WebSVN – Games.Rick Dangerous – Blame – //src/system.c

Rev	Author	Line No.	Line
1	pmbaty	1	/*
		2	* src/system.c
		3	*
		4	* Copyright (C) 1998-2002 BigOrno (bigorno@bigorno.net). All rights reserved.
		5	*
		6	* The use and distribution terms for this software are contained in the file
		7	* named README, which can be found in the root of this distribution. By
		8	* using this software in any fashion, you are agreeing to be bound by the
		9	* terms of this license.
		10	*
		11	* You must not remove this notice, or any other, from this software.
		12	*/
		13
		14	#include <SDL.h>
		15
		16	#include <signal.h>
		17
		18	#include "system.h"
		19	#include "windows.h"
		20
		21
		22	/*
		23	* Panic
		24	*/
		25	void sys_panic (char *err, ...)
		26	{
		27	va_list argptr;
		28	char s[1024];
		29
		30	/* prepare message */
		31	va_start (argptr, err);
		32	vsprintf_s (s, sizeof (s), err, argptr);
		33	va_end (argptr);
		34
		35	/* print message and die */
		36	MessageBox (NULL, s, NULL, MB_OK);
		37	exit (1);
		38	}
		39
		40
		41	/*
		42	* Print a message
		43	*/
		44	void sys_printf (char *msg, ...)
		45	{
		46	va_list argptr;
		47	char s[2048];
		48
		49	/* prepare message */
		50	va_start (argptr, msg);
		51	vsprintf_s (s, sizeof (s), msg, argptr);
		52	va_end (argptr);
		53
		54	MessageBox (NULL, s, NULL, MB_OK);
		55	}
		56
		57
		58	/*
		59	* Return number of microseconds elapsed since first call
		60	*/
		61	U32 sys_gettime (void)
		62	{
		63	static U32 ticks_base = 0;
		64	U32 ticks;
		65
		66	ticks = SDL_GetTicks ();
		67
		68	if (!ticks_base)
		69	ticks_base = ticks;
		70
		71	return ticks - ticks_base;
		72	}
		73
		74
		75	/*
		76	* Sleep a number of microseconds
		77	*/
		78	void sys_sleep (int s)
		79	{
		80	SDL_Delay (s);
		81	}
		82
		83
		84	/*
		85	* Initialize system
		86	*/
		87	void sys_init (int argc, char **argv)
		88	{
		89	sysarg_init (argc, argv);
		90	sysvid_init ();
		91	sysjoy_init ();
		92
		93	if (sysarg_args_nosound == 0)
		94	syssnd_init ();
		95
		96	atexit (sys_shutdown);
		97	signal (SIGINT, exit);
		98	signal (SIGTERM, exit);
		99	}
		100
		101
		102	/*
		103	* Shutdown system
		104	*/
		105	void sys_shutdown (void)
		106	{
		107	syssnd_shutdown ();
		108	sysjoy_shutdown ();
		109	sysvid_shutdown ();
		110	}

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Games.Rick Dangerous//src/system.c – Rev 1