strip-store-paths: allow no files

2 files changed, 4 insertions, 6 deletions

diff --git a/default.nix b/default.nix
index 1c550b8..3ec0450 100644
--- a/default.nix
+++ b/default.nix
@@ -151,11 +151,7 @@ let
           stripCommand = ''
 
             function rewriteOutput {
-              if [ -f ''${!1} ] ; then
-                strip-store-paths ''${!1}
-              else
-                find ''${!1} -type f -print0 | xargs -0 -n1 strip-store-paths
-              fi
+              find ''${!1} -type f -print0 | xargs -0 -n1 strip-store-paths
             }
             for o in $outputs ; do
               rewriteOutput $o
diff --git a/strip-store-paths/strip-store-paths.zig b/strip-store-paths/strip-store-paths.zig
index 9ded95e..69ed2db 100644
--- a/strip-store-paths/strip-store-paths.zig
+++ b/strip-store-paths/strip-store-paths.zig
@@ -27,7 +27,9 @@ pub fn main() !void {
     const allocator = arena.allocator();
 
     const args = try std.process.argsAlloc(allocator);
-    if (args.len != 2) {
+    if (args.len == 1) {
+        std.os.exit(0);
+    } else if (args.len > 2) {
         std.debug.print("usage: {s} file\n", .{args[0]});
         std.os.exit(1);
     }