freebsd-ports/sysutils/progsreiserfs/files/patch-libdal-file.c
Norikatsu Shigemura 16a1d1bab4 Get media size by DIOCGMEDIASIZE ioctl(2).
# dd if=/dev/zero of=/var/tmp/reiserfs.img bs=1m count=64
 # mdconfig -a -t vnode -f /var/tmp/reiserfs.img
 # mkfs.reiserfs -q /dev/md0.

Obtained from:	src/sbin/newfs/newfs.c
2006-08-12 12:33:13 +00:00

26 lines
555 B
C

--- libdal/file.c.orig Thu Dec 12 21:32:34 2002
+++ libdal/file.c Sat Aug 12 15:35:27 2006
@@ -14,6 +14,7 @@
#if defined(__freebsd__)
# define O_LARGEFILE 0
+# include <sys/disk.h>
#endif
#ifndef DJGPP
@@ -154,6 +155,15 @@
#endif
+#ifdef DIOCGMEDIASIZE
+
+ if (ioctl(*((int *)dal->entity), DIOCGMEDIASIZE, &size) >= 0)
+ return (count_t)(size / dal->blocksize);
+
+ file_save_error(dal);
+
+#endif
+
if ((max_off = lseek(*((int *)dal->entity), 0, SEEK_END)) == (off_t)-1) {
file_save_error(dal);
return 0;