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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2015-04-14 09:24:55 +0200
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2015-04-22 06:22:37 +0200
commit70b77a0fc329e2e205a596a738c7307d354e7b1c (patch)
tree2c37d81d17f33bf288c3a44adc11bc328ee8e697 /nx-X11/lib/font/util/patcache.c
parenta77ca871c6c1b0d6d866f95e4eb6e013f92e9627 (diff)
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library clean-up: Don't build and link libXfont.a anymore. Use system's libXfont shared library and link dynamically.pr/libxfont-cleanup
Diffstat (limited to 'nx-X11/lib/font/util/patcache.c')
-rw-r--r--nx-X11/lib/font/util/patcache.c221
1 files changed, 0 insertions, 221 deletions
diff --git a/nx-X11/lib/font/util/patcache.c b/nx-X11/lib/font/util/patcache.c
deleted file mode 100644
index 0351b1ac2..000000000
--- a/nx-X11/lib/font/util/patcache.c
+++ /dev/null
@@ -1,221 +0,0 @@
-/* $Xorg: patcache.c,v 1.4 2001/02/09 02:04:04 xorgcvs Exp $ */
-
-/*
-
-Copyright 1991, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-/* $XFree86: xc/lib/font/util/patcache.c,v 3.4 2001/01/17 19:43:33 dawes Exp $ */
-
-/*
- * Author: Keith Packard, MIT X Consortium
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/fonts/fontmisc.h>
-#include <X11/fonts/fontstruct.h>
-
-/*
- * Static sized hash table for looking up font name patterns
- *
- * LRU entries, reusing old entries
- */
-
-#define NBUCKETS 16
-#define NENTRIES 64
-
-#define UNSET (NENTRIES+1)
-
-typedef unsigned char EntryPtr;
-
-typedef struct _FontPatternCacheEntry {
- struct _FontPatternCacheEntry *next, **prev;
- short patlen;
- char *pattern;
- int hash;
- FontPtr pFont; /* associated font */
-} FontPatternCacheEntryRec, *FontPatternCacheEntryPtr;
-
-typedef struct _FontPatternCache {
- FontPatternCacheEntryPtr buckets[NBUCKETS];
- FontPatternCacheEntryRec entries[NENTRIES];
- FontPatternCacheEntryPtr free;
-} FontPatternCacheRec;
-
-/* Empty cache (for rehash) */
-void
-EmptyFontPatternCache (FontPatternCachePtr cache)
-{
- int i;
-
- for (i = 0; i < NBUCKETS; i++)
- cache->buckets[i] = 0;
- for (i = 0; i < NENTRIES; i++)
- {
- cache->entries[i].next = &cache->entries[i+1];
- cache->entries[i].prev = 0;
- cache->entries[i].pFont = 0;
- xfree (cache->entries[i].pattern);
- cache->entries[i].pattern = 0;
- cache->entries[i].patlen = 0;
- }
- cache->free = &cache->entries[0];
- cache->entries[NENTRIES - 1].next = 0;
-}
-
-/* Create and initialize cache */
-FontPatternCachePtr
-MakeFontPatternCache (void)
-{
- FontPatternCachePtr cache;
- int i;
- cache = (FontPatternCachePtr) xalloc (sizeof *cache);
- if (!cache)
- return 0;
- for (i = 0; i < NENTRIES; i++) {
- cache->entries[i].patlen = 0;
- cache->entries[i].pattern = 0;
- cache->entries[i].pFont = 0;
- }
- EmptyFontPatternCache (cache);
- return cache;
-}
-
-/* toss cache */
-void
-FreeFontPatternCache (FontPatternCachePtr cache)
-{
- int i;
-
- for (i = 0; i < NENTRIES; i++)
- xfree (cache->entries[i].pattern);
- xfree (cache);
-}
-
-/* compute id for string */
-static int
-Hash (const char *string, int len)
-{
- int hash;
-
- hash = 0;
- while (len--)
- hash = (hash << 1) ^ *string++;
- if (hash < 0)
- hash = -hash;
- return hash;
-}
-
-/* add entry */
-void
-CacheFontPattern (FontPatternCachePtr cache,
- char *pattern,
- int patlen,
- FontPtr pFont)
-{
- FontPatternCacheEntryPtr e;
- char *newpat;
- int i;
-
- newpat = (char *) xalloc (patlen);
- if (!newpat)
- return;
- if (cache->free)
- {
- e = cache->free;
- cache->free = e->next;
- }
- else
- {
- i = rand ();
- if (i < 0)
- i = -i;
- i %= NENTRIES;
- e = &cache->entries[i];
- if (e->next)
- e->next->prev = e->prev;
- *e->prev = e->next;
- xfree (e->pattern);
- }
- /* set pattern */
- memcpy (newpat, pattern, patlen);
- e->pattern = newpat;
- e->patlen = patlen;
- /* link to new hash chain */
- e->hash = Hash (pattern, patlen);
- i = e->hash % NBUCKETS;
- e->next = cache->buckets[i];
- if (e->next)
- e->next->prev = &(e->next);
- cache->buckets[i] = e;
- e->prev = &(cache->buckets[i]);
- e->pFont = pFont;
-}
-
-/* find matching entry */
-FontPtr
-FindCachedFontPattern (FontPatternCachePtr cache,
- char *pattern,
- int patlen)
-{
- int hash;
- int i;
- FontPatternCacheEntryPtr e;
-
- hash = Hash (pattern, patlen);
- i = hash % NBUCKETS;
- for (e = cache->buckets[i]; e; e = e->next)
- {
- if (e->patlen == patlen && e->hash == hash &&
- !memcmp (e->pattern, pattern, patlen))
- {
- return e->pFont;
- }
- }
- return 0;
-}
-
-void
-RemoveCachedFontPattern (FontPatternCachePtr cache,
- FontPtr pFont)
-{
- FontPatternCacheEntryPtr e;
- int i;
-
- for (i = 0; i < NENTRIES; i++)
- {
- if ((e = &cache->entries[i])->pFont == pFont)
- {
- e->pFont = 0;
- if (e->next)
- e->next->prev = e->prev;
- *e->prev = e->next;
- e->next = cache->free;
- cache->free = e;
- xfree (e->pattern);
- e->pattern = 0;
- }
- }
-}