http://packetstormsecurity.org/UNIX/admin/xscreensaver-4.14.tar.gz

[xscreensaver] / driver / xscreensaver.h

diff --git a/driver/xscreensaver.h b/driver/xscreensaver.h
index 3ab14eaaab69e29863c5448c78cd6ed18e1f47cf..1ede883662a8c0ead0253750f9d4c2a2764559c9 100644 (file)
--- a/driver/xscreensaver.h
+++ b/driver/xscreensaver.h
@@ -1,4 +1,4 @@
-/* xscreensaver, Copyright (c) 1993-2001 Jamie Zawinski <jwz@jwz.org>
+/* xscreensaver, Copyright (c) 1993-2003 Jamie Zawinski <jwz@jwz.org>
  *
  * Permission to use, copy, modify, distribute, and sell this software and its
  * documentation for any purpose is hereby granted without fee, provided that
@@ -20,6 +20,10 @@
 #include <string.h>
 #include <stdio.h>
 
+#ifdef HAVE_SIGACTION
+# include <signal.h>    /* for sigset_t */
+#endif
+
 #include "prefs.h"
 
 extern char *progname;
@@ -62,6 +66,7 @@ struct saver_info {
      server extension info
      ======================================================================= */
 
+  Bool xinerama_p;                /* Whether Xinerama is in use.            */
   Bool using_xidle_extension;     /* which extension is being used.         */
   Bool using_mit_saver_extension;  /* Note that `p->use_*' is the *request*, */
   Bool using_sgi_saver_extension;  /* and `si->using_*' is the *reality*.    */
@@ -184,8 +189,19 @@ struct saver_info {
 struct saver_screen_info {
   saver_info *global;
 
-  int number;
-  Screen *screen;
+  int number;                  /* The internal ordinal of this screen,
+                                   counting Xinerama rectangles as separate
+                                   screens. */
+  int real_screen_number;      /* The number of the underlying X screen on
+                                   which this rectangle lies. */
+  Screen *screen;              /* The X screen in question. */
+
+  int x, y, width, height;     /* The size and position of this rectangle
+                                   on its underlying X screen. */
+
+  Bool real_screen_p;          /* This will be true of exactly one ssi per
+                                   X screen. */
+
   Widget toplevel_shell;
 
   /* =======================================================================
@@ -270,7 +286,7 @@ struct saver_screen_info {
    server extensions and virtual roots
    ======================================================================= */
 
-extern void restore_real_vroot (saver_info *si);
+extern Bool restore_real_vroot (saver_info *si);
 extern void disable_builtin_screensaver (saver_info *, Bool unblank_screen_p);
 extern Bool ensure_no_screensaver_running (Display *, Screen *);
 
@@ -373,7 +389,12 @@ extern void maybe_reload_init_file (saver_info *);
    subprocs
    ======================================================================= */
 
-extern void block_sigchld (void);
+extern void handle_signals (saver_info *si);
+#ifdef HAVE_SIGACTION
+ extern sigset_t block_sigchld (void);
+#else  /* !HAVE_SIGACTION */
+ extern int block_sigchld (void);
+#endif /* !HAVE_SIGACTION */
 extern void unblock_sigchld (void);
 extern void hack_environment (saver_info *si);
 extern void hack_subproc_environment (saver_screen_info *ssi);
@@ -386,6 +407,8 @@ extern void emergency_kill_subproc (saver_info *si);
 extern Bool select_visual (saver_screen_info *ssi, const char *visual_name);
 extern void store_saver_status (saver_info *si);
 extern const char *signal_name (int signal);
+extern void exec_command (const char *shell, const char *command,
+                          int nice_level);
 
 /* =======================================================================
    subprocs diagnostics
@@ -414,8 +437,9 @@ extern Bool window_exists_p (Display *dpy, Window window);
 extern char *timestring (void);
 extern Bool display_is_on_console_p (saver_info *si);
 extern Visual *get_best_gl_visual (saver_screen_info *ssi);
+extern void check_for_leaks (const char *where);
 
-extern Atom XA_VROOT, XA_XSETROOT_ID;
+extern Atom XA_VROOT, XA_XSETROOT_ID, XA_ESETROOT_PMAP_ID, XA_XROOTPMAP_ID;
 extern Atom XA_SCREENSAVER, XA_SCREENSAVER_VERSION, XA_SCREENSAVER_ID;
 extern Atom XA_SCREENSAVER_STATUS, XA_LOCK, XA_BLANK;
 extern Atom XA_DEMO, XA_PREFS;