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| author | Ludovic Courtès <ludo@gnu.org> | 2019-07-15 17:58:01 +0200 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2019-07-15 18:27:22 +0200 |
| commit | 6f8eb9f1d8bc8660349658602698db36965bba5d (patch) | |
| tree | beb22470b912971c8020a72ebc648dacb66fa822 | |
| parent | 5db07b971d5729d349152a4d7ddab80a235ac0a0 (diff) | |
| download | guix-6f8eb9f1d8bc8660349658602698db36965bba5d.tar.gz | |
remote: Make sure the user doesn't mess up with the REPL protocol.
Reported by zerodaysfordays@sdf.lonestar.org (Jakob L. Kreuze). * guix/remote.scm (trampoline): Wrap 'primitive-load' in 'with-output-to-port'.
| -rw-r--r-- | guix/remote.scm | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/guix/remote.scm b/guix/remote.scm index 0959025963..5fecd954e9 100644 --- a/guix/remote.scm +++ b/guix/remote.scm @@ -76,8 +76,14 @@ result to the current output port using the (guix repl) protocol." (with-imported-modules (source-module-closure '((guix repl))) #~(begin (use-modules (guix repl)) - (send-repl-response '(primitive-load #$program) + + ;; We use CURRENT-OUTPUT-PORT for REPL messages, so redirect PROGRAM's + ;; output to CURRENT-ERROR-PORT so that it does not interfere. + (send-repl-response '(with-output-to-port (current-error-port) + (lambda () + (primitive-load #$program))) (current-output-port)) + (force-output)))) (define* (remote-eval exp session |