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xserver/xkb/ddxLoad.c

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/* $Xorg: ddxLoad.c,v 1.3 2000/08/17 19:53:46 cpqbld Exp $ */
/************************************************************
Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc.
Permission to use, copy, modify, and distribute this
software and its documentation for any purpose and without
fee is hereby granted, 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 Silicon Graphics not be
used in advertising or publicity pertaining to distribution
of the software without specific prior written permission.
Silicon Graphics makes no representation about the suitability
of this software for any purpose. It is provided "as is"
without any express or implied warranty.
SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
GRAPHICS 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.
********************************************************/
/* $XFree86: xc/programs/Xserver/xkb/ddxLoad.c,v 3.35 2003/10/02 13:30:12 eich Exp $ */
#include <stdio.h>
#include <ctype.h>
#define NEED_EVENTS 1
#include <X11/X.h>
#include <X11/Xos.h>
#include <X11/Xproto.h>
#include <X11/keysym.h>
#include <X11/extensions/XKM.h>
#include "inputstr.h"
#include "scrnintstr.h"
#include "windowstr.h"
#define XKBSRV_NEED_FILE_FUNCS
#include "XKBsrv.h"
#include "XI.h"
#include "xkb.h"
#if defined(CSRG_BASED) || defined(linux) || defined(__sgi) || defined(AIXV3) || defined(__osf__) || defined(__GNU__)
#include <paths.h>
#endif
#ifndef PATH_MAX
#ifdef MAXPATHLEN
#define PATH_MAX MAXPATHLEN
#else
#define PATH_MAX 1024
#endif
#endif
/*
* If XKM_OUTPUT_DIR specifies a path without a leading slash, it is
* relative to the top-level XKB configuration directory.
* Making the server write to a subdirectory of that directory
* requires some work in the general case (install procedure
* has to create links to /var or somesuch on many machines),
* so we just compile into /usr/tmp for now.
*/
#ifndef XKM_OUTPUT_DIR
#define XKM_OUTPUT_DIR "compiled/"
#endif
#define PRE_ERROR_MSG "\"The XKEYBOARD keymap compiler (xkbcomp) reports:\""
#define ERROR_PREFIX "\"> \""
#define POST_ERROR_MSG1 "\"Errors from xkbcomp are not fatal to the X server\""
#define POST_ERROR_MSG2 "\"End of messages from xkbcomp\""
static void
OutputDirectory(
char* outdir)
{
#ifndef WIN32
if (getuid() == 0) {
/* if server running as root it *may* be able to write */
/* FIXME: check whether directory is writable at all */
(void) strcpy (outdir, XKM_OUTPUT_DIR);
} else
#endif
{
#ifdef _PATH_VARTMP
(void) strcpy (outdir, _PATH_VARTMP);
if (outdir[strlen(outdir) - 1] != '/') /* Hi IBM, Digital */
(void) strcat (outdir, "/");
#else
(void) strcpy (outdir, "/tmp/");
#endif
}
}
Bool
XkbDDXCompileNamedKeymap( XkbDescPtr xkb,
XkbComponentNamesPtr names,
char * nameRtrn,
int nameRtrnLen)
{
char cmd[PATH_MAX],file[PATH_MAX],xkm_output_dir[PATH_MAX],*map,*outFile;
if (names->keymap==NULL)
return False;
strncpy(file,names->keymap,PATH_MAX); file[PATH_MAX-1]= '\0';
if ((map= strrchr(file,'('))!=NULL) {
char *tmp;
if ((tmp= strrchr(map,')'))!=NULL) {
*map++= '\0';
*tmp= '\0';
}
else {
map= NULL;
}
}
if ((outFile= strrchr(file,'/'))!=NULL)
outFile= _XkbDupString(&outFile[1]);
else outFile= _XkbDupString(file);
XkbEnsureSafeMapName(outFile);
OutputDirectory(xkm_output_dir);
if (XkbBaseDirectory!=NULL) {
#ifdef __UNIXOS2__
char *tmpbase = (char*)__XOS2RedirRoot(XkbBaseDirectory);
int i;
if (strlen(tmpbase)*2+(xkbDebugFlags>9?2:1)
#else
if (strlen(XkbBaseDirectory)*2+(xkbDebugFlags>9?2:1)
#endif
+(map?strlen(map)+3:0)+strlen(PRE_ERROR_MSG)
+strlen(ERROR_PREFIX)+strlen(POST_ERROR_MSG1)
+strlen(file)+strlen(xkm_output_dir)
+strlen(outFile)+53 > PATH_MAX)
{
ErrorF("compiler command for keymap (%s) exceeds max length\n",
names->keymap);
return False;
}
#ifndef __UNIXOS2__
sprintf(cmd,"%s/xkbcomp -w %d -R%s -xkm %s%s -em1 %s -emp %s -eml %s keymap/%s %s%s.xkm",
XkbBaseDirectory,
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
XkbBaseDirectory,(map?"-m ":""),(map?map:""),
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,file,
xkm_output_dir,outFile);
#else
for (i=0; i<strlen(tmpbase); i++) if (tmpbase[i]=='/') tmpbase[i]='\\';
sprintf(cmd,"%s\\xkbcomp -w %d -R%s -xkm %s%s -em1 %s -emp %s -eml %s keymap/%s %s%s.xkm",
tmpbase,
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
tmpbase,(map?"-m ":""),(map?map:""),
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,file,
xkm_output_dir,outFile);
ErrorF("Command line for XKB is %s\n",cmd);
#endif
}
else {
if ((xkbDebugFlags>9?2:1)+(map?strlen(map)+3:0)+strlen(PRE_ERROR_MSG)
+strlen(ERROR_PREFIX)+strlen(POST_ERROR_MSG1)
+strlen(file)+strlen(xkm_output_dir)
+strlen(outFile)+49 > PATH_MAX)
{
ErrorF("compiler command for keymap (%s) exceeds max length\n",
names->keymap);
return False;
}
sprintf(cmd,"xkbcomp -w %d -xkm %s%s -em1 %s -emp %s -eml %s keymap/%s %s%s.xkm",
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
(map?"-m ":""),(map?map:""),
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,file,
xkm_output_dir,outFile);
}
#ifdef DEBUG
if (xkbDebugFlags) {
ErrorF("XkbDDXCompileNamedKeymap compiling keymap using:\n");
ErrorF(" \"cmd\"\n");
}
#endif
if (System(cmd)==0) {
if (nameRtrn) {
strncpy(nameRtrn,outFile,nameRtrnLen);
nameRtrn[nameRtrnLen-1]= '\0';
}
if (outFile!=NULL)
_XkbFree(outFile);
return True;
}
#ifdef DEBUG
ErrorF("Error compiling keymap (%s)\n",names->keymap);
#endif
if (outFile!=NULL)
_XkbFree(outFile);
return False;
}
Bool
XkbDDXCompileKeymapByNames( XkbDescPtr xkb,
XkbComponentNamesPtr names,
unsigned want,
unsigned need,
char * nameRtrn,
int nameRtrnLen)
{
FILE * out;
char buf[PATH_MAX],keymap[PATH_MAX],xkm_output_dir[PATH_MAX];
#ifdef WIN32
char tmpname[32];
#endif
#ifdef __UNIXOS2__
char *tmpbase;
int i;
#endif
if ((names->keymap==NULL)||(names->keymap[0]=='\0')) {
sprintf(keymap,"server-%s",display);
}
else {
if (strlen(names->keymap) > PATH_MAX - 1) {
ErrorF("name of keymap (%s) exceeds max length\n", names->keymap);
return False;
}
strcpy(keymap,names->keymap);
}
XkbEnsureSafeMapName(keymap);
OutputDirectory(xkm_output_dir);
#ifdef WIN32
strcpy(tmpname, "\\temp\\xkb_XXXXXX");
(void) mktemp(tmpname);
#endif
#ifdef __UNIXOS2__
tmpbase = (char*)__XOS2RedirRoot(XkbBaseDirectory);
#endif
if (XkbBaseDirectory!=NULL) {
if (strlen(XkbBaseDirectory)*2+(xkbDebugFlags>9?2:1)
+strlen(PRE_ERROR_MSG)+strlen(ERROR_PREFIX)
+strlen(POST_ERROR_MSG1)+strlen(xkm_output_dir)
+strlen(keymap)+48 > PATH_MAX)
{
ErrorF("compiler command for keymap (%s) exceeds max length\n",
names->keymap);
return False;
}
#ifndef WIN32
#ifndef __UNIXOS2__
sprintf(buf,
"%s/xkbcomp -w %d -R%s -xkm - -em1 %s -emp %s -eml %s \"%s%s.xkm\"",
XkbBaseDirectory,
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
XkbBaseDirectory,
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,
xkm_output_dir,keymap);
#else
for (i=0; i<strlen(tmpbase); i++) if (tmpbase[i]=='/') tmpbase[i]='\\';
sprintf(buf,
"%s\\xkbcomp -w %d -R%s -xkm - -em1 %s -emp %s -eml %s \"%s%s.xkm\"",
tmpbase,
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
tmpbase,
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,
xkm_output_dir,keymap);
#endif
#else
sprintf(buf,
"%s/xkbcomp -w %d -R%s -xkm - -em1 %s -emp %s -eml %s \"%s%s.xkm\" < %s",
XkbBaseDirectory,
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
XkbBaseDirectory,
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,
xkm_output_dir,keymap,tmpname);
#endif
}
else {
if ((xkbDebugFlags>9?2:1)+strlen(PRE_ERROR_MSG)
+strlen(ERROR_PREFIX)+strlen(POST_ERROR_MSG1)
+strlen(xkm_output_dir)+strlen(keymap)+44 > PATH_MAX)
{
ErrorF("compiler command for keymap (%s) exceeds max length\n",
names->keymap);
return False;
}
#ifndef WIN32
sprintf(buf,
"xkbcomp -w %d -xkm - -em1 %s -emp %s -eml %s \"%s%s.xkm\"",
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,
xkm_output_dir,keymap);
#else
sprintf(buf,
"xkbcomp -w %d -xkm - -em1 %s -emp %s -eml %s \"%s%s.xkm\" < %s",
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,
xkm_output_dir,keymap,tmpname);
#endif
}
#ifndef WIN32
out= Popen(buf,"w");
#else
out= fopen(tmpname, "w");
#endif
if (out!=NULL) {
#ifdef DEBUG
if (xkbDebugFlags) {
ErrorF("XkbDDXCompileKeymapByNames compiling keymap:\n");
XkbWriteXKBKeymapForNames(stderr,names,NULL,xkb,want,need);
}
#endif
XkbWriteXKBKeymapForNames(out,names,NULL,xkb,want,need);
#ifndef WIN32
if (Pclose(out)==0)
#else
if (fclose(out)==0)
#endif
{
#ifdef WIN32
if (System(buf) < 0)
ErrorF("Could not invoke keymap compiler\n");
else {
#endif
if (nameRtrn) {
strncpy(nameRtrn,keymap,nameRtrnLen);
nameRtrn[nameRtrnLen-1]= '\0';
}
#if defined(Lynx) && defined(__i386__) && defined(NEED_POPEN_WORKAROUND)
/* somehow popen/pclose is broken on LynxOS AT 2.3.0/2.4.0!
* the problem usually shows up with XF86Setup
* this hack waits at max 5 seconds after pclose() returns
* for the output of the xkbcomp output file.
* I didn't manage to get a patch in time for the 3.2 release
*/
{
int i;
char name[PATH_MAX];
if (XkbBaseDirectory!=NULL)
sprintf(name,"%s/%s%s.xkm", XkbBaseDirectory
,xkm_output_dir, keymap);
else
sprintf(name,"%s%s.xkm", xkm_output_dir, keymap);
for (i = 0; i < 10; i++) {
if (access(name, 0) == 0) break;
usleep(500000);
}
#ifdef DEBUG
if (i) ErrorF(">>>> Waited %d times for %s\n", i, name);
#endif
}
#endif
return True;
#ifdef WIN32
}
#endif
}
#ifdef DEBUG
else
ErrorF("Error compiling keymap (%s)\n",keymap);
#endif
}
#ifdef DEBUG
else {
#ifndef WIN32
ErrorF("Could not invoke keymap compiler\n");
#else
ErrorF("Could not open file %s\n", tmpname);
#endif
}
#endif
if (nameRtrn)
nameRtrn[0]= '\0';
return False;
}
FILE *
XkbDDXOpenConfigFile(char *mapName,char *fileNameRtrn,int fileNameRtrnLen)
{
char buf[PATH_MAX],xkm_output_dir[PATH_MAX];
FILE * file;
buf[0]= '\0';
if (mapName!=NULL) {
OutputDirectory(xkm_output_dir);
if ((XkbBaseDirectory!=NULL)&&(xkm_output_dir[0]!='/')) {
if (strlen(XkbBaseDirectory)+strlen(xkm_output_dir)
+strlen(mapName)+6 <= PATH_MAX)
{
sprintf(buf,"%s/%s%s.xkm",XkbBaseDirectory,
xkm_output_dir,mapName);
}
}
else if (strlen(xkm_output_dir)+strlen(mapName)+5 <= PATH_MAX)
sprintf(buf,"%s%s.xkm",xkm_output_dir,mapName);
if (buf[0] != '\0')
file= fopen(buf,"rb");
else file= NULL;
}
else file= NULL;
if ((fileNameRtrn!=NULL)&&(fileNameRtrnLen>0)) {
strncpy(fileNameRtrn,buf,fileNameRtrnLen);
buf[fileNameRtrnLen-1]= '\0';
}
return file;
}
unsigned
XkbDDXLoadKeymapByNames( DeviceIntPtr keybd,
XkbComponentNamesPtr names,
unsigned want,
unsigned need,
XkbFileInfo * finfoRtrn,
char * nameRtrn,
int nameRtrnLen)
{
XkbDescPtr xkb;
FILE * file;
char fileName[PATH_MAX];
unsigned missing;
bzero(finfoRtrn,sizeof(XkbFileInfo));
if ((keybd==NULL)||(keybd->key==NULL)||(keybd->key->xkbInfo==NULL))
xkb= NULL;
else xkb= keybd->key->xkbInfo->desc;
if ((names->keycodes==NULL)&&(names->types==NULL)&&
(names->compat==NULL)&&(names->symbols==NULL)&&
(names->geometry==NULL)) {
if (names->keymap==NULL) {
bzero(finfoRtrn,sizeof(XkbFileInfo));
if (xkb && XkbDetermineFileType(finfoRtrn,XkbXKMFile,NULL) &&
((finfoRtrn->defined&need)==need) ) {
finfoRtrn->xkb= xkb;
nameRtrn[0]= '\0';
return finfoRtrn->defined;
}
return 0;
}
else if (!XkbDDXCompileNamedKeymap(xkb,names,nameRtrn,nameRtrnLen)) {
#ifdef NOISY
ErrorF("Couldn't compile keymap file\n");
#endif
return 0;
}
}
else if (!XkbDDXCompileKeymapByNames(xkb,names,want,need,
nameRtrn,nameRtrnLen)){
#ifdef NOISY
ErrorF("Couldn't compile keymap file\n");
#endif
return 0;
}
file= XkbDDXOpenConfigFile(nameRtrn,fileName,PATH_MAX);
if (file==NULL) {
LogMessage(X_ERROR, "Couldn't open compiled keymap file %s\n",fileName);
return 0;
}
missing= XkmReadFile(file,need,want,finfoRtrn);
if (finfoRtrn->xkb==NULL) {
LogMessage(X_ERROR, "Error loading keymap %s\n",fileName);
fclose(file);
(void) unlink (fileName);
return 0;
}
#ifdef DEBUG
else if (xkbDebugFlags) {
ErrorF("Loaded %s, defined=0x%x\n",fileName,finfoRtrn->defined);
}
#endif
fclose(file);
(void) unlink (fileName);
return (need|want)&(~missing);
}
Bool
XkbDDXNamesFromRules( DeviceIntPtr keybd,
char * rules_name,
XkbRF_VarDefsPtr defs,
XkbComponentNamesPtr names)
{
char buf[PATH_MAX];
FILE * file;
Bool complete;
XkbRF_RulesPtr rules;
if (!rules_name)
return False;
if (XkbBaseDirectory==NULL) {
if (strlen(rules_name)+7 > PATH_MAX)
return False;
sprintf(buf,"rules/%s",rules_name);
}
else {
if (strlen(XkbBaseDirectory)+strlen(rules_name)+8 > PATH_MAX)
return False;
sprintf(buf,"%s/rules/%s",XkbBaseDirectory,rules_name);
}
if ((file= fopen(buf,"r"))==NULL)
return False;
if ((rules= XkbRF_Create(0,0))==NULL) {
fclose(file);
return False;
}
if (!XkbRF_LoadRules(file,rules)) {
fclose(file);
XkbRF_Free(rules,True);
return False;
}
bzero((char *)names,sizeof(XkbComponentNamesRec));
complete= XkbRF_GetComponents(rules,defs,names);
fclose(file);
XkbRF_Free(rules,True);
return complete;
}
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