From ae4ff9f359514937878cf82f4ac46dd14aac9056 Mon Sep 17 00:00:00 2001 From: Ludovic Courtès Date: Sun, 1 May 2016 23:59:05 +0200 Subject: syscalls: Add 'tcgetattr' and 'tcsetattr' bindings. * guix/build/syscalls.scm (bits->symbols-body, define-bits) (local-flags): New macros. (TCSANOW, TCSADRAIN, TCSAFLUSH): New variables. (): New record type. (%termios): New C structure. (tcgetattr, tcsetattr): New procedures. * tests/syscalls.scm ("tcgetattr ENOTTY", "tcgetattr") ("tcsetattr"): New tests. --- tests/syscalls.scm | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'tests/syscalls.scm') diff --git a/tests/syscalls.scm b/tests/syscalls.scm index 71bcbc4d32..ab1e13984d 100644 --- a/tests/syscalls.scm +++ b/tests/syscalls.scm @@ -259,6 +259,31 @@ (#f #f) (lo (interface-address lo))))))) +(test-equal "tcgetattr ENOTTY" + ENOTTY + (catch 'system-error + (lambda () + (call-with-input-file "/dev/null" + (lambda (port) + (tcgetattr (fileno port))))) + (compose system-error-errno list))) + +(test-skip (if (and (file-exists? "/proc/self/fd/0") + (string-prefix? "/dev/pts/" (readlink "/proc/self/fd/0"))) + 0 + 2)) + +(test-assert "tcgetattr" + (let ((termios (tcgetattr 0))) + (and (termios? termios) + (> (termios-input-speed termios) 0) + (> (termios-output-speed termios) 0)))) + +(test-assert "tcsetattr" + (let ((first (tcgetattr 0))) + (tcsetattr 0 TCSANOW first) + (equal? first (tcgetattr 0)))) + (test-assert "terminal-window-size ENOTTY" (call-with-input-file "/dev/null" (lambda (port) -- cgit v1.2.3