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authorJason Downs <downsj@downsj.com>2008-11-21 21:33:39 (GMT)
committer Jason Downs <downsj@downsj.com>2008-11-21 21:33:39 (GMT)
commit10fe387708ddfba6449b9abd74cfbdf67d495465 (patch) (side-by-side diff)
tree50115c0708c762940f580d081c73495bf148101a /compat/dbmfetch.c
downloadgdbm-10fe387708ddfba6449b9abd74cfbdf67d495465.tar.gz
gdbm-10fe387708ddfba6449b9abd74cfbdf67d495465.tar.bz2
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+/* dbmfetch.c - Find a key and return the associated data. */
+
+/* This file is part of GDBM, the GNU data base manager.
+ Copyright (C) 1990, 1991, 1993, 2007 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+/* Include system configuration before all else. */
+#include "autoconf.h"
+
+#include "gdbmdefs.h"
+#include "extern.h"
+
+
+/* NDBM Look up a given KEY and return the information associated with that
+ KEY. The pointer in the structure that is returned is a pointer to
+ dynamically allocated memory block. */
+
+datum
+dbm_fetch (gdbm_file_info *dbf, datum key)
+{
+ datum ret_val; /* The return value. */
+
+ /* Free previous dynamic memory, do actual call, and save pointer to new
+ memory. */
+ ret_val = gdbm_fetch (dbf, key);
+ if (_gdbm_fetch_val != NULL) free (_gdbm_fetch_val);
+ _gdbm_fetch_val = ret_val.dptr;
+
+ /* Return the new value. */
+ return ret_val;
+}

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