BeOS support for power subsystem.
--- a/configure.in Sun Jun 07 06:49:01 2009 +0000
+++ b/configure.in Sun Jun 07 22:44:59 2009 +0000
@@ -2804,6 +2804,12 @@
SOURCES="$SOURCES $srcdir/src/loadso/beos/*.c"
have_loadso=yes
fi
+ # Set up files for the system power library
+ if test x$enable_power = xyes; then
+ AC_DEFINE(SDL_POWER_BEOS)
+ SOURCES="$SOURCES $srcdir/src/power/beos/*.c"
+ have_power=yes
+ fi
# The BeOS platform requires special setup.
SOURCES="$srcdir/src/main/beos/*.cc $SOURCES"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lroot -lbe -lmedia -lgame -ldevice -ltextencoding"
--- a/include/SDL_config.h.in Sun Jun 07 06:49:01 2009 +0000
+++ b/include/SDL_config.h.in Sun Jun 07 22:44:59 2009 +0000
@@ -330,6 +330,7 @@
#undef SDL_POWER_WINDOWS
#undef SDL_POWER_MACOSX
#undef SDL_POWER_OS2
+#undef SDL_POWER_BEOS
#undef SDL_POWER_NINTENDODS
#undef SDL_POWER_HARDWIRED
--- a/src/power/SDL_power.c Sun Jun 07 06:49:01 2009 +0000
+++ b/src/power/SDL_power.c Sun Jun 07 22:44:59 2009 +0000
@@ -35,6 +35,7 @@
SDL_bool SDL_GetPowerInfo_Windows(SDL_PowerState*, int*, int*);
SDL_bool SDL_GetPowerInfo_MacOSX(SDL_PowerState*, int*, int*);
SDL_bool SDL_GetPowerInfo_OS2(SDL_PowerState*, int*, int*);
+SDL_bool SDL_GetPowerInfo_BeOS(SDL_PowerState*, int*, int*);
SDL_bool SDL_GetPowerInfo_NintendoDS(SDL_PowerState*, int*, int*);
#ifndef SDL_POWER_DISABLED
@@ -71,6 +72,9 @@
#ifdef SDL_POWER_NINTENDODS /* handles Nintendo DS. */
SDL_GetPowerInfo_NintendoDS,
#endif
+#ifdef SDL_POWER_BEOS /* handles BeOS, Zeta, with euc.jp apm driver. */
+ SDL_GetPowerInfo_BeOS,
+#endif
#ifdef SDL_POWER_HARDWIRED
SDL_GetPowerInfo_Hardwired,
#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/power/beos/SDL_syspower.c Sun Jun 07 22:44:59 2009 +0000
@@ -0,0 +1,126 @@
+/*
+ SDL - Simple DirectMedia Layer
+ Copyright (C) 1997-2009 Sam Lantinga
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Sam Lantinga
+ slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#ifndef SDL_POWER_DISABLED
+#ifdef SDL_POWER_BEOS
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <ctype.h>
+#include <drivers/Drivers.h>
+
+/* These values are from apm.h ... */
+#define APM_DEVICE_PATH "/dev/misc/apm"
+#define APM_FUNC_OFFSET 0x5300
+#define APM_FUNC_GET_POWER_STATUS 10
+#define APM_DEVICE_ALL 1
+#define APM_BIOS_CALL (B_DEVICE_OP_CODES_END + 3)
+
+#include "SDL_power.h"
+
+SDL_bool
+SDL_GetPowerInfo_BeOS(SDL_PowerState *state, int *seconds, int *percent)
+{
+ const int fd = open("/dev/misc/apm", O_RDONLY);
+ SDL_bool need_details = SDL_FALSE;
+ uint16 regs[6];
+ uint8 ac_status;
+ uint8 battery_status;
+ uint8 battery_flags;
+ uint8 battery_life;
+ uint32 battery_time;
+
+ if (fd == -1) {
+ return SDL_FALSE; /* maybe some other method will work? */
+ }
+
+ memset(regs, '\0', sizeof (regs));
+ regs[0] = APM_FUNC_OFFSET + APM_FUNC_GET_POWER_STATUS;
+ regs[1] = APM_DEVICE_ALL;
+ rc = ioctl(fd, APM_BIOS_CALL, regs);
+ close(fd);
+
+ if (rc < 0) {
+ return SDL_FALSE;
+ }
+
+ ac_status = regs[1] >> 8;
+ battery_status = regs[1] & 0xFF;
+ battery_flags = regs[2] >> 8;
+ battery_life = regs[2] & 0xFF;
+ battery_time = (uint32) regs[3];
+
+ /* in theory, _something_ should be set in battery_flags, right? */
+ if (battery_flags == 0x00) { /* older APM BIOS? Less fields. */
+ battery_time = 0xFFFF;
+ if (battery_status == 0xFF) {
+ battery_flags = 0xFF;
+ } else {
+ battery_flags = (1 << status.battery_status);
+ }
+ }
+
+ if ( (battery_time != 0xFFFF) && (battery_time & (1 << 15)) ) {
+ /* time is in minutes, not seconds */
+ battery_time = (battery_time & 0x7FFF) * 60;
+ }
+
+ if (battery_flags == 0xFF) { /* unknown state */
+ *state = SDL_POWERSTATE_UNKNOWN;
+ } else if (battery_flags & (1 << 7)) { /* no battery */
+ *state = SDL_POWERSTATE_NO_BATTERY;
+ } else if (battery_flags & (1 << 3)) { /* charging */
+ *state = SDL_POWERSTATE_CHARGING;
+ need_details = SDL_TRUE;
+ } else if (ac_status == 1) {
+ *state = SDL_POWERSTATE_CHARGED; /* on AC, not charging. */
+ need_details = SDL_TRUE;
+ } else {
+ *state = SDL_POWERSTATE_ON_BATTERY; /* not on AC. */
+ need_details = SDL_TRUE;
+ }
+
+ *percent = -1;
+ *seconds = -1;
+ if (need_details) {
+ const int pct = (int) battery_life;
+ const int secs = (int) battery_time;
+
+ if (pct != 255) { /* 255 == unknown */
+ *percent = (pct > 100) ? 100 : pct; /* clamp between 0%, 100% */
+ }
+ if (secs != 0xFFFF) { /* 0xFFFF == unknown */
+ *seconds = secs;
+ }
+ }
+
+ return SDL_TRUE; /* the definitive answer if APM driver replied. */
+}
+
+#endif /* SDL_POWER_BEOS */
+#endif /* SDL_POWER_DISABLED */
+
+/* vi: set ts=4 sw=4 expandtab: */
+