X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Ffileblocks.c;h=1a44516f3d0fb2a61af0bab5be00f22a6ae378df;hb=cf42d3e5e80be6bf7093a3ca9be0d04033eaf527;hp=0cfebb5413c6015be421e5a1867676e8cd0fef28;hpb=6d8337bfc808cddc275899c03482eceb6aff8547;p=gnulib.git diff --git a/lib/fileblocks.c b/lib/fileblocks.c index 0cfebb541..1a44516f3 100644 --- a/lib/fileblocks.c +++ b/lib/fileblocks.c @@ -1,5 +1,5 @@ /* Convert file size to number of blocks on System V-like machines. - Copyright (C) 1990 Free Software Foundation, Inc. + Copyright (C) 1990, 1997, 1998 Free Software Foundation, Inc. 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 @@ -17,23 +17,31 @@ /* Written by Brian L. Matthews, blm@6sceng.UUCP. */ -#ifdef HAVE_CONFIG_H +#if HAVE_CONFIG_H # include #endif -#if !defined (HAVE_ST_BLOCKS) && !defined(_POSIX_VERSION) -# include +#include + +#if HAVE_SYS_PARAM_H # include +#endif + +#if !HAVE_ST_BLOCKS && !defined _POSIX_SOURCE && defined BSIZE + +# if HAVE_UNISTD_H +# include +# endif # ifndef NINDIR -/* Some SysV's, like Irix, seem to lack these. Hope they're correct. */ -/* Size of a indirect block, in bytes. */ -# ifndef BSIZE -# define BSIZE 1024 + +# if defined (__DJGPP__) +typedef long daddr_t; /* for disk address */ # endif +/* Some SysV's, like Irix, seem to lack this. Hope it's correct. */ /* Number of inode pointers per indirect block. */ -# define NINDIR (BSIZE/sizeof(daddr_t)) +# define NINDIR (BSIZE / sizeof (daddr_t)) # endif /* !NINDIR */ /* Number of direct block addresses in an inode. */ @@ -41,12 +49,11 @@ /* Return the number of 512-byte blocks in a file of SIZE bytes. */ -long -st_blocks (size) - long size; +off_t +st_blocks (off_t size) { - long datablks = (size + 512 - 1) / 512; - long indrblks = 0; + off_t datablks = size / 512 + (size % 512 != 0); + off_t indrblks = 0; if (datablks > NDIR) {