04/07: build-system/asdf: Log lisp system invocations.

[Ludovic Courtès]

civodul pushed a commit to branch master
in repository guix.

commit 29a3ffb44623701c2c24b8e921e23d03dde02a4a
Author: Andy Patterson <address@hidden>
Date:   Thu Aug 30 01:36:29 2018 -0400

    build-system/asdf: Log lisp system invocations.
    
    * guix/build/lisp-system.scm: (lisp-eval-program): Log the arguments to
    system*.
    
    Signed-off-by: Ludovic Courtès <address@hidden>
---
 guix/build/lisp-utils.scm | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/guix/build/lisp-utils.scm b/guix/build/lisp-utils.scm
index 3a7afab..9cf479d 100644
--- a/guix/build/lisp-utils.scm
+++ b/guix/build/lisp-utils.scm
@@ -119,9 +119,10 @@ name of an ASD system, and asd-file is the full path to 
its definition."
 
 (define (lisp-eval-program program)
   "Evaluate PROGRAM with a given LISP implementation."
-  (unless (zero? (apply system*
-                        (lisp-invocation program)))
-    (error "lisp-eval-program failed!" (%lisp) program)))
+  (define invocation (lisp-invocation program))
+  (format #t "Invoking ~a: ~{~s ~}~%" (%lisp-type) invocation)
+  (unless (zero? (apply system* invocation))
+    (error "lisp-eval-program failed!" invocation)))
 
 (define (spread-statements program argument-name)
   "Return a list with the statements from PROGRAM spread between