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Less string copies in fill_pathname_expanded_and_absolute

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LibretroAdmin 2025-01-17 01:01:43 +01:00
parent e982905eb4
commit e4d7684246
1 changed files with 28 additions and 38 deletions

66
gfx/video_shader_parse.c

@ -109,21 +109,12 @@ static path_change_data_t *file_change_data = NULL;
static void fill_pathname_expanded_and_absolute(char *s, size_t len,
const char *in_refpath, const char *in_path)
{
char expanded_path[PATH_MAX_LENGTH];
expanded_path[0] = '\0';
/* Expand paths which start with :\ to an absolute path */
fill_pathname_expand_special(expanded_path,
in_path, sizeof(expanded_path));
fill_pathname_expand_special(s, in_path, len);
/* Resolve the reference path relative to the config */
if (path_is_absolute(expanded_path))
strlcpy(s, expanded_path, len);
else
if (!path_is_absolute(s))
fill_pathname_resolve_relative(s, in_refpath,
in_path, len);
pathname_conform_slashes_to_os(s);
}
@ -471,14 +462,11 @@ static void video_shader_gather_reference_path_list(
while (ref_tmp)
{
char* reference_preset_path = (char*)malloc(PATH_MAX_LENGTH);
/* Get the absolute path and replace wildcards in the path */
fill_pathname_expanded_and_absolute(reference_preset_path, PATH_MAX_LENGTH, conf->path, ref_tmp->path);
/* TODO/FIXME - dehardcode PATH_MAX_LENGTH */
video_shader_replace_wildcards(reference_preset_path, PATH_MAX_LENGTH, conf->path);
video_shader_gather_reference_path_list(in_path_linked_list, reference_preset_path, reference_depth + 1);
free(reference_preset_path);
ref_tmp = ref_tmp->next;
}
@ -825,9 +813,11 @@ static bool video_shader_parse_textures(config_file_t *conf,
config_get_path(conf, id, texture_path, sizeof(texture_path));
/* Get the absolute path and replace wildcards in the path */
fill_pathname_expanded_and_absolute(shader->lut[shader->luts].path, PATH_MAX_LENGTH, conf->path, texture_path);
fill_pathname_expanded_and_absolute(shader->lut[shader->luts].path,
PATH_MAX_LENGTH, conf->path, texture_path);
/* TODO/FIXME - dehardcode PATH_MAX_LENGTH */
video_shader_replace_wildcards(shader->lut[shader->luts].path, PATH_MAX_LENGTH, conf->path);
video_shader_replace_wildcards(shader->lut[shader->luts].path,
PATH_MAX_LENGTH, conf->path);
strlcpy(shader->lut[shader->luts].id, id,
sizeof(shader->lut[shader->luts].id));
@ -1297,9 +1287,11 @@ static config_file_t *video_shader_get_root_preset_config(const char *path)
}
/* Get the absolute path and replace wildcards in the path */
fill_pathname_expanded_and_absolute(nested_reference_path, PATH_MAX_LENGTH, conf->path, conf->references->path);
fill_pathname_expanded_and_absolute(nested_reference_path,
PATH_MAX_LENGTH, conf->path, conf->references->path);
/* TODO/FIXME - dehardcode PATH_MAX_LENGTH */
video_shader_replace_wildcards(nested_reference_path, PATH_MAX_LENGTH, conf->path);
video_shader_replace_wildcards(nested_reference_path,
PATH_MAX_LENGTH, conf->path);
/* Create a new config from the referenced path */
config_file_free(conf);
@ -1384,12 +1376,15 @@ static bool video_shader_check_reference_chain_for_save(
}
/* Get the absolute path and replace wildcards in the path */
fill_pathname_expanded_and_absolute(nested_ref_path, PATH_MAX_LENGTH, conf->path, conf->references->path);
fill_pathname_expanded_and_absolute(nested_ref_path,
PATH_MAX_LENGTH, conf->path, conf->references->path);
/* TODO/FIXME - dehardcode PATH_MAX_LENGTH */
video_shader_replace_wildcards(nested_ref_path, PATH_MAX_LENGTH, conf->path);
video_shader_replace_wildcards(nested_ref_path,
PATH_MAX_LENGTH, conf->path);
/* If one of the reference paths is the same as the file we want to save then this reference chain would be
* self-referential / cyclical and we can't save this as a simple preset*/
/* If one of the reference paths is the same as the file we want to save,
* then this reference chain would be self-referential / cyclical and
* we can't save this as a simple preset */
if (string_is_equal(nested_ref_path, path_to_save_conformed))
{
RARCH_WARN("[Shaders]: Saving preset:\n"
@ -2063,23 +2058,22 @@ static bool video_shader_override_values(config_file_t *override_conf,
if (config_get_entry(override_conf, shader->lut[i].id))
{
char *tex_path = (char*)malloc(PATH_MAX_LENGTH);
/* Texture path from the config */
config_get_path(override_conf, shader->lut[i].id, tex_path, PATH_MAX_LENGTH);
config_get_path(override_conf, shader->lut[i].id, tex_path,
PATH_MAX_LENGTH);
/* Get the absolute path and replace wildcards in the path */
fill_pathname_expanded_and_absolute(override_tex_path, PATH_MAX_LENGTH, override_conf->path, tex_path);
fill_pathname_expanded_and_absolute(override_tex_path,
PATH_MAX_LENGTH, override_conf->path, tex_path);
/* TODO/FIXME - dehardcode PATH_MAX_LENGTH */
video_shader_replace_wildcards(override_tex_path, PATH_MAX_LENGTH, override_conf->path);
strlcpy(shader->lut[i].path, override_tex_path, sizeof(shader->lut[i].path));
video_shader_replace_wildcards(override_tex_path,
PATH_MAX_LENGTH, override_conf->path);
strlcpy(shader->lut[i].path, override_tex_path,
sizeof(shader->lut[i].path));
#ifdef DEBUG
RARCH_DBG("[Shaders]: Texture: \"%s\" = %s.\n",
shader->lut[i].id,
shader->lut[i].path);
#endif
free(tex_path);
return_val = true;
}
@ -2283,7 +2277,6 @@ bool video_shader_load_preset_into_shader(const char *path,
{
config_file_t *tmp_conf = NULL;
char *path_to_ref = (char*)malloc(PATH_MAX_LENGTH);
/* Get the absolute path and replace wildcards in the path */
fill_pathname_expanded_and_absolute(path_to_ref, PATH_MAX_LENGTH,
conf->path, path_list_tmp->path);
@ -2295,8 +2288,7 @@ bool video_shader_load_preset_into_shader(const char *path,
/* Check if the config is a valid shader chain config
If the config has a shaders entry then it is considered
a shader chain config, vs a config which may only have
parameter values and texture overrides
*/
parameter values and texture overrides */
if (config_get_entry(tmp_conf, "shaders"))
{
RARCH_WARN("\n[Shaders]: Additional #reference entries pointing at shader chain presets are not supported: \"%s\".\n", path_to_ref);
@ -2329,10 +2321,8 @@ bool video_shader_load_preset_into_shader(const char *path,
override_paths_list = path_linked_list_new();
video_shader_gather_reference_path_list(override_paths_list, conf->path, 0);
/*
* Step through the references and apply overrides for each one
* Start on the second item since the first is empty
*/
/* Step through the references and apply overrides for each one
* Start on the second item since the first is empty */
path_list_tmp = (struct path_linked_list*)override_paths_list;
while (path_list_tmp)
{