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conf: refactor path generation

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Make different methods for the different paths to search.
This commit is contained in:
Wim Taymans 2022-02-01 15:37:48 +01:00
parent 2013fb56cf
commit 2b569861b1
1 changed files with 68 additions and 17 deletions
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85
src/pipewire/conf.c
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@ -77,21 +77,9 @@ static int get_abs_path(char *path, size_t size, const char *prefix, const char
return 0; return 0;
} }
static int get_config_path(char *path, size_t size, const char *prefix, const char *name) static int get_envconf_path(char *path, size_t size, const char *prefix, const char *name)
{ {
const char *dir; const char *dir;
char buffer[4096];
int res;
if (prefix == NULL) {
prefix = name;
name = NULL;
}
if ((res = get_abs_path(path, size, prefix, name)) != 0)
return res;
if (pw_check_option("no-config", "true"))
goto no_config;
dir = getenv("PIPEWIRE_CONFIG_DIR"); dir = getenv("PIPEWIRE_CONFIG_DIR");
if (dir != NULL) { if (dir != NULL) {
@ -99,7 +87,15 @@ static int get_config_path(char *path, size_t size, const char *prefix, const ch
if (make_path(path, size, paths) == 0 && if (make_path(path, size, paths) == 0 &&
access(path, R_OK) == 0) access(path, R_OK) == 0)
return 1; return 1;
return -ENOENT;
} }
return 0;
}
static int get_homeconf_path(char *path, size_t size, const char *prefix, const char *name)
{
char buffer[4096];
const char *dir;
dir = getenv("XDG_CONFIG_HOME"); dir = getenv("XDG_CONFIG_HOME");
if (dir != NULL) { if (dir != NULL) {
@ -120,7 +116,12 @@ static int get_config_path(char *path, size_t size, const char *prefix, const ch
access(path, R_OK) == 0) access(path, R_OK) == 0)
return 1; return 1;
} }
return 0;
}
static int get_configdir_path(char *path, size_t size, const char *prefix, const char *name)
{
const char *dir;
dir = PIPEWIRE_CONFIG_DIR; dir = PIPEWIRE_CONFIG_DIR;
if (dir != NULL) { if (dir != NULL) {
const char *paths[] = { dir, prefix, name, NULL }; const char *paths[] = { dir, prefix, name, NULL };
@ -128,7 +129,12 @@ static int get_config_path(char *path, size_t size, const char *prefix, const ch
access(path, R_OK) == 0) access(path, R_OK) == 0)
return 1; return 1;
} }
no_config: return 0;
}
static int get_confdata_path(char *path, size_t size, const char *prefix, const char *name)
{
const char *dir;
dir = PIPEWIRE_CONFDATADIR; dir = PIPEWIRE_CONFDATADIR;
if (dir != NULL) { if (dir != NULL) {
const char *paths[] = { dir, prefix, name, NULL }; const char *paths[] = { dir, prefix, name, NULL };
@ -139,10 +145,8 @@ no_config:
return 0; return 0;
} }
static int get_state_path(char *path, size_t size, const char *prefix, const char *name) static int get_config_path(char *path, size_t size, const char *prefix, const char *name)
{ {
const char *dir;
char buffer[4096];
int res; int res;
if (prefix == NULL) { if (prefix == NULL) {
@ -152,13 +156,41 @@ static int get_state_path(char *path, size_t size, const char *prefix, const cha
if ((res = get_abs_path(path, size, prefix, name)) != 0) if ((res = get_abs_path(path, size, prefix, name)) != 0)
return res; return res;
if (pw_check_option("no-config", "true"))
goto no_config;
if ((res = get_envconf_path(path, size, prefix, name)) != 0)
return res;
if ((res = get_homeconf_path(path, size, prefix, name)) != 0)
return res;
if ((res = get_configdir_path(path, size, prefix, name)) != 0)
return res;
no_config:
if ((res = get_confdata_path(path, size, prefix, name)) != 0)
return res;
return 0;
}
static int get_envstate_path(char *path, size_t size, const char *prefix, const char *name)
{
const char *dir;
dir = getenv("PIPEWIRE_STATE_DIR"); dir = getenv("PIPEWIRE_STATE_DIR");
if (dir != NULL) { if (dir != NULL) {
const char *paths[] = { dir, prefix, name, NULL }; const char *paths[] = { dir, prefix, name, NULL };
if (make_path(path, size, paths) == 0 && if (make_path(path, size, paths) == 0 &&
access(path, R_OK) == 0) access(path, R_OK) == 0)
return 1; return 1;
return -ENOENT;
} }
return 0;
}
static int get_homestate_path(char *path, size_t size, const char *prefix, const char *name)
{
const char *dir;
char buffer[4096];
dir = getenv("XDG_STATE_HOME"); dir = getenv("XDG_STATE_HOME");
if (dir != NULL) { if (dir != NULL) {
@ -186,6 +218,25 @@ static int get_state_path(char *path, size_t size, const char *prefix, const cha
access(path, R_OK) == 0) access(path, R_OK) == 0)
return 1; return 1;
} }
return 0;
}
static int get_state_path(char *path, size_t size, const char *prefix, const char *name)
{
int res;
if (prefix == NULL) {
prefix = name;
name = NULL;
}
if ((res = get_abs_path(path, size, prefix, name)) != 0)
return res;
if ((res = get_envstate_path(path, size, prefix, name)) != 0)
return res;
if ((res = get_homestate_path(path, size, prefix, name)) != 0)
return res;
return 0; return 0;
} }