xserver xkeyboard-config libX11 mesa git update 15 April 2011

1 files changed, 732 insertions, 729 deletions

diff --git a/libX11/modules/im/ximcp/imLcIm.c b/libX11/modules/im/ximcp/imLcIm.c
index 430e318d2..904169830 100644
--- a/libX11/modules/im/ximcp/imLcIm.c
+++ b/libX11/modules/im/ximcp/imLcIm.c
@@ -1,729 +1,732 @@
-/******************************************************************

-

-          Copyright 1992, 1993, 1994 by FUJITSU LIMITED

-          Copyright 1993 by Digital Equipment Corporation

-

-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, and that the name of FUJITSU LIMITED and

-Digital Equipment Corporation not be used in advertising or publicity

-pertaining to distribution of the software without specific, written

-prior permission.  FUJITSU LIMITED and Digital Equipment Corporation

-makes no representations about the suitability of this software for

-any purpose.  It is provided "as is" without express or implied

-warranty.

-

-FUJITSU LIMITED AND DIGITAL EQUIPMENT CORPORATION DISCLAIM ALL

-WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED

-WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL

-FUJITSU LIMITED AND DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR

-ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

-WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER

-IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,

-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF

-THIS SOFTWARE.

-

-  Author:    Takashi Fujiwara     FUJITSU LIMITED

-                               	  fujiwara@a80.tech.yk.fujitsu.co.jp

-  Modifier:  Franky Ling          Digital Equipment Corporation

-	                          frankyling@hgrd01.enet.dec.com

-

-******************************************************************/

-

-#ifdef HAVE_CONFIG_H

-#include <config.h>

-#endif

-#include <stdio.h>

-

-#include <X11/Xmd.h>

-#include <X11/Xatom.h>

-#include <X11/Xos.h>

-#include "Xlibint.h"

-#include "Xlcint.h"

-#include "XlcPublic.h"

-#include "XlcPubI.h"

-#include "Ximint.h"

-#include <ctype.h>

-#include <assert.h>

-

-#ifdef COMPOSECACHE

-#  include <sys/types.h>

-#  include <sys/stat.h>

-#  include <sys/mman.h>

-#  include <langinfo.h>

-#endif

-

-

-#ifdef COMPOSECACHE

-

-/* include trailing '/' for cache directory, file prefix otherwise */

-#define XIM_GLOBAL_CACHE_DIR "/var/cache/libx11/compose/"

-#define XIM_HOME_CACHE_DIR   "/.compose-cache/"

-#define XIM_CACHE_MAGIC      ('X' | 'i'<<8 | 'm'<<16 | 'C'<<24)

-#define XIM_CACHE_VERSION    4

-#define XIM_CACHE_TREE_ALIGNMENT 4

-

-#define XIM_HASH_PRIME_1 13

-#define XIM_HASH_PRIME_2 1234096939

-

-typedef INT32 DTStructIndex;

-struct _XimCacheStruct {

-    INT32           id;

-    INT32           version;

-    DTStructIndex   tree;

-    DTStructIndex   mb;

-    DTStructIndex   wc;

-    DTStructIndex   utf8;

-    DTStructIndex   size;

-    DTIndex         top;

-    DTIndex         treeused;

-    DTCharIndex     mbused;

-    DTCharIndex     wcused;

-    DTCharIndex     utf8used;

-    char            fname[1];

-    /* char encoding[1] */

-};

-

-Private struct  _XimCacheStruct* _XimCache_mmap = NULL;

-Private DefTreeBase _XimCachedDefaultTreeBase;

-Private int     _XimCachedDefaultTreeRefcount = 0;

-

-#endif

-

-

-Public Bool

-_XimCheckIfLocalProcessing(Xim im)

-{

-    FILE        *fp;

-    char        *name;

-

-    if(strcmp(im->core.im_name, "") == 0) {

-	name = _XlcFileName(im->core.lcd, COMPOSE_FILE);

-	if (name != (char *)NULL) {

-	    fp = _XFopenFile (name, "r");

-	    Xfree(name);

-	    if (fp != (FILE *)NULL) {

-		fclose(fp);

-		return(True);

-	    }

-	}

-	return(False);

-    } else if(strcmp(im->core.im_name, "local") == 0 ||

-	      strcmp(im->core.im_name, "none" ) == 0 ) {

-	return(True);

-    }

-    return(False);

-}

-

-Private void

-XimFreeDefaultTree(

-    DefTreeBase *b)

-{

-    if (!b) return;

-    if (b->tree == NULL) return;

-#ifdef COMPOSECACHE

-    if (b->tree == _XimCachedDefaultTreeBase.tree) {

-        _XimCachedDefaultTreeRefcount--;

-        /* No deleting, it's a cache after all. */

-        return;

-    }

-#endif

-    Xfree (b->tree);

-    if (b->mb)    Xfree (b->mb);

-    if (b->wc)    Xfree (b->wc);

-    if (b->utf8)  Xfree (b->utf8);

-    b->tree = NULL;

-    b->mb   = NULL;

-    b->wc   = NULL;

-    b->utf8 = NULL;

-    b->treeused = b->treesize = 0;

-    b->mbused   = b->mbsize   = 0;

-    b->wcused   = b->wcsize   = 0;

-    b->utf8used = b->utf8size = 0;

-}

-

-Public void

-_XimLocalIMFree(

-    Xim		im)

-{

-    XimFreeDefaultTree(&im->private.local.base);

-    im->private.local.top = 0;

-

-    if(im->core.im_resources) {

-	Xfree(im->core.im_resources);

-	im->core.im_resources = NULL;

-    }

-    if(im->core.ic_resources) {

-	Xfree(im->core.ic_resources);

-	im->core.ic_resources = NULL;

-    }

-    if(im->core.im_values_list) {

-	Xfree(im->core.im_values_list);

-	im->core.im_values_list = NULL;

-    }

-    if(im->core.ic_values_list) {

-	Xfree(im->core.ic_values_list);

-	im->core.ic_values_list = NULL;

-    }

-    if(im->core.styles) {

-	Xfree(im->core.styles);

-	im->core.styles = NULL;

-    }

-    if(im->core.res_name) {

-	Xfree(im->core.res_name);

-	im->core.res_name = NULL;

-    }

-    if(im->core.res_class) {

-	Xfree(im->core.res_class);

-	im->core.res_class = NULL;

-    }

-    if(im->core.im_name) {

-	Xfree(im->core.im_name);

-	im->core.im_name = NULL;

-    }

-    if (im->private.local.ctom_conv) {

-	_XlcCloseConverter(im->private.local.ctom_conv);

-        im->private.local.ctom_conv = NULL;

-    }

-    if (im->private.local.ctow_conv) {

-	_XlcCloseConverter(im->private.local.ctow_conv);

-	im->private.local.ctow_conv = NULL;

-    }

-    if (im->private.local.ctoutf8_conv) {

-	_XlcCloseConverter(im->private.local.ctoutf8_conv);

-	im->private.local.ctoutf8_conv = NULL;

-    }

-    if (im->private.local.cstomb_conv) {

-	_XlcCloseConverter(im->private.local.cstomb_conv);

-        im->private.local.cstomb_conv = NULL;

-    }

-    if (im->private.local.cstowc_conv) {

-	_XlcCloseConverter(im->private.local.cstowc_conv);

-	im->private.local.cstowc_conv = NULL;

-    }

-    if (im->private.local.cstoutf8_conv) {

-	_XlcCloseConverter(im->private.local.cstoutf8_conv);

-	im->private.local.cstoutf8_conv = NULL;

-    }

-    if (im->private.local.ucstoc_conv) {

-	_XlcCloseConverter(im->private.local.ucstoc_conv);

-	im->private.local.ucstoc_conv = NULL;

-    }

-    if (im->private.local.ucstoutf8_conv) {

-	_XlcCloseConverter(im->private.local.ucstoutf8_conv);

-	im->private.local.ucstoutf8_conv = NULL;

-    }

-    return;

-}

-

-Private Status

-_XimLocalCloseIM(

-    XIM		xim)

-{

-    Xim		im = (Xim)xim;

-    XIC		ic;

-    XIC		next;

-

-    ic = im->core.ic_chain;

-    im->core.ic_chain = NULL;

-    while (ic) {

-	(*ic->methods->destroy) (ic);

-	next = ic->core.next;

-	Xfree ((char *) ic);

-	ic = next;

-    }

-    _XimLocalIMFree(im);

-    _XimDestroyIMStructureList(im);

-    return(True);

-}

-

-Public char *

-_XimLocalGetIMValues(

-    XIM			 xim,

-    XIMArg		*values)

-{

-    Xim			 im = (Xim)xim;

-    XimDefIMValues	 im_values;

-

-    _XimGetCurrentIMValues(im, &im_values);

-    return(_XimGetIMValueData(im, (XPointer)&im_values, values,

-			im->core.im_resources, im->core.im_num_resources));

-}

-

-Public char *

-_XimLocalSetIMValues(

-    XIM			 xim,

-    XIMArg		*values)

-{

-    Xim			 im = (Xim)xim;

-    XimDefIMValues	 im_values;

-    char		*name = (char *)NULL;

-

-    _XimGetCurrentIMValues(im, &im_values);

-    name = _XimSetIMValueData(im, (XPointer)&im_values, values,

-		im->core.im_resources, im->core.im_num_resources);

-    _XimSetCurrentIMValues(im, &im_values);

-    return(name);

-}

-

-

-#ifdef COMPOSECACHE

-

-Private Bool

-_XimReadCachedDefaultTree(

-    int          fd_cache,

-    const char  *name,

-    const char  *encoding,

-    DTStructIndex size)

-{

-    struct _XimCacheStruct* m;

-    int namelen = strlen (name) + 1;

-    int encodinglen = strlen (encoding) + 1;

-

-    m = mmap (NULL, size, PROT_READ, MAP_PRIVATE, fd_cache, 0);

-    if (m == NULL || m == MAP_FAILED)

-        return False;

-    assert (m->id == XIM_CACHE_MAGIC);

-    assert (m->version == XIM_CACHE_VERSION);

-    if (size != m->size ||

-	size < XOffsetOf (struct _XimCacheStruct, fname) + namelen + encodinglen) {

-	fprintf (stderr, "Ignoring broken XimCache %s [%s]\n", name, encoding);

-        munmap (m, size);

-        return False;

-    }

-    if (strncmp (name, m->fname, namelen) != 0) {

-	/* m->fname may *not* be terminated - but who cares here */

-	fprintf (stderr, "Filename hash clash - expected %s, got %s\n",

-		 name, m->fname);

-        munmap (m, size);

-        return False;

-    }

-    if (strncmp (encoding, m->fname + namelen, encodinglen) != 0) {

-	/* m->fname+namelen may *not* be terminated - but who cares here */

-	fprintf (stderr, "Enoding hash clash - expected %s, got %s\n",

-		 encoding, m->fname + namelen);

-        munmap (m, size);

-        return False;

-    }

-    _XimCache_mmap    = m;

-    _XimCachedDefaultTreeBase.tree = (DefTree *) (((char *) m) + m->tree);

-    _XimCachedDefaultTreeBase.mb   =             (((char *) m) + m->mb);

-    _XimCachedDefaultTreeBase.wc   = (wchar_t *) (((char *) m) + m->wc);

-    _XimCachedDefaultTreeBase.utf8 =             (((char *) m) + m->utf8);

-    _XimCachedDefaultTreeBase.treeused = m->treeused;

-    _XimCachedDefaultTreeBase.mbused   = m->mbused;

-    _XimCachedDefaultTreeBase.wcused   = m->wcused;

-    _XimCachedDefaultTreeBase.utf8used = m->utf8used;

-    /* treesize etc. is ignored because only used during parsing */

-    _XimCachedDefaultTreeRefcount = 0;

-/* fprintf (stderr, "read cached tree at %p: %s\n", (void *) m, name); */

-    return True;

-}

-

-Private unsigned int strToHash (

-    const char *name)

-{

-    unsigned int hash = 0;

-    while (*name)

-	hash = hash * XIM_HASH_PRIME_1 + *(unsigned const char *)name++;

-    return hash % XIM_HASH_PRIME_2;

-}

-

-

-/* Returns read-only fd of cache file, -1 if none.

- * Sets *res to cache filename if safe. Sets *size to file size of cache. */

-Private int _XimCachedFileName (

-    const char *dir, const char *name,

-    const char *intname, const char *encoding,

-    uid_t uid, int isglobal, char **res, off_t *size)

-{

-    struct stat st_name, st;

-    int    fd;

-    unsigned int len, hash, hash2;

-    struct _XimCacheStruct *m;

-    /* There are some races here with 'dir', but we are either in our own home

-     * or the global cache dir, and not inside some public writable dir */

-/* fprintf (stderr, "XimCachedFileName for dir %s name %s intname %s encoding %s uid %d\n", dir, name, intname, encoding, uid); */

-    if (stat (name, &st_name) == -1 || ! S_ISREG (st_name.st_mode)

-       || stat (dir, &st) == -1 || ! S_ISDIR (st.st_mode) || st.st_uid != uid

-       || (st.st_mode & 0022) != 0000) {

-       *res = NULL;

-       return -1;

-    }

-    len   = strlen (dir);

-    hash  = strToHash (intname);

-    hash2 = strToHash (encoding);

-    *res  = Xmalloc (len + 1 + 27 + 1);  /* Max VERSION 9999 */

-

-    if (len == 0 || dir [len-1] != '/')

-       sprintf (*res, "%s/%c%d_%03x_%08x_%08x", dir, _XimGetMyEndian(),

-		XIM_CACHE_VERSION, (unsigned int)sizeof (DefTree), hash, hash2);

-    else

-       sprintf (*res, "%s%c%d_%03x_%08x_%08x", dir, _XimGetMyEndian(),

-		XIM_CACHE_VERSION, (unsigned int)sizeof (DefTree), hash, hash2);

-

-/* fprintf (stderr, "-> %s\n", *res); */

-    if ( (fd = _XOpenFile (*res, O_RDONLY)) == -1)

-       return -1;

-

-    if (fstat (fd, &st) == -1) {

-       Xfree (*res);

-       *res = NULL;

-       close (fd);

-       return -1;

-    }

-    *size = st.st_size;

-

-    if (! S_ISREG (st.st_mode) || st.st_uid != uid

-       || (st.st_mode & 0022) != 0000 || st.st_mtime <= st_name.st_mtime

-       || (st.st_mtime < time (NULL) - 24*60*60 && ! isglobal)) {

-

-       close (fd);

-       if (unlink (*res) != 0) {

-           Xfree (*res);

-           *res = NULL;                /* cache is not safe */

-       }

-       return -1;

-    }

-

-    m = mmap (NULL, sizeof (struct _XimCacheStruct), PROT_READ, MAP_PRIVATE,

-	      fd, 0);

-    if (m == NULL || m == MAP_FAILED) {

-	close (fd);

-	Xfree (*res);

-	*res = NULL;

-        return -1;

-    }

-    if (*size < sizeof (struct _XimCacheStruct) || m->id != XIM_CACHE_MAGIC) {

-	munmap (m, sizeof (struct _XimCacheStruct));

-	close (fd);

-	fprintf (stderr, "Ignoring broken XimCache %s\n", *res);

-	Xfree (*res);

-	*res = NULL;

-        return -1;

-    }

-    if (m->version != XIM_CACHE_VERSION) {

-	munmap (m, sizeof (struct _XimCacheStruct));

-	close (fd);

-	if (unlink (*res) != 0) {

-	    Xfree (*res);

-	    *res = NULL;                /* cache is not safe */

-	}

-	return -1;

-    }

-    munmap (m, sizeof (struct _XimCacheStruct));

-

-    return fd;

-}

-

-

-Private Bool _XimLoadCache (

-    int         fd,

-    const char *name,

-    const char *encoding,

-    off_t       size,

-    Xim         im)

-{

-    if (_XimCache_mmap ||

-       _XimReadCachedDefaultTree (fd, name, encoding, size)) {

-       _XimCachedDefaultTreeRefcount++;

-       memcpy (&im->private.local.base, &_XimCachedDefaultTreeBase,

-	       sizeof (_XimCachedDefaultTreeBase));

-       im->private.local.top = _XimCache_mmap->top;

-       return True;

-    }

-

-    return False;

-}

-

-

-Private void

-_XimWriteCachedDefaultTree(

-    const char *name,

-    const char *encoding,

-    const char *cachename,

-    Xim                im)

-{

-    int   fd;

-    FILE *fp;

-    struct _XimCacheStruct *m;

-    int   msize = (XOffsetOf(struct _XimCacheStruct, fname)

-		   + strlen(name) + strlen(encoding) + 2

-		   + XIM_CACHE_TREE_ALIGNMENT-1) & -XIM_CACHE_TREE_ALIGNMENT;

-    DefTreeBase *b = &im->private.local.base;

-

-    if (! b->tree && ! (b->tree = Xmalloc (sizeof(DefTree))) )

-	return;

-    if (! b->mb   && ! (b->mb   = Xmalloc (1)) )

-	return;

-    if (! b->wc   && ! (b->wc   = Xmalloc (sizeof(wchar_t))) )

-	return;

-    if (! b->utf8 && ! (b->utf8 = Xmalloc (1)) )

-	return;

-

-    /* First entry is always unused */

-    memset (b->tree, 0, sizeof(DefTree));

-    b->mb[0]   = 0;

-    b->wc[0]   = 0;

-    b->utf8[0] = 0;

-

-    m = Xmalloc (msize);

-    memset (m, 0, msize);

-    m->id       = XIM_CACHE_MAGIC;

-    m->version  = XIM_CACHE_VERSION;

-    m->top      = im->private.local.top;

-    m->treeused = b->treeused;

-    m->mbused   = b->mbused;

-    m->wcused   = b->wcused;

-    m->utf8used = b->utf8used;

-    /* Tree first, then wide chars, then the rest due to alignment */

-    m->tree     = msize;

-    m->wc       = msize   + sizeof (DefTree) * m->treeused;

-    m->mb       = m->wc   + sizeof (wchar_t) * m->wcused;

-    m->utf8     = m->mb   +                    m->mbused;

-    m->size     = m->utf8 +                    m->utf8used;

-    strcpy (m->fname, name);

-    strcpy (m->fname+strlen(name)+1, encoding);

-

-    /* This STILL might be racy on NFS */

-    if ( (fd = _XOpenFileMode (cachename, O_WRONLY | O_CREAT | O_EXCL,

-			       0600)) < 0)

-       return;

-    if (! (fp = fdopen (fd, "wb")) ) {

-       close (fd);

-       return;

-    }

-    fwrite (m, msize, 1, fp);

-    fwrite (im->private.local.base.tree, sizeof(DefTree), m->treeused, fp);

-    fwrite (im->private.local.base.wc,   sizeof(wchar_t), m->wcused,   fp);

-    fwrite (im->private.local.base.mb,   1,               m->mbused,   fp);

-    fwrite (im->private.local.base.utf8, 1,               m->utf8used, fp);

-    if (fclose (fp) != 0)

-	unlink (cachename);

-    _XimCache_mmap = m;

-    memcpy (&_XimCachedDefaultTreeBase, &im->private.local.base,

-	    sizeof (_XimCachedDefaultTreeBase));

-/* fprintf (stderr, "wrote tree %s size %ld to %s\n", name, m->size, cachename); */

-}

-

-#endif

-

-

-Private void

-_XimCreateDefaultTree(

-    Xim		im)

-{

-    FILE *fp = NULL;

-    char *name, *tmpname = NULL, *intname;

-    char *cachename = NULL;

-    /* Should use getpwent() instead of $HOME (cross-platform?) */

-    char *home = getenv("HOME");

-    char *cachedir = NULL;

-    char *tmpcachedir = NULL;

-    int   hl = home ? strlen (home) : 0;

-#ifdef COMPOSECACHE

-    const char *encoding = nl_langinfo (CODESET);

-    uid_t euid = geteuid ();

-    gid_t egid = getegid ();

-    int   cachefd = -1;

-    off_t size;

-#endif

-

-    name = getenv("XCOMPOSEFILE");

-    if (name == (char *) NULL) {

-    	if (home != (char *) NULL) {

-            tmpname = name = Xmalloc(hl + 10 + 1);

-            if (name != (char *) NULL) {

-		int fd;

-            	strcpy(name, home);

-            	strcpy(name + hl, "/.XCompose");

-		if ( (fd = _XOpenFile (name, O_RDONLY)) < 0) {

-		    Xfree (name);

-		    name = tmpname = NULL;

-		} else

-		    close (fd);

-            }

-        }

-    }

-

-    if (name == (char *) NULL) {

-        tmpname = name = _XlcFileName(im->core.lcd, COMPOSE_FILE);

-    }

-    intname = name;

-

-#ifdef COMPOSECACHE

-    if (getuid () == euid && getgid () == egid && euid != 0) {

-	char *c;

-	/* Usage: XCOMPOSECACHE=<cachedir>[=<filename>]

-	 * cachedir: directory of cache files

-	 * filename: internally used name for cache file */

-        cachedir = getenv("XCOMPOSECACHE");

-	if (cachedir && (c = strchr (cachedir, '='))) {

-	    tmpcachedir = strdup (cachedir);

-	    intname = tmpcachedir + (c-cachedir) + 1;

-	    tmpcachedir[c-cachedir] = '\0';

-	    cachedir = tmpcachedir;

-	}

-    }

-

-    if (! cachedir) {

-	cachefd = _XimCachedFileName (XIM_GLOBAL_CACHE_DIR, name, intname,

-				      encoding, 0, 1, &cachename, &size);

-	if (cachefd != -1) {

-	    if (_XimLoadCache (cachefd, intname, encoding, size, im)) {

-		if (tmpcachedir)

-		    Xfree  (tmpcachedir);

-		if (tmpname)

-		    Xfree (tmpname);

-		if (cachename)

-		    Xfree (cachename);

-		close (cachefd);

-		return;

-	    }

-	    close (cachefd);

-	}

-	if (cachename)

-	    Xfree (cachename);

-	cachename = NULL;

-    }

-

-    if (getuid () == euid && getgid () == egid && euid != 0 && home) {

-

-	if (! cachedir) {

-	    tmpcachedir = cachedir = Xmalloc (hl+strlen(XIM_HOME_CACHE_DIR)+1);

-	    strcpy (cachedir, home);

-	    strcat (cachedir, XIM_HOME_CACHE_DIR);

-	}

-	cachefd = _XimCachedFileName (cachedir, name, intname, encoding,

-				      euid, 0, &cachename, &size);

-	if (cachefd != -1) {

-	    if (_XimLoadCache (cachefd, intname, encoding, size, im)) {

-		if (tmpcachedir)

-		    Xfree  (tmpcachedir);

-		if (tmpname)

-		    Xfree (tmpname);

-		if (cachename)

-		    Xfree (cachename);

-		close (cachefd);

-		return;

-	    }

-	    close (cachefd);

-	}

-    }

-#endif

-

-    if (! (fp = _XFopenFile (name, "r"))) {

-	if (tmpcachedir)

-	    Xfree  (tmpcachedir);

-	if (tmpname)

-	    Xfree (tmpname);

-	if (cachename)

-	    Xfree (cachename);

-        return;

-    }

-    _XimParseStringFile(fp, im);

-    fclose(fp);

-

-#ifdef COMPOSECACHE

-    if (cachename) {

-	assert (euid != 0);

-	_XimWriteCachedDefaultTree (intname, encoding, cachename, im);

-    }

-#endif

-

-    if (tmpcachedir)

-	Xfree  (tmpcachedir);

-    if (tmpname)

-	Xfree (tmpname);

-    if (cachename)

-	Xfree (cachename);

-}

-

-Private XIMMethodsRec      Xim_im_local_methods = {

-    _XimLocalCloseIM,           /* close */

-    _XimLocalSetIMValues,       /* set_values */

-    _XimLocalGetIMValues,       /* get_values */

-    _XimLocalCreateIC,          /* create_ic */

-    _XimLcctstombs,		/* ctstombs */

-    _XimLcctstowcs,		/* ctstowcs */

-    _XimLcctstoutf8		/* ctstoutf8 */

-};

-

-Public Bool

-_XimLocalOpenIM(

-    Xim			 im)

-{

-    XLCd		 lcd = im->core.lcd;

-    XlcConv		 conv;

-    XimDefIMValues	 im_values;

-    XimLocalPrivateRec*  private = &im->private.local;

-

-    _XimInitialResourceInfo();

-    if(_XimSetIMResourceList(&im->core.im_resources,

-		 		&im->core.im_num_resources) == False) {

-	goto Open_Error;

-    }

-    if(_XimSetICResourceList(&im->core.ic_resources,

-				&im->core.ic_num_resources) == False) {

-	goto Open_Error;

-    }

-

-    _XimSetIMMode(im->core.im_resources, im->core.im_num_resources);

-

-    _XimGetCurrentIMValues(im, &im_values);

-    if(_XimSetLocalIMDefaults(im, (XPointer)&im_values,

-		im->core.im_resources, im->core.im_num_resources) == False) {

-	goto Open_Error;

-    }

-    _XimSetCurrentIMValues(im, &im_values);

-

-    if (!(conv = _XlcOpenConverter(lcd,	XlcNCompoundText, lcd, XlcNMultiByte)))

-	goto Open_Error;

-    private->ctom_conv = conv;

-

-    if (!(conv = _XlcOpenConverter(lcd,	XlcNCompoundText, lcd, XlcNWideChar)))

-	goto Open_Error;

-    private->ctow_conv = conv;

-

-    if (!(conv = _XlcOpenConverter(lcd,	XlcNCompoundText, lcd, XlcNUtf8String)))

-	goto Open_Error;

-    private->ctoutf8_conv = conv;

-

-    if (!(conv = _XlcOpenConverter(lcd,	XlcNCharSet, lcd, XlcNMultiByte)))

-	goto Open_Error;

-    private->cstomb_conv = conv;

-

-    if (!(conv = _XlcOpenConverter(lcd,	XlcNCharSet, lcd, XlcNWideChar)))

-	goto Open_Error;

-    private->cstowc_conv = conv;

-

-    if (!(conv = _XlcOpenConverter(lcd,	XlcNCharSet, lcd, XlcNUtf8String)))

-	goto Open_Error;

-    private->cstoutf8_conv = conv;

-

-    if (!(conv = _XlcOpenConverter(lcd,	XlcNUcsChar, lcd, XlcNChar)))

-	goto Open_Error;

-    private->ucstoc_conv = conv;

-

-    if (!(conv = _XlcOpenConverter(lcd,	XlcNUcsChar, lcd, XlcNUtf8String)))

-	goto Open_Error;

-    private->ucstoutf8_conv = conv;

-

-    private->base.treeused = 1;

-    private->base.mbused   = 1;

-    private->base.wcused   = 1;

-    private->base.utf8used = 1;

-

-    _XimCreateDefaultTree(im);

-

-    im->methods = &Xim_im_local_methods;

-    private->current_ic = (XIC)NULL;

-

-    return(True);

-

-Open_Error :

-    _XimLocalIMFree(im);

-    return(False);

-}

+/******************************************************************
+
+          Copyright 1992, 1993, 1994 by FUJITSU LIMITED
+          Copyright 1993 by Digital Equipment Corporation
+
+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, and that the name of FUJITSU LIMITED and
+Digital Equipment Corporation not be used in advertising or publicity
+pertaining to distribution of the software without specific, written
+prior permission.  FUJITSU LIMITED and Digital Equipment Corporation
+makes no representations about the suitability of this software for
+any purpose.  It is provided "as is" without express or implied
+warranty.
+
+FUJITSU LIMITED AND DIGITAL EQUIPMENT CORPORATION DISCLAIM ALL
+WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+FUJITSU LIMITED AND DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR
+ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
+IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
+THIS SOFTWARE.
+
+  Author:    Takashi Fujiwara     FUJITSU LIMITED
+                               	  fujiwara@a80.tech.yk.fujitsu.co.jp
+  Modifier:  Franky Ling          Digital Equipment Corporation
+	                          frankyling@hgrd01.enet.dec.com
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+
+#include <X11/Xmd.h>
+#include <X11/Xatom.h>
+#include <X11/Xos.h>
+#include "Xlibint.h"
+#include "Xlcint.h"
+#include "XlcPublic.h"
+#include "XlcPubI.h"
+#include "Ximint.h"
+#include <ctype.h>
+#include <assert.h>
+
+#ifdef COMPOSECACHE
+#  include <sys/types.h>
+#  include <sys/stat.h>
+#  include <sys/mman.h>
+#  include <langinfo.h>
+#endif
+
+
+#ifdef COMPOSECACHE
+
+/* include trailing '/' for cache directory, file prefix otherwise */
+#define XIM_GLOBAL_CACHE_DIR "/var/cache/libx11/compose/"
+#define XIM_HOME_CACHE_DIR   "/.compose-cache/"
+#define XIM_CACHE_MAGIC      ('X' | 'i'<<8 | 'm'<<16 | 'C'<<24)
+#define XIM_CACHE_VERSION    4
+#define XIM_CACHE_TREE_ALIGNMENT 4
+
+#define XIM_HASH_PRIME_1 13
+#define XIM_HASH_PRIME_2 1234096939
+
+typedef INT32 DTStructIndex;
+struct _XimCacheStruct {
+    INT32           id;
+    INT32           version;
+    DTStructIndex   tree;
+    DTStructIndex   mb;
+    DTStructIndex   wc;
+    DTStructIndex   utf8;
+    DTStructIndex   size;
+    DTIndex         top;
+    DTIndex         treeused;
+    DTCharIndex     mbused;
+    DTCharIndex     wcused;
+    DTCharIndex     utf8used;
+    char            fname[1];
+    /* char encoding[1] */
+};
+
+Private struct  _XimCacheStruct* _XimCache_mmap = NULL;
+Private DefTreeBase _XimCachedDefaultTreeBase;
+Private int     _XimCachedDefaultTreeRefcount = 0;
+
+#endif
+
+
+Public Bool
+_XimCheckIfLocalProcessing(Xim im)
+{
+    FILE        *fp;
+    char        *name;
+
+    if(strcmp(im->core.im_name, "") == 0) {
+	name = _XlcFileName(im->core.lcd, COMPOSE_FILE);
+	if (name != (char *)NULL) {
+	    fp = _XFopenFile (name, "r");
+	    Xfree(name);
+	    if (fp != (FILE *)NULL) {
+		fclose(fp);
+		return(True);
+	    }
+	}
+	return(False);
+    } else if(strcmp(im->core.im_name, "local") == 0 ||
+	      strcmp(im->core.im_name, "none" ) == 0 ) {
+	return(True);
+    }
+    return(False);
+}
+
+Private void
+XimFreeDefaultTree(
+    DefTreeBase *b)
+{
+    if (!b) return;
+    if (b->tree == NULL) return;
+#ifdef COMPOSECACHE
+    if (b->tree == _XimCachedDefaultTreeBase.tree) {
+        _XimCachedDefaultTreeRefcount--;
+        /* No deleting, it's a cache after all. */
+        return;
+    }
+#endif
+    Xfree (b->tree);
+    if (b->mb)    Xfree (b->mb);
+    if (b->wc)    Xfree (b->wc);
+    if (b->utf8)  Xfree (b->utf8);
+    b->tree = NULL;
+    b->mb   = NULL;
+    b->wc   = NULL;
+    b->utf8 = NULL;
+    b->treeused = b->treesize = 0;
+    b->mbused   = b->mbsize   = 0;
+    b->wcused   = b->wcsize   = 0;
+    b->utf8used = b->utf8size = 0;
+}
+
+Public void
+_XimLocalIMFree(
+    Xim		im)
+{
+    XimFreeDefaultTree(&im->private.local.base);
+    im->private.local.top = 0;
+
+    if(im->core.im_resources) {
+	Xfree(im->core.im_resources);
+	im->core.im_resources = NULL;
+    }
+    if(im->core.ic_resources) {
+	Xfree(im->core.ic_resources);
+	im->core.ic_resources = NULL;
+    }
+    if(im->core.im_values_list) {
+	Xfree(im->core.im_values_list);
+	im->core.im_values_list = NULL;
+    }
+    if(im->core.ic_values_list) {
+	Xfree(im->core.ic_values_list);
+	im->core.ic_values_list = NULL;
+    }
+    if(im->core.styles) {
+	Xfree(im->core.styles);
+	im->core.styles = NULL;
+    }
+    if(im->core.res_name) {
+	Xfree(im->core.res_name);
+	im->core.res_name = NULL;
+    }
+    if(im->core.res_class) {
+	Xfree(im->core.res_class);
+	im->core.res_class = NULL;
+    }
+    if(im->core.im_name) {
+	Xfree(im->core.im_name);
+	im->core.im_name = NULL;
+    }
+    if (im->private.local.ctom_conv) {
+	_XlcCloseConverter(im->private.local.ctom_conv);
+        im->private.local.ctom_conv = NULL;
+    }
+    if (im->private.local.ctow_conv) {
+	_XlcCloseConverter(im->private.local.ctow_conv);
+	im->private.local.ctow_conv = NULL;
+    }
+    if (im->private.local.ctoutf8_conv) {
+	_XlcCloseConverter(im->private.local.ctoutf8_conv);
+	im->private.local.ctoutf8_conv = NULL;
+    }
+    if (im->private.local.cstomb_conv) {
+	_XlcCloseConverter(im->private.local.cstomb_conv);
+        im->private.local.cstomb_conv = NULL;
+    }
+    if (im->private.local.cstowc_conv) {
+	_XlcCloseConverter(im->private.local.cstowc_conv);
+	im->private.local.cstowc_conv = NULL;
+    }
+    if (im->private.local.cstoutf8_conv) {
+	_XlcCloseConverter(im->private.local.cstoutf8_conv);
+	im->private.local.cstoutf8_conv = NULL;
+    }
+    if (im->private.local.ucstoc_conv) {
+	_XlcCloseConverter(im->private.local.ucstoc_conv);
+	im->private.local.ucstoc_conv = NULL;
+    }
+    if (im->private.local.ucstoutf8_conv) {
+	_XlcCloseConverter(im->private.local.ucstoutf8_conv);
+	im->private.local.ucstoutf8_conv = NULL;
+    }
+    return;
+}
+
+Private Status
+_XimLocalCloseIM(
+    XIM		xim)
+{
+    Xim		im = (Xim)xim;
+    XIC		ic;
+    XIC		next;
+
+    ic = im->core.ic_chain;
+    im->core.ic_chain = NULL;
+    while (ic) {
+	(*ic->methods->destroy) (ic);
+	next = ic->core.next;
+	Xfree ((char *) ic);
+	ic = next;
+    }
+    _XimLocalIMFree(im);
+    _XimDestroyIMStructureList(im);
+    return(True);
+}
+
+Public char *
+_XimLocalGetIMValues(
+    XIM			 xim,
+    XIMArg		*values)
+{
+    Xim			 im = (Xim)xim;
+    XimDefIMValues	 im_values;
+
+    _XimGetCurrentIMValues(im, &im_values);
+    return(_XimGetIMValueData(im, (XPointer)&im_values, values,
+			im->core.im_resources, im->core.im_num_resources));
+}
+
+Public char *
+_XimLocalSetIMValues(
+    XIM			 xim,
+    XIMArg		*values)
+{
+    Xim			 im = (Xim)xim;
+    XimDefIMValues	 im_values;
+    char		*name = (char *)NULL;
+
+    _XimGetCurrentIMValues(im, &im_values);
+    name = _XimSetIMValueData(im, (XPointer)&im_values, values,
+		im->core.im_resources, im->core.im_num_resources);
+    _XimSetCurrentIMValues(im, &im_values);
+    return(name);
+}
+
+
+#ifdef COMPOSECACHE
+
+Private Bool
+_XimReadCachedDefaultTree(
+    int          fd_cache,
+    const char  *name,
+    const char  *encoding,
+    DTStructIndex size)
+{
+    struct _XimCacheStruct* m;
+    int namelen = strlen (name) + 1;
+    int encodinglen = strlen (encoding) + 1;
+
+    m = mmap (NULL, size, PROT_READ, MAP_PRIVATE, fd_cache, 0);
+    if (m == NULL || m == MAP_FAILED)
+        return False;
+    assert (m->id == XIM_CACHE_MAGIC);
+    assert (m->version == XIM_CACHE_VERSION);
+    if (size != m->size ||
+	size < XOffsetOf (struct _XimCacheStruct, fname) + namelen + encodinglen) {
+	fprintf (stderr, "Ignoring broken XimCache %s [%s]\n", name, encoding);
+        munmap (m, size);
+        return False;
+    }
+    if (strncmp (name, m->fname, namelen) != 0) {
+	/* m->fname may *not* be terminated - but who cares here */
+	fprintf (stderr, "Filename hash clash - expected %s, got %s\n",
+		 name, m->fname);
+        munmap (m, size);
+        return False;
+    }
+    if (strncmp (encoding, m->fname + namelen, encodinglen) != 0) {
+	/* m->fname+namelen may *not* be terminated - but who cares here */
+	fprintf (stderr, "Enoding hash clash - expected %s, got %s\n",
+		 encoding, m->fname + namelen);
+        munmap (m, size);
+        return False;
+    }
+    _XimCache_mmap    = m;
+    _XimCachedDefaultTreeBase.tree = (DefTree *) (((char *) m) + m->tree);
+    _XimCachedDefaultTreeBase.mb   =             (((char *) m) + m->mb);
+    _XimCachedDefaultTreeBase.wc   = (wchar_t *) (((char *) m) + m->wc);
+    _XimCachedDefaultTreeBase.utf8 =             (((char *) m) + m->utf8);
+    _XimCachedDefaultTreeBase.treeused = m->treeused;
+    _XimCachedDefaultTreeBase.mbused   = m->mbused;
+    _XimCachedDefaultTreeBase.wcused   = m->wcused;
+    _XimCachedDefaultTreeBase.utf8used = m->utf8used;
+    /* treesize etc. is ignored because only used during parsing */
+    _XimCachedDefaultTreeRefcount = 0;
+/* fprintf (stderr, "read cached tree at %p: %s\n", (void *) m, name); */
+    return True;
+}
+
+Private unsigned int strToHash (
+    const char *name)
+{
+    unsigned int hash = 0;
+    while (*name)
+	hash = hash * XIM_HASH_PRIME_1 + *(unsigned const char *)name++;
+    return hash % XIM_HASH_PRIME_2;
+}
+
+
+/* Returns read-only fd of cache file, -1 if none.
+ * Sets *res to cache filename if safe. Sets *size to file size of cache. */
+Private int _XimCachedFileName (
+    const char *dir, const char *name,
+    const char *intname, const char *encoding,
+    uid_t uid, int isglobal, char **res, off_t *size)
+{
+    struct stat st_name, st;
+    int    fd;
+    unsigned int len, hash, hash2;
+    struct _XimCacheStruct *m;
+    /* There are some races here with 'dir', but we are either in our own home
+     * or the global cache dir, and not inside some public writable dir */
+/* fprintf (stderr, "XimCachedFileName for dir %s name %s intname %s encoding %s uid %d\n", dir, name, intname, encoding, uid); */
+    if (stat (name, &st_name) == -1 || ! S_ISREG (st_name.st_mode)
+       || stat (dir, &st) == -1 || ! S_ISDIR (st.st_mode) || st.st_uid != uid
+       || (st.st_mode & 0022) != 0000) {
+       *res = NULL;
+       return -1;
+    }
+    len   = strlen (dir);
+    hash  = strToHash (intname);
+    hash2 = strToHash (encoding);
+    *res  = Xmalloc (len + 1 + 27 + 1);  /* Max VERSION 9999 */
+
+    if (len == 0 || dir [len-1] != '/')
+       sprintf (*res, "%s/%c%d_%03x_%08x_%08x", dir, _XimGetMyEndian(),
+		XIM_CACHE_VERSION, (unsigned int)sizeof (DefTree), hash, hash2);
+    else
+       sprintf (*res, "%s%c%d_%03x_%08x_%08x", dir, _XimGetMyEndian(),
+		XIM_CACHE_VERSION, (unsigned int)sizeof (DefTree), hash, hash2);
+
+/* fprintf (stderr, "-> %s\n", *res); */
+    if ( (fd = _XOpenFile (*res, O_RDONLY)) == -1)
+       return -1;
+
+    if (fstat (fd, &st) == -1) {
+       Xfree (*res);
+       *res = NULL;
+       close (fd);
+       return -1;
+    }
+    *size = st.st_size;
+
+    if (! S_ISREG (st.st_mode) || st.st_uid != uid
+       || (st.st_mode & 0022) != 0000 || st.st_mtime <= st_name.st_mtime
+       || (st.st_mtime < time (NULL) - 24*60*60 && ! isglobal)) {
+
+       close (fd);
+       if (unlink (*res) != 0) {
+           Xfree (*res);
+           *res = NULL;                /* cache is not safe */
+       }
+       return -1;
+    }
+
+    m = mmap (NULL, sizeof (struct _XimCacheStruct), PROT_READ, MAP_PRIVATE,
+	      fd, 0);
+    if (m == NULL || m == MAP_FAILED) {
+	close (fd);
+	Xfree (*res);
+	*res = NULL;
+        return -1;
+    }
+    if (*size < sizeof (struct _XimCacheStruct) || m->id != XIM_CACHE_MAGIC) {
+	munmap (m, sizeof (struct _XimCacheStruct));
+	close (fd);
+	fprintf (stderr, "Ignoring broken XimCache %s\n", *res);
+	Xfree (*res);
+	*res = NULL;
+        return -1;
+    }
+    if (m->version != XIM_CACHE_VERSION) {
+	munmap (m, sizeof (struct _XimCacheStruct));
+	close (fd);
+	if (unlink (*res) != 0) {
+	    Xfree (*res);
+	    *res = NULL;                /* cache is not safe */
+	}
+	return -1;
+    }
+    munmap (m, sizeof (struct _XimCacheStruct));
+
+    return fd;
+}
+
+
+Private Bool _XimLoadCache (
+    int         fd,
+    const char *name,
+    const char *encoding,
+    off_t       size,
+    Xim         im)
+{
+    if (_XimCache_mmap ||
+       _XimReadCachedDefaultTree (fd, name, encoding, size)) {
+       _XimCachedDefaultTreeRefcount++;
+       memcpy (&im->private.local.base, &_XimCachedDefaultTreeBase,
+	       sizeof (_XimCachedDefaultTreeBase));
+       im->private.local.top = _XimCache_mmap->top;
+       return True;
+    }
+
+    return False;
+}
+
+
+Private void
+_XimWriteCachedDefaultTree(
+    const char *name,
+    const char *encoding,
+    const char *cachename,
+    Xim                im)
+{
+    int   fd;
+    FILE *fp;
+    struct _XimCacheStruct *m;
+    int   msize = (XOffsetOf(struct _XimCacheStruct, fname)
+		   + strlen(name) + strlen(encoding) + 2
+		   + XIM_CACHE_TREE_ALIGNMENT-1) & -XIM_CACHE_TREE_ALIGNMENT;
+    DefTreeBase *b = &im->private.local.base;
+
+    if (! b->tree && ! (b->tree = Xmalloc (sizeof(DefTree))) )
+	return;
+    if (! b->mb   && ! (b->mb   = Xmalloc (1)) )
+	return;
+    if (! b->wc   && ! (b->wc   = Xmalloc (sizeof(wchar_t))) )
+	return;
+    if (! b->utf8 && ! (b->utf8 = Xmalloc (1)) )
+	return;
+
+    /* First entry is always unused */
+    memset (b->tree, 0, sizeof(DefTree));
+    b->mb[0]   = 0;
+    b->wc[0]   = 0;
+    b->utf8[0] = 0;
+
+    m = Xmalloc (msize);
+    memset (m, 0, msize);
+    m->id       = XIM_CACHE_MAGIC;
+    m->version  = XIM_CACHE_VERSION;
+    m->top      = im->private.local.top;
+    m->treeused = b->treeused;
+    m->mbused   = b->mbused;
+    m->wcused   = b->wcused;
+    m->utf8used = b->utf8used;
+    /* Tree first, then wide chars, then the rest due to alignment */
+    m->tree     = msize;
+    m->wc       = msize   + sizeof (DefTree) * m->treeused;
+    m->mb       = m->wc   + sizeof (wchar_t) * m->wcused;
+    m->utf8     = m->mb   +                    m->mbused;
+    m->size     = m->utf8 +                    m->utf8used;
+    strcpy (m->fname, name);
+    strcpy (m->fname+strlen(name)+1, encoding);
+
+    /* This STILL might be racy on NFS */
+    if ( (fd = _XOpenFileMode (cachename, O_WRONLY | O_CREAT | O_EXCL,
+			       0600)) < 0) {
+       Xfree(m);
+       return;
+    }
+    if (! (fp = fdopen (fd, "wb")) ) {
+       close (fd);
+       Xfree(m);
+       return;
+    }
+    fwrite (m, msize, 1, fp);
+    fwrite (im->private.local.base.tree, sizeof(DefTree), m->treeused, fp);
+    fwrite (im->private.local.base.wc,   sizeof(wchar_t), m->wcused,   fp);
+    fwrite (im->private.local.base.mb,   1,               m->mbused,   fp);
+    fwrite (im->private.local.base.utf8, 1,               m->utf8used, fp);
+    if (fclose (fp) != 0)
+	unlink (cachename);
+    _XimCache_mmap = m;
+    memcpy (&_XimCachedDefaultTreeBase, &im->private.local.base,
+	    sizeof (_XimCachedDefaultTreeBase));
+/* fprintf (stderr, "wrote tree %s size %ld to %s\n", name, m->size, cachename); */
+}
+
+#endif
+
+
+Private void
+_XimCreateDefaultTree(
+    Xim		im)
+{
+    FILE *fp = NULL;
+    char *name, *tmpname = NULL, *intname;
+    char *cachename = NULL;
+    /* Should use getpwent() instead of $HOME (cross-platform?) */
+    char *home = getenv("HOME");
+    char *cachedir = NULL;
+    char *tmpcachedir = NULL;
+    int   hl = home ? strlen (home) : 0;
+#ifdef COMPOSECACHE
+    const char *encoding = nl_langinfo (CODESET);
+    uid_t euid = geteuid ();
+    gid_t egid = getegid ();
+    int   cachefd = -1;
+    off_t size;
+#endif
+
+    name = getenv("XCOMPOSEFILE");
+    if (name == (char *) NULL) {
+    	if (home != (char *) NULL) {
+            tmpname = name = Xmalloc(hl + 10 + 1);
+            if (name != (char *) NULL) {
+		int fd;
+            	strcpy(name, home);
+            	strcpy(name + hl, "/.XCompose");
+		if ( (fd = _XOpenFile (name, O_RDONLY)) < 0) {
+		    Xfree (name);
+		    name = tmpname = NULL;
+		} else
+		    close (fd);
+            }
+        }
+    }
+
+    if (name == (char *) NULL) {
+        tmpname = name = _XlcFileName(im->core.lcd, COMPOSE_FILE);
+    }
+    intname = name;
+
+#ifdef COMPOSECACHE
+    if (getuid () == euid && getgid () == egid && euid != 0) {
+	char *c;
+	/* Usage: XCOMPOSECACHE=<cachedir>[=<filename>]
+	 * cachedir: directory of cache files
+	 * filename: internally used name for cache file */
+        cachedir = getenv("XCOMPOSECACHE");
+	if (cachedir && (c = strchr (cachedir, '='))) {
+	    tmpcachedir = strdup (cachedir);
+	    intname = tmpcachedir + (c-cachedir) + 1;
+	    tmpcachedir[c-cachedir] = '\0';
+	    cachedir = tmpcachedir;
+	}
+    }
+
+    if (! cachedir) {
+	cachefd = _XimCachedFileName (XIM_GLOBAL_CACHE_DIR, name, intname,
+				      encoding, 0, 1, &cachename, &size);
+	if (cachefd != -1) {
+	    if (_XimLoadCache (cachefd, intname, encoding, size, im)) {
+		if (tmpcachedir)
+		    Xfree  (tmpcachedir);
+		if (tmpname)
+		    Xfree (tmpname);
+		if (cachename)
+		    Xfree (cachename);
+		close (cachefd);
+		return;
+	    }
+	    close (cachefd);
+	}
+	if (cachename)
+	    Xfree (cachename);
+	cachename = NULL;
+    }
+
+    if (getuid () == euid && getgid () == egid && euid != 0 && home) {
+
+	if (! cachedir) {
+	    tmpcachedir = cachedir = Xmalloc (hl+strlen(XIM_HOME_CACHE_DIR)+1);
+	    strcpy (cachedir, home);
+	    strcat (cachedir, XIM_HOME_CACHE_DIR);
+	}
+	cachefd = _XimCachedFileName (cachedir, name, intname, encoding,
+				      euid, 0, &cachename, &size);
+	if (cachefd != -1) {
+	    if (_XimLoadCache (cachefd, intname, encoding, size, im)) {
+		if (tmpcachedir)
+		    Xfree  (tmpcachedir);
+		if (tmpname)
+		    Xfree (tmpname);
+		if (cachename)
+		    Xfree (cachename);
+		close (cachefd);
+		return;
+	    }
+	    close (cachefd);
+	}
+    }
+#endif
+
+    if (! (fp = _XFopenFile (name, "r"))) {
+	if (tmpcachedir)
+	    Xfree  (tmpcachedir);
+	if (tmpname)
+	    Xfree (tmpname);
+	if (cachename)
+	    Xfree (cachename);
+        return;
+    }
+    _XimParseStringFile(fp, im);
+    fclose(fp);
+
+#ifdef COMPOSECACHE
+    if (cachename) {
+	assert (euid != 0);
+	_XimWriteCachedDefaultTree (intname, encoding, cachename, im);
+    }
+#endif
+
+    if (tmpcachedir)
+	Xfree  (tmpcachedir);
+    if (tmpname)
+	Xfree (tmpname);
+    if (cachename)
+	Xfree (cachename);
+}
+
+Private XIMMethodsRec      Xim_im_local_methods = {
+    _XimLocalCloseIM,           /* close */
+    _XimLocalSetIMValues,       /* set_values */
+    _XimLocalGetIMValues,       /* get_values */
+    _XimLocalCreateIC,          /* create_ic */
+    _XimLcctstombs,		/* ctstombs */
+    _XimLcctstowcs,		/* ctstowcs */
+    _XimLcctstoutf8		/* ctstoutf8 */
+};
+
+Public Bool
+_XimLocalOpenIM(
+    Xim			 im)
+{
+    XLCd		 lcd = im->core.lcd;
+    XlcConv		 conv;
+    XimDefIMValues	 im_values;
+    XimLocalPrivateRec*  private = &im->private.local;
+
+    _XimInitialResourceInfo();
+    if(_XimSetIMResourceList(&im->core.im_resources,
+		 		&im->core.im_num_resources) == False) {
+	goto Open_Error;
+    }
+    if(_XimSetICResourceList(&im->core.ic_resources,
+				&im->core.ic_num_resources) == False) {
+	goto Open_Error;
+    }
+
+    _XimSetIMMode(im->core.im_resources, im->core.im_num_resources);
+
+    _XimGetCurrentIMValues(im, &im_values);
+    if(_XimSetLocalIMDefaults(im, (XPointer)&im_values,
+		im->core.im_resources, im->core.im_num_resources) == False) {
+	goto Open_Error;
+    }
+    _XimSetCurrentIMValues(im, &im_values);
+
+    if (!(conv = _XlcOpenConverter(lcd,	XlcNCompoundText, lcd, XlcNMultiByte)))
+	goto Open_Error;
+    private->ctom_conv = conv;
+
+    if (!(conv = _XlcOpenConverter(lcd,	XlcNCompoundText, lcd, XlcNWideChar)))
+	goto Open_Error;
+    private->ctow_conv = conv;
+
+    if (!(conv = _XlcOpenConverter(lcd,	XlcNCompoundText, lcd, XlcNUtf8String)))
+	goto Open_Error;
+    private->ctoutf8_conv = conv;
+
+    if (!(conv = _XlcOpenConverter(lcd,	XlcNCharSet, lcd, XlcNMultiByte)))
+	goto Open_Error;
+    private->cstomb_conv = conv;
+
+    if (!(conv = _XlcOpenConverter(lcd,	XlcNCharSet, lcd, XlcNWideChar)))
+	goto Open_Error;
+    private->cstowc_conv = conv;
+
+    if (!(conv = _XlcOpenConverter(lcd,	XlcNCharSet, lcd, XlcNUtf8String)))
+	goto Open_Error;
+    private->cstoutf8_conv = conv;
+
+    if (!(conv = _XlcOpenConverter(lcd,	XlcNUcsChar, lcd, XlcNChar)))
+	goto Open_Error;
+    private->ucstoc_conv = conv;
+
+    if (!(conv = _XlcOpenConverter(lcd,	XlcNUcsChar, lcd, XlcNUtf8String)))
+	goto Open_Error;
+    private->ucstoutf8_conv = conv;
+
+    private->base.treeused = 1;
+    private->base.mbused   = 1;
+    private->base.wcused   = 1;
+    private->base.utf8used = 1;
+
+    _XimCreateDefaultTree(im);
+
+    im->methods = &Xim_im_local_methods;
+    private->current_ic = (XIC)NULL;
+
+    return(True);
+
+Open_Error :
+    _XimLocalIMFree(im);
+    return(False);
+}