mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-12-24 21:38:07 -05:00
tests: Avoid buffering in 'fcntl-flock' tests.
Partially fixes <http://bugs.gnu.org/17212>. * tests/utils.scm ("fcntl-flock wait", "fcntl-flock non-blocking"): Open files in binary mode, with no buffering.
This commit is contained in:
parent
1d000ae73b
commit
68ec0450d1
1 changed files with 5 additions and 5 deletions
|
@ -176,7 +176,7 @@ (define temp-file
|
|||
(false-if-exception (delete-file temp-file))
|
||||
(test-equal "fcntl-flock wait"
|
||||
42 ; the child's exit status
|
||||
(let ((file (open-file temp-file "w0")))
|
||||
(let ((file (open-file temp-file "w0b")))
|
||||
;; Acquire an exclusive lock.
|
||||
(fcntl-flock file 'write-lock)
|
||||
(match (primitive-fork)
|
||||
|
@ -185,7 +185,7 @@ (define temp-file
|
|||
(const #t)
|
||||
(lambda ()
|
||||
;; Reopen FILE read-only so we can have a read lock.
|
||||
(let ((file (open-file temp-file "r")))
|
||||
(let ((file (open-file temp-file "r0b")))
|
||||
;; Wait until we can acquire the lock.
|
||||
(fcntl-flock file 'read-lock)
|
||||
(primitive-exit (read file)))
|
||||
|
@ -228,19 +228,19 @@ (define temp-file
|
|||
(read-char input)
|
||||
|
||||
;; Open FILE read-only so we can have a read lock.
|
||||
(let ((file (open-file temp-file "w")))
|
||||
(let ((file (open-file temp-file "w0")))
|
||||
(catch 'flock-error
|
||||
(lambda ()
|
||||
;; This attempt should throw EAGAIN.
|
||||
(fcntl-flock file 'write-lock #:wait? #f))
|
||||
(lambda (key errno)
|
||||
(primitive-exit errno))))
|
||||
(primitive-exit (pk 'errno errno)))))
|
||||
(primitive-exit -1))
|
||||
(lambda ()
|
||||
(primitive-exit -2))))
|
||||
(pid
|
||||
(close-port input)
|
||||
(let ((file (open-file temp-file "w")))
|
||||
(let ((file (open-file temp-file "w0")))
|
||||
;; Acquire an exclusive lock.
|
||||
(fcntl-flock file 'write-lock)
|
||||
|
||||
|
|
Loading…
Reference in a new issue