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diff --git a/man0p/sys_types.h.0p b/man0p/sys_types.h.0p new file mode 100644 index 000000000..8a540095f --- /dev/null +++ b/man0p/sys_types.h.0p @@ -0,0 +1,291 @@ +.\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved +.TH "<sys/types.h>" P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual" +.\" <sys/types.h> +.SH NAME +sys/types.h \- data types +.SH SYNOPSIS +.LP +\fB#include <sys/types.h>\fP +.SH DESCRIPTION +.LP +The \fI<sys/types.h>\fP header shall include definitions for at least +the following types: +.TP 7 +\fBblkcnt_t\fP +Used for file block counts. +.TP 7 +\fBblksize_t\fP +Used for block sizes. +.TP 7 +\fBclock_t\fP +Used for system times in clock ticks or CLOCKS_PER_SEC; see \fI<time.h>\fP +\&. +.TP 7 +\fBclockid_t\fP +Used for clock ID type in the clock and timer functions. +.TP 7 +\fBdev_t\fP +Used for device IDs. +.TP 7 +\fBfsblkcnt_t\fP +Used for file system block counts. +.TP 7 +\fBfsfilcnt_t\fP +Used for file system file counts. +.TP 7 +\fBgid_t\fP +Used for group IDs. +.TP 7 +\fBid_t\fP +Used as a general identifier; can be used to contain at least a \fBpid_t\fP, +\fBuid_t\fP, or \fBgid_t\fP. +.TP 7 +\fBino_t\fP +Used for file serial numbers. +.TP 7 +\fBkey_t\fP +Used for XSI interprocess communication. +.TP 7 +\fBmode_t\fP +Used for some file attributes. +.TP 7 +\fBnlink_t\fP +Used for link counts. +.TP 7 +\fBoff_t\fP +Used for file sizes. +.TP 7 +\fBpid_t\fP +Used for process IDs and process group IDs. +.TP 7 +\fBpthread_attr_t\fP +Used to identify a thread attribute object. +.TP 7 +\fBpthread_barrier_t\fP +Used to identify a barrier. +.TP 7 +\fBpthread_barrierattr_t\fP +Used to define a barrier attributes object. +.TP 7 +\fBpthread_cond_t\fP +Used for condition variables. +.TP 7 +\fBpthread_condattr_t\fP +Used to identify a condition attribute object. +.TP 7 +\fBpthread_key_t\fP +Used for thread-specific data keys. +.TP 7 +\fBpthread_mutex_t\fP +Used for mutexes. +.TP 7 +\fBpthread_mutexattr_t\fP +Used to identify a mutex attribute object. +.TP 7 +\fBpthread_once_t\fP +Used for dynamic package initialization. +.TP 7 +\fBpthread_rwlock_t\fP +Used for read-write locks. +.TP 7 +\fBpthread_rwlockattr_t\fP +Used for read-write lock attributes. +.TP 7 +\fBpthread_spinlock_t\fP +Used to identify a spin lock. +.TP 7 +\fBpthread_t\fP +Used to identify a thread. +.TP 7 +\fBsize_t\fP +Used for sizes of objects. +.TP 7 +\fBssize_t\fP +Used for a count of bytes or an error indication. +.TP 7 +\fBsuseconds_t\fP +Used for time in microseconds. +.TP 7 +\fBtime_t\fP +Used for time in seconds. +.TP 7 +\fBtimer_t\fP +Used for timer ID returned by \fItimer_create\fP(). +.TP 7 +\fBtrace_attr_t\fP +Used to identify a trace stream attributes object. +.TP 7 +\fBtrace_event_id_t\fP +Used to identify a trace event type. +.TP 7 +\fBtrace_event_set_t\fP +Used to identify a trace event type set. +.TP 7 +\fBtrace_id_t\fP +Used to identify a trace stream. +.TP 7 +\fBuid_t\fP +Used for user IDs. +.TP 7 +\fBuseconds_t\fP +Used for time in microseconds. +.sp +.LP +All of the types shall be defined as arithmetic types of an appropriate +length, with the following exceptions: +.LP +.sp +.sp +\fBkey_t\fP +.br +.sp +.sp +\fBpthread_attr_t\fP +.br +.sp +.sp +\fBpthread_barrier_t\fP +.br +\fBpthread_barrierattr_t\fP +.br +.sp +.sp +\fBpthread_cond_t\fP +.br +\fBpthread_condattr_t\fP +.br +\fBpthread_key_t\fP +.br +\fBpthread_mutex_t\fP +.br +\fBpthread_mutexattr_t\fP +.br +\fBpthread_once_t\fP +.br +\fBpthread_rwlock_t\fP +.br +\fBpthread_rwlockattr_t\fP +.br +.sp +.sp +\fBpthread_spinlock_t\fP +.br +.sp +.sp +\fBtrace_attr_t\fP +.br +\fBtrace_event_id_t\fP +.br +.sp +.sp +\fBtrace_event_set_t\fP +.br +.sp +.sp +\fBtrace_id_t\fP +.br +.sp +.LP +Additionally: +.IP " *" 3 +\fBmode_t\fP shall be an integer type. +.LP +.IP " *" 3 +\fBnlink_t\fP, \fBuid_t\fP, \fBgid_t\fP, and \fBid_t\fP shall be integer +types. +.LP +.IP " *" 3 +\fBblkcnt_t\fP and \fBoff_t\fP shall be signed integer types. +.LP +.IP " *" 3 +\fBfsblkcnt_t\fP, \fBfsfilcnt_t\fP, \ and +\fBino_t\fP shall be defined as unsigned integer types. +.LP +.IP " *" 3 +\fBsize_t\fP shall be an unsigned integer type. +.LP +.IP " *" 3 +\fBblksize_t\fP, \fBpid_t\fP, and \fBssize_t\fP shall be signed integer +types. +.LP +.IP " *" 3 +\fBtime_t\fP and \fBclock_t\fP shall be integer or real-floating types. +.LP +.LP +The type \fBssize_t\fP shall be capable of storing values at least +in the range [-1,\ {SSIZE_MAX}]. \ The type +\fBuseconds_t\fP shall be an unsigned integer type capable of storing +values at least in the range [0,\ 1000000]. The type +\fBsuseconds_t\fP shall be a signed integer type capable of storing +values at least in the range [-1,\ 1000000]. +.LP +The implementation shall support one or more programming environments +in which the widths of \fBblksize_t\fP, \fBpid_t\fP, +\fBsize_t\fP, \fBssize_t\fP, \fBsuseconds_t\fP, and \fBuseconds_t\fP +are no greater than the width of type \fBlong\fP. The +names of these programming environments can be obtained using the +\fIconfstr\fP() +function or the \fIgetconf\fP utility. +.LP +There are no defined comparison or assignment operators for the following +types: +.LP +.sp +.sp +\fBpthread_attr_t\fP +.br +.sp +.sp +\fBpthread_barrier_t\fP +.br +\fBpthread_barrierattr_t\fP +.br +.sp +.sp +\fBpthread_cond_t\fP +.br +\fBpthread_condattr_t\fP +.br +\fBpthread_mutex_t\fP +.br +\fBpthread_mutexattr_t\fP +.br +\fBpthread_rwlock_t\fP +.br +\fBpthread_rwlockattr_t\fP +.br +.sp +.sp +\fBpthread_spinlock_t\fP +.br +.sp +.sp +\fBtrace_attr_t\fP +.br +.sp +.LP +\fIThe following sections are informative.\fP +.SH APPLICATION USAGE +.LP +None. +.SH RATIONALE +.LP +None. +.SH FUTURE DIRECTIONS +.LP +None. +.SH SEE ALSO +.LP +\fI<time.h>\fP , the System Interfaces volume of IEEE\ Std\ 1003.1-2001, +\fIconfstr\fP(), the Shell and Utilities volume of IEEE\ Std\ 1003.1-2001, +\fIgetconf\fP +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. 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.opengroup.org/unix/online.html . |