martin/aqhomecontrol
Public Access
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

aqhome: add and implement a flush function for fd/tty objects.

Browse Source
This commit is contained in:
Martin Preuss
2026-04-27 16:04:42 +02:00
parent 0ac20ba82c
commit 59c05d379c
4 changed files with 109 additions and 35 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
aqhome/ipc2/tty_object.c
View File

@@ -32,8 +32,9 @@
* ------------------------------------------------------------------------------------------------
*/
static int _startMsg(AQH_OBJECT *o);
static void _endMsg(AQH_OBJECT *o);
static int _cbStartMsg(AQH_OBJECT *o);
static void _cbEndMsg(AQH_OBJECT *o);
static int _cbFlush(AQH_OBJECT *o);
static int _getAttn(int fd);
static int _setAttn(int fd, int val);
static int _fdSetBlocking(int sk, int fl);
@@ -51,14 +52,15 @@ AQH_OBJECT *AQH_TtyObject_new(AQH_EVENT_LOOP *eventLoop, int fd, int fdMode)
AQH_OBJECT *o;
o=AQH_FdObject_new(eventLoop, fd, fdMode);
AQH_FdObject_SetStartMsgFn(o, _startMsg);
AQH_FdObject_SetEndMsgFn(o, _endMsg);
AQH_FdObject_SetStartMsgFn(o, _cbStartMsg);
AQH_FdObject_SetEndMsgFn(o, _cbEndMsg);
AQH_FdObject_SetFlushFn(o, _cbFlush);
return o;
}
int _startMsg(AQH_OBJECT *o)
int _cbStartMsg(AQH_OBJECT *o)
{
if (o) {
if (AQH_Object_GetFlags(o) & AQH_TTYOBJECT_FLAGS_NOATTN)
@@ -91,7 +93,7 @@ int _startMsg(AQH_OBJECT *o)
void _endMsg(AQH_OBJECT *o)
void _cbEndMsg(AQH_OBJECT *o)
{
if (o) {
if (!(AQH_Object_GetFlags(o) & AQH_TTYOBJECT_FLAGS_NOATTN)) {
@@ -107,6 +109,32 @@ void _endMsg(AQH_OBJECT *o)
int _cbFlush(AQH_OBJECT *o)
{
int fd;
fd=AQH_FdObject_GetFd(o);
if (fd>=0) {
int rv;
rv=tcflush(fd, TCIFLUSH);
if (rv<0) {
if (errno!=EINTR && errno!=EWOULDBLOCK && errno!=EAGAIN) {
DBG_ERROR(AQH_LOGDOMAIN, "Error on tcflush: %s (%d)", strerror(errno), errno);
return GWEN_ERROR_IO;
}
}
}
else {
DBG_ERROR(AQH_LOGDOMAIN, "Previous error");
return GWEN_ERROR_IO;
}
return 0;
}
int _getAttn(int fd)
{
int rv;
@@ -243,6 +271,7 @@ int _fdSetBlocking(int fd, int fl)
#if 0
int _msleep(long int msec)
{