raze-gles/source/audiolib/src/linklist.h
hendricks266 1cc9d13ccf The great repository rearrangement of 2017.
Files moved but not modified. Changes to follow in a subsequent commit.

You down with CPP?

git-svn-id: https://svn.eduke32.com/eduke32@6055 1a8010ca-5511-0410-912e-c29ae57300e0
2017-02-01 10:01:11 +00:00

104 lines
6.9 KiB
C

/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
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 2
of the License, 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.
*/
#ifndef linklist_h_
#define linklist_h_
#ifdef __cplusplus
extern "C" {
#endif
#define NewNode(type) ((type *)Bmalloc(sizeof(type)))
#define LL_New(rootnode, type, next, prev) \
{ \
(rootnode) = NewNode(type); \
(rootnode)->prev = (rootnode); \
(rootnode)->next = (rootnode); \
}
#define LL_Add(rootnode, newnode, next, prev) \
{ \
(newnode)->next = (rootnode); \
(newnode)->prev = (rootnode)->prev; \
(rootnode)->prev->next = (newnode); \
(rootnode)->prev = (newnode); \
}
#define LL_TransferList(oldroot, newroot, next, prev) \
{ \
if ((oldroot)->prev != (oldroot)) \
{ \
(oldroot)->prev->next = (newroot); \
(oldroot)->next->prev = (newroot)->prev; \
(newroot)->prev->next = (oldroot)->next; \
(newroot)->prev = (oldroot)->prev; \
(oldroot)->next = (oldroot); \
(oldroot)->prev = (oldroot); \
} \
}
#define LL_ReverseList(root, type, next, prev) \
{ \
type *newend = (root)->next, *trav, *tprev; \
for (trav = (root)->prev; trav != newend; trav = tprev) \
{ \
tprev = trav->prev; \
LL_Move(trav, newend, next, prev); \
} \
}
#define LL_Remove(node, next, prev) \
{ \
(node)->prev->next = (node)->next; \
(node)->next->prev = (node)->prev; \
(node)->next = (node); \
(node)->prev = (node); \
}
#define LL_SortedInsertion(rootnode, insertnode, next, prev, type, sortparm) \
{ \
type *hoya = (rootnode)->next; \
while ((hoya != (rootnode)) && ((insertnode)->sortparm > hoya->sortparm)) \
{ \
hoya = hoya->next; \
} \
LL_Add(hoya, (insertnode), next, prev); \
}
#define LL_Move(node, newroot, next, prev) \
{ \
LL_Remove((node), next, prev); \
LL_Add((newroot), (node), next, prev); \
}
#define LL_Empty(list, next, prev) (((list)->next == (list)) && ((list)->prev == (list)))
#define LL_Free(list) Bfree(list)
#define LL_Reset(list, next, prev) (list)->next = (list)->prev = (list)
#ifdef __cplusplus
}
#endif
#endif