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Made use of os dependend stdio size estimation

This commit is contained in:
Thomas Schmitt 2007-09-09 13:39:00 +00:00
parent 75dd141055
commit 542afd7b3b
2 changed files with 17 additions and 38 deletions
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2
cdrskin/cdrskin_timestamp.h
View File

@ -1 +1 @@
#define Cdrskin_timestamP "2007.09.09.133136"
#define Cdrskin_timestamP "2007.09.09.133922"

53
libburn/drive.c
View File

@ -16,7 +16,7 @@
#include <string.h>
#include <ctype.h>
#include <pthread.h>
#include <sys/statvfs.h>
#include <errno.h>
#include "libburn.h"
#include "drive.h"
#include "transport.h"
@ -1093,40 +1093,29 @@ int burn_drive_grab_dummy(struct burn_drive_info *drive_infos[], char *fname)
{
int ret;
off_t size = ((off_t) (1024 * 1024 * 1024) * (off_t) 2048);
off_t add_size = 0;
struct burn_drive *d= NULL, *regd_d;
struct stat stbuf;
struct statvfs vfsbuf;
char testpath[4096];
testpath[0] = 0;
if (fname[0] != 0) {
if (stat(fname, &stbuf) == -1) {
strcpy(testpath,fname);
if(strrchr(testpath,'/') == NULL)
strcpy(testpath,".");
else if(strrchr(testpath,'/') == testpath)
testpath[1] = 0;
else
*strrchr(testpath,'/') = 0;
if (stat(testpath, &stbuf) == -1) {
memset(&stbuf, 0, sizeof(stbuf));
ret = stat(fname, &stbuf);
if(ret == -1 || S_ISBLK(stbuf.st_mode) ||
S_ISREG(stbuf.st_mode)) {
ret = burn_os_stdio_capacity(fname, &size);
if (ret == -1) {
libdax_msgs_submit(libdax_messenger, -1,
0x00020009,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
"Neither stdio-path nor its directory exist",
0, 0);
return 0;
return 0;
} else if (ret == -2) {
libdax_msgs_submit(libdax_messenger, -1,
0x00020005,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
"Failed to open device (a pseudo-drive)",
errno, 0);
}
} else if(S_ISBLK(stbuf.st_mode)) {
/* >>> ? how to obtain the number of blocks ? */
} else if(S_ISREG(stbuf.st_mode)) {
add_size = stbuf.st_blocks * (off_t) 512;
size -= add_size;
strcpy(testpath,fname);
} else {
libdax_msgs_submit(libdax_messenger, -1,
0x00020149,
@ -1163,11 +1152,7 @@ int burn_drive_grab_dummy(struct burn_drive_info *drive_infos[], char *fname)
d->current_is_supported_profile = 1;
d->block_types[BURN_WRITE_TAO] = BURN_BLOCK_MODE1;
d->block_types[BURN_WRITE_SAO] = BURN_BLOCK_SAO;
if (testpath[0])
if (statvfs(testpath, &vfsbuf) != -1)
size = ((off_t) vfsbuf.f_bsize) *
(off_t) vfsbuf.f_bavail;
d->media_capacity_remaining = size + add_size;
d->media_capacity_remaining = size;
/* >>> ? open file for a test ? */;
@ -1972,8 +1957,6 @@ int burn_disc_get_multi_caps(struct burn_drive *d, enum burn_write_types wt,
int status, num_formats, ret, type, i;
off_t size;
unsigned dummy;
struct statvfs vfsbuf;
struct stat stbuf;
*caps = NULL;
s = burn_disc_get_status(d);
@ -2000,11 +1983,7 @@ int burn_disc_get_multi_caps(struct burn_drive *d, enum burn_write_types wt,
/* stdio file dummy drive */
o->start_adr = 1;
size = d->media_capacity_remaining;
if (stat(d->devname, &stbuf) != -1)
if(S_ISREG(stbuf.st_mode))
if (statvfs(d->devname, &vfsbuf) != -1)
size = ((off_t) vfsbuf.f_bsize) *
(off_t) vfsbuf.f_bavail;
burn_os_stdio_capacity(d->devname, &size);
d->media_capacity_remaining = size;
o->start_range_high = size;
o->start_alignment = 2048; /* imposting a drive, not a file */