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Merge pull request #105 from zagor/show-error

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Show error when failing to open a tty
This commit is contained in:
Martin Lund 2021-01-18 01:16:41 +01:00 • committed by GitHub
commit a4da50dbd8
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1 changed files with 9 additions and 1 deletions
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10
src/tty.c
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@ -518,6 +518,7 @@ void tty_wait_for_device(void)
struct timeval tv; struct timeval tv;
static char input_char, previous_char = 0; static char input_char, previous_char = 0;
static bool first = true; static bool first = true;
static int last_errno = 0;
/* Loop until device pops up */ /* Loop until device pops up */
while (true) while (true)
@ -564,9 +565,16 @@ void tty_wait_for_device(void)
} }
/* Test for accessible device file */ /* Test for accessible device file */
if (access(option.tty_device, R_OK) == 0) int rc = access(option.tty_device, R_OK);
if (rc == 0) {
last_errno = 0;
return; return;
} }
else if (last_errno != errno) {
tio_printf("%s: %s. Waiting...", option.tty_device, strerror(errno));
last_errno = errno;
}
}
} }
void tty_disconnect(void) void tty_disconnect(void)