[AD] Oops

[ Thread Index | Date Index | More lists.liballeg.org/allegro-developers Archives ]

To: conductors@xxxxxxxxxx
Subject: [AD] Oops
From: "Vincent Penquerc'h" <lyrian@xxxxxxxxxx>
Date: Sat, 8 Jan 2000 17:25:02 +0100

Sorry, here it is :/

-- 
Vincent Penquerc'h
Windows NT - New Trial

diff -U 3 -N --recursive allegro.3.9.30.original/include/allegro/aintunix.h allegro/include/allegro/aintunix.h
--- allegro.3.9.30.original/include/allegro/aintunix.h	Tue Dec 21 19:36:53 1999
+++ allegro/include/allegro/aintunix.h	Sat Jan  8 17:01:27 2000
@@ -53,6 +53,10 @@
    AL_FUNC(void, _read_os_type, (void));
 
 
+   /* Helper for yield CPU */
+   AL_FUNC(void, _unix_yield_timeslice, (void));
+
+
 #ifdef ALLEGRO_WITH_XWINDOWS
    AL_FUNCPTR(void, _xwin_keyboard_interrupt, (int pressed, int code));
    AL_FUNCPTR(void, _xwin_keyboard_focused, (int focused));
diff -U 3 -N --recursive allegro.3.9.30.original/include/allegro/alinline.h allegro/include/allegro/alinline.h
--- allegro.3.9.30.original/include/allegro/alinline.h	Sun Dec 19 12:18:46 1999
+++ allegro/include/allegro/alinline.h	Sat Jan  8 16:52:33 2000
@@ -206,6 +206,16 @@
 
 
 
+AL_INLINE(void, yield_timeslice, (void),
+{
+   ASSERT(system_driver);
+
+   if (system_driver->yield_timeslice)
+      system_driver->yield_timeslice();
+})
+
+
+
 /*******************************************/
 /************ Graphics routines ************/
 /*******************************************/
diff -U 3 -N --recursive allegro.3.9.30.original/include/allegro.h allegro/include/allegro.h
--- allegro.3.9.30.original/include/allegro.h	Tue Dec 21 19:36:53 1999
+++ allegro/include/allegro.h	Sat Jan  8 16:52:33 2000
@@ -167,6 +167,7 @@
    AL_METHOD(int, set_display_switch_callback, (int dir, AL_METHOD(void, cb, (void))));
    AL_METHOD(void, remove_display_switch_callback, (AL_METHOD(void, cb, (void))));
    AL_METHOD(void, display_switch_lock, (int lock, int foreground));
+   AL_METHOD(void, yield_timeslice, (void));
    AL_METHOD(_DRIVER_INFO *, gfx_drivers, (void));
    AL_METHOD(_DRIVER_INFO *, digi_drivers, (void));
    AL_METHOD(_DRIVER_INFO *, midi_drivers, (void));
diff -U 3 -N --recursive allegro.3.9.30.original/src/allegro.c allegro/src/allegro.c
--- allegro.3.9.30.original/src/allegro.c	Mon Nov 22 02:31:34 1999
+++ allegro/src/allegro.c	Sat Jan  8 16:52:33 2000
@@ -598,7 +598,7 @@
    sys_none_init,
    sys_none_exit,
    NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 
-   NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+   NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
    sys_no_driver, sys_no_driver, sys_no_driver, sys_no_driver,
    sys_no_driver, sys_no_driver, sys_no_driver
 };
diff -U 3 -N --recursive allegro.3.9.30.original/src/beos/bsystem.c allegro/src/beos/bsystem.c
--- allegro.3.9.30.original/src/beos/bsystem.c	Mon Nov 22 02:31:48 1999
+++ allegro/src/beos/bsystem.c	Sat Jan  8 16:52:33 2000
@@ -51,6 +51,7 @@
    NULL,                        // AL_METHOD(int, set_display_switch_callback, (int dir, AL_METHOD(void, cb, (void))));
    NULL,                        // AL_METHOD(int, remove_display_switch_callback, (AL_METHOD(void, cb, (void))));
    NULL,                        // AL_METHOD(void, display_switch_lock, (int lock));
+   NULL,                        // AL_METHOD(void, yield_timeslice, (void));
    NULL,                        // AL_METHOD(_DRIVER_INFO *, gfx_drivers, (void));
    NULL,                        // AL_METHOD(_DRIVER_INFO *, digi_drivers, (void));
    NULL,                        // AL_METHOD(_DRIVER_INFO *, midi_drivers, (void));
diff -U 3 -N --recursive allegro.3.9.30.original/src/dos/dsystem.c allegro/src/dos/dsystem.c
--- allegro.3.9.30.original/src/dos/dsystem.c	Mon Nov 22 02:31:48 1999
+++ allegro/src/dos/dsystem.c	Sat Jan  8 16:52:33 2000
@@ -90,6 +90,7 @@
 static void sys_dos_restore_console_state(void);
 static void sys_dos_read_palette(void);
 static void sys_dos_set_palette(struct RGB *p, int from, int to, int vsync);
+static void sys_dos_yield_timeslice(void);
 
 #ifdef ALLEGRO_DJGPP
    static void sys_dos_assert(char *msg);
@@ -115,7 +116,9 @@
    NULL, NULL, NULL, NULL, NULL,
    sys_dos_read_palette,
    sys_dos_set_palette,
-   NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
+   NULL, NULL, NULL, NULL, NULL,
+   sys_dos_yield_timeslice,
+   NULL, NULL, NULL, NULL, NULL, NULL, NULL
 };
 
 
@@ -557,5 +560,17 @@
 void _restore_vga_mode(void)
 {
    /* nothing to be done in DOS */
+}
+
+
+
+/* sys_dos_yield_timeslice:
+ *  Yields the remaining timeslice portion to the system
+ */
+static void sys_dos_yield_timeslice()
+{
+#ifdef ALLEGRO_DJGPP
+  __dpmi_yield();
+#endif
 }
 
diff -U 3 -N --recursive allegro.3.9.30.original/src/linux/lsystem.c allegro/src/linux/lsystem.c
--- allegro.3.9.30.original/src/linux/lsystem.c	Tue Dec 21 19:36:54 1999
+++ allegro/src/linux/lsystem.c	Sat Jan  8 17:03:24 2000
@@ -81,6 +82,7 @@
    __al_linux_set_display_switch_callback,
    __al_linux_remove_display_switch_callback,
    __al_linux_display_switch_lock,
+   _unix_yield_timeslice,
    get_gfx_driver_list,
    NULL, /* digi_driver_list */
    NULL, /* midi_driver_list */
@@ -240,5 +242,6 @@
 
    free(tmp);
 }
+
 
 
diff -U 3 -N --recursive allegro.3.9.30.original/src/unix/usystem.c allegro/src/unix/usystem.c
--- allegro.3.9.30.original/src/unix/usystem.c	Mon Nov 22 02:31:48 1999
+++ allegro/src/unix/usystem.c	Sat Jan  8 17:02:21 2000
@@ -23,6 +23,14 @@
    #include <sys/utsname.h>
 #endif
 
+#ifdef _POSIX_PRIORITY_SCHEDULING
+/*
+ * Manpages say systems providing sched_yield() define
+ * _POSIX_PRIORITY_SCHEDULING in unistd.h
+ */
+#include <sched.h>
+#endif
+
 
 
 /* list the available drivers */
@@ -119,6 +127,23 @@
       os_type = OSTYPE_UNIX;
 
    #endif
+}
+
+
+
+/* _unix_sysdrv_yield_timeslice:
+ *  Yields remaining timeslice portion to the system
+ */
+void _unix_yield_timeslice(void)
+{
+#ifdef _POSIX_PRIORITY_SCHEDULING
+  sched_yield();
+#else
+  struct timeval timeout;
+  timeout.tv_sec = 0;
+  timeout.tc_usec = 1;
+  select(0,NULL,NULL,NULL,&timeout);
+#endif
 }
 
 
diff -U 3 -N --recursive allegro.3.9.30.original/src/win/wsystem.c allegro/src/win/wsystem.c
--- allegro.3.9.30.original/src/win/wsystem.c	Tue Dec 21 19:36:54 1999
+++ allegro/src/win/wsystem.c	Sat Jan  8 16:52:33 2000
@@ -70,6 +70,7 @@
    sys_directx_set_display_switch_callback,
    sys_directx_remove_display_switch_callback,
    NULL,                        /* AL_METHOD(void, display_switch_lock, (int lock)); */
+   NULL,                        /* AL_METHOD(void, yield_timeslice, (void)); */
    NULL,                        /* AL_METHOD(_DRIVER_INFO *, gfx_drivers, (void)); */
    _get_digi_driver_list,       /* AL_METHOD(_DRIVER_INFO *, digi_drivers, (void)); */
    _get_midi_driver_list,       /* AL_METHOD(_DRIVER_INFO *, midi_drivers, (void)); */
diff -U 3 -N --recursive allegro.3.9.30.original/src/x/xsystem.c allegro/src/x/xsystem.c
--- allegro.3.9.30.original/src/x/xsystem.c	Tue Dec 21 19:36:55 1999
+++ allegro/src/x/xsystem.c	Sat Jan  8 17:03:36 2000
@@ -72,6 +72,7 @@
    NULL, /* set_display_switch_callback */
    NULL, /* remove_display_switch_callback */
    NULL, /* display_switch_lock */
+   _unix_yield_timeslice,
    _xwin_sysdrv_gfx_drivers,
    NULL, /* digi_driver_list */
    NULL, /* midi_driver_list */

Messages sorted by: [ date | thread ]
Prev by Date: Re: [AD] use of cpu idle function internally
Next by Date: [AD] Addition: CPU yielding
Previous by thread: [AD] Clear MMX, 16-bit
Next by thread: [AD] Addition: CPU yielding

Mail converted by MHonArc 2.6.19+

http://listengine.tuxfamily.org/