SIMPLE SOLUTIONS

SEARCH.H(7POSIX) - Linux man page online | Overview, conventions, and miscellany

Search tables.

Chapter
2013
search.h(7POSIX) POSIX Programmer's Manual search.h(7POSIX)

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.

NAME

search.h — search tables

SYNOPSIS

#include <search.h>

DESCRIPTION

The <search.h> header shall define the ENTRY type for structure entry which shall include the following members: char *key void *data and shall define ACTION and VISIT as enumeration data types through type definitions as follows: enum { FIND, ENTER } ACTION; enum { preorder, postorder, endorder, leaf } VISIT; The <search.h> header shall define the size_t type as described in <sys/types.h>. The following shall be declared as functions and may also be defined as macros. Function prototypes shall be provided. int hcreate(size_t); void hdestroy(void); ENTRY *hsearch(ENTRY, ACTION); void insque(void *, void *); void *lfind(const void *, const void *, size_t *, size_t, int (*)(const void *, const void *)); void *lsearch(const void *, void *, size_t *, size_t, int (*)(const void *, const void *)); void remque(void *); void *tdelete(const void *restrict, void **restrict, int(*)(const void *, const void *)); void *tfind(const void *, void *const *, int(*)(const void *, const void *)); void *tsearch(const void *, void **, int(*)(const void *, const void *)); void twalk(const void *, void (*)(const void *, VISIT, int )); The following sections are informative.

APPLICATION USAGE

None.

RATIONALE

None.

FUTURE DIRECTIONS

None.

SEE ALSO

<sys_types.h> The System Interfaces volume of POSIX.1‐2008, hcreate(), insque(), lsearch(), tdelete()
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 discrep‐ ancy 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 .
IEEE/The Open Group 2013 search.h(7POSIX)
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