transmission-preallocate_syscall.patch

   1 --- transmission-1.72/configure.ac.orig 2009-06-17 02:01:56.000000000 +0200
   2 +++ transmission-1.72/configure.ac      2009-06-18 18:25:44.000000000 +0200
   3 @@ -81,6 +81,14 @@
   4  AC_HEADER_STDC
   5  AC_HEADER_TIME
   6
   7 +AC_MSG_CHECKING([for SYS_fallocate])
   8 +AC_TRY_LINK([#include <sys/syscall.h>
   9 +#include <sys/types.h>],
  10 +            [return syscall(SYS_fallocate, 0, 0, (loff_t) 0, (loff_t) 0);],
  11 +            [AC_DEFINE([HAVE_SYS_FALLOCATE],[1],[Defined if you have the SYS_fallocate syscall number])
  12 +             AC_MSG_RESULT([yes])],
  13 +            [AC_MSG_RESULT([no])])
  14 +
  15  AC_CHECK_FUNCS([lrintf strlcpy daemon dirname basename daemon strcasecmp localtime_r posix_fallocate memmem])
  16  AC_PROG_INSTALL
  17  AC_PROG_MAKE_SET
  18 --- transmission-1.72/libtransmission/fdlimit.c.orig    2009-06-17 02:01:44.000000000 +0200
  19 +++ transmission-1.72/libtransmission/fdlimit.c 2009-06-18 18:24:45.000000000 +0200
  20 @@ -43,6 +43,11 @@
  21   #include <fcntl.h>
  22  #endif
  23
  24 +#ifdef HAVE_SYS_FALLOCATE
  25 + #include <linux/falloc.h>
  26 + #include <sys/syscall.h>
  27 +#endif
  28 +
  29  #ifdef HAVE_XFS_XFS_H
  30   #include <xfs/xfs.h>
  31  #endif
  32 @@ -176,6 +181,12 @@
  33              success = !fcntl( fd, F_PREALLOCATE, &fst );
  34          }
  35  # endif
  36 +# ifdef HAVE_SYS_FALLOCATE
  37 +        if( !success )
  38 +        {
  39 +            success = !syscall( SYS_fallocate, fd, FALLOC_FL_KEEP_SIZE, 0, (loff_t)length );
  40 +        }
  41 +# endif
  42  # ifdef HAVE_POSIX_FALLOCATE
  43          if( !success )
  44          {