[elpa] externals/system-packages ed5d9cc 082/117: Improve system-packages-package-manager :type defcustom

[Stefan Monnier]

branch: externals/system-packages
commit ed5d9cc61aa3dee238ffbfe8b21598fd70517b5e
Author: Alex Branham <bran...@utexas.edu>
Commit: Alex Branham <bran...@utexas.edu>

    Improve system-packages-package-manager :type defcustom
---
 system-packages.el | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/system-packages.el b/system-packages.el
index 7748e81..62ce2fb 100644
--- a/system-packages.el
+++ b/system-packages.el
@@ -275,7 +275,18 @@ See `system-packages-supported-package-managers' for a 
list of
 supported software.  Tries to be smart about selecting the
 default."
   :group 'system-packages
-  :type 'symbol)
+  :type '(choice
+          (const guix)
+          (const nix-env)
+          (const brew)
+          (const port)
+          (const pacman)
+          (const apt)
+          (const aptitude)
+          (const emerge)
+          (const zypper)
+          (const dnf)
+          (const xbps-install)))
 
 (define-obsolete-variable-alias 'system-packages-packagemanager
   'system-packages-package-manager "2017-12-25")