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4coder/meta/4ed_metagen.cpp

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/*
* Mr. 4th Dimention - Allen Webster
*
* 25.02.2016
*
* File editing view for 4coder
*
*/
// TOP
#define KEYCODES_FILE "4coder_API/keycodes.h"
#define STYLE_FILE "4coder_API/style.h"
#define API_H "4coder_API/app_functions.h"
#define OS_API_H "4ed_os_custom_api.h"
#include "../4ed_defines.h"
#include "4ed_meta_defines.h"
#include "../4coder_API/version.h"
#define FSTRING_IMPLEMENTATION
#include "../4coder_lib/4coder_string.h"
#include "../4cpp/4cpp_lexer.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#define FTECH_FILE_MOVING_IMPLEMENTATION
#include "4ed_file_moving.h"
#include "4ed_meta_parser.cpp"
#include "4ed_meta_keywords.h"
//////////////////////////////////////////////////////////////////////////////////////////////////
char *keys_that_need_codes[] = {
"back",
"up",
"down",
"left",
"right",
"del",
"insert",
"home",
"end",
"page_up",
"page_down",
"esc",
"mouse_left",
"mouse_right",
"mouse_left_release",
"mouse_right_release",
"f1",
"f2",
"f3",
"f4",
"f5",
"f6",
"f7",
"f8",
"f9",
"f10",
"f11",
"f12",
"f13",
"f14",
"f15",
"f16",
};
internal void
generate_keycode_enum(){
Temp temp = fm_begin_temp();
char *filename_keycodes = KEYCODES_FILE;
u16 code = 0xD800;
String out = str_alloc(10 << 20);
i32 count = ArrayCount(keys_that_need_codes);
append(&out, "enum{\n");
for (i32 i = 0; i < count;){
append(&out, "key_");
append(&out, keys_that_need_codes[i++]);
append(&out, " = ");
append_int_to_str(&out, code++);
append(&out, ",\n");
}
append(&out, "};\n");
append(&out,
"static char*\n"
"global_key_name(uint32_t key_code, int32_t *size){\n"
"char *result = 0;\n"
"switch(key_code){\n");
for (i32 i = 0; i < count; ++i){
append(&out, "case key_");
append(&out, keys_that_need_codes[i]);
append(&out, ": result = \"");
append(&out, keys_that_need_codes[i]);
append(&out, "\"; *size = sizeof(\"");
append(&out, keys_that_need_codes[i]);
append(&out, "\")-1; break;\n");
}
append(&out,
"}\n"
"return(result);\n"
"}\n");
fm_write_file(filename_keycodes, out.str, out.size);
out.size = 0;
fm_end_temp(temp);
}
//////////////////////////////////////////////////////////////////////////////////////////////////
internal void
struct_begin(String *str, char *name){
append(str, "struct ");
append(str, name);
append(str, "{\n"); //}
}
internal void
enum_begin(String *str, char *name){
append(str, "enum ");
append(str, name);
append(str, "{\n"); //}
}
internal void
struct_end(String *str){ //{
append(str, "};\n\n");
}
static char* bar_style_fields[] = {
"bar",
"bar_active",
"base",
"pop1",
"pop2",
};
static char* main_style_fields[] = {
"back",
"margin",
"margin_hover",
"margin_active",
"list_item",
"list_item_hover",
"list_item_active",
"cursor",
"at_cursor",
"highlight",
"at_highlight",
"mark",
"default",
"comment",
"keyword",
"str_constant",
"char_constant",
"int_constant",
"float_constant",
"bool_constant",
"preproc",
"include",
"special_character",
"ghost_character",
"highlight_junk",
"highlight_white",
"paste",
"undo",
"next_undo",
};
internal char*
make_style_tag(char *tag){
i32 len = (i32)strlen(tag);
char *str = fm_push_array(char, len + 1);
to_camel(tag, str);
str[len] = 0;
return(str);
}
internal void
generate_style(){
Temp temp = fm_begin_temp();
char filename_4coder[] = STYLE_FILE;
char filename_4ed[] = "4ed_style.h";
String out = str_alloc(10 << 20);;
enum_begin(&out, "Style_Tag");
{
i32 count = ArrayCount(bar_style_fields);
for (i32 i = 0; i < count; ++i){
char *tag = make_style_tag(bar_style_fields[i]);
append(&out, "Stag_");
append(&out, tag);
append(&out, ",\n");
}
count = ArrayCount(main_style_fields);
for (i32 i = 0; i < count; ++i){
char *tag = make_style_tag(main_style_fields[i]);
append(&out, "Stag_");
append(&out, tag);
append(&out, ",\n");
}
append(&out, "Stag_COUNT\n");
}
struct_end(&out);
append(&out, "static char *style_tag_names[] = {\n");
{
i32 count = ArrayCount(bar_style_fields);
for (i32 i = 0; i < count; ++i){
char *tag = make_style_tag(bar_style_fields[i]);
append(&out, "\"");
append(&out, tag);
append(&out, "\",\n");
}
count = ArrayCount(main_style_fields);
for (i32 i = 0; i < count; ++i){
char *tag = make_style_tag(main_style_fields[i]);
append(&out, "\"");
append(&out, tag);
append(&out, "\",\n");
}
}
append(&out, "};\n");
fm_write_file(filename_4coder, out.str, out.size);
out.size = 0;
struct_begin(&out, "Interactive_Style");
{
i32 count = ArrayCount(bar_style_fields);
for (i32 i = 0; i < count; ++i){
append(&out, "u32 ");
append(&out, bar_style_fields[i]);
append(&out, "_color;\n");
}
}
struct_end(&out);
struct_begin(&out, "Style_Main_Data");
{
i32 count = ArrayCount(main_style_fields);
for (i32 i = 0; i < count; ++i){
append(&out, "u32 ");
append(&out, main_style_fields[i]);
append(&out, "_color;\n");
}
append(&out, "Interactive_Style file_info_style;\n");
}
struct_end(&out);
{
append(&out,
"inline u32*\n"
"style_index_by_tag(Style_Main_Data *s, u32 tag){\n"
"u32 *result = 0;\n"
"switch (tag){\n");
i32 count = ArrayCount(bar_style_fields);
for (i32 i = 0; i < count; ++i){
char *tag = make_style_tag(bar_style_fields[i]);
append(&out, "case Stag_");
append(&out, tag);
append(&out, ": result = &s->file_info_style.");
append(&out, bar_style_fields[i]);
append(&out, "_color; break;\n");
}
count = ArrayCount(main_style_fields);
for (i32 i = 0; i < count; ++i){
char *tag = make_style_tag(main_style_fields[i]);
append(&out, "case Stag_");
append(&out, tag);
append(&out, ": result = &s->");
append(&out, main_style_fields[i]);
append(&out, "_color; break;\n");
}
append(&out,
"}\n"
"return(result);\n"
"}\n\n");
}
fm_write_file(filename_4ed, out.str, out.size);
out.size = 0;
fm_end_temp(temp);
}
//////////////////////////////////////////////////////////////////////////////////////////////////
//
// Meta Parse Rules
//
internal void
print_function_body_code(String *out, Parse_Context *context, i32 start){
String pstr = {0}, lexeme = {0};
Cpp_Token *token = 0;
i32 do_print = 0;
i32 nest_level = 0;
i32 finish = false;
i32 do_whitespace_print = false;
i32 is_first = true;
for (; (token = get_token(context)) != 0; get_next_token(context)){
if (do_whitespace_print){
pstr = str_start_end(context->data, start, token->start);
append(out, pstr);
}
else{
do_whitespace_print = true;
}
do_print = true;
if (token->type == CPP_TOKEN_COMMENT){
lexeme = get_lexeme(*token, context->data);
if (check_and_fix_docs(&lexeme)){
do_print = false;
}
}
else if (token->type == CPP_TOKEN_BRACE_OPEN){
++nest_level;
}
else if (token->type == CPP_TOKEN_BRACE_CLOSE){
--nest_level;
if (nest_level == 0){
finish = true;
}
}
if (is_first){
do_print = false;
is_first = false;
}
if (do_print){
pstr = get_lexeme(*token, context->data);
append(out, pstr);
}
start = token->start + token->size;
if (finish){
break;
}
}
}
struct App_API_Name{
String macro;
String public_name;
};
struct App_API{
App_API_Name *names;
};
internal App_API
allocate_app_api(i32 count){
App_API app_api = {0};
app_api.names = fm_push_array(App_API_Name, count);
memset(app_api.names, 0, sizeof(App_API_Name)*count);
return(app_api);
}
internal void
generate_custom_headers(){
Temp temp = fm_begin_temp();
// NOTE(allen): Parse the customization API files
static char *functions_files[] = { "4ed_api_implementation.cpp", 0 };
Meta_Unit unit_custom = compile_meta_unit(".", functions_files, ExpandArray(meta_keywords));
if (unit_custom.parse == 0){
Assert(!"Missing one or more input files!");
}
// NOTE(allen): Compute and store variations of the function names
App_API func_4ed_names = allocate_app_api(unit_custom.set.count);
for (i32 i = 0; i < unit_custom.set.count; ++i){
String name_string = unit_custom.set.items[i].name;
String *macro = &func_4ed_names.names[i].macro;
String *public_name = &func_4ed_names.names[i].public_name;
*macro = str_alloc(name_string.size+4);
to_upper(macro, name_string);
append(macro, make_lit_string("_SIG"));
*public_name = str_alloc(name_string.size);
to_lower(public_name, name_string);
fm_align();
}
// NOTE(allen): Output
String out = str_alloc(10 << 20);
// NOTE(allen): Custom API headers
i32 main_api_count = unit_custom.parse[0].item_count;
i32 os_api_count = unit_custom.parse[1].item_count;
append(&out, "struct Application_Links;\n");
for (i32 i = main_api_count; i < os_api_count; ++i){
append(&out, "#define ");
append(&out, func_4ed_names.names[i].macro);
append(&out, "(n) ");
append(&out, unit_custom.set.items[i].ret);
append(&out, " n");
append(&out, unit_custom.set.items[i].args);
append_s_char(&out, '\n');
}
for (i32 i = main_api_count; i < os_api_count; ++i){
append(&out, "typedef ");
append(&out, func_4ed_names.names[i].macro);
append_s_char(&out, '(');
append(&out, unit_custom.set.items[i].name);
append(&out, "_Function);\n");
}
fm_write_file(OS_API_H, out.str, out.size);
out.size = 0;
append(&out, "struct Application_Links;\n");
for (i32 i = 0; i < unit_custom.set.count; ++i){
append(&out, "#define ");
append(&out, func_4ed_names.names[i].macro);
append(&out, "(n) ");
append(&out, unit_custom.set.items[i].ret);
append(&out, " n");
append(&out, unit_custom.set.items[i].args);
append_s_char(&out, '\n');
}
for (i32 i = 0; i < unit_custom.set.count; ++i){
append(&out, "typedef ");
append(&out, func_4ed_names.names[i].macro);
append_s_char(&out, '(');
append(&out, unit_custom.set.items[i].name);
append(&out, "_Function);\n");
}
append(&out, "struct Application_Links{\n");
append(&out, "#if defined(ALLOW_DEP_4CODER)\n");
for (i32 i = 0; i < unit_custom.set.count; ++i){
append(&out, unit_custom.set.items[i].name);
append(&out, "_Function *");
append(&out, func_4ed_names.names[i].public_name);
append(&out, ";\n");
}
append(&out, "#else\n");
for (i32 i = 0; i < unit_custom.set.count; ++i){
append(&out, unit_custom.set.items[i].name);
append(&out, "_Function *");
append(&out, func_4ed_names.names[i].public_name);
append(&out, "_;\n");
}
append(&out, "#endif\n");
append(&out,
"void *memory;\n"
"int32_t memory_size;\n"
"void *cmd_context;\n"
"void *system_links;\n"
"void *current_coroutine;\n"
"int32_t type_coroutine;\n"
"};\n");
append(&out, "#define FillAppLinksAPI(app_links) do{");
for (i32 i = 0; i < unit_custom.set.count; ++i){
append(&out, "\\\napp_links->");
append(&out, func_4ed_names.names[i].public_name);
append(&out, "_ = ");
append(&out, unit_custom.set.items[i].name);
append_s_char(&out, ';');
}
append(&out, "} while(false)\n");
append(&out, "#if defined(ALLOW_DEP_4CODER)\n");
for (i32 use_dep = 1; use_dep >= 0; --use_dep){
for (i32 i = 0; i < unit_custom.set.count; ++i){
Argument_Breakdown breakdown = unit_custom.set.items[i].breakdown;
String ret = unit_custom.set.items[i].ret;
String public_name = func_4ed_names.names[i].public_name;
append(&out, "static inline ");
append(&out, ret);
append(&out, " ");
append(&out, public_name);
append(&out, "(");
for (i32 j = 0; j < breakdown.count; ++j){
append(&out, breakdown.args[j].param_string);
if (j+1 != breakdown.count){
append(&out, ", ");
}
}
append(&out, "){");
if (match(ret, make_lit_string("void"))){
append(&out, "(");
}
else{
append(&out, "return(");
}
append(&out, "app->");
append(&out, public_name);
if (!use_dep){
append(&out, "_");
}
append(&out, "(");
for (i32 j = 0; j < breakdown.count; ++j){
append(&out, breakdown.args[j].param_name);
if (j+1 != breakdown.count){
append(&out, ", ");
}
}
append(&out, ")");
append(&out, ");}\n");
}
if (use_dep == 1){
append(&out, "#else\n");
}
}
append(&out, "#endif\n");
fm_write_file(API_H, out.str, out.size);
out.size = 0;
fm_end_temp(temp);
}
int main(int argc, char **argv){
META_BEGIN();
fm_init_system();
generate_keycode_enum();
generate_style();
generate_custom_headers();
META_FINISH();
}
// BOTTOM
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