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https://github.com/encounter/SDL.git
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70438be272
WinRT apps can set a default, preferred orientation via a .appxmanifest file. SDL was overriding this on app startup, and making the app use all possible orientations (landscape and portrait). Thanks to Eric Wing for the heads up on this!
121 lines
3.2 KiB
C
121 lines
3.2 KiB
C
/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../SDL_internal.h"
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/* General quit handling code for SDL */
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#ifdef HAVE_SIGNAL_H
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#include <signal.h>
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#endif
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#include "SDL_events.h"
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#include "SDL_events_c.h"
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#ifdef HAVE_SIGNAL_H
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static void
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SDL_HandleSIG(int sig)
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{
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/* Reset the signal handler */
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signal(sig, SDL_HandleSIG);
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/* Signal a quit interrupt */
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SDL_SendQuit();
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}
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#endif /* HAVE_SIGNAL_H */
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/* Public functions */
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int
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SDL_QuitInit(void)
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{
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#ifdef HAVE_SIGACTION
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struct sigaction action;
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sigaction(SIGINT, NULL, &action);
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#ifdef HAVE_SA_SIGACTION
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if ( action.sa_handler == SIG_DFL && action.sa_sigaction == (void*)SIG_DFL ) {
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#else
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if ( action.sa_handler == SIG_DFL ) {
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#endif
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action.sa_handler = SDL_HandleSIG;
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sigaction(SIGINT, &action, NULL);
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}
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sigaction(SIGTERM, NULL, &action);
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#ifdef HAVE_SA_SIGACTION
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if ( action.sa_handler == SIG_DFL && action.sa_sigaction == (void*)SIG_DFL ) {
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#else
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if ( action.sa_handler == SIG_DFL ) {
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#endif
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action.sa_handler = SDL_HandleSIG;
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sigaction(SIGTERM, &action, NULL);
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}
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#elif HAVE_SIGNAL_H
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void (*ohandler) (int);
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/* Both SIGINT and SIGTERM are translated into quit interrupts */
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ohandler = signal(SIGINT, SDL_HandleSIG);
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if (ohandler != SIG_DFL)
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signal(SIGINT, ohandler);
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ohandler = signal(SIGTERM, SDL_HandleSIG);
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if (ohandler != SIG_DFL)
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signal(SIGTERM, ohandler);
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#endif /* HAVE_SIGNAL_H */
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/* That's it! */
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return (0);
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}
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void
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SDL_QuitQuit(void)
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{
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#ifdef HAVE_SIGACTION
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struct sigaction action;
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sigaction(SIGINT, NULL, &action);
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if ( action.sa_handler == SDL_HandleSIG ) {
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action.sa_handler = SIG_DFL;
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sigaction(SIGINT, &action, NULL);
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}
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sigaction(SIGTERM, NULL, &action);
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if ( action.sa_handler == SDL_HandleSIG ) {
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action.sa_handler = SIG_DFL;
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sigaction(SIGTERM, &action, NULL);
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}
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#elif HAVE_SIGNAL_H
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void (*ohandler) (int);
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ohandler = signal(SIGINT, SIG_DFL);
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if (ohandler != SDL_HandleSIG)
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signal(SIGINT, ohandler);
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ohandler = signal(SIGTERM, SIG_DFL);
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if (ohandler != SDL_HandleSIG)
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signal(SIGTERM, ohandler);
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#endif /* HAVE_SIGNAL_H */
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}
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/* This function returns 1 if it's okay to close the application window */
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int
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SDL_SendQuit(void)
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{
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return SDL_SendAppEvent(SDL_QUIT);
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}
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/* vi: set ts=4 sw=4 expandtab: */
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