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107 lines
4.3 KiB
C
107 lines
4.3 KiB
C
#ifdef INTELLISENSE_DIRECTIVES
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# pragma once
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# include "strings.h"
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#endif
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// Copyright (c) 2024 Epic Games Tools
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// Licensed under the MIT license (https://opensource.org/license/mit/)
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////////////////////////////////
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//~ rjf: Parsed Command Line Types
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typedef struct CmdLineOpt CmdLineOpt;
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struct CmdLineOpt
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{
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CmdLineOpt* next;
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CmdLineOpt* hash_next;
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U64 hash;
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String8 string;
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String8List value_strings;
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String8 value_string;
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};
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typedef struct CmdLineOptList CmdLineOptList;
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struct CmdLineOptList
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{
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U64 count;
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CmdLineOpt* first;
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CmdLineOpt* last;
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};
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typedef struct CmdLine CmdLine;
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struct CmdLine
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{
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String8 exe_name;
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CmdLineOptList options;
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String8List inputs;
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U64 option_table_size;
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CmdLineOpt** option_table;
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};
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////////////////////////////////
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//~ NOTE(rjf): Command Line Option Parsing
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U64 cmd_line_hash_from_string(String8 string);
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MD_API CmdLineOpt** cmd_line_slot_from_string(CmdLine* cmd_line, String8 string);
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MD_API CmdLineOpt* cmd_line_opt_from_slot (CmdLineOpt** slot, String8 string);
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void cmd_line_push_opt (CmdLineOptList* list, CmdLineOpt* var);
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CmdLineOpt* cmd_line_opt_from_string (CmdLine* cmd_line, String8 name);
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String8List cmd_line_strings (CmdLine* cmd_line, String8 name);
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String8 cmd_line_string (CmdLine* cmd_line, String8 name);
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B32 cmd_line_has_flag (CmdLine* cmd_line, String8 name);
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B32 cmd_line_has_argument (CmdLine* cmd_line, String8 name);
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inline CmdLineOpt* cmd_line_insert_opt_push (Arena* arena, CmdLine* cmd_line, String8 string, String8List values);
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MD_API CmdLineOpt* cmd_line_insert_opt_alloc (AllocatorInfo ainfo, CmdLine* cmd_line, String8 string, String8List values);
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inline CmdLine cmd_line_from_string_list_push (Arena* arena, String8List arguments);
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MD_API CmdLine cmd_line_from_string_list_alloc(AllocatorInfo ainfo, String8List arguments);
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#define cmd_line_insert_opt(allocator, cmd_line, string, values) \
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_Generic(allocator, \
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Arena*: cmd_line_insert_opt_push, \
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AllocatorInfo: cmd_line_insert_opt_alloc, \
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default: MD_generic_selection_fail \
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) MD_RESOLVED_FUNCTION_CALL(allocator, cmd_line, string, values)
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#define cmd_line_from_string_list(allocator, arguments) \
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_Generic(allocator, \
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Arena*: cmd_line_from_string_list_push, \
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AllocatorInfo: cmd_line_from_string_list_alloc, \
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default: MD_generic_selection_fail \
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) MD_RESOLVED_FUNCTION_CALL(allocator, arguments)
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inline U64
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cmd_line_hash_from_string(String8 string) {
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U64 result = 5381;
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for(U64 i = 0; i < string.size; i += 1) {
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result = ((result << 5) + result) + string.str[i];
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}
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return result;
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}
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force_inline CmdLineOpt* cmd_line_insert_opt_push (Arena* arena, CmdLine* cmd_line, String8 string, String8List values) { return cmd_line_insert_opt_alloc (arena_allocator(arena), cmd_line, string, values); }
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force_inline CmdLine cmd_line_from_string_list_push(Arena* arena, String8List command_line) { return cmd_line_from_string_list_alloc(arena_allocator(arena), command_line); }
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inline CmdLineOpt* cmd_line_opt_from_string(CmdLine *cmd_line, String8 name) { return cmd_line_opt_from_slot(cmd_line_slot_from_string(cmd_line, name), name); }
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inline B32 cmd_line_has_flag (CmdLine *cmd_line, String8 name) { CmdLineOpt *var = cmd_line_opt_from_string(cmd_line, name); return(var != 0); }
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inline B32 cmd_line_has_argument (CmdLine *cmd_line, String8 name) { CmdLineOpt *var = cmd_line_opt_from_string(cmd_line, name); return(var != 0 && var->value_strings.node_count > 0); }
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inline String8List
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cmd_line_strings(CmdLine *cmd_line, String8 name) {
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String8List result = {0};
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CmdLineOpt* var = cmd_line_opt_from_string(cmd_line, name);
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if (var != 0) { result = var->value_strings; }
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return result;
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}
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inline String8
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cmd_line_string(CmdLine *cmd_line, String8 name) {
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String8 result = {0};
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CmdLineOpt* var = cmd_line_opt_from_string(cmd_line, name);
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if (var != 0) { result = var->value_string; }
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return result;
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}
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inline void cmd_line_push_opt(CmdLineOptList* list, CmdLineOpt* var) { sll_queue_push(list->first, list->last, var); list->count += 1; }
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