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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 $ */
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#ifdef HAVE_XKB_CONFIG_H
#include <xkb-config.h>
#endif
#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 <X11/extensions/XKBsrv.h>
#include <X11/extensions/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\""
#if defined(__UNIXOS2__) || defined(WIN32)
#define PATHSEPARATOR "\\"
#else
#define PATHSEPARATOR "/"
#endif
#ifdef WIN32
#include <X11/Xwindows.h>
const char*
Win32TempDir()
{
static char buffer[PATH_MAX];
if (GetTempPath(sizeof(buffer), buffer))
{
int len;
buffer[sizeof(buffer)-1] = 0;
len = strlen(buffer);
if (len > 0)
if (buffer[len-1] == '\\')
buffer[len-1] = 0;
return buffer;
}
if (getenv("TEMP") != NULL)
return getenv("TEMP");
else if (getenv("TMP") != NULL)
return getenv("TEMP");
else
return "/tmp";
}
int
Win32System(const char *cmdline)
{
STARTUPINFO si;
PROCESS_INFORMATION pi;
DWORD dwExitCode;
char *cmd = xstrdup(cmdline);
ZeroMemory( &si, sizeof(si) );
si.cb = sizeof(si);
ZeroMemory( &pi, sizeof(pi) );
if (!CreateProcess(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi))
{
LPVOID buffer;
if (!FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR) &buffer,
0,
NULL ))
{
ErrorF("Starting '%s' failed!\n", cmdline);
}
else
{
ErrorF("Starting '%s' failed: %s", cmdline, (char *)buffer);
LocalFree(buffer);
}
xfree(cmd);
return -1;
}
/* Wait until child process exits. */
WaitForSingleObject( pi.hProcess, INFINITE );
GetExitCodeProcess( pi.hProcess, &dwExitCode);
/* Close process and thread handles. */
CloseHandle( pi.hProcess );
CloseHandle( pi.hThread );
xfree(cmd);
return dwExitCode;
}
#undef System
#define System(x) Win32System(x)
#endif
#ifdef MAKE_XKM_OUTPUT_DIR
/* Borrow trans_mkdir from Xtransutil.c to more safely make directories */
# undef X11_t
# define TRANS_SERVER
# define PRMSG(lvl,x,a,b,c) \
if (lvl <= 1) { LogMessage(X_ERROR,x,a,b,c); } else ((void)0)
# include <X11/Xtrans/Xtransutil.c>
# ifndef XKM_OUTPUT_DIR_MODE
# define XKM_OUTPUT_DIR_MODE 0755
# endif
#endif
static void
OutputDirectory(
char* outdir,
size_t size)
{
#ifndef WIN32
if (getuid() == 0 && (strlen(XKM_OUTPUT_DIR) < size)
#ifdef MAKE_XKM_OUTPUT_DIR
&& (trans_mkdir(XKM_OUTPUT_DIR, XKM_OUTPUT_DIR_MODE) == 0)
#endif
)
{
/* 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
if ((strlen(_PATH_VARTMP) + 1) < size)
{
(void) strcpy (outdir, _PATH_VARTMP);
if (outdir[strlen(outdir) - 1] != '/') /* Hi IBM, Digital */
(void) strcat (outdir, "/");
} else
#endif
#ifdef WIN32
if (strlen(Win32TempDir()) + 1 < size)
{
(void) strcpy(outdir, Win32TempDir());
(void) strcat(outdir, "\\");
} else
#endif
if (strlen("/tmp/") < size)
{
(void) strcpy (outdir, "/tmp/");
}
}
Bool
XkbDDXCompileNamedKeymap( XkbDescPtr xkb,
XkbComponentNamesPtr names,
char * nameRtrn,
int nameRtrnLen)
{
char *cmd = NULL,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, sizeof(xkm_output_dir));
if (XkbBaseDirectory!=NULL) {
#ifndef __UNIXOS2__
char *xkbbasedir = XkbBaseDirectory;
char *xkbbindir = XkbBinDirectory;
#else
/* relocate the basedir and replace the slashes with backslashes */
char *xkbbasedir = (char*)__XOS2RedirRoot(XkbBaseDirectory);
char *xkbbindir = (char*)__XOS2RedirRoot(XkbBinDirectory);
int i;
for (i=0; i<strlen(xkbbasedir); i++)
if (xkbbasedir[i]=='/') xkbbasedir[i]='\\';
for (i=0; i<strlen(xkbbindir); i++)
if (xkbbindir[i]=='/') xkbbindir[i]='\\';
#endif
cmd = Xprintf("\"%s" PATHSEPARATOR "xkbcomp\" -w %d \"-R%s\" -xkm %s%s -em1 %s -emp %s -eml %s keymap/%s \"%s%s.xkm\"",
xkbbindir,
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
xkbbasedir,(map?"-m ":""),(map?map:""),
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,file,
xkm_output_dir,outFile);
}
else {
cmd = Xprintf("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
#ifdef DEBUG_CMD
ErrorF("xkb executes: %s\n",cmd);
#endif
if (System(cmd)==0) {
if (nameRtrn) {
strncpy(nameRtrn,outFile,nameRtrnLen);
nameRtrn[nameRtrnLen-1]= '\0';
}
if (outFile!=NULL)
_XkbFree(outFile);
if (cmd!=NULL)
xfree(cmd);
return True;
}
#ifdef DEBUG
ErrorF("Error compiling keymap (%s)\n",names->keymap);
#endif
if (outFile!=NULL)
_XkbFree(outFile);
if (cmd!=NULL)
xfree(cmd);
return False;
}
Bool
XkbDDXCompileKeymapByNames( XkbDescPtr xkb,
XkbComponentNamesPtr names,
unsigned want,
unsigned need,
char * nameRtrn,
int nameRtrnLen)
{
FILE * out;
char *buf = NULL, keymap[PATH_MAX],xkm_output_dir[PATH_MAX];
#ifdef WIN32
char tmpname[PATH_MAX];
#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, sizeof(xkm_output_dir));
#ifdef WIN32
strcpy(tmpname, Win32TempDir());
strcat(tmpname, "\\xkb_XXXXXX");
(void) mktemp(tmpname);
#endif
if (XkbBaseDirectory!=NULL) {
#ifndef WIN32
char *xkmfile = "-";
#else
/* WIN32 has no popen. The input must be stored in a file which is used as input
for xkbcomp. xkbcomp does not read from stdin. */
char *xkmfile = tmpname;
#endif
#ifndef __UNIXOS2__
char *xkbbasedir = XkbBaseDirectory;
char *xkbbindir = XkbBinDirectory;
#else
int i;
char *xkbbasedir = (char*)__XOS2RedirRoot(XkbBaseDirectory);
char *xkbbindir = (char*)__XOS2RedirRoot(XkbBinDirectory);
for (i=0; i<strlen(xkbbasedir); i++)
if (xkbbasedir[i]=='/') xkbbasedir[i]='\\';
for (i=0; i<strlen(xkbbindir); i++)
if (xkbbindir[i]=='/') xkbbindir[i]='\\';
#endif
buf = Xprintf(
"\"%s" PATHSEPARATOR "xkbcomp\" -w %d \"-R%s\" -xkm \"%s\" -em1 %s -emp %s -eml %s \"%s%s.xkm\"",
xkbbindir,
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
xkbbasedir, xkmfile,
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,
xkm_output_dir,keymap);
}
else {
#ifndef WIN32
char *xkmfile = "-";
#else
char *xkmfile = tmpname;
#endif
buf = Xprintf(
"xkbcomp -w %d -xkm \"%s\" -em1 %s -emp %s -eml %s \"%s%s.xkm\"",
((xkbDebugFlags<2)?1:((xkbDebugFlags>10)?10:(int)xkbDebugFlags)),
xkmfile,
PRE_ERROR_MSG,ERROR_PREFIX,POST_ERROR_MSG1,
xkm_output_dir,keymap);
}
#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 && System(buf) >= 0)
#endif
{
#ifdef DEBUG_CMD
ErrorF("xkb executes: %s\n",buf);
ErrorF("xkbcomp input:\n");
XkbWriteXKBKeymapForNames(stderr,names,NULL,xkb,want,need);
ErrorF("end xkbcomp input\n");
#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
if (buf != NULL)
xfree (buf);
return True;
}
#ifdef DEBUG
else
ErrorF("Error compiling keymap (%s)\n",keymap);
#endif
#ifdef WIN32
/* remove the temporary file */
unlink(tmpname);
#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';
if (buf != NULL)
xfree (buf);
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, sizeof(xkm_output_dir));
if ((XkbBaseDirectory!=NULL)&&(xkm_output_dir[0]!='/')
#ifdef WIN32
&&(!isalpha(xkm_output_dir[0]) || xkm_output_dir[1]!=':')
#endif
) {
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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