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#include <unistd.h>
#include <fcntl.h>
#include <gio/gio.h>
static GKeyFile *config;
static int config_descr;
static const gchar *CONFIG_KEYS[] = {
"PrettyHostname",
"IconName",
"ChassisType"
};
/* NULL if key doesn't exist */
gchar *get_option(gchar *key, gchar *group) {
if(!group)
group = "default";
return g_key_file_get_string(config, group, key, NULL);
}
/* false if key isn't already defined or value is invalid */
gboolean set_option(gchar *key, gchar *value, gchar *group) {
if(!group)
group = "default";
if(!g_key_file_get_string(config, group, key, NULL))
return FALSE;
//TODO safteycheck value
g_key_file_set_string(config, group, key, value);
return TRUE;
}
/* initial load/check */
gboolean config_init() {
if(config)
return TRUE; //already init'd
config = g_key_file_new();
const gchar *config_path;
GStatBuf *config_lstat;
config_path = "/etc/systemd_compat.conf";
/* does conf exist? */
if(g_lstat(config_path, config_lstat)) {
/* if not, can we write it */
if(g_access("/etc/", W_OK)) {
g_printf("%s\n", "no write permissions for /etc/! exiting..");
return FALSE;
}
config_descr = g_open(config_path, O_CREAT, 644);
gchar *posix_hostname;
posix_hostname = g_malloc(255);
gethostname(posix_hostname, 255);
g_key_file_set_string(config, "hostnamed", "Hostname", posix_hostname);
g_key_file_set_string(config, "hostnamed", "PrettyHostname", "");
g_key_file_set_string(config, "hostnamed", "IconName", "Computer");
g_key_file_set_string(config, "hostnamed", "ChassisType", "laptop"); //TODO set these correctly
if(!g_key_file_save_to_file(config, config_path, NULL)) {
g_printf("failed to write config to %s!\n", config_path);
g_free(posix_hostname);
return FALSE;
}
g_printf("wrote config to %s\n", config_path);
g_free(posix_hostname);
return TRUE;
/* it does exist, read it */
} else {
if(!g_access(config_path, W_OK)) {
g_printf("%s\n", "no write permissions for /etc/! exiting..");
return FALSE;
} else if(g_key_file_load_from_file(config, config_path, G_KEY_FILE_KEEP_COMMENTS, NULL)) {
config_descr = g_open(config_path, O_RDWR, 644);
return TRUE;
}
g_printf("could not read config at %s! exiting..", config_path);
return FALSE;
}
}
void clean_config() {
if(config)
g_free(config);
if(config_descr)
g_close(config_descr, NULL);
}
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