diff options
Diffstat (limited to 'guix')
| -rw-r--r-- | guix/store.scm | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/guix/store.scm b/guix/store.scm index bd07976c37..9eac22052e 100644 --- a/guix/store.scm +++ b/guix/store.scm @@ -351,6 +351,18 @@ (message nix-protocol-error-message) (status nix-protocol-error-status)) +(define-syntax-rule (system-error-to-connection-error file exp ...) + "Catch 'system-error' exceptions and translate them to +'&nix-connection-error'." + (catch 'system-error + (lambda () + exp ...) + (lambda args + (let ((errno (system-error-errno args))) + (raise (condition (&nix-connection-error + (file file) + (errno errno)))))))) + (define (open-unix-domain-socket file) "Connect to the Unix-domain socket at FILE and return it. Raise a '&nix-connection-error' upon error." @@ -359,16 +371,9 @@ (socket PF_UNIX SOCK_STREAM 0))) (a (make-socket-address PF_UNIX file))) - (catch 'system-error - (lambda () - (connect s a) - s) - (lambda args - ;; Translate the error to something user-friendly. - (let ((errno (system-error-errno args))) - (raise (condition (&nix-connection-error - (file file) - (errno errno))))))))) + (system-error-to-connection-error file + (connect s a) + s))) (define (connect-to-daemon uri) "Connect to the daemon at URI, a string that may be an actual URI or a file @@ -1350,3 +1355,7 @@ must be an absolute store file name, or a derivation file name." ;; Return the first that works. (any (cut log-file store <>) derivers)) (_ #f))))) + +;;; Local Variables: +;;; eval: (put 'system-error-to-connection-error 'scheme-indent-function 1) +;;; End: |