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|
#!/usr/bin/env python3
"""Core options v1 to v2 converter
Just run this script as follows, to convert 'libretro_core_options.h' & 'Libretro_coreoptions_intl.h' to v2:
python3 "/path/to/v1_to_v2_converter.py" "/path/to/where/libretro_core_options.h & Libretro_coreoptions_intl.h/are"
The original files will be preserved as *.v1
"""
import core_option_regex as cor
import os
import glob
def create_v2_code_file(struct_text, file_name):
def replace_option(option_match):
_offset = option_match.start(0)
if option_match.group(3):
res = option_match.group(0)[:option_match.end(2) - _offset] + ',\n NULL' + \
option_match.group(0)[option_match.end(2) - _offset:option_match.end(3) - _offset] + \
'NULL,\n NULL,\n ' + option_match.group(0)[option_match.end(3) - _offset:]
else:
return option_match.group(0)
return res
comment_v1 = '/*\n' \
' ********************************\n' \
' * VERSION: 1.3\n' \
' ********************************\n' \
' *\n' \
' * - 1.3: Move translations to libretro_core_options_intl.h\n' \
' * - libretro_core_options_intl.h includes BOM and utf-8\n' \
' * fix for MSVC 2010-2013\n' \
' * - Added HAVE_NO_LANGEXTRA flag to disable translations\n' \
' * on platforms/compilers without BOM support\n' \
' * - 1.2: Use core options v1 interface when\n' \
' * RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION is >= 1\n' \
' * (previously required RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION == 1)\n' \
' * - 1.1: Support generation of core options v0 retro_core_option_value\n' \
' * arrays containing options with a single value\n' \
' * - 1.0: First commit\n' \
'*/\n'
comment_v2 = '/*\n' \
' ********************************\n' \
' * VERSION: 2.0\n' \
' ********************************\n' \
' *\n' \
' * - 2.0: Add support for core options v2 interface\n' \
' * - 1.3: Move translations to libretro_core_options_intl.h\n' \
' * - libretro_core_options_intl.h includes BOM and utf-8\n' \
' * fix for MSVC 2010-2013\n' \
' * - Added HAVE_NO_LANGEXTRA flag to disable translations\n' \
' * on platforms/compilers without BOM support\n' \
' * - 1.2: Use core options v1 interface when\n' \
' * RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION is >= 1\n' \
' * (previously required RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION == 1)\n' \
' * - 1.1: Support generation of core options v0 retro_core_option_value\n' \
' * arrays containing options with a single value\n' \
' * - 1.0: First commit\n' \
'*/\n'
p_intl = cor.p_intl
p_set = cor.p_set
new_set = 'static INLINE void libretro_set_core_options(retro_environment_t environ_cb,\n' \
' bool *categories_supported)\n' \
'{\n' \
' unsigned version = 0;\n' \
'#ifndef HAVE_NO_LANGEXTRA\n' \
' unsigned language = 0;\n' \
'#endif\n' \
'\n' \
' if (!environ_cb || !categories_supported)\n' \
' return;\n' \
'\n' \
' *categories_supported = false;\n' \
'\n' \
' if (!environ_cb(RETRO_ENVIRONMENT_GET_CORE_OPTIONS_VERSION, &version))\n' \
' version = 0;\n' \
'\n' \
' if (version >= 2)\n' \
' {\n' \
'#ifndef HAVE_NO_LANGEXTRA\n' \
' struct retro_core_options_v2_intl core_options_intl;\n' \
'\n' \
' core_options_intl.us = &options_us;\n' \
' core_options_intl.local = NULL;\n' \
'\n' \
' if (environ_cb(RETRO_ENVIRONMENT_GET_LANGUAGE, &language) &&\n' \
' (language < RETRO_LANGUAGE_LAST) && (language != RETRO_LANGUAGE_ENGLISH))\n' \
' core_options_intl.local = options_intl[language];\n' \
'\n' \
' *categories_supported = environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_V2_INTL,\n' \
' &core_options_intl);\n' \
'#else\n' \
' *categories_supported = environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_V2,\n' \
' &options_us);\n' \
'#endif\n' \
' }\n' \
' else\n' \
' {\n' \
' size_t i, j;\n' \
' size_t option_index = 0;\n' \
' size_t num_options = 0;\n' \
' struct retro_core_option_definition\n' \
' *option_v1_defs_us = NULL;\n' \
'#ifndef HAVE_NO_LANGEXTRA\n' \
' size_t num_options_intl = 0;\n' \
' struct retro_core_option_v2_definition\n' \
' *option_defs_intl = NULL;\n' \
' struct retro_core_option_definition\n' \
' *option_v1_defs_intl = NULL;\n' \
' struct retro_core_options_intl\n' \
' core_options_v1_intl;\n' \
'#endif\n' \
' struct retro_variable *variables = NULL;\n' \
' char **values_buf = NULL;\n' \
'\n' \
' /* Determine total number of options */\n' \
' while (true)\n' \
' {\n' \
' if (option_defs_us[num_options].key)\n' \
' num_options++;\n' \
' else\n' \
' break;\n' \
' }\n' \
'\n' \
' if (version >= 1)\n' \
' {\n' \
' /* Allocate US array */\n' \
' option_v1_defs_us = (struct retro_core_option_definition *)\n' \
' calloc(num_options + 1, sizeof(struct retro_core_option_definition));\n' \
'\n' \
' /* Copy parameters from option_defs_us array */\n' \
' for (i = 0; i < num_options; i++)\n' \
' {\n' \
' struct retro_core_option_v2_definition *option_def_us = &option_defs_us[i];\n' \
' struct retro_core_option_value *option_values = option_def_us->values;\n' \
' struct retro_core_option_definition *option_v1_def_us = &option_v1_defs_us[i];\n' \
' struct retro_core_option_value *option_v1_values = option_v1_def_us->values;\n' \
'\n' \
' option_v1_def_us->key = option_def_us->key;\n' \
' option_v1_def_us->desc = option_def_us->desc;\n' \
' option_v1_def_us->info = option_def_us->info;\n' \
' option_v1_def_us->default_value = option_def_us->default_value;\n' \
'\n' \
' /* Values must be copied individually... */\n' \
' while (option_values->value)\n' \
' {\n' \
' option_v1_values->value = option_values->value;\n' \
' option_v1_values->label = option_values->label;\n' \
'\n' \
' option_values++;\n' \
' option_v1_values++;\n' \
' }\n' \
' }\n' \
'\n' \
'#ifndef HAVE_NO_LANGEXTRA\n' \
' if (environ_cb(RETRO_ENVIRONMENT_GET_LANGUAGE, &language) &&\n' \
' (language < RETRO_LANGUAGE_LAST) && (language != RETRO_LANGUAGE_ENGLISH) &&\n' \
' options_intl[language])\n' \
' option_defs_intl = options_intl[language]->definitions;\n' \
'\n' \
' if (option_defs_intl)\n' \
' {\n' \
' /* Determine number of intl options */\n' \
' while (true)\n' \
' {\n' \
' if (option_defs_intl[num_options_intl].key)\n' \
' num_options_intl++;\n' \
' else\n' \
' break;\n' \
' }\n' \
'\n' \
' /* Allocate intl array */\n' \
' option_v1_defs_intl = (struct retro_core_option_definition *)\n' \
' calloc(num_options_intl + 1, sizeof(struct retro_core_option_definition));\n' \
'\n' \
' /* Copy parameters from option_defs_intl array */\n' \
' for (i = 0; i < num_options_intl; i++)\n' \
' {\n' \
' struct retro_core_option_v2_definition *option_def_intl = &option_defs_intl[i];\n' \
' struct retro_core_option_value *option_values = option_def_intl->values;\n' \
' struct retro_core_option_definition *option_v1_def_intl = &option_v1_defs_intl[i];\n' \
' struct retro_core_option_value *option_v1_values = option_v1_def_intl->values;\n' \
'\n' \
' option_v1_def_intl->key = option_def_intl->key;\n' \
' option_v1_def_intl->desc = option_def_intl->desc;\n' \
' option_v1_def_intl->info = option_def_intl->info;\n' \
' option_v1_def_intl->default_value = option_def_intl->default_value;\n' \
'\n' \
' /* Values must be copied individually... */\n' \
' while (option_values->value)\n' \
' {\n' \
' option_v1_values->value = option_values->value;\n' \
' option_v1_values->label = option_values->label;\n' \
'\n' \
' option_values++;\n' \
' option_v1_values++;\n' \
' }\n' \
' }\n' \
' }\n' \
'\n' \
' core_options_v1_intl.us = option_v1_defs_us;\n' \
' core_options_v1_intl.local = option_v1_defs_intl;\n' \
'\n' \
' environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_INTL, &core_options_v1_intl);\n' \
'#else\n' \
' environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS, option_v1_defs_us);\n' \
'#endif\n' \
' }\n' \
' else\n' \
' {\n' \
' /* Allocate arrays */\n' \
' variables = (struct retro_variable *)calloc(num_options + 1,\n' \
' sizeof(struct retro_variable));\n' \
' values_buf = (char **)calloc(num_options, sizeof(char *));\n' \
'\n' \
' if (!variables || !values_buf)\n' \
' goto error;\n' \
'\n' \
' /* Copy parameters from option_defs_us array */\n' \
' for (i = 0; i < num_options; i++)\n' \
' {\n' \
' const char *key = option_defs_us[i].key;\n' \
' const char *desc = option_defs_us[i].desc;\n' \
' const char *default_value = option_defs_us[i].default_value;\n' \
' struct retro_core_option_value *values = option_defs_us[i].values;\n' \
' size_t buf_len = 3;\n' \
' size_t default_index = 0;\n' \
'\n' \
' values_buf[i] = NULL;\n' \
'\n' \
' if (desc)\n' \
' {\n' \
' size_t num_values = 0;\n' \
'\n' \
' /* Determine number of values */\n' \
' while (true)\n' \
' {\n' \
' if (values[num_values].value)\n' \
' {\n' \
' /* Check if this is the default value */\n' \
' if (default_value)\n' \
' if (strcmp(values[num_values].value, default_value) == 0)\n' \
' default_index = num_values;\n' \
'\n' \
' buf_len += strlen(values[num_values].value);\n' \
' num_values++;\n' \
' }\n' \
' else\n' \
' break;\n' \
' }\n' \
'\n' \
' /* Build values string */\n' \
' if (num_values > 0)\n' \
' {\n' \
' buf_len += num_values - 1;\n' \
' buf_len += strlen(desc);\n' \
'\n' \
' values_buf[i] = (char *)calloc(buf_len, sizeof(char));\n' \
' if (!values_buf[i])\n' \
' goto error;\n' \
'\n' \
' strcpy(values_buf[i], desc);\n' \
' strcat(values_buf[i], "; ");\n' \
'\n' \
' /* Default value goes first */\n' \
' strcat(values_buf[i], values[default_index].value);\n' \
'\n' \
' /* Add remaining values */\n' \
' for (j = 0; j < num_values; j++)\n' \
' {\n' \
' if (j != default_index)\n' \
' {\n' \
' strcat(values_buf[i], "|");\n' \
' strcat(values_buf[i], values[j].value);\n' \
' }\n' \
' }\n' \
' }\n' \
' }\n' \
'\n' \
' variables[option_index].key = key;\n' \
' variables[option_index].value = values_buf[i];\n' \
' option_index++;\n' \
' }\n' \
'\n' \
' /* Set variables */\n' \
' environ_cb(RETRO_ENVIRONMENT_SET_VARIABLES, variables);\n' \
' }\n' \
'\n' \
'error:\n' \
' /* Clean up */\n' \
'\n' \
' if (option_v1_defs_us)\n' \
' {\n' \
' free(option_v1_defs_us);\n' \
' option_v1_defs_us = NULL;\n' \
' }\n' \
'\n' \
'#ifndef HAVE_NO_LANGEXTRA\n' \
' if (option_v1_defs_intl)\n' \
' {\n' \
' free(option_v1_defs_intl);\n' \
' option_v1_defs_intl = NULL;\n' \
' }\n' \
'#endif\n' \
'\n' \
' if (values_buf)\n' \
' {\n' \
' for (i = 0; i < num_options; i++)\n' \
' {\n' \
' if (values_buf[i])\n' \
' {\n' \
' free(values_buf[i]);\n' \
' values_buf[i] = NULL;\n' \
' }\n' \
' }\n' \
'\n' \
' free(values_buf);\n' \
' values_buf = NULL;\n' \
' }\n' \
'\n' \
' if (variables)\n' \
' {\n' \
' free(variables);\n' \
' variables = NULL;\n' \
' }\n' \
' }\n' \
'}\n' \
'\n' \
'#ifdef __cplusplus\n' \
'}\n' \
'#endif'
struct_groups = cor.p_struct.finditer(struct_text)
out_text = struct_text
for construct in struct_groups:
repl_text = ''
declaration = construct.group(1)
struct_match = cor.p_type_name.search(declaration)
if struct_match:
if struct_match.group(3):
struct_type_name_lang = struct_match.group(1, 2, 3)
declaration_end = declaration[struct_match.end(1):]
elif struct_match.group(4):
struct_type_name_lang = struct_match.group(1, 2, 4)
declaration_end = declaration[struct_match.end(1):]
else:
struct_type_name_lang = sum((struct_match.group(1, 2), ('_us',)), ())
declaration_end = f'{declaration[struct_match.end(1):struct_match.end(2)]}_us' \
f'{declaration[struct_match.end(2):]}'
else:
return -1
if 'retro_core_option_definition' == struct_type_name_lang[0]:
import shutil
shutil.copy(file_name, file_name + '.v1')
new_declaration = f'\nstruct retro_core_option_v2_category option_cats{struct_type_name_lang[2]}[] = ' \
'{\n { NULL, NULL, NULL },\n' \
'};\n\n' \
+ declaration[:struct_match.start(1)] + \
'retro_core_option_v2_definition' \
+ declaration_end
offset = construct.start(0)
repl_text = repl_text + cor.re.sub(cor.re.escape(declaration), new_declaration,
construct.group(0)[:construct.start(2) - offset])
content = construct.group(2)
new_content = cor.p_option.sub(replace_option, content)
repl_text = repl_text + new_content + cor.re.sub(r'{\s*NULL,\s*NULL,\s*NULL,\s*{\{0}},\s*NULL\s*},\s*};',
'{ NULL, NULL, NULL, NULL, NULL, NULL, {{0}}, NULL },\n};'
'\n\nstruct retro_core_options_v2 options' +
struct_type_name_lang[2] + ' = {\n'
f' option_cats{struct_type_name_lang[2]},\n'
f' option_defs{struct_type_name_lang[2]}\n'
'};',
construct.group(0)[construct.end(2) - offset:])
out_text = out_text.replace(construct.group(0), repl_text)
#out_text = cor.re.sub(cor.re.escape(construct.group(0)), repl_text, raw_out)
else:
return -2
with open(file_name, 'w', encoding='utf-8') as code_file:
out_text = cor.re.sub(cor.re.escape(comment_v1), comment_v2, out_text)
intl = p_intl.search(out_text)
if intl:
new_intl = out_text[:intl.start(1)] \
+ 'struct retro_core_options_v2 *options_intl[RETRO_LANGUAGE_LAST]' \
+ out_text[intl.end(1):intl.start(2)] \
+ '\n &options_us, /* RETRO_LANGUAGE_ENGLISH */\n' \
' &options_ja, /* RETRO_LANGUAGE_JAPANESE */\n' \
' &options_fr, /* RETRO_LANGUAGE_FRENCH */\n' \
' &options_es, /* RETRO_LANGUAGE_SPANISH */\n' \
' &options_de, /* RETRO_LANGUAGE_GERMAN */\n' \
' &options_it, /* RETRO_LANGUAGE_ITALIAN */\n' \
' &options_nl, /* RETRO_LANGUAGE_DUTCH */\n' \
' &options_pt_br, /* RETRO_LANGUAGE_PORTUGUESE_BRAZIL */\n' \
' &options_pt_pt, /* RETRO_LANGUAGE_PORTUGUESE_PORTUGAL */\n' \
' &options_ru, /* RETRO_LANGUAGE_RUSSIAN */\n' \
' &options_ko, /* RETRO_LANGUAGE_KOREAN */\n' \
' &options_cht, /* RETRO_LANGUAGE_CHINESE_TRADITIONAL */\n' \
' &options_chs, /* RETRO_LANGUAGE_CHINESE_SIMPLIFIED */\n' \
' &options_eo, /* RETRO_LANGUAGE_ESPERANTO */\n' \
' &options_pl, /* RETRO_LANGUAGE_POLISH */\n' \
' &options_vn, /* RETRO_LANGUAGE_VIETNAMESE */\n' \
' &options_ar, /* RETRO_LANGUAGE_ARABIC */\n' \
' &options_el, /* RETRO_LANGUAGE_GREEK */\n' \
' &options_tr, /* RETRO_LANGUAGE_TURKISH */\n' \
' &options_sk, /* RETRO_LANGUAGE_SLOVAK */\n' \
' &options_fa, /* RETRO_LANGUAGE_PERSIAN */\n' \
' &options_he, /* RETRO_LANGUAGE_HEBREW */\n' \
' &options_ast, /* RETRO_LANGUAGE_ASTURIAN */\n' \
' &options_fi, /* RETRO_LANGUAGE_FINNISH */\n' \
' &options_id, /* RETRO_LANGUAGE_INDONESIAN */\n' \
' &options_sv, /* RETRO_LANGUAGE_SWEDISH */\n' \
' &options_uk, /* RETRO_LANGUAGE_UKRAINIAN */\n' \
' &options_cs, /* RETRO_LANGUAGE_CZECH */\n' \
' &options_val, /* RETRO_LANGUAGE_CATALAN_VALENCIA */\n' \
' &options_ca, /* RETRO_LANGUAGE_CATALAN */\n' \
' &options_en, /* RETRO_LANGUAGE_BRITISH_ENGLISH */\n' \
' &options_hu, /* RETRO_LANGUAGE_HUNGARIAN */\n' \
+ out_text[intl.end(2):]
out_text = p_set.sub(new_set, new_intl)
else:
out_text = p_set.sub(new_set, out_text)
code_file.write(out_text)
return 1
# -------------------- MAIN -------------------- #
if __name__ == '__main__':
DIR_PATH = os.path.dirname(os.path.realpath(__file__))
if os.path.basename(DIR_PATH) != "intl":
raise RuntimeError("Script is not in intl folder!")
BASE_PATH = os.path.dirname(DIR_PATH)
CORE_OP_FILE = os.path.join(BASE_PATH, "**", "libretro_core_options.h")
core_options_hits = glob.glob(CORE_OP_FILE, recursive=True)
if len(core_options_hits) == 0:
raise RuntimeError("libretro_core_options.h not found!")
elif len(core_options_hits) > 1:
print("More than one libretro_core_options.h file found:\n\n")
for i, file in enumerate(core_options_hits):
print(f"{i} {file}\n")
while True:
user_choice = input("Please choose one ('q' will exit): ")
if user_choice == 'q':
exit(0)
elif user_choice.isdigit():
core_op_file = core_options_hits[int(user_choice)]
break
else:
print("Please make a valid choice!\n\n")
else:
core_op_file = core_options_hits[0]
H_FILE_PATH = core_op_file
INTL_FILE_PATH = core_op_file.replace("libretro_core_options.h", 'libretro_core_options_intl.h')
for file in (H_FILE_PATH, INTL_FILE_PATH):
if os.path.isfile(file):
with open(file, 'r+', encoding='utf-8') as h_file:
text = h_file.read()
try:
test = create_v2_code_file(text, file)
except Exception as e:
print(e)
test = -1
if -1 > test:
print('Your file looks like it already is v2? (' + file + ')')
continue
if 0 > test:
print('An error occured! Please make sure to use the complete v1 struct! (' + file + ')')
continue
else:
print(file + ' not found.')
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