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Fix tty device file accessibility test

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Fixes ending up in a freeze when a tty device exists but is not
readable.
This commit is contained in:
Martin Lund 2016-04-24 23:30:19 +02:00
parent 952be06384
commit ebd65400a1
1 changed files with 2 additions and 2 deletions
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4
src/tty.c
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@ -52,8 +52,8 @@ void wait_for_tty_device(void)
/* Loop until device pops up */ /* Loop until device pops up */
while (true) while (true)
{ {
/* Test for device file */ /* Test for accessible device file */
if (stat(option.tty_device, &status) == 0) if (access(option.tty_device, R_OK) == 0)
return; return;
/* Wait up to 1 second */ /* Wait up to 1 second */