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Create path_get_extension_mutable and use it in menu_explore function

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for trivial extension replacement in string
This commit is contained in:
LibretroAdmin 2022-08-06 19:06:31 +02:00
parent 94ed25be56
commit c7786a45e1
3 changed files with 48 additions and 3 deletions
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20
libretro-common/file/file_path.c
View File

@ -214,6 +214,26 @@ const char *path_get_extension(const char *path)
return "";
}
/**
* path_get_extension_mutable:
* @path : path
*
* Specialized version of path_get_extension(). Return
* value is mutable.
*
* Gets extension of file. Only '.'s
* after the last slash are considered.
*
* @return extension part from the path.
**/
char *path_get_extension_mutable(const char *path)
{
char *ext = NULL;
if (!string_is_empty(path) && ((ext = strrchr(path_basename(path), '.'))))
return ext;
return NULL;
}
/**
* path_remove_extension:
* @path : path

14
libretro-common/include/file/file_path.h
View File

@ -126,6 +126,20 @@ const char *path_get_archive_delim(const char *path);
**/
const char *path_get_extension(const char *path);
/**
* path_get_extension_mutable:
* @path : path
*
* Specialized version of path_get_extension(). Return
* value is mutable.
*
* Gets extension of file. Only '.'s
* after the last slash are considered.
*
* @return extension part from the path.
**/
char *path_get_extension_mutable(const char *path);
/**
* path_remove_extension:
* @path : path

17
menu/menu_explore.c
View File

@ -522,8 +522,9 @@ explore_state_t *menu_explore_build_list(const char *directory_playlist,
rdb_num = RHMAP_GET(rdb_indices, rdb_hash);
if (!rdb_num)
{
struct explore_rdb newrdb;
size_t systemname_len;
struct explore_rdb newrdb;
char *ext_path = NULL;
newrdb.handle = libretrodb_new();
newrdb.count = 0;
@ -538,8 +539,18 @@ explore_state_t *menu_explore_build_list(const char *directory_playlist,
fill_pathname_join_special(
tmp, directory_database, db_name, sizeof(tmp));
path_remove_extension(tmp);
strlcat(tmp, ".rdb", sizeof(tmp));
/* Replace the extension - change 'lpl' to 'rdb' */
if (( ext_path = path_get_extension_mutable(tmp))
&& ext_path[0] == '.'
&& ext_path[1] == 'l'
&& ext_path[2] == 'p'
&& ext_path[3] == 'l')
{
ext_path[1] = 'r';
ext_path[2] = 'd';
ext_path[3] = 'b';
}
if (libretrodb_open(tmp, newrdb.handle) != 0)
{