#ifndef __SCC_CONFIG_H__ #define __SCC_CONFIG_H__ #include typedef struct { const char *input_file; const char *output_file; const char *target_description; int verbose; scc_argparse_list_t include_paths; scc_argparse_list_t define_macros; const char *entry_point_symbol; cbool emit_lex; cbool emit_pp; cbool emit_ast; cbool emit_hir; cbool emit_lir; cbool emit_mir; } scc_config_t; static 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_LEX, SCC_HINT_EMIT_PP, SCC_HINT_EMIT_AST, SCC_HINT_EMIT_HIR, SCC_HINT_EMIT_LIR, SCC_HINT_EMIT_MIR, }; 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_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", }; 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_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", }; 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); // --emit-lex scc_argparse_opt_t opt_lex; scc_argparse_opt_init(&opt_lex, 0, "emit-lex", scc_hints[SCC_HINT_EMIT_LEX]); scc_argparse_spec_setup_bool(&opt_lex.spec, &(config->emit_lex)); scc_argparse_cmd_add_opt(root, &opt_lex); // --emit-pp scc_argparse_opt_t opt_pp; scc_argparse_opt_init(&opt_pp, 0, "emit-pp", scc_hints[SCC_HINT_EMIT_PP]); scc_argparse_spec_setup_bool(&opt_pp.spec, &(config->emit_pp)); scc_argparse_cmd_add_opt(root, &opt_pp); // -T, --emit-ast scc_argparse_opt_t opt_ast; scc_argparse_opt_init(&opt_ast, 'T', "emit-ast", scc_hints[SCC_HINT_EMIT_AST]); scc_argparse_spec_setup_bool(&opt_ast.spec, &(config->emit_ast)); scc_argparse_cmd_add_opt(root, &opt_ast); // -H, --emit-hir scc_argparse_opt_t opt_hir; scc_argparse_opt_init(&opt_hir, 'H', "emit-hir", scc_hints[SCC_HINT_EMIT_HIR]); scc_argparse_spec_setup_bool(&opt_hir.spec, &(config->emit_hir)); scc_argparse_cmd_add_opt(root, &opt_hir); // -L, --emit-lir scc_argparse_opt_t opt_lir; scc_argparse_opt_init(&opt_lir, 'L', "emit-lir", scc_hints[SCC_HINT_EMIT_LIR]); scc_argparse_spec_setup_bool(&opt_lir.spec, &(config->emit_lir)); scc_argparse_cmd_add_opt(root, &opt_lir); // -M, --emit-mir scc_argparse_opt_t opt_mir; scc_argparse_opt_init(&opt_mir, 'M', "emit-mir", scc_hints[SCC_HINT_EMIT_MIR]); scc_argparse_spec_setup_bool(&opt_mir.spec, &(config->emit_mir)); scc_argparse_cmd_add_opt(root, &opt_mir); } #endif /* __SCC_CONFIG_H___ */