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| author | Ludovic Courtès <ludo@gnu.org> | 2022-05-26 17:11:20 +0200 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2022-05-26 17:11:20 +0200 |
| commit | 7097e98586df3110b80943a88c27804d65f214fa (patch) | |
| tree | 2e244b9fc19acc569d6abd42306aaf013f02da0d /guix/inferior.scm | |
| parent | 15870cc08d20501e3526fa892111a43ae9e3e02f (diff) | |
| parent | 4577f3c6b60ea100e521c246fb169d6c05214b20 (diff) | |
| download | guix-patches-7097e98586df3110b80943a88c27804d65f214fa.tar guix-patches-7097e98586df3110b80943a88c27804d65f214fa.tar.gz | |
Merge branch 'master' into staging
Diffstat (limited to 'guix/inferior.scm')
| -rw-r--r-- | guix/inferior.scm | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/guix/inferior.scm b/guix/inferior.scm index 6949bb3687..54200b75e4 100644 --- a/guix/inferior.scm +++ b/guix/inferior.scm @@ -141,7 +141,11 @@ regular file port (socket). This is equivalent to (open-pipe* OPEN_BOTH ...) except that the result is a regular file port that can be passed to 'select' ('open-pipe*' returns a custom binary port)." - (match (socketpair AF_UNIX SOCK_STREAM 0) + ;; Make sure the sockets are close-on-exec; failing to do that, a second + ;; inferior (for instance) would inherit the underlying file descriptor, and + ;; thus (close-port PARENT) in the original process would have no effect: + ;; the REPL process wouldn't get EOF on standard input. + (match (socketpair AF_UNIX (logior SOCK_STREAM SOCK_CLOEXEC) 0) ((parent . child) (match (primitive-fork) (0 |