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Properly initialize termios structure

This commit is contained in:
hedgecrw85 2019-11-12 10:04:19 -06:00
parent 65ef32f061
commit f06b03f186
1 changed files with 3 additions and 4 deletions
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7
src/main/c/Posix/SerialPort_Posix.c
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@ -2,7 +2,7 @@
* SerialPort_Posix.c * SerialPort_Posix.c
* *
* Created on: Feb 25, 2012 * Created on: Feb 25, 2012
* Last Updated on: Nov 07, 2019 * Last Updated on: Nov 08, 2019
* Author: Will Hedgecock * Author: Will Hedgecock
* *
* Copyright (C) 2012-2019 Fazecast, Inc. * Copyright (C) 2012-2019 Fazecast, Inc.
@ -471,8 +471,7 @@ JNIEXPORT jboolean JNICALL Java_com_fazecast_jSerialComm_SerialPort_configEventF
flags &= ~O_NONBLOCK; flags &= ~O_NONBLOCK;
options.c_cc[VMIN] = 0; options.c_cc[VMIN] = 0;
options.c_cc[VTIME] = 10; options.c_cc[VTIME] = 10;
retVal = ((fcntl(serialPortFD, F_SETFL, flags) == -1) || (tcsetattr(serialPortFD, TCSANOW, &options) == -1)) ? retVal = ((fcntl(serialPortFD, F_SETFL, flags) == -1) || (tcsetattr(serialPortFD, TCSANOW, &options) == -1)) ? JNI_FALSE : JNI_TRUE;
JNI_FALSE : JNI_TRUE;
if (baudRateCode == 0) if (baudRateCode == 0)
setBaudRateCustom(serialPortFD, baudRate); setBaudRateCustom(serialPortFD, baudRate);
} }
@ -508,7 +507,7 @@ JNIEXPORT jboolean JNICALL Java_com_fazecast_jSerialComm_SerialPort_closePortNat
(*env)->SetBooleanField(env, obj, isOpenedField, JNI_FALSE); (*env)->SetBooleanField(env, obj, isOpenedField, JNI_FALSE);
// Force the port to enter non-blocking mode to ensure that any current reads return // Force the port to enter non-blocking mode to ensure that any current reads return
struct termios options; struct termios options = { 0 };
tcgetattr(serialPortFD, &options); tcgetattr(serialPortFD, &options);
int flags = fcntl(serialPortFD, F_GETFL); int flags = fcntl(serialPortFD, F_GETFL);
flags |= O_NONBLOCK; flags |= O_NONBLOCK;