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config_file_parse_line - put sub_conf on stack

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This commit is contained in:
twinaphex 2020-08-25 17:54:22 +02:00
parent 6a88b3f20e
commit 2c0fb6ff6c
2 changed files with 32 additions and 7 deletions
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37
libretro-common/file/config_file.c
View File

@ -462,10 +462,10 @@ static bool config_file_parse_line(config_file_t *conf,
/* Check whether entire line is a comment */
if (comment)
{
config_file_t sub_conf;
char real_path[PATH_MAX_LENGTH];
char *path = NULL;
char *include_line = NULL;
config_file_t *sub_conf = NULL;
/* Starting a line with an 'include' directive
* appends a sub-config file
@ -501,12 +501,13 @@ static bool config_file_parse_line(config_file_t *conf,
config_file_add_sub_conf(conf, path,
real_path, sizeof(real_path), cb);
sub_conf = config_file_new_alloc();
config_file_initialize(&sub_conf);
if (config_file_load_internal(sub_conf, real_path,
if (config_file_load_internal(&sub_conf, real_path,
conf->include_depth + 1, cb) == 0)
config_file_add_child_list(conf, sub_conf); /* Pilfer internal list. */
config_file_free(sub_conf);
config_file_add_child_list(conf, &sub_conf); /* Pilfer internal list. */
config_file_deinitialize(&sub_conf);
free(path);
return true;
@ -560,12 +561,12 @@ static bool config_file_parse_line(config_file_t *conf,
return true;
}
void config_file_free(config_file_t *conf)
bool config_file_deinitialize(config_file_t *conf)
{
struct config_include_list *inc_tmp = NULL;
struct config_entry_list *tmp = NULL;
if (!conf)
return;
return false;
tmp = conf->entries;
while (tmp)
@ -600,6 +601,13 @@ void config_file_free(config_file_t *conf)
if (conf->path)
free(conf->path);
return true;
}
void config_file_free(config_file_t *conf)
{
if (!config_file_deinitialize(conf))
return;
free(conf);
}
@ -741,6 +749,21 @@ config_file_t *config_file_new(const char *path)
return conf;
}
void config_file_initialize(struct config_file *conf)
{
if (!conf)
return;
conf->path = NULL;
conf->entries = NULL;
conf->tail = NULL;
conf->last = NULL;
conf->includes = NULL;
conf->include_depth = 0;
conf->guaranteed_no_duplicates = false;
conf->modified = false;
}
config_file_t *config_file_new_alloc(void)
{
struct config_file *conf = (struct config_file*)malloc(sizeof(*conf));

2
libretro-common/include/file/config_file.h
View File

@ -88,6 +88,8 @@ config_file_t *config_file_new(const char *path);
config_file_t *config_file_new_alloc(void);
void config_file_initialize(struct config_file *conf);
/* Loads a config file. Returns NULL if file doesn't exist.
* NULL path will create an empty config file.
* Includes cb callbacks to run custom code during config file processing.*/