src/Unix/xpram_unix.cpp

/*
 *  xpram_unix.cpp - XPRAM handling, Unix specific stuff
 *
 *  Basilisk II (C) 1997-2002 Christian Bauer
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "sysdeps.h"

#include <stdlib.h>

#include "xpram.h"


// XPRAM file name and path
#if POWERPC_ROM
const char XPRAM_FILE_NAME[] = ".sheepshaver_nvram";
#else
const char XPRAM_FILE_NAME[] = ".basilisk_ii_xpram";
#endif
static char xpram_path[1024];


/*
 *  Load XPRAM from settings file
 */

void LoadXPRAM(void)
{
        // Construct XPRAM path
        xpram_path[0] = 0;
        char *home = getenv("HOME");
        if (home != NULL && strlen(home) < 1000) {
                strncpy(xpram_path, home, 1000);
                strcat(xpram_path, "/");
        }
        strcat(xpram_path, XPRAM_FILE_NAME);

        // Load XPRAM from settings file
        int fd;
        if ((fd = open(xpram_path, O_RDONLY)) >= 0) {
                read(fd, XPRAM, XPRAM_SIZE);
                close(fd);
        }
}


/*
 *  Save XPRAM to settings file
 */

void SaveXPRAM(void)
{
        int fd;
        if ((fd = open(xpram_path, O_WRONLY | O_CREAT, 0666)) >= 0) {
                write(fd, XPRAM, XPRAM_SIZE);
                close(fd);
        }
}


/*
 *  Delete PRAM file
 */

void ZapPRAM(void)
{
        // Construct PRAM path
        xpram_path[0] = 0;
        char *home = getenv("HOME");
        if (home != NULL && strlen(home) < 1000) {
                strncpy(xpram_path, home, 1000);
                strcat(xpram_path, "/");
        }
        strcat(xpram_path, XPRAM_FILE_NAME);

        // Delete file
        unlink(xpram_path);
}
Revision:	1.6
Committed:	2002-01-15T14:58:37Z (22 years, 10 months ago) by cebix
Branch:	MAIN
CVS Tags:	nigel-build-12, nigel-build-13, snapshot-15012002
Changes since 1.5:	+1 -1 lines
Log Message:	- documentation updates - 2001 -> 2002 - version 0.9 -> 1.0
#	Content
1	/*
2	* xpram_unix.cpp - XPRAM handling, Unix specific stuff
3	*
4	* Basilisk II (C) 1997-2002 Christian Bauer
5	*
6	* This program is free software; you can redistribute it and/or modify
7	* it under the terms of the GNU General Public License as published by
8	* the Free Software Foundation; either version 2 of the License, or
9	* (at your option) any later version.
10	*
11	* This program is distributed in the hope that it will be useful,
12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	* GNU General Public License for more details.
15	*
16	* You should have received a copy of the GNU General Public License
17	* along with this program; if not, write to the Free Software
18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19	*/
20
21	#include "sysdeps.h"
22
23	#include <stdlib.h>
24
25	#include "xpram.h"
26
27
28	// XPRAM file name and path
29	#if POWERPC_ROM
30	const char XPRAM_FILE_NAME[] = ".sheepshaver_nvram";
31	#else
32	const char XPRAM_FILE_NAME[] = ".basilisk_ii_xpram";
33	#endif
34	static char xpram_path[1024];
35
36
37	/*
38	* Load XPRAM from settings file
39	*/
40
41	void LoadXPRAM(void)
42	{
43	// Construct XPRAM path
44	xpram_path[0] = 0;
45	char *home = getenv("HOME");
46	if (home != NULL && strlen(home) < 1000) {
47	strncpy(xpram_path, home, 1000);
48	strcat(xpram_path, "/");
49	}
50	strcat(xpram_path, XPRAM_FILE_NAME);
51
52	// Load XPRAM from settings file
53	int fd;
54	if ((fd = open(xpram_path, O_RDONLY)) >= 0) {
55	read(fd, XPRAM, XPRAM_SIZE);
56	close(fd);
57	}
58	}
59
60
61	/*
62	* Save XPRAM to settings file
63	*/
64
65	void SaveXPRAM(void)
66	{
67	int fd;
68	if ((fd = open(xpram_path, O_WRONLY \| O_CREAT, 0666)) >= 0) {
69	write(fd, XPRAM, XPRAM_SIZE);
70	close(fd);
71	}
72	}
73
74
75	/*
76	* Delete PRAM file
77	*/
78
79	void ZapPRAM(void)
80	{
81	// Construct PRAM path
82	xpram_path[0] = 0;
83	char *home = getenv("HOME");
84	if (home != NULL && strlen(home) < 1000) {
85	strncpy(xpram_path, home, 1000);
86	strcat(xpram_path, "/");
87	}
88	strcat(xpram_path, XPRAM_FILE_NAME);
89
90	// Delete file
91	unlink(xpram_path);
92	}