* Refactoring: put the manifest-reading code in a separate file.

scripts/Makefile.am

@@ -4,9 +4,13 @@ bin_SCRIPTS = nix-collect-garbage \
 
 noinst_SCRIPTS = nix-profile.sh
 
-install-exec-local:
+nix-pull nix-push: readmanifest.pm
+
+install-exec-local: readmanifest.pm
 	$(INSTALL) -d $(sysconfdir)/profile.d
 	$(INSTALL_PROGRAM) nix-profile.sh $(sysconfdir)/profile.d/nix.sh
+	$(INSTALL) -d $(libexecdir)/nix
+	$(INSTALL_DATA) readmanifest.pm $(libexecdir)/nix 
 	$(INSTALL) -d $(sysconfdir)/nix
 # !!! don't overwrite local modifications
 	$(INSTALL_DATA) prebuilts.conf $(sysconfdir)/nix/prebuilts.conf
@@ -16,5 +20,5 @@ include ../substitute.mk
 EXTRA_DIST = nix-collect-garbage.in \
  nix-pull.in nix-push.in nix-profile.sh.in \
  nix-prefetch-url.in nix-install-package.in \
- prebuilts.conf
+ prebuilts.conf readmanifest.pm