Merge branch 'obsd-master' into master

1 files changed, 10 insertions, 5 deletions

diff --git a/tmux.c b/tmux.c
index 29921781..1fdba727 100644
--- a/tmux.c
+++ b/tmux.c
@@ -207,16 +207,22 @@ make_label(const char *label, char **cause)
 	free(paths);
 
 	xasprintf(&base, "%s/tmux-%ld", path, (long)uid);
-	if (mkdir(base, S_IRWXU) != 0 && errno != EEXIST)
+	if (mkdir(base, S_IRWXU) != 0 && errno != EEXIST) {
+		xasprintf(cause, "couldn't create directory %s (%s)", base,
+		    strerror(errno));
 		goto fail;
-	if (lstat(base, &sb) != 0)
+	}
+	if (lstat(base, &sb) != 0) {
+		xasprintf(cause, "couldn't read directory %s (%s)", base,
+		    strerror(errno));
 		goto fail;
+	}
 	if (!S_ISDIR(sb.st_mode)) {
-		errno = ENOTDIR;
+		xasprintf(cause, "%s is not a directory", base);
 		goto fail;
 	}
 	if (sb.st_uid != uid || (sb.st_mode & S_IRWXO) != 0) {
-		errno = EACCES;
+		xasprintf(cause, "directory %s has unsafe permissions", base);
 		goto fail;
 	}
 	xasprintf(&path, "%s/%s", base, label);
@@ -224,7 +230,6 @@ make_label(const char *label, char **cause)
 	return (path);
 
 fail:
-	xasprintf(cause, "error creating %s (%s)", base, strerror(errno));
 	free(base);
 	return (NULL);
 }