PROLOGThis 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.
NAMEndbm.h --- definitions for ndbm database operations
DESCRIPTIONThe <ndbm.h> header shall define the datum type as a structure, which shall include at least the following members:
void *dptr A pointer to the application's data. size_t dsize The size of the object pointed to by dptr.
- Insertion of new entries only.
Allow replacing existing entries.
The following shall be declared as functions and may also be defined as
macros. Function prototypes shall be provided.
int dbm_clearerr(DBM *); void dbm_close(DBM *); int dbm_delete(DBM *, datum); int dbm_error(DBM *); datum dbm_fetch(DBM *, datum); datum dbm_firstkey(DBM *); datum dbm_nextkey(DBM *); DBM *dbm_open(const char *, int, mode_t); int dbm_store(DBM *, datum, datum, int);
The following sections are informative.
SEE ALSO<stddef.h>, <sys_types.h> The System Interfaces volume of POSIX.1-2008, dbm_clearerr()
COPYRIGHTPortions 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 www.unix.org/online.html .
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