150 lines
4.1 KiB
C
150 lines
4.1 KiB
C
/*
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* Copyright (c) 2000 by Conectiva S.A. (http://www.conectiva.com)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* CONECTIVA LINUX BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Except as contained in this notice, the name of Conectiva Linux shall
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* not be used in advertising or otherwise to promote the sale, use or other
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* dealings in this Software without prior written authorization from
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* Conectiva Linux.
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*
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* Author: Paulo César Pereira de Andrade <pcpa@conectiva.com.br>
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*
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*/
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#include "config.h"
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <signal.h>
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/*
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* Initialization
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*/
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static int xpid;
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Display *DPY;
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/*
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* Implementation
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*/
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Bool
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startx(void)
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{
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int timeout = 8;
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if (getenv("DISPLAY") != NULL)
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/* already running Xserver */
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return (False);
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if (XF86Config_path == NULL) {
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char *home, filename[PATH_MAX];
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char commandline[PATH_MAX * 4];
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int c_pos;
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int len;
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/*
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* The name of the 4.0 binary is XFree86. X might also
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* be the name of the 3.3 binary. Therefore don't change
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* name to 'X'.
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*/
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if (XFree86_path)
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c_pos = XmuSnprintf(commandline, sizeof(commandline),
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"%s/"__XSERVERNAME__" :8 -configure ",XFree86_path);
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else
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c_pos = XmuSnprintf(commandline, sizeof(commandline),
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"%s/bin/"__XSERVERNAME__" :8 -configure ", XFree86Dir);
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if (XF86Module_path && ((len = sizeof(commandline) - c_pos) > 0))
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c_pos += XmuSnprintf(commandline + c_pos,len,
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" -modulepath %s",XF86Module_path);
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if (XF86Font_path && ((len = sizeof(commandline) - c_pos) > 0))
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c_pos += XmuSnprintf(commandline + c_pos,len,
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" -fontpath %s",XF86Font_path);
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if (XF86RGB_path && ((len = sizeof(commandline) - c_pos) > 0))
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c_pos += XmuSnprintf(commandline + c_pos,len,
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" -rgbpath %s",XF86RGB_path);
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if (system(commandline) != 0) {
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fprintf(stderr, "Failed to run \"X -configure\".\n");
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exit(1);
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}
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if ((home = getenv("HOME")) == NULL)
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home = "/";
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#ifndef QNX4
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XmuSnprintf(filename, sizeof(filename), "%s/"__XCONFIGFILE__".new", home);
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#else
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XmuSnprintf(filename, sizeof(filename), "//%d%s/"__XCONFIGFILE__".new",
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getnid(), home);
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#endif
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/* this memory is never released, even if the value of XF86Config_path is
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* changed.
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*/
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XF86Config_path = XtNewString(filename);
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}
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putenv("DISPLAY=:8");
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switch (xpid = fork()) {
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case 0: {
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char path[PATH_MAX];
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/* Don't change to X! see above */
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if (XFree86_path)
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XmuSnprintf(path, sizeof(path), "%s/"__XSERVERNAME__, XFree86_path);
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else
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XmuSnprintf(path, sizeof(path), "%s/bin/"__XSERVERNAME__, XFree86Dir);
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execl(path, "X", ":8", /*"+xinerama",*/ "+accessx","-allowMouseOpenFail",
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"-xf86config", XF86Config_path, (void *)NULL);
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exit(-127);
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} break;
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case -1:
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fprintf(stderr, "Cannot fork.\n");
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exit(1);
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break;
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default:
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break;
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}
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while (timeout > 0) {
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int status;
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sleep(timeout -= 2);
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if (waitpid(xpid, &status, WNOHANG | WUNTRACED) == xpid)
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break;
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else {
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DPY = XOpenDisplay(NULL);
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if (DPY != NULL)
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break;
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}
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}
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if (DPY == NULL) {
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fprintf(stderr, "Cannot connect to X server.\n");
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exit(1);
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}
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return (True);
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}
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void
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endx(void)
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{
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if (xpid != 0)
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kill(xpid, SIGTERM);
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}
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