From 5a079a2d114f96d4847d1ee305d5b7c16eeec50e Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Sat, 27 Dec 2025 12:03:39 -0800
Subject: Initial commit

---
 contrib/SDL-3.2.8/src/power/SDL_power.c | 113 ++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 contrib/SDL-3.2.8/src/power/SDL_power.c

(limited to 'contrib/SDL-3.2.8/src/power/SDL_power.c')

diff --git a/contrib/SDL-3.2.8/src/power/SDL_power.c b/contrib/SDL-3.2.8/src/power/SDL_power.c
new file mode 100644
index 0000000..5dde3b1
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/power/SDL_power.c
@@ -0,0 +1,113 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+#include "SDL_syspower.h"
+
+/*
+ * Returns true if we have a definitive answer.
+ * false to try next implementation.
+ */
+typedef bool (*SDL_GetPowerInfo_Impl)(SDL_PowerState *state, int *seconds,
+                                          int *percent);
+
+#ifndef SDL_POWER_DISABLED
+#ifdef SDL_POWER_HARDWIRED
+// This is for things that _never_ have a battery
+static bool SDL_GetPowerInfo_Hardwired(SDL_PowerState *state, int *seconds, int *percent)
+{
+    *seconds = -1;
+    *percent = -1;
+    *state = SDL_POWERSTATE_NO_BATTERY;
+    return true;
+}
+#endif
+
+static SDL_GetPowerInfo_Impl implementations[] = {
+#ifdef SDL_POWER_LINUX // in order of preference. More than could work.
+    SDL_GetPowerInfo_Linux_org_freedesktop_upower,
+    SDL_GetPowerInfo_Linux_sys_class_power_supply,
+    SDL_GetPowerInfo_Linux_proc_acpi,
+    SDL_GetPowerInfo_Linux_proc_apm,
+#endif
+#ifdef SDL_POWER_WINDOWS // handles Win32, Win64, PocketPC.
+    SDL_GetPowerInfo_Windows,
+#endif
+#ifdef SDL_POWER_UIKIT // handles iPhone/iPad/etc
+    SDL_GetPowerInfo_UIKit,
+#endif
+#ifdef SDL_POWER_MACOSX // handles macOS, Darwin.
+    SDL_GetPowerInfo_MacOSX,
+#endif
+#ifdef SDL_POWER_HAIKU // with BeOS euc.jp apm driver. Does this work on Haiku?
+    SDL_GetPowerInfo_Haiku,
+#endif
+#ifdef SDL_POWER_ANDROID // handles Android.
+    SDL_GetPowerInfo_Android,
+#endif
+#ifdef SDL_POWER_PSP // handles PSP.
+    SDL_GetPowerInfo_PSP,
+#endif
+#ifdef SDL_POWER_VITA // handles PSVita.
+    SDL_GetPowerInfo_VITA,
+#endif
+#ifdef SDL_POWER_N3DS // handles N3DS.
+    SDL_GetPowerInfo_N3DS,
+#endif
+#ifdef SDL_POWER_EMSCRIPTEN // handles Emscripten
+    SDL_GetPowerInfo_Emscripten,
+#endif
+
+#ifdef SDL_POWER_HARDWIRED
+    SDL_GetPowerInfo_Hardwired,
+#endif
+};
+#endif
+
+SDL_PowerState SDL_GetPowerInfo(int *seconds, int *percent)
+{
+#ifndef SDL_POWER_DISABLED
+    const int total = sizeof(implementations) / sizeof(implementations[0]);
+    SDL_PowerState result = SDL_POWERSTATE_UNKNOWN;
+    int i;
+#endif
+
+    int _seconds, _percent;
+    // Make these never NULL for platform-specific implementations.
+    if (!seconds) {
+        seconds = &_seconds;
+    }
+    if (!percent) {
+        percent = &_percent;
+    }
+
+#ifndef SDL_POWER_DISABLED
+    for (i = 0; i < total; i++) {
+        if (implementations[i](&result, seconds, percent)) {
+            return result;
+        }
+    }
+#endif
+
+    // nothing was definitive.
+    *seconds = -1;
+    *percent = -1;
+    return SDL_POWERSTATE_UNKNOWN;
+}
-- 
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