compositor: Log the full path of the config file we're using

This commit is contained in:
Kristian Høgsberg 2013-09-21 23:17:35 -07:00
parent 1abe0486bb
commit eeefc9e311
3 changed files with 70 additions and 64 deletions

View file

@ -41,69 +41,6 @@
const __typeof__( ((type *)0)->member ) *__mptr = (ptr); \
(type *)( (char *)__mptr - offsetof(type,member) );})
static int
open_config_file(const char *name)
{
const char *config_dir = getenv("XDG_CONFIG_HOME");
const char *home_dir = getenv("HOME");
const char *config_dirs = getenv("XDG_CONFIG_DIRS");
char path[PATH_MAX];
const char *p, *next;
int fd;
if (name[0] == '/')
return open(name, O_RDONLY | O_CLOEXEC);
/* Precedence is given to config files in the home directory,
* and then to directories listed in XDG_CONFIG_DIRS and
* finally to the current working directory. */
/* $XDG_CONFIG_HOME */
if (config_dir) {
snprintf(path, sizeof path, "%s/%s", config_dir, name);
fd = open(path, O_RDONLY | O_CLOEXEC);
if (fd >= 0)
return fd;
}
/* $HOME/.config */
if (home_dir) {
snprintf(path, sizeof path, "%s/.config/%s", home_dir, name);
fd = open(path, O_RDONLY | O_CLOEXEC);
if (fd >= 0)
return fd;
}
/* For each $XDG_CONFIG_DIRS: weston/<config_file> */
if (!config_dirs)
config_dirs = "/etc/xdg"; /* See XDG base dir spec. */
for (p = config_dirs; *p != '\0'; p = next) {
next = strchrnul(p, ':');
snprintf(path, sizeof path,
"%.*s/weston/%s", (int)(next - p), p, name);
fd = open(path, O_RDONLY | O_CLOEXEC);
if (fd >= 0)
return fd;
if (*next == ':')
next++;
}
/* Current working directory. */
snprintf(path, sizeof path, "./%s", name);
fd = open(path, O_RDONLY | O_CLOEXEC);
if (fd >= 0)
fprintf(stderr,
"using config in current working directory: %s\n",
path);
else
fprintf(stderr, "config file \"%s\" not found.\n", name);
return fd;
}
struct weston_config_entry {
char *key;
char *value;
@ -118,8 +55,66 @@ struct weston_config_section {
struct weston_config {
struct wl_list section_list;
char path[PATH_MAX];
};
static int
open_config_file(struct weston_config *c, const char *name)
{
const char *config_dir = getenv("XDG_CONFIG_HOME");
const char *home_dir = getenv("HOME");
const char *config_dirs = getenv("XDG_CONFIG_DIRS");
const char *p, *next;
int fd;
if (name[0] == '/') {
snprintf(c->path, sizeof c->path, "%s", name);
return open(name, O_RDONLY | O_CLOEXEC);
}
/* Precedence is given to config files in the home directory,
* and then to directories listed in XDG_CONFIG_DIRS and
* finally to the current working directory. */
/* $XDG_CONFIG_HOME */
if (config_dir) {
snprintf(c->path, sizeof c->path, "%s/%s", config_dir, name);
fd = open(c->path, O_RDONLY | O_CLOEXEC);
if (fd >= 0)
return fd;
}
/* $HOME/.config */
if (home_dir) {
snprintf(c->path, sizeof c->path,
"%s/.config/%s", home_dir, name);
fd = open(c->path, O_RDONLY | O_CLOEXEC);
if (fd >= 0)
return fd;
}
/* For each $XDG_CONFIG_DIRS: weston/<config_file> */
if (!config_dirs)
config_dirs = "/etc/xdg"; /* See XDG base dir spec. */
for (p = config_dirs; *p != '\0'; p = next) {
next = strchrnul(p, ':');
snprintf(c->path, sizeof c->path,
"%.*s/weston/%s", (int)(next - p), p, name);
fd = open(c->path, O_RDONLY | O_CLOEXEC);
if (fd >= 0)
return fd;
if (*next == ':')
next++;
}
/* Current working directory. */
snprintf(c->path, sizeof c->path, "./%s", name);
return open(c->path, O_RDONLY | O_CLOEXEC);
}
static struct weston_config_entry *
config_section_get_entry(struct weston_config_section *section,
const char *key)
@ -329,7 +324,7 @@ weston_config_parse(const char *name)
wl_list_init(&config->section_list);
fd = open_config_file(name);
fd = open_config_file(config, name);
if (fd == -1) {
free(config);
return NULL;
@ -387,6 +382,12 @@ weston_config_parse(const char *name)
return config;
}
const char *
weston_config_get_full_path(struct weston_config *config)
{
return config->path;
}
int
weston_config_next_section(struct weston_config *config,
struct weston_config_section **section,

View file

@ -95,6 +95,9 @@ weston_config_section_get_bool(struct weston_config_section *section,
struct weston_config *
weston_config_parse(const char *name);
const char *
weston_config_get_full_path(struct weston_config *config);
void
weston_config_destroy(struct weston_config *config);

View file

@ -3487,6 +3487,8 @@ int main(int argc, char *argv[])
}
config = weston_config_parse("weston.ini");
weston_log("Using config file '%s'\n",
weston_config_get_full_path(config));
section = weston_config_get_section(config, "core", NULL, NULL);
weston_config_section_get_string(section, "modules", &modules, "");