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Make sure exclusive mode is turned off on exit.

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This commit is contained in:
David Betz 2015-03-08 21:21:05 -04:00
parent 6e65d1e731
commit 03cc4cd88f
1 changed files with 2 additions and 0 deletions
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2
osint_linux.c
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@ -165,6 +165,7 @@ int serial_init(const char* port, unsigned long baud)
} }
signal(SIGINT, sigint_handler); signal(SIGINT, sigint_handler);
atexit(serial_done);
/* set the terminal to exclusive mode */ /* set the terminal to exclusive mode */
if (ioctl(hSerial, TIOCEXCL) != 0) { if (ioctl(hSerial, TIOCEXCL) != 0) {
@ -280,6 +281,7 @@ int serial_baud(unsigned long baud)
void serial_done(void) void serial_done(void)
{ {
if (hSerial != -1) { if (hSerial != -1) {
ioctl(hSerial, TIOCNXCL);
tcflush(hSerial, TCIOFLUSH); tcflush(hSerial, TCIOFLUSH);
tcsetattr(hSerial, TCSANOW, &old_sparm); tcsetattr(hSerial, TCSANOW, &old_sparm);
ioctl(hSerial, TIOCNXCL); ioctl(hSerial, TIOCNXCL);