // -T [SCC_EMIT_STAGE_HIR] = "hir", // -H [SCC_EMIT_STAGE_LIR] = "lir", // -L [SCC_EMIT_STAGE_MIR] = "mir", // -M [SCC_EMIT_STAGE_MIR_PASS_REG_ALLOC] = "reg_alloc", [SCC_EMIT_STAGE_MIR_PASS_FLAME_LAYOUT] = "frame_layout", [SCC_EMIT_STAGE_MIR_PASS_PROLOG_EPILOG] = "prolog_epilog", [SCC_EMIT_STAGE_FLATBIN] = "flatbin", [SCC_EMIT_STAGE_SCCF] = "sccf", [SCC_EMIT_STAGE_TARGET] = "target", }; scc_argparse_spec_setup_choices(&opt_emit.spec, emit_stages, SCC_ARRLEN(emit_stages), (int *)&(config->emit_stage)); scc_argparse_cmd_add_opt(root, &opt_emit); }