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
11	pmbaty	14	#include <SDL2/SDL.h>
1	pmbaty	15
		16	#include <signal.h>
		17
		18	#include "system.h"
11	pmbaty	19	#if defined(_WIN32)
1	pmbaty	20	#include "windows.h"
2	pmbaty	21	char *sys_getbasepath (void)
		22	{
		23	static char app_path[1024] = "";
		24	if (app_path[0] == 0)
		25	{
		26	GetModuleFileName (NULL, app_path, 1024);
		27	if (strrchr (app_path, '\\') != NULL)
		28	*strrchr (app_path, '\\') = 0;
		29	}
		30	return (app_path);
		31	}
13	pmbaty	32	#define sys_getdatapath() sys_getbasepath ()
11	pmbaty	33	#elif defined(__APPLE__)
2	pmbaty	34	#include <CoreFoundation/CoreFoundation.h>
13	pmbaty	35	#include <sys/types.h>
		36	#include <sys/stat.h>
		37	#include <unistd.h>
2	pmbaty	38	#include <dlfcn.h>
13	pmbaty	39	#include <pwd.h>
2	pmbaty	40	void MessageBox (void handle, char msg, char *title, int buttons)
		41	{
		42	const void *keys[2];
		43	const void *values[2];
		44	SInt32 result;
1	pmbaty	45
2	pmbaty	46	if (title == NULL)
		47	title = "";
1	pmbaty	48
2	pmbaty	49	keys[0] = kCFUserNotificationAlertHeaderKey;
		50	values[0] = CFStringCreateWithCString (kCFAllocatorDefault, title, kCFStringEncodingUTF8);;
		51
		52	keys[1] = kCFUserNotificationAlertMessageKey;
		53	values[1] = CFStringCreateWithCString (kCFAllocatorDefault, msg, kCFStringEncodingUTF8);
		54
		55	result = 0;
		56	CFUserNotificationCreate
		57	(
		58	kCFAllocatorDefault,
		59	0,
		60	kCFUserNotificationPlainAlertLevel,
		61	&result,
		62	CFDictionaryCreate
		63	(
		64	0,
		65	keys,
		66	values,
		67	sizeof (keys) / sizeof (*keys),
		68	&kCFTypeDictionaryKeyCallBacks,
		69	&kCFTypeDictionaryValueCallBacks
		70	)
		71	);
		72	}
		73	#define MB_OK 0
		74	char *sys_getbasepath (void)
		75	{
		76	static char app_path[1024] = "";
		77	if (app_path[0] == 0)
		78	{
		79	Dl_info addr_info;
7	pmbaty	80	if (dladdr (sys_getbasepath, &addr_info) == 0)
2	pmbaty	81	return (".");
		82	strcpy_s (app_path, 1024, addr_info.dli_fname);
		83	if (strrchr (app_path, '/') != NULL)
		84	*strrchr (app_path, '/') = 0;
4	pmbaty	85	if (strrchr (app_path, '/') != NULL)
		86	*strrchr (app_path, '/') = 0;
		87	strcat_s (app_path, 1024, "/Resources");
2	pmbaty	88	}
		89	return (app_path);
		90	}
13	pmbaty	91	char *sys_getdatapath (void)
		92	{
		93	static char data_path[1024] = "";
		94	if (data_path[0] == 0)
		95	{
		96	// Pierre-Marie Baty -- macOS .app fix
		97	// peek in ~/Library/Application Support/<DOTTED BUNDLE ID>
		98	// if the directory doesn't exist, create it
		99	char bundle_id[256];
		100	char *homedir = getenv ("HOME");
		101	if (homedir == NULL)
		102	homedir = getpwuid (getuid ())->pw_dir;
		103	CFStringGetCString (CFBundleGetIdentifier (CFBundleGetMainBundle ()), bundle_id, sizeof (bundle_id), kCFStringEncodingUTF8);
		104	sprintf (data_path, "%s/Library/Application Support/%s", homedir, bundle_id);
		105	if (access (data_path, 0) != 0)
		106	mkdir (data_path, 0755);
		107	}
		108	return (data_path);
		109	}
11	pmbaty	110	#else // !_WIN32 && !__APPLE__
2	pmbaty	111	#define MessageBox(handle,msg,title,btns) fprintf (stderr, msg)
		112	#define MB_OK 0
		113	char *sys_getbasepath (void)
		114	{
		115	return (".");
		116	}
13	pmbaty	117	#define sys_getdatapath() sys_getbasepath ()
11	pmbaty	118	#endif // _WIN32 \|\| __APPLE__
2	pmbaty	119
		120
1	pmbaty	121	/*
		122	* Panic
		123	*/
		124	void sys_panic (char *err, ...)
		125	{
		126	va_list argptr;
		127	char s[1024];
		128
		129	/* prepare message */
		130	va_start (argptr, err);
		131	vsprintf_s (s, sizeof (s), err, argptr);
		132	va_end (argptr);
		133
		134	/* print message and die */
		135	MessageBox (NULL, s, NULL, MB_OK);
		136	exit (1);
		137	}
		138
		139
		140	/*
		141	* Print a message
		142	*/
		143	void sys_printf (char *msg, ...)
		144	{
		145	va_list argptr;
		146	char s[2048];
		147
		148	/* prepare message */
		149	va_start (argptr, msg);
		150	vsprintf_s (s, sizeof (s), msg, argptr);
		151	va_end (argptr);
		152
		153	MessageBox (NULL, s, NULL, MB_OK);
		154	}
		155
		156
		157	/*
		158	* Return number of microseconds elapsed since first call
		159	*/
		160	U32 sys_gettime (void)
		161	{
		162	static U32 ticks_base = 0;
		163	U32 ticks;
		164
		165	ticks = SDL_GetTicks ();
		166
		167	if (!ticks_base)
		168	ticks_base = ticks;
		169
		170	return ticks - ticks_base;
		171	}
		172
		173
		174	/*
		175	* Sleep a number of microseconds
		176	*/
		177	void sys_sleep (int s)
		178	{
		179	SDL_Delay (s);
		180	}
		181
		182
		183	/*
		184	* Initialize system
		185	*/
		186	void sys_init (int argc, char **argv)
		187	{
		188	sysarg_init (argc, argv);
		189	sysvid_init ();
		190	sysjoy_init ();
		191
		192	if (sysarg_args_nosound == 0)
		193	syssnd_init ();
		194
		195	atexit (sys_shutdown);
		196	signal (SIGINT, exit);
		197	signal (SIGTERM, exit);
		198	}
		199
		200
		201	/*
		202	* Shutdown system
		203	*/
		204	void sys_shutdown (void)
		205	{
		206	syssnd_shutdown ();
		207	sysjoy_shutdown ();
		208	sysvid_shutdown ();
		209	}

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Games.Rick Dangerous/src/system.c – Rev 13