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26 .TH PTHREAD_EXIT 3 2017-09-15 "Linux" "Linux Programmer's Manual"
28 pthread_exit \- terminate calling thread
31 .B #include <pthread.h>
33 .BI "void pthread_exit(void *" retval );
35 Compile and link with \fI\-pthread\fP.
40 function terminates the calling thread and returns a value via
42 that (if the thread is joinable)
43 is available to another thread in the same process that calls
46 Any clean-up handlers established by
47 .BR pthread_cleanup_push (3)
48 that have not yet been popped,
49 are popped (in the reverse of the order in which they were pushed)
51 If the thread has any thread-specific data, then,
52 after the clean-up handlers have been executed,
53 the corresponding destructor functions are called,
54 in an unspecified order.
56 When a thread terminates,
57 process-shared resources (e.g., mutexes, condition variables,
58 semaphores, and file descriptors) are not released,
59 and functions registered using
63 After the last thread in a process terminates,
64 the process terminates as by calling
66 with an exit status of zero;
67 thus, process-shared resources
68 are released and functions registered using
72 This function does not return to the caller.
74 This function always succeeds.
76 For an explanation of the terms used in this section, see
82 Interface Attribute Value
85 T} Thread safety MT-Safe
88 POSIX.1-2001, POSIX.1-2008.
90 Performing a return from the start function of any thread other
91 than the main thread results in an implicit call to
93 using the function's return value as the thread's exit status.
95 To allow other threads to continue execution,
96 the main thread should terminate by calling
101 The value pointed to by
103 should not be located on the calling thread's stack,
104 since the contents of that stack are undefined after the thread terminates.
108 there are limitations in the kernel implementation logic for
110 on a stopped thread group with a dead thread group leader.
111 This can manifest in problems such as a locked terminal if a stop signal is
112 sent to a foreground process whose thread group leader has already called
114 .\" FIXME . review a later kernel to see if this gets fixed
115 .\" http://thread.gmane.org/gmane.linux.kernel/611611
116 .\" http://marc.info/?l=linux-kernel&m=122525468300823&w=2
118 .BR pthread_create (3),
119 .BR pthread_join (3),