01/05: build-self: Don't clobber the output port.

[guix-commits]

civodul pushed a commit to branch master
in repository guix.

commit afb82831fa4d8602859eb00056dd3f418ed363c9
Author: Ludovic Courtès <address@hidden>
Date:   Sun Jan 6 18:16:19 2019 +0100

    build-self: Don't clobber the output port.
    
    The newline is meant to follow the spinner's traces so it must go to the
    error port as well.
    
    * build-aux/build-self.scm (build): Send newline to the error port.
---
 build-aux/build-self.scm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build-aux/build-self.scm b/build-aux/build-self.scm
index 5b281c3..c1a253d 100644
--- a/build-aux/build-self.scm
+++ b/build-aux/build-self.scm
@@ -420,7 +420,7 @@ files."
            (error "build program failed" (list build status)))
           ((? derivation-path? drv)
            (mbegin %store-monad
-             (return (newline (current-output-port)))
+             (return (newline (current-error-port)))
              ((store-lift add-temp-root) drv)
              (return (read-derivation-from-file drv))))
           ("#f"