This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs.

Keywords - E

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edge-sensitive interrupt

· Level-sensitivity versus edge-sensitivity ·

diagram

· Level-sensitivity versus edge-sensitivity ·

EINTR

· _NTO_CHF_UNBLOCK ·

message passing

· _NTO_CHF_UNBLOCK ·

enabling interrupts

· Neutrino and interrupts ·

endian

server flags

· Who sent the message? ·

ENOSYS

· Process creation and threads ·

environment variable

· Starting a process with the exec() and spawn() calls ·

PATH

· Starting a process with the exec() and spawn() calls ·

EOK

· Finding the server · Replying with no data, or an errno · Union'd filesystems ·

EROFS

· Finding the server · Replying with no data, or an errno · The resmgr_context_t internal context block ·

errno

MsgError()

· General notes · Replying with no data, or an errno ·

MsgReply()

· Replying with no data, or an errno ·

esh

· Message passing and client/server ·

ETIMEDOUT

· Kernel timeouts with message passing · Kernel timeouts with pthread_join() ·

event

and interrupt handlers

· Using InterruptAttach() ·

and interrupts

· Telling a thread to do something ·

and ISRs

· Using InterruptAttach() ·

example

/dev/null resource manager

· The resource manager library ·

absolute timers

· What kind of timer? ·

barriers

· Using a barrier ·

car using timers

· Clocks and timers ·

ChannelCreate()

· main() ·

ConnectAttach()

· Establishing a connection · setupPulseAndTimer() ·

connecting to a server

· Establishing a connection ·

creating a tar file

· Narrow it down ·

creating a thread

· A few examples · Threads in mathematical operations ·

demultiplexing pulse versus message

· Receiving a pulse message ·

demultiplexing the pulse code

· What's in a pulse? ·

detaching interrupt handler

· Detaching an interrupt handler ·

file

time1.c

· Server-maintained timeouts ·

tt1.c

· Kernel timeouts with pthread_join() ·

filling struct itimerspec

· What kind of timer? ·

interrupt handler

· Now that you've attached an interrupt · Using InterruptAttach() ·

InterruptAttach()

· Now that you've attached an interrupt · Using InterruptAttach() ·

InterruptAttachEvent()

· Using InterruptAttachEvent() ·

InterruptWait()

· Using InterruptAttachEvent() ·

IOV

· Multipart messages ·

ISR

· Now that you've attached an interrupt · Using InterruptAttach() ·

ISR pseudo-code

· Telling a thread to do something ·

kernel timeout

· Kernel timeouts with pthread_join() ·

message passing

· Message passing and client/server · Sending messages ·

fs-qnx4

· Reading and writing data ·

multipart messages

· Multipart messages ·

replying with no data

· Replying with no data, or an errno ·

server

· Server framework ·

write()

· Multipart messages ·

messages

· gotAMessage() · gotAPulse() · main() · Server-maintained timeouts · setupPulseAndTimer() ·

MsgReadv()

· Multipart messages ·

MsgReceive()

· main() · Multipart messages · Reading and writing data · Server framework ·

MsgReply()

· gotAMessage() · gotAPulse() · Server framework ·

MsgSend()

· Multipart messages · Sending messages ·

MsgSendv()

· Multipart messages ·

netmgr_remote_nd()

· Some notes on NDs ·

netmgr_strtond()

· Some notes on NDs ·

networked message passing

· Network-distributed message passing ·

node descriptors

· Some notes on NDs ·

non-blocking pthread_join()

· Kernel timeouts with pthread_join() ·

one-shot timers

· What kind of timer? ·

periodic timers

· What kind of timer? ·

priority inversion

· Priority inheritance ·

producer

· Sleepon locks ·

producer and consumer

· Condition variables · Sleepon locks ·

pthread_attr_init()

· A few examples ·

pthread_attr_setdetachstate()

· A few examples ·

pthread_attr_setinheritsched()

· A few examples ·

pthread_attr_setschedpolicy()

· A few examples ·

pthread_attr_t

· A few examples ·

pthread_barrier_init()

· Using a barrier ·

pthread_barrier_wait()

· Using a barrier ·

pthread_cond_signal()

· Condition variables ·

pthread_cond_wait()

· Condition variables ·

pthread_create()

· A few examples · Condition variables · Threads in mathematical operations · Using a barrier ·

pthread_join()

· Joining · Kernel timeouts with pthread_join() ·

pthread_mutex_lock()

· Condition variables ·

pthread_mutex_unlock()

· Condition variables ·

pthread_sleepon_lock()

· Sleepon locks ·

pthread_sleepon_signal()

· Sleepon locks ·

pthread_sleepon_unlock()

· Sleepon locks ·

pthread_sleepon_wait()

· Sleepon locks ·

pulses

· gotAMessage() · gotAPulse() · main() · Server-maintained timeouts · setupPulseAndTimer() ·

receive ID

· Server framework ·

receiving a message

· Receiving a pulse message ·

receiving a pulse

· Receiving a pulse message ·

relative timers

· gotAMessage() · gotAPulse() · main() · Server-maintained timeouts · setupPulseAndTimer() · What kind of timer? ·

replying with an error code

· Replying with no data, or an errno ·

replying with just EOK

· Replying with no data, or an errno ·

resource manager

io_devctl()

· A simple io_devctl() example · An io_devctl() example that deals with data ·

io_open() handler

· Putting in your own functions ·

io_read()

· A simple io_read() example · The code ·

io_write()

· A simple io_write() example ·

returning data to a client

· A simple io_read() example · The code ·

SETIOV() macro

· Multipart messages ·

SIGEV_PULSE_INIT() (macro)

· setupPulseAndTimer() ·

SIGEV_THREAD_INIT() (macro)

· Timers creating threads ·

struct itimerspec

· setupPulseAndTimer() ·

struct sigevent

· setupPulseAndTimer() ·

SIGEV_UNBLOCK

· Kernel timeouts with pthread_join() ·

the pulse value

· What's in a pulse? ·

thread

· Using a barrier ·

thread pool

· Controlling the number of threads ·

thread_pool_create()

· Controlling the number of threads ·

thread_pool_start()

· Controlling the number of threads ·

thread_pool_start() pseudo code

· The thread pool functions ·

timeouts

· gotAMessage() · gotAPulse() · main() · Server-maintained timeouts · setupPulseAndTimer() ·

timer_create()

· setupPulseAndTimer() ·

timer_create() and signals

· Timers delivering signals ·

timer_settime()

· setupPulseAndTimer() ·

TimerTimeout()

· Kernel timeouts with pthread_join() ·

and multiple states

· Kernel timeouts with message passing ·

where to use pthread_cond_broadcast()

· Signal versus broadcast ·

where to use pthread_cond_signal()

· Signal versus broadcast ·

where to use pthread_sleepon_broadcast()

· Signal versus broadcast ·

where to use pthread_sleepon_signal()

· Signal versus broadcast ·

exceptions and scheduling

· Rescheduling — exceptions · Scheduling and the real world ·

exec()

· So what should you use? · Starting a process with the vfork() call ·

exec() family

· Starting a process from within a program · Starting a process with the exec() and spawn() calls ·

execl()

· Starting a process with the exec() and spawn() calls ·

execle()

· Starting a process with the exec() and spawn() calls ·

execlp()

· Starting a process with the exec() and spawn() calls ·

execlpe()

· Starting a process with the exec() and spawn() calls ·

execv()

· Starting a process with the exec() and spawn() calls ·

execve()

· Starting a process with the exec() and spawn() calls ·

execvp()

· Starting a process with the exec() and spawn() calls ·

execvpe()

· Starting a process with the exec() and spawn() calls ·

exit function

· The thread attributes structure ·

exit()

· Detaching an interrupt handler · Starting a process with the vfork() call ·

and interrupts

· Detaching an interrupt handler ·

export

· Starting a process with the exec() and spawn() calls ·

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