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diff --git a/man-pages-posix-2013/man3p/pthread_attr_getdetachstate.3p b/man-pages-posix-2013/man3p/pthread_attr_getdetachstate.3p new file mode 100644 index 0000000..9a04312 --- /dev/null +++ b/man-pages-posix-2013/man3p/pthread_attr_getdetachstate.3p @@ -0,0 +1,173 @@ +'\" et +.TH PTHREAD_ATTR_GETDETACHSTATE "3P" 2013 "IEEE/The Open Group" "POSIX Programmer's Manual" +.SH PROLOG +This manual page is part of the POSIX Programmer's Manual. +The Linux implementation of this interface may differ (consult +the corresponding Linux manual page for details of Linux behavior), +or the interface may not be implemented on Linux. + +.SH NAME +.ad l +pthread_attr_getdetachstate, +pthread_attr_setdetachstate +\(em get and set the detachstate attribute +.ad b +.SH SYNOPSIS +.LP +.nf +#include <pthread.h> +.P +int pthread_attr_getdetachstate(const pthread_attr_t *\fIattr\fP, + int *\fIdetachstate\fP); +int pthread_attr_setdetachstate(pthread_attr_t *\fIattr\fP, int \fIdetachstate\fP); +.fi +.SH DESCRIPTION +The +.IR detachstate +attribute controls whether the thread is created in a detached state. +If the thread is created detached, then use of the ID of the newly +created thread by the +\fIpthread_detach\fR() +or +\fIpthread_join\fR() +function is an error. +.P +The +\fIpthread_attr_getdetachstate\fR() +and +\fIpthread_attr_setdetachstate\fR() +functions, respectively, shall get and set the +.IR detachstate +attribute in the +.IR attr +object. +.P +For +\fIpthread_attr_getdetachstate\fR(), +.IR detachstate +shall be set to either PTHREAD_CREATE_DETACHED or +PTHREAD_CREATE_JOINABLE. +.P +For +\fIpthread_attr_setdetachstate\fR(), +the application shall set +.IR detachstate +to either PTHREAD_CREATE_DETACHED or PTHREAD_CREATE_JOINABLE. +.P +A value of PTHREAD_CREATE_DETACHED shall cause all threads created with +.IR attr +to be in the detached state, whereas using a value of +PTHREAD_CREATE_JOINABLE shall cause all threads created with +.IR attr +to be in the joinable state. The default value of the +.IR detachstate +attribute shall be PTHREAD_CREATE_JOINABLE. +.P +The behavior is undefined if the value specified by the +.IR attr +argument to +\fIpthread_attr_getdetachstate\fR() +or +\fIpthread_attr_setdetachstate\fR() +does not refer to an initialized thread attributes object. +.SH "RETURN VALUE" +Upon successful completion, +\fIpthread_attr_getdetachstate\fR() +and +\fIpthread_attr_setdetachstate\fR() +shall return a value of 0; otherwise, an error number shall be +returned to indicate the error. +.P +The +\fIpthread_attr_getdetachstate\fR() +function stores the value of the +.IR detachstate +attribute in +.IR detachstate +if successful. +.SH ERRORS +The +\fIpthread_attr_setdetachstate\fR() +function shall fail if: +.TP +.BR EINVAL +The value of +.IR detachstate +was not valid +.P +These functions shall not return an error code of +.BR [EINTR] . +.LP +.IR "The following sections are informative." +.SH EXAMPLES +.SS "Retrieving the detachstate Attribute" +.P +This example shows how to obtain the +.IR detachstate +attribute of a thread attribute object. +.sp +.RS 4 +.nf +\fB +#include <pthread.h> +.P +pthread_attr_t thread_attr; +int detachstate; +int rc; +.P +/* code initializing thread_attr */ +\&... +.P +rc = pthread_attr_getdetachstate (&thread_attr, &detachstate); +if (rc!=0) { + /* handle error */ + ... +} +else { + /* legal values for detachstate are: + * PTHREAD_CREATE_DETACHED or PTHREAD_CREATE_JOINABLE + */ + ... +} +.fi \fR +.P +.RE +.SH "APPLICATION USAGE" +None. +.SH RATIONALE +If an implementation detects that the value specified by the +.IR attr +argument to +\fIpthread_attr_getdetachstate\fR() +or +\fIpthread_attr_setdetachstate\fR() +does not refer to an initialized thread attributes object, it is +recommended that the function should fail and report an +.BR [EINVAL] +error. +.SH "FUTURE DIRECTIONS" +None. +.SH "SEE ALSO" +.IR "\fIpthread_attr_destroy\fR\^(\|)", +.IR "\fIpthread_attr_getstacksize\fR\^(\|)", +.IR "\fIpthread_create\fR\^(\|)" +.P +The Base Definitions volume of POSIX.1\(hy2008, +.IR "\fB<pthread.h>\fP" +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2013 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 7, Copyright (C) 2013 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. +(This is POSIX.1-2008 with the 2013 Technical Corrigendum 1 applied.) In the +event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.unix.org/online.html . + +Any typographical or formatting errors that appear +in this page are most likely +to have been introduced during the conversion of the source files to +man page format. To report such errors, see +https://www.kernel.org/doc/man-pages/reporting_bugs.html . |