XQuartz: Kill off server-main.c and launcher-main.c
Now using xinit
(cherry picked from commit 5d6ae3d299
)
This commit is contained in:
parent
1f74bef1ad
commit
4cf3002b60
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@ -7,7 +7,6 @@
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objects = {
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/* Begin PBXBuildFile section */
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3F5E1BE10D04BF110020CA24 /* server-main.c in Sources */ = {isa = PBXBuildFile; fileRef = 3F5E1BDF0D04BF110020CA24 /* server-main.c */; };
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527F24190B5D938C007840A7 /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = 0867D6AAFE840B52C02AAC07 /* InfoPlist.strings */; };
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527F241A0B5D938C007840A7 /* main.nib in Resources */ = {isa = PBXBuildFile; fileRef = 02345980000FD03B11CA0E72 /* main.nib */; };
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527F241B0B5D938C007840A7 /* X11.icns in Resources */ = {isa = PBXBuildFile; fileRef = 50459C5F038587C60ECA21EC /* X11.icns */; };
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@ -21,7 +20,6 @@
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/* Begin PBXFileReference section */
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0867D6ABFE840B52C02AAC07 /* English */ = {isa = PBXFileReference; fileEncoding = 10; lastKnownFileType = text.plist.strings; name = English; path = English.lproj/InfoPlist.strings; sourceTree = "<group>"; };
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1870340FFE93FCAF11CA0CD7 /* English */ = {isa = PBXFileReference; lastKnownFileType = wrapper.nib; name = English; path = English.lproj/main.nib; sourceTree = "<group>"; };
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3F5E1BDF0D04BF110020CA24 /* server-main.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = "server-main.c"; sourceTree = "<group>"; };
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50459C5F038587C60ECA21EC /* X11.icns */ = {isa = PBXFileReference; lastKnownFileType = image.icns; path = X11.icns; sourceTree = "<group>"; };
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50EE2AB703849F0B0ECA21EC /* bundle-main.c */ = {isa = PBXFileReference; fileEncoding = 30; lastKnownFileType = sourcecode.c.c; path = "bundle-main.c"; sourceTree = "<group>"; };
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50F4F0A7039D6ACA0E82C0CB /* CoreFoundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreFoundation.framework; path = /System/Library/Frameworks/CoreFoundation.framework; sourceTree = "<absolute>"; };
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@ -67,7 +65,6 @@
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20286C2AFDCF999611CA2CEA /* Sources */ = {
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isa = PBXGroup;
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children = (
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3F5E1BDF0D04BF110020CA24 /* server-main.c */,
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50EE2AB703849F0B0ECA21EC /* bundle-main.c */,
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);
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name = Sources;
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@ -173,7 +170,6 @@
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buildActionMask = 2147483647;
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files = (
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527F241D0B5D938C007840A7 /* bundle-main.c in Sources */,
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3F5E1BE10D04BF110020CA24 /* server-main.c in Sources */,
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);
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runOnlyForDeploymentPostprocessing = 0;
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};
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@ -36,10 +36,11 @@
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#include <CoreFoundation/CoreFoundation.h>
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#define DEFAULT_APP "/usr/X11/bin/xterm"
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#define DEFAULT_CLIENT "/usr/X11/bin/xterm"
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#define DEFAULT_STARTX "/usr/X11/bin/startx"
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static int launcher_main(int argc, char **argv);
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int server_main(int argc, char **argv);
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static int server_main(int argc, char **argv);
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int main(int argc, char **argv) {
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Display *display;
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@ -57,7 +58,7 @@ int main(int argc, char **argv) {
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/* Now, try to open a display, if so, run the launcher */
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display = XOpenDisplay(NULL);
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if(display) {
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fprintf(stderr, "X11.app: closing the display and sleeping for 2s to allow the X server to start up.\n");
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fprintf(stderr, "X11.app: Closing the display and sleeping for 2s to allow the X server to start up.\n");
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/* Could open the display, start the launcher */
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XCloseDisplay(display);
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@ -70,30 +71,14 @@ int main(int argc, char **argv) {
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}
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/* Start the server */
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fprintf(stderr, "X11.app: main(): running server_main()");
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fprintf(stderr, "X11.app: Could not connect to server. Starting X server.");
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return server_main(argc, argv);
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}
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int launcher_main (int argc, char **argv) {
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char *command = DEFAULT_APP;
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static int myexecvp(const char *command) {
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const char *newargv[7];
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int child;
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const char **s;
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CFPropertyListRef PlistRef = CFPreferencesCopyAppValue(CFSTR("app_to_run"), kCFPreferencesCurrentApplication);
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if ((PlistRef == NULL) || (CFGetTypeID(PlistRef) != CFStringGetTypeID())) {
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CFPreferencesSetAppValue(CFSTR("app_to_run"), CFSTR(DEFAULT_APP), kCFPreferencesCurrentApplication);
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CFPreferencesAppSynchronize(kCFPreferencesCurrentApplication);
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} else {
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int len = CFStringGetLength((CFStringRef)PlistRef)+1;
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command = (char *)malloc(len);
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CFStringGetCString((CFStringRef)PlistRef, command, len, kCFStringEncodingASCII);
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fprintf(stderr, "command=%s\n", command);
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}
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if (PlistRef) CFRelease(PlistRef);
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newargv[0] = "/usr/bin/login";
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newargv[1] = "-fp";
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newargv[2] = getlogin();
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@ -102,7 +87,7 @@ int launcher_main (int argc, char **argv) {
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newargv[5] = command;
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newargv[6] = NULL;
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fprintf(stderr, "X11.app: Launching X11 Application:\n");
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fprintf(stderr, "X11.app: Launching %s:\n", command);
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for(s=newargv; *s; s++) {
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fprintf(stderr, "\targv[%d] = %s\n", s - newargv, *s);
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}
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@ -111,3 +96,43 @@ int launcher_main (int argc, char **argv) {
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perror ("X11.app: Couldn't exec.");
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return(1);
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}
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int launcher_main (int argc, char **argv) {
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char *command = DEFAULT_CLIENT;
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CFPropertyListRef PlistRef = CFPreferencesCopyAppValue(CFSTR("app_to_run"), kCFPreferencesCurrentApplication);
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if ((PlistRef == NULL) || (CFGetTypeID(PlistRef) != CFStringGetTypeID())) {
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CFPreferencesSetAppValue(CFSTR("app_to_run"), CFSTR(DEFAULT_CLIENT), kCFPreferencesCurrentApplication);
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CFPreferencesAppSynchronize(kCFPreferencesCurrentApplication);
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} else {
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int len = CFStringGetLength((CFStringRef)PlistRef)+1;
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command = (char *)malloc(len);
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CFStringGetCString((CFStringRef)PlistRef, command, len, kCFStringEncodingASCII);
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}
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if (PlistRef)
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CFRelease(PlistRef);
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return myexecvp(command);
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}
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int server_main (int argc, char **argv) {
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char *command = DEFAULT_STARTX;
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CFPropertyListRef PlistRef = CFPreferencesCopyAppValue(CFSTR("startx_script"), kCFPreferencesCurrentApplication);
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if ((PlistRef == NULL) || (CFGetTypeID(PlistRef) != CFStringGetTypeID())) {
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CFPreferencesSetAppValue(CFSTR("startx_script"), CFSTR(DEFAULT_STARTX), kCFPreferencesCurrentApplication);
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CFPreferencesAppSynchronize(kCFPreferencesCurrentApplication);
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} else {
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int len = CFStringGetLength((CFStringRef)PlistRef)+1;
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command = (char *)malloc(len);
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CFStringGetCString((CFStringRef)PlistRef, command, len, kCFStringEncodingASCII);
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}
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if (PlistRef)
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CFRelease(PlistRef);
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return myexecvp(command);
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}
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@ -1,81 +0,0 @@
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/* main.c -- X application launcher
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Copyright (c) 2007 Apple Inc.
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Permission is hereby granted, free of charge, to any person
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obtaining a copy of this software and associated documentation files
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(the "Software"), to deal in the Software without restriction,
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including without limitation the rights to use, copy, modify, merge,
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publish, distribute, sublicense, and/or sell copies of the Software,
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and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT
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HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name(s) of the above
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copyright holders shall not be used in advertising or otherwise to
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promote the sale, use or other dealings in this Software without
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prior written authorization. */
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <CoreFoundation/CoreFoundation.h>
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#define DEFAULT_APP "/usr/X11/bin/xterm"
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int launcher_main (int argc, char **argv) {
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char *command = DEFAULT_APP;
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const char *newargv[7];
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int child;
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CFPropertyListRef PlistRef = CFPreferencesCopyAppValue(CFSTR("app_to_run"),
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kCFPreferencesCurrentApplication);
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if ((PlistRef == NULL) || (CFGetTypeID(PlistRef) != CFStringGetTypeID())) {
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CFPreferencesSetAppValue(CFSTR("app_to_run"), CFSTR(DEFAULT_APP),
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kCFPreferencesCurrentApplication);
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CFPreferencesAppSynchronize(kCFPreferencesCurrentApplication);
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} else {
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int len = CFStringGetLength((CFStringRef)PlistRef)+1;
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command = (char *) malloc(len);
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CFStringGetCString((CFStringRef)PlistRef, command, len, kCFStringEncodingASCII);
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fprintf(stderr, "command=%s\n", command);
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}
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if (PlistRef) CFRelease(PlistRef);
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newargv[0] = "/usr/bin/login";
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newargv[1] = "-fp";
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newargv[2] = getlogin();
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newargv[3] = "/bin/sh";
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newargv[4] = "-c";
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newargv[5] = command;
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newargv[6] = NULL;
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child = fork();
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switch (child) {
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case -1: /* error */
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perror ("fork");
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return EXIT_FAILURE;
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case 0: /* child */
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execvp (newargv[0], (char **const) newargv);
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perror ("Couldn't exec");
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_exit (1);
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}
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return 0;
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}
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@ -1,903 +0,0 @@
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/* bundle-main.c -- X server launcher
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Copyright (c) 2002-2007 Apple Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person
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obtaining a copy of this software and associated documentation files
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||||
(the "Software"), to deal in the Software without restriction,
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including without limitation the rights to use, copy, modify, merge,
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publish, distribute, sublicense, and/or sell copies of the Software,
|
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and to permit persons to whom the Software is furnished to do so,
|
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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 all copies or substantial portions of the Software.
|
||||
|
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT
|
||||
HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
||||
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name(s) of the above
|
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copyright holders shall not be used in advertising or otherwise to
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promote the sale, use or other dealings in this Software without
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prior written authorization.
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Parts of this file are derived from xdm, which has this copyright:
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Copyright 1988, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software
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and its documentation for any purpose is hereby granted without fee,
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provided that the above copyright notice appear in all copies and
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that both that copyright notice and this permission notice appear in
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supporting documentation.
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The above copyright notice and this permission notice shall be
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included in 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,
|
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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
|
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CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
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|
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Except as contained in this notice, the name of The Open Group shall
|
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not be used in advertising or otherwise to promote the sale, use or
|
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other dealings in this Software without prior written authorization
|
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from The Open Group. */
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <sys/socket.h>
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#include <sys/utsname.h>
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#include <ifaddrs.h>
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#include <netdb.h>
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#include <netinet/in.h>
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#include <time.h>
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#include <sys/wait.h>
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#include <setjmp.h>
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#include <sys/ioctl.h>
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#include <X11/Xlib.h>
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#include <X11/Xauth.h>
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#include <xcb/xcb.h>
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#include <CoreFoundation/CoreFoundation.h>
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#include <SystemConfiguration/SystemConfiguration.h>
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#define X_SERVER "/usr/X11/bin/Xquartz"
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#define XTERM_PATH "/usr/X11/bin/xterm"
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#define WM_PATH "/usr/bin/quartz-wm"
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#define DEFAULT_XINITRC "/usr/X11/lib/X11/xinit/xinitrc"
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#define DEFAULT_PATH "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/X11/bin"
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/* what xinit does */
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#ifndef SHELL
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# define SHELL "sh"
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#endif
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#undef FALSE
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#define FALSE 0
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#undef TRUE
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#define TRUE 1
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#define MAX_DISPLAYS 64
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static int server_pid = -1, client_pid = -1;
|
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static int xinit_kills_server = FALSE;
|
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static jmp_buf exit_continuation;
|
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static const char *server_name = NULL;
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static Display *server_dpy;
|
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|
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static char *auth_file;
|
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|
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typedef struct addr_list_struct addr_list;
|
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|
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struct addr_list_struct {
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addr_list *next;
|
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Xauth auth;
|
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};
|
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|
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static addr_list *addresses;
|
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|
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|
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/* Utility functions. */
|
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|
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/* Return the current host name. Matches what Xlib does. */
|
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static char *
|
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host_name (void)
|
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{
|
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#ifdef NEED_UTSNAME
|
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static struct utsname name;
|
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|
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uname(&name);
|
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|
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return name.nodename;
|
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#else
|
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static char buf[100];
|
||||
|
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gethostname(buf, sizeof(buf));
|
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|
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return buf;
|
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#endif
|
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}
|
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|
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static int
|
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read_boolean_pref (CFStringRef name, int default_)
|
||||
{
|
||||
int value;
|
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Boolean ok;
|
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|
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value = CFPreferencesGetAppBooleanValue (name, CFSTR ("org.x.X11"), &ok);
|
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return ok ? value : default_;
|
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}
|
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|
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static inline int
|
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binary_equal (const void *a, const void *b, int length)
|
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{
|
||||
return memcmp (a, b, length) == 0;
|
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}
|
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|
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static inline void *
|
||||
binary_dup (const void *a, int length)
|
||||
{
|
||||
void *b = malloc (length);
|
||||
if (b != NULL)
|
||||
memcpy (b, a, length);
|
||||
return b;
|
||||
}
|
||||
|
||||
static inline void
|
||||
binary_free (void *data, int length)
|
||||
{
|
||||
if (data != NULL)
|
||||
free (data);
|
||||
}
|
||||
|
||||
|
||||
/* Functions for managing the authentication entries. */
|
||||
|
||||
/* Returns true if something matching AUTH is in our list of auth items */
|
||||
static int
|
||||
check_auth_item (Xauth *auth)
|
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{
|
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addr_list *a;
|
||||
|
||||
for (a = addresses; a != NULL; a = a->next)
|
||||
{
|
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if (a->auth.family == auth->family
|
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&& a->auth.address_length == auth->address_length
|
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&& binary_equal (a->auth.address, auth->address, auth->address_length)
|
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&& a->auth.number_length == auth->number_length
|
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&& binary_equal (a->auth.number, auth->number, auth->number_length)
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&& a->auth.name_length == auth->name_length
|
||||
&& binary_equal (a->auth.name, auth->name, auth->name_length))
|
||||
{
|
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return TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
/* Add one item to our list of auth items. */
|
||||
static void
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add_auth_item (Xauth *auth)
|
||||
{
|
||||
addr_list *a = malloc (sizeof (addr_list));
|
||||
|
||||
a->auth.family = auth->family;
|
||||
a->auth.address_length = auth->address_length;
|
||||
a->auth.address = binary_dup (auth->address, auth->address_length);
|
||||
a->auth.number_length = auth->number_length;
|
||||
a->auth.number = binary_dup (auth->number, auth->number_length);
|
||||
a->auth.name_length = auth->name_length;
|
||||
a->auth.name = binary_dup (auth->name, auth->name_length);
|
||||
a->auth.data_length = auth->data_length;
|
||||
a->auth.data = binary_dup (auth->data, auth->data_length);
|
||||
|
||||
a->next = addresses;
|
||||
addresses = a;
|
||||
}
|
||||
|
||||
/* Free all allocated auth items. */
|
||||
static void
|
||||
free_auth_items (void)
|
||||
{
|
||||
addr_list *a;
|
||||
|
||||
while ((a = addresses) != NULL)
|
||||
{
|
||||
addresses = a->next;
|
||||
|
||||
binary_free (a->auth.address, a->auth.address_length);
|
||||
binary_free (a->auth.number, a->auth.number_length);
|
||||
binary_free (a->auth.name, a->auth.name_length);
|
||||
binary_free (a->auth.data, a->auth.data_length);
|
||||
free (a);
|
||||
}
|
||||
}
|
||||
|
||||
/* Add the unix domain auth item. */
|
||||
static void
|
||||
define_local (Xauth *auth)
|
||||
{
|
||||
char *host = host_name ();
|
||||
|
||||
#ifdef DEBUG
|
||||
fprintf (stderr, "x11: hostname is %s\n", host);
|
||||
#endif
|
||||
|
||||
auth->family = FamilyLocal;
|
||||
auth->address_length = strlen (host);
|
||||
auth->address = host;
|
||||
|
||||
add_auth_item (auth);
|
||||
}
|
||||
|
||||
/* Add the tcp auth item. */
|
||||
static void
|
||||
define_named (Xauth *auth, const char *name)
|
||||
{
|
||||
struct ifaddrs *addrs, *ptr;
|
||||
|
||||
if (getifaddrs (&addrs) != 0)
|
||||
return;
|
||||
|
||||
for (ptr = addrs; ptr != NULL; ptr = ptr->ifa_next)
|
||||
{
|
||||
if (ptr->ifa_addr->sa_family != AF_INET)
|
||||
continue;
|
||||
|
||||
auth->family = FamilyInternet;
|
||||
auth->address_length = sizeof (struct in_addr);
|
||||
auth->address = (char *) &(((struct sockaddr_in *) ptr->ifa_addr)->sin_addr);
|
||||
|
||||
#ifdef DEBUG
|
||||
fprintf (stderr, "x11: ipaddr is %d.%d.%d.%d\n",
|
||||
(unsigned char) auth->address[0],
|
||||
(unsigned char) auth->address[1],
|
||||
(unsigned char) auth->address[2],
|
||||
(unsigned char) auth->address[3]);
|
||||
#endif
|
||||
|
||||
add_auth_item (auth);
|
||||
}
|
||||
|
||||
freeifaddrs (addrs);
|
||||
}
|
||||
|
||||
/* Parse the display number from NAME and add it to AUTH. */
|
||||
static void
|
||||
set_auth_number (Xauth *auth, const char *name)
|
||||
{
|
||||
char *colon;
|
||||
char *dot, *number;
|
||||
|
||||
colon = strrchr(name, ':');
|
||||
if (colon != NULL)
|
||||
{
|
||||
colon++;
|
||||
dot = strchr(colon, '.');
|
||||
|
||||
if (dot != NULL)
|
||||
auth->number_length = dot - colon;
|
||||
else
|
||||
auth->number_length = strlen (colon);
|
||||
|
||||
number = malloc (auth->number_length + 1);
|
||||
if (number != NULL)
|
||||
{
|
||||
strncpy (number, colon, auth->number_length);
|
||||
number[auth->number_length] = '\0';
|
||||
}
|
||||
else
|
||||
{
|
||||
auth->number_length = 0;
|
||||
}
|
||||
|
||||
auth->number = number;
|
||||
}
|
||||
}
|
||||
|
||||
/* Put 128 bits of random data into DATA. If possible, it will be "high
|
||||
quality" */
|
||||
static int
|
||||
generate_mit_magic_cookie (char data[16])
|
||||
{
|
||||
int fd, ret, i;
|
||||
long *ldata = (long *) data;
|
||||
|
||||
fd = open ("/dev/random", O_RDONLY);
|
||||
if (fd > 0) {
|
||||
ret = read (fd, data, 16);
|
||||
close (fd);
|
||||
if (ret == 16) return TRUE;
|
||||
}
|
||||
|
||||
/* fall back to the usual crappy rng */
|
||||
|
||||
srand48 (getpid () ^ time (NULL));
|
||||
|
||||
for (i = 0; i < 4; i++)
|
||||
ldata[i] = lrand48 ();
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/* Create the keys we'll be using for the display named NAME. */
|
||||
static int
|
||||
make_auth_keys (const char *name)
|
||||
{
|
||||
Xauth auth;
|
||||
char key[16];
|
||||
|
||||
if (auth_file == NULL)
|
||||
return FALSE;
|
||||
|
||||
auth.name = "MIT-MAGIC-COOKIE-1";
|
||||
auth.name_length = strlen (auth.name);
|
||||
|
||||
if (!generate_mit_magic_cookie (key))
|
||||
{
|
||||
auth_file = NULL;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
auth.data = key;
|
||||
auth.data_length = 16;
|
||||
|
||||
set_auth_number (&auth, name);
|
||||
|
||||
define_named (&auth, host_name ());
|
||||
define_local (&auth);
|
||||
|
||||
free (auth.number);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/* If ADD-ENTRIES is true, merge our auth entries into the existing
|
||||
Xauthority file. If ADD-ENTRIES is false, remove our entries. */
|
||||
static int
|
||||
write_auth_file (int add_entries)
|
||||
{
|
||||
char *home, newname[1024];
|
||||
int fd, ret;
|
||||
FILE *new_fh, *old_fh;
|
||||
addr_list *addr;
|
||||
Xauth *auth;
|
||||
|
||||
if (auth_file == NULL)
|
||||
return FALSE;
|
||||
|
||||
home = getenv ("HOME");
|
||||
if (home == NULL)
|
||||
{
|
||||
auth_file = NULL;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
snprintf (newname, sizeof (newname), "%s/.XauthorityXXXXXX", home);
|
||||
mktemp (newname);
|
||||
|
||||
if (XauLockAuth (auth_file, 1, 2, 10) != LOCK_SUCCESS)
|
||||
{
|
||||
/* FIXME: do something here? */
|
||||
|
||||
auth_file = NULL;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
fd = open (newname, O_WRONLY | O_CREAT | O_TRUNC, 0600);
|
||||
if (fd >= 0)
|
||||
{
|
||||
new_fh = fdopen (fd, "w");
|
||||
if (new_fh != NULL)
|
||||
{
|
||||
if (add_entries)
|
||||
{
|
||||
for (addr = addresses; addr != NULL; addr = addr->next)
|
||||
{
|
||||
XauWriteAuth (new_fh, &addr->auth);
|
||||
}
|
||||
}
|
||||
|
||||
old_fh = fopen (auth_file, "r");
|
||||
if (old_fh != NULL)
|
||||
{
|
||||
while ((auth = XauReadAuth (old_fh)) != NULL)
|
||||
{
|
||||
if (!check_auth_item (auth))
|
||||
XauWriteAuth (new_fh, auth);
|
||||
XauDisposeAuth (auth);
|
||||
}
|
||||
fclose (old_fh);
|
||||
}
|
||||
|
||||
fclose (new_fh);
|
||||
unlink (auth_file);
|
||||
|
||||
ret = rename (newname, auth_file);
|
||||
|
||||
if (ret != 0)
|
||||
auth_file = NULL;
|
||||
|
||||
XauUnlockAuth (auth_file);
|
||||
return ret == 0;
|
||||
}
|
||||
|
||||
close (fd);
|
||||
}
|
||||
|
||||
XauUnlockAuth (auth_file);
|
||||
auth_file = NULL;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
|
||||
/* Subprocess management functions. */
|
||||
|
||||
static int
|
||||
start_server (char **xargv)
|
||||
{
|
||||
int child;
|
||||
|
||||
child = fork ();
|
||||
|
||||
switch (child)
|
||||
{
|
||||
case -1: /* error */
|
||||
perror ("fork");
|
||||
return FALSE;
|
||||
|
||||
case 0: /* child */
|
||||
execv (X_SERVER, xargv);
|
||||
perror ("Couldn't exec " X_SERVER);
|
||||
_exit (1);
|
||||
|
||||
default: /* parent */
|
||||
server_pid = child;
|
||||
return TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
static int
|
||||
wait_for_server (void)
|
||||
{
|
||||
int count = 100;
|
||||
|
||||
while (count-- > 0)
|
||||
{
|
||||
int status;
|
||||
|
||||
server_dpy = XOpenDisplay (server_name);
|
||||
if (server_dpy != NULL)
|
||||
return TRUE;
|
||||
|
||||
if (waitpid (server_pid, &status, WNOHANG) == server_pid)
|
||||
return FALSE;
|
||||
|
||||
sleep (1);
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static int
|
||||
start_client (void)
|
||||
{
|
||||
int child;
|
||||
|
||||
child = fork();
|
||||
|
||||
switch (child) {
|
||||
char *temp, buf[1024];
|
||||
|
||||
case -1: /* error */
|
||||
perror("fork");
|
||||
return FALSE;
|
||||
|
||||
case 0: /* child */
|
||||
/* Setup environment */
|
||||
temp = getenv("DISPLAY");
|
||||
// if (temp == NULL && temp[0] != 0)
|
||||
setenv("DISPLAY", server_name, TRUE);
|
||||
|
||||
temp = getenv("PATH");
|
||||
if (temp == NULL || temp[0] == 0)
|
||||
setenv ("PATH", DEFAULT_PATH, TRUE);
|
||||
else if (strnstr(temp, "/usr/X11/bin", sizeof(temp)) == NULL) {
|
||||
snprintf(buf, sizeof(buf), "%s:/usr/X11/bin", temp);
|
||||
setenv("PATH", buf, TRUE);
|
||||
}
|
||||
|
||||
/* First try value of $XINITRC, if set. */
|
||||
temp = getenv("XINITRC");
|
||||
if (temp != NULL && temp[0] != 0 && access(temp, R_OK) == 0)
|
||||
execlp (SHELL, SHELL, temp, NULL);
|
||||
|
||||
/* Then look for .xinitrc in user's home directory. */
|
||||
temp = getenv("HOME");
|
||||
if (temp != NULL && temp[0] != 0) {
|
||||
chdir(temp);
|
||||
snprintf (buf, sizeof (buf), "%s/.xinitrc", temp);
|
||||
if (access(buf, R_OK) == 0)
|
||||
execlp(SHELL, SHELL, buf, NULL);
|
||||
}
|
||||
|
||||
/* Then try the default xinitrc in the lib directory. */
|
||||
|
||||
if (access(DEFAULT_XINITRC, R_OK) == 0)
|
||||
execlp(SHELL, SHELL, DEFAULT_XINITRC, NULL);
|
||||
|
||||
/* Then fallback to hardcoding an xterm and the window manager. */
|
||||
|
||||
// system(XTERM_PATH " &");
|
||||
execl(WM_PATH, WM_PATH, NULL);
|
||||
|
||||
perror("exec");
|
||||
_exit(1);
|
||||
|
||||
default: /* parent */
|
||||
client_pid = child;
|
||||
return TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
sigchld_handler (int sig)
|
||||
{
|
||||
int pid, status;
|
||||
|
||||
again:
|
||||
pid = waitpid (WAIT_ANY, &status, WNOHANG);
|
||||
|
||||
if (pid > 0)
|
||||
{
|
||||
if (pid == server_pid)
|
||||
{
|
||||
server_pid = -1;
|
||||
|
||||
if (client_pid >= 0)
|
||||
kill (client_pid, SIGTERM);
|
||||
}
|
||||
else if (pid == client_pid)
|
||||
{
|
||||
client_pid = -1;
|
||||
|
||||
if (server_pid >= 0 && xinit_kills_server)
|
||||
kill (server_pid, SIGTERM);
|
||||
}
|
||||
goto again;
|
||||
}
|
||||
|
||||
if (server_pid == -1 && client_pid == -1)
|
||||
longjmp (exit_continuation, 1);
|
||||
|
||||
signal (SIGCHLD, sigchld_handler);
|
||||
}
|
||||
|
||||
|
||||
/* Server utilities. */
|
||||
|
||||
static Boolean
|
||||
display_exists_p (int number)
|
||||
{
|
||||
char buf[64];
|
||||
xcb_connection_t *conn;
|
||||
char *fullname = NULL;
|
||||
int idisplay, iscreen;
|
||||
char *conn_auth_name, *conn_auth_data;
|
||||
int conn_auth_namelen, conn_auth_datalen;
|
||||
|
||||
// extern void *_X11TransConnectDisplay ();
|
||||
// extern void _XDisconnectDisplay ();
|
||||
|
||||
/* Since connecting to the display waits for a few seconds if the
|
||||
display doesn't exist, check for trivial non-existence - if the
|
||||
socket in /tmp exists or not.. (note: if the socket exists, the
|
||||
server may still not, so we need to try to connect in that case..) */
|
||||
|
||||
sprintf (buf, "/tmp/.X11-unix/X%d", number);
|
||||
if (access (buf, F_OK) != 0)
|
||||
return FALSE;
|
||||
|
||||
sprintf (buf, ":%d", number);
|
||||
conn = xcb_connect(buf, NULL);
|
||||
if (xcb_connection_has_error(conn)) return FALSE;
|
||||
|
||||
xcb_disconnect(conn);
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
|
||||
/* Monitoring when the system's ip addresses change. */
|
||||
|
||||
static Boolean pending_timer;
|
||||
|
||||
static void
|
||||
timer_callback (CFRunLoopTimerRef timer, void *info)
|
||||
{
|
||||
pending_timer = FALSE;
|
||||
|
||||
/* Update authentication names. Need to write .Xauthority file first
|
||||
without the existing entries, then again with the new entries.. */
|
||||
|
||||
write_auth_file (FALSE);
|
||||
|
||||
free_auth_items ();
|
||||
make_auth_keys (server_name);
|
||||
|
||||
write_auth_file (TRUE);
|
||||
}
|
||||
|
||||
/* This function is called when the system's ip addresses may have changed. */
|
||||
static void
|
||||
ipaddr_callback (SCDynamicStoreRef store, CFArrayRef changed_keys, void *info)
|
||||
{
|
||||
#if DEBUG
|
||||
if (changed_keys != NULL) {
|
||||
fprintf (stderr, "x11: changed sc keys: ");
|
||||
CFShow (changed_keys);
|
||||
}
|
||||
#endif
|
||||
|
||||
if (auth_file != NULL && !pending_timer)
|
||||
{
|
||||
CFRunLoopTimerRef timer;
|
||||
|
||||
timer = CFRunLoopTimerCreate (NULL, CFAbsoluteTimeGetCurrent () + 1.0,
|
||||
0.0, 0, 0, timer_callback, NULL);
|
||||
CFRunLoopAddTimer (CFRunLoopGetCurrent (), timer,
|
||||
kCFRunLoopDefaultMode);
|
||||
CFRelease (timer);
|
||||
|
||||
pending_timer = TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
/* This code adapted from "Living in a Dynamic TCP/IP Environment" technote. */
|
||||
static Boolean
|
||||
install_ipaddr_source (void)
|
||||
{
|
||||
CFRunLoopSourceRef source = NULL;
|
||||
|
||||
SCDynamicStoreContext context = {0};
|
||||
SCDynamicStoreRef ref;
|
||||
|
||||
ref = SCDynamicStoreCreate (NULL,
|
||||
CFSTR ("AddIPAddressListChangeCallbackSCF"),
|
||||
ipaddr_callback, &context);
|
||||
|
||||
if (ref != NULL)
|
||||
{
|
||||
const void *keys[4], *patterns[2];
|
||||
int i;
|
||||
|
||||
keys[0] = SCDynamicStoreKeyCreateNetworkGlobalEntity (NULL, kSCDynamicStoreDomainState, kSCEntNetIPv4);
|
||||
keys[1] = SCDynamicStoreKeyCreateNetworkGlobalEntity (NULL, kSCDynamicStoreDomainState, kSCEntNetIPv6);
|
||||
keys[2] = SCDynamicStoreKeyCreateComputerName (NULL);
|
||||
keys[3] = SCDynamicStoreKeyCreateHostNames (NULL);
|
||||
|
||||
patterns[0] = SCDynamicStoreKeyCreateNetworkInterfaceEntity (NULL, kSCDynamicStoreDomainState, kSCCompAnyRegex, kSCEntNetIPv4);
|
||||
patterns[1] = SCDynamicStoreKeyCreateNetworkInterfaceEntity (NULL, kSCDynamicStoreDomainState, kSCCompAnyRegex, kSCEntNetIPv6);
|
||||
|
||||
if (keys[0] != NULL && keys[1] != NULL && keys[2] != NULL
|
||||
&& keys[3] != NULL && patterns[0] != NULL && patterns[1] != NULL)
|
||||
{
|
||||
CFArrayRef key_array, pattern_array;
|
||||
|
||||
key_array = CFArrayCreate (NULL, keys, 4, &kCFTypeArrayCallBacks);
|
||||
pattern_array = CFArrayCreate (NULL, patterns, 2, &kCFTypeArrayCallBacks);
|
||||
|
||||
if (key_array != NULL || pattern_array != NULL)
|
||||
{
|
||||
SCDynamicStoreSetNotificationKeys (ref, key_array, pattern_array);
|
||||
source = SCDynamicStoreCreateRunLoopSource (NULL, ref, 0);
|
||||
}
|
||||
|
||||
if (key_array != NULL)
|
||||
CFRelease (key_array);
|
||||
if (pattern_array != NULL)
|
||||
CFRelease (pattern_array);
|
||||
}
|
||||
|
||||
|
||||
for (i = 0; i < 4; i++)
|
||||
if (keys[i] != NULL)
|
||||
CFRelease (keys[i]);
|
||||
for (i = 0; i < 2; i++)
|
||||
if (patterns[i] != NULL)
|
||||
CFRelease (patterns[i]);
|
||||
|
||||
CFRelease (ref);
|
||||
}
|
||||
|
||||
if (source != NULL)
|
||||
{
|
||||
CFRunLoopAddSource (CFRunLoopGetCurrent (),
|
||||
source, kCFRunLoopDefaultMode);
|
||||
CFRelease (source);
|
||||
}
|
||||
|
||||
return source != NULL;
|
||||
}
|
||||
|
||||
|
||||
/* Entrypoint. */
|
||||
|
||||
void
|
||||
termination_signal_handler (int unused_sig)
|
||||
{
|
||||
signal (SIGTERM, SIG_DFL);
|
||||
signal (SIGHUP, SIG_DFL);
|
||||
signal (SIGINT, SIG_DFL);
|
||||
signal (SIGQUIT, SIG_DFL);
|
||||
|
||||
longjmp (exit_continuation, 1);
|
||||
}
|
||||
|
||||
int
|
||||
server_main (int argc, char **argv)
|
||||
{
|
||||
char **xargv;
|
||||
int i, j;
|
||||
int fd;
|
||||
|
||||
xargv = alloca (sizeof (char *) * (argc + 32));
|
||||
|
||||
if (!read_boolean_pref (CFSTR ("no_auth"), FALSE))
|
||||
auth_file = XauFileName ();
|
||||
|
||||
/* The standard X11 behaviour is for the server to quit when the first
|
||||
client exits. But it can be useful for debugging (and to mimic our
|
||||
behaviour in the beta releases) to not do that. */
|
||||
|
||||
xinit_kills_server = read_boolean_pref (CFSTR ("xinit_kills_server"), TRUE);
|
||||
|
||||
for (i = 1; i < argc; i++)
|
||||
{
|
||||
if (argv[i][0] == ':')
|
||||
server_name = argv[i];
|
||||
}
|
||||
|
||||
if (server_name == NULL)
|
||||
{
|
||||
static char name[8];
|
||||
|
||||
/* No display number specified, so search for the first unused.
|
||||
|
||||
There's a big old race condition here if two servers start at
|
||||
the same time, but that's fairly unlikely. We could create
|
||||
lockfiles or something, but that's seems more likely to cause
|
||||
problems than the race condition itself.. */
|
||||
|
||||
for (i = 0; i < MAX_DISPLAYS; i++)
|
||||
{
|
||||
if (!display_exists_p (i))
|
||||
break;
|
||||
}
|
||||
|
||||
if (i == MAX_DISPLAYS)
|
||||
{
|
||||
fprintf (stderr, "%s: couldn't allocate a display number", argv[0]);
|
||||
exit (1);
|
||||
}
|
||||
|
||||
sprintf (name, ":%d", i);
|
||||
server_name = name;
|
||||
}
|
||||
|
||||
if (auth_file != NULL)
|
||||
{
|
||||
/* Create new Xauth keys and add them to the .Xauthority file */
|
||||
|
||||
make_auth_keys (server_name);
|
||||
write_auth_file (TRUE);
|
||||
}
|
||||
|
||||
/* Construct our new argv */
|
||||
|
||||
i = j = 0;
|
||||
|
||||
xargv[i++] = argv[j++];
|
||||
|
||||
if (auth_file != NULL)
|
||||
{
|
||||
xargv[i++] = "-auth";
|
||||
xargv[i++] = auth_file;
|
||||
}
|
||||
|
||||
/* By default, don't listen on tcp sockets if Xauth is disabled. */
|
||||
|
||||
if (read_boolean_pref (CFSTR ("nolisten_tcp"), auth_file == NULL))
|
||||
{
|
||||
xargv[i++] = "-nolisten";
|
||||
xargv[i++] = "tcp";
|
||||
}
|
||||
|
||||
while (j < argc)
|
||||
{
|
||||
if (argv[j++][0] != ':')
|
||||
xargv[i++] = argv[j-1];
|
||||
}
|
||||
|
||||
xargv[i++] = (char *) server_name;
|
||||
xargv[i++] = NULL;
|
||||
|
||||
/* Detach from any controlling terminal and connect stdin to /dev/null */
|
||||
|
||||
#ifdef TIOCNOTTY
|
||||
fd = open ("/dev/tty", O_RDONLY);
|
||||
if (fd != -1)
|
||||
{
|
||||
ioctl (fd, TIOCNOTTY, 0);
|
||||
close (fd);
|
||||
}
|
||||
#endif
|
||||
|
||||
fd = open ("/dev/null", O_RDWR, 0);
|
||||
if (fd >= 0)
|
||||
{
|
||||
dup2 (fd, 0);
|
||||
if (fd > 0)
|
||||
close (fd);
|
||||
}
|
||||
|
||||
if (!start_server (xargv))
|
||||
return 1;
|
||||
|
||||
if (!wait_for_server ())
|
||||
{
|
||||
kill (server_pid, SIGTERM);
|
||||
return 1;
|
||||
}
|
||||
|
||||
if (!start_client ())
|
||||
{
|
||||
kill (server_pid, SIGTERM);
|
||||
return 1;
|
||||
}
|
||||
|
||||
signal (SIGCHLD, sigchld_handler);
|
||||
|
||||
signal (SIGTERM, termination_signal_handler);
|
||||
signal (SIGHUP, termination_signal_handler);
|
||||
signal (SIGINT, termination_signal_handler);
|
||||
signal (SIGQUIT, termination_signal_handler);
|
||||
|
||||
if (setjmp (exit_continuation) == 0)
|
||||
{
|
||||
if (install_ipaddr_source ())
|
||||
CFRunLoopRun ();
|
||||
else
|
||||
while (1) pause ();
|
||||
}
|
||||
|
||||
signal (SIGCHLD, SIG_IGN);
|
||||
|
||||
if (client_pid >= 0) kill (client_pid, SIGTERM);
|
||||
if (server_pid >= 0) kill (server_pid, SIGTERM);
|
||||
|
||||
if (auth_file != NULL)
|
||||
{
|
||||
/* Remove our Xauth keys */
|
||||
|
||||
write_auth_file (FALSE);
|
||||
}
|
||||
|
||||
free_auth_items ();
|
||||
|
||||
return 0;
|
||||
}
|
Loading…
Reference in New Issue
Block a user