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call-with-process-io auto-non-blocks the fds

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This commit is contained in:
Alex Shinn 2012-12-31 00:34:48 +09:00
parent a8eb496962
commit 902a37b259
2 changed files with 12 additions and 1 deletions
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11
lib/chibi/process.scm
View file

@ -64,6 +64,14 @@
(waitpid pid 0)))))
(define (call-with-process-io command proc)
(define (set-non-blocking! fd)
(cond-expand
(threads
(set-file-descriptor-status!
fd
(bitwise-ior open/non-block (get-file-descriptor-status fd))))
(else
#f)))
(let ((command-ls (if (string? command) (string-split command) command))
(in-pipe (open-pipe))
(out-pipe (open-pipe))
@ -88,6 +96,9 @@
(close-file-descriptor (car in-pipe))
(close-file-descriptor (cadr out-pipe))
(close-file-descriptor (cadr err-pipe))
(set-non-blocking! (cadr in-pipe))
(set-non-blocking! (car out-pipe))
(set-non-blocking! (car err-pipe))
(proc pid
(open-output-file-descriptor (cadr in-pipe))
(open-input-file-descriptor (car out-pipe))

2
lib/chibi/process.sld
View file

@ -17,6 +17,6 @@
call-with-process-io
process->string process->string-list process->output+error)
(import (chibi) (chibi io) (chibi string) (chibi filesystem))
(cond-expand (threads (import (srfi 18))) (else #f))
(cond-expand (threads (import (srfi 18) (srfi 33))) (else #f))
(include-shared "process")
(include "process.scm"))