#include <sys/types.h>
#include <pwd.h>
#include <unistd.h>
+#include <err.h>
#include "libi3.h"
struct stat buf;
if (stat(dir, &buf) != 0) {
if (mkdir(dir, 0700) == -1) {
+ warn("Could not mkdir(%s)", dir);
+ errx(EXIT_FAILURE, "Check permissions of $XDG_RUNTIME_DIR = '%s'",
+ getenv("XDG_RUNTIME_DIR"));
perror("mkdir()");
return NULL;
}