libgtop-GNOME-2-0-branch moved to HEAD.
2003-10-19 Carlos Perelló Marín <carlos@gnome.org> * libgtop-GNOME-2-0-branch moved to HEAD.
This commit is contained in:
Carlos Perelló Marín
committed by
Carlos Perelló Marín
Carlos Perelló Marín
parent
5e28a55218
commit
bae16b467f
@@ -1,5 +1,3 @@
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */
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/* fsusage.c -- return space usage of mounted filesystems
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Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc.
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@@ -23,9 +21,6 @@
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#include <sys/types.h>
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#include <sys/stat.h>
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#ifdef HAVE_SYS_BITYPES_H
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#include <sys/bitypes.h>
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#endif
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#include "fsusage.h"
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int statfs ();
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@@ -71,11 +66,6 @@ int statvfs ();
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#include <glibtop/error.h>
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#include <glibtop/fsusage.h>
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static const unsigned long _glibtop_sysdeps_fsusage =
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(1L << GLIBTOP_FSUSAGE_BLOCKS) + (1L << GLIBTOP_FSUSAGE_BFREE) +
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(1L << GLIBTOP_FSUSAGE_BAVAIL) + (1L << GLIBTOP_FSUSAGE_FILES) +
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(1L << GLIBTOP_FSUSAGE_FFREE);
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static int
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get_fs_usage (const char *path, const char *disk, struct fs_usage *fsp);
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@@ -90,16 +80,16 @@ adjust_blocks (blocks, fromsize, tosize)
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u_int64_t blocks;
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int fromsize, tosize;
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{
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if (tosize <= 0)
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abort ();
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if (fromsize <= 0)
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return -1;
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if (tosize <= 0)
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abort ();
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if (fromsize <= 0)
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return -1;
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if (fromsize == tosize) /* e.g., from 512 to 512 */
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return blocks;
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else if (fromsize > tosize) /* e.g., from 2048 to 512 */
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if (fromsize == tosize) /* e.g., from 512 to 512 */
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return blocks;
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else if (fromsize > tosize) /* e.g., from 2048 to 512 */
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return blocks * (u_int64_t)(fromsize / tosize);
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else /* e.g., from 256 to 512 */
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else /* e.g., from 256 to 512 */
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return (blocks + (blocks < 0 ? -1 : 1)) / (u_int64_t)(tosize / fromsize);
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}
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@@ -119,25 +109,25 @@ get_fs_usage (path, disk, fsp)
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#ifdef STAT_STATFS3_OSF1
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# define CONVERT_BLOCKS(B) adjust_blocks ((u_int64_t)(B), fsd.f_fsize, 512)
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struct statfs fsd;
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struct statfs fsd;
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if (statfs (path, &fsd, sizeof (struct statfs)) != 0)
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return -1;
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if (statfs (path, &fsd, sizeof (struct statfs)) != 0)
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return -1;
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#endif /* STAT_STATFS3_OSF1 */
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#ifdef STAT_STATFS2_FS_DATA /* Ultrix */
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# define CONVERT_BLOCKS(B) adjust_blocks ((u_int64_t)(B), 1024, 512)
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struct fs_data fsd;
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struct fs_data fsd;
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if (statfs (path, &fsd) != 1)
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return -1;
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fsp->fsu_blocks = CONVERT_BLOCKS (fsd.fd_req.btot);
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fsp->fsu_bfree = CONVERT_BLOCKS (fsd.fd_req.bfree);
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fsp->fsu_bavail = CONVERT_BLOCKS (fsd.fd_req.bfreen);
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fsp->fsu_files = fsd.fd_req.gtot;
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fsp->fsu_ffree = fsd.fd_req.gfree;
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if (statfs (path, &fsd) != 1)
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return -1;
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fsp->fsu_blocks = CONVERT_BLOCKS (fsd.fd_req.btot);
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fsp->fsu_bfree = CONVERT_BLOCKS (fsd.fd_req.bfree);
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fsp->fsu_bavail = CONVERT_BLOCKS (fsd.fd_req.bfreen);
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fsp->fsu_files = fsd.fd_req.gtot;
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fsp->fsu_ffree = fsd.fd_req.gfree;
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#endif /* STAT_STATFS2_FS_DATA */
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@@ -148,54 +138,54 @@ get_fs_usage (path, disk, fsp)
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# define CONVERT_BLOCKS(B) \
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adjust_blocks ((u_int64_t)(B), (fsd.s_type == Fs2b ? 1024 : 512), 512)
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struct filsys fsd;
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int fd;
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struct filsys fsd;
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int fd;
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if (! disk)
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{
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errno = 0;
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return -1;
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}
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if (! disk)
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{
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errno = 0;
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return -1;
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}
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fd = open (disk, O_RDONLY);
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if (fd < 0)
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return -1;
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lseek (fd, (long) SUPERBOFF, 0);
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if (safe_read (fd, (char *) &fsd, sizeof fsd) != sizeof fsd)
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{
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close (fd);
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return -1;
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}
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close (fd);
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fsp->fsu_blocks = CONVERT_BLOCKS (fsd.s_fsize);
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fsp->fsu_bfree = CONVERT_BLOCKS (fsd.s_tfree);
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fsp->fsu_bavail = CONVERT_BLOCKS (fsd.s_tfree);
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fsp->fsu_files = (fsd.s_isize - 2) * INOPB * (fsd.s_type == Fs2b ? 2 : 1);
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fsp->fsu_ffree = fsd.s_tinode;
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fd = open (disk, O_RDONLY);
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if (fd < 0)
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return -1;
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lseek (fd, (long) SUPERBOFF, 0);
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if (safe_read (fd, (char *) &fsd, sizeof fsd) != sizeof fsd)
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{
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close (fd);
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return -1;
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}
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close (fd);
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fsp->fsu_blocks = CONVERT_BLOCKS (fsd.s_fsize);
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fsp->fsu_bfree = CONVERT_BLOCKS (fsd.s_tfree);
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fsp->fsu_bavail = CONVERT_BLOCKS (fsd.s_tfree);
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fsp->fsu_files = (fsd.s_isize - 2) * INOPB * (fsd.s_type == Fs2b ? 2 : 1);
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fsp->fsu_ffree = fsd.s_tinode;
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#endif /* STAT_READ_FILSYS */
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#ifdef STAT_STATFS2_BSIZE /* 4.3BSD, SunOS 4, HP-UX, AIX */
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# define CONVERT_BLOCKS(B) adjust_blocks ((u_int64_t)(B), fsd.f_bsize, 512)
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struct statfs fsd;
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struct statfs fsd;
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if (statfs (path, &fsd) < 0)
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return -1;
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if (statfs (path, &fsd) < 0)
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return -1;
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# ifdef STATFS_TRUNCATES_BLOCK_COUNTS
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/* In SunOS 4.1.2, 4.1.3, and 4.1.3_U1, the block counts in the
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struct statfs are truncated to 2GB. These conditions detect that
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truncation, presumably without botching the 4.1.1 case, in which
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the values are not truncated. The correct counts are stored in
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undocumented spare fields. */
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if (fsd.f_blocks == 0x1fffff && fsd.f_spare[0] > 0)
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{
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fsd.f_blocks = fsd.f_spare[0];
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fsd.f_bfree = fsd.f_spare[1];
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fsd.f_bavail = fsd.f_spare[2];
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}
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/* In SunOS 4.1.2, 4.1.3, and 4.1.3_U1, the block counts in the
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struct statfs are truncated to 2GB. These conditions detect that
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truncation, presumably without botching the 4.1.1 case, in which
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the values are not truncated. The correct counts are stored in
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undocumented spare fields. */
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if (fsd.f_blocks == 0x1fffff && fsd.f_spare[0] > 0)
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{
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fsd.f_blocks = fsd.f_spare[0];
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fsd.f_bfree = fsd.f_spare[1];
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fsd.f_bavail = fsd.f_spare[2];
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}
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# endif /* STATFS_TRUNCATES_BLOCK_COUNTS */
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#endif /* STAT_STATFS2_BSIZE */
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@@ -203,10 +193,10 @@ get_fs_usage (path, disk, fsp)
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#ifdef STAT_STATFS2_FSIZE /* 4.4BSD */
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# define CONVERT_BLOCKS(B) adjust_blocks ((u_int64_t)(B), fsd.f_fsize, 512)
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struct statfs fsd;
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struct statfs fsd;
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if (statfs (path, &fsd) < 0)
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return -1;
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if (statfs (path, &fsd) < 0)
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return -1;
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#endif /* STAT_STATFS2_FSIZE */
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@@ -225,13 +215,13 @@ get_fs_usage (path, disk, fsp)
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# endif
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# endif
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struct statfs fsd;
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struct statfs fsd;
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if (statfs (path, &fsd, sizeof fsd, 0) < 0)
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return -1;
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/* Empirically, the block counts on most SVR3 and SVR3-derived
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systems seem to always be in terms of 512-byte blocks,
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no matter what value f_bsize has. */
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if (statfs (path, &fsd, sizeof fsd, 0) < 0)
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return -1;
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/* Empirically, the block counts on most SVR3 and SVR3-derived
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systems seem to always be in terms of 512-byte blocks,
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no matter what value f_bsize has. */
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#endif /* STAT_STATFS4 */
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@@ -239,26 +229,26 @@ get_fs_usage (path, disk, fsp)
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# define CONVERT_BLOCKS(B) \
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adjust_blocks ((u_int64_t)(B), fsd.f_frsize ? fsd.f_frsize : fsd.f_bsize, 512)
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struct statvfs fsd;
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struct statvfs fsd;
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if (statvfs (path, &fsd) < 0)
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return -1;
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/* f_frsize isn't guaranteed to be supported. */
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if (statvfs (path, &fsd) < 0)
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return -1;
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/* f_frsize isn't guaranteed to be supported. */
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#endif /* STAT_STATVFS */
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#if !defined(STAT_STATFS2_FS_DATA) && !defined(STAT_READ_FILSYS)
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/* !Ultrix && !SVR2 */
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fsp->fsu_blocks = CONVERT_BLOCKS (fsd.f_blocks);
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fsp->fsu_bfree = CONVERT_BLOCKS (fsd.f_bfree);
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fsp->fsu_bavail = CONVERT_BLOCKS (fsd.f_bavail);
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fsp->fsu_files = fsd.f_files;
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fsp->fsu_ffree = fsd.f_ffree;
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fsp->fsu_blocks = CONVERT_BLOCKS (fsd.f_blocks);
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fsp->fsu_bfree = CONVERT_BLOCKS (fsd.f_bfree);
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fsp->fsu_bavail = CONVERT_BLOCKS (fsd.f_bavail);
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fsp->fsu_files = fsd.f_files;
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fsp->fsu_ffree = fsd.f_ffree;
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#endif /* not STAT_STATFS2_FS_DATA && not STAT_READ_FILSYS */
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return 0;
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return 0;
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}
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#if defined(_AIX) && defined(_I386)
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@@ -269,46 +259,44 @@ statfs (path, fsb)
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char *path;
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struct statfs *fsb;
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{
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struct stat stats;
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struct dustat fsd;
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struct stat stats;
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struct dustat fsd;
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if (stat (path, &stats))
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return -1;
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if (dustat (stats.st_dev, 0, &fsd, sizeof (fsd)))
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return -1;
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fsb->f_type = 0;
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fsb->f_bsize = fsd.du_bsize;
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fsb->f_blocks = fsd.du_fsize - fsd.du_isize;
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fsb->f_bfree = fsd.du_tfree;
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fsb->f_bavail = fsd.du_tfree;
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fsb->f_files = (fsd.du_isize - 2) * fsd.du_inopb;
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fsb->f_ffree = fsd.du_tinode;
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fsb->f_fsid.val[0] = fsd.du_site;
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fsb->f_fsid.val[1] = fsd.du_pckno;
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return 0;
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if (stat (path, &stats))
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return -1;
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if (dustat (stats.st_dev, 0, &fsd, sizeof (fsd)))
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return -1;
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fsb->f_type = 0;
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fsb->f_bsize = fsd.du_bsize;
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fsb->f_blocks = fsd.du_fsize - fsd.du_isize;
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fsb->f_bfree = fsd.du_tfree;
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fsb->f_bavail = fsd.du_tfree;
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fsb->f_files = (fsd.du_isize - 2) * fsd.du_inopb;
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fsb->f_ffree = fsd.du_tinode;
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fsb->f_fsid.val[0] = fsd.du_site;
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fsb->f_fsid.val[1] = fsd.du_pckno;
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return 0;
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}
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#endif /* _AIX && _I386 */
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int
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glibtop_get_fsusage_s (glibtop_server *server, glibtop_closure *machine,
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glibtop_fsusage *buf, const char *disk)
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void
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glibtop_get_fsusage_s (glibtop *server, glibtop_fsusage *buf,
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const char *disk)
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{
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struct fs_usage fsp;
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struct fs_usage fsp;
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memset (buf, 0, sizeof (glibtop_fsusage));
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glibtop_init_r (&server, 0, 0);
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memset (buf, 0, sizeof (glibtop_fsusage));
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memset (&fsp, 0, sizeof (struct fs_usage));
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if (get_fs_usage (disk, disk, &fsp))
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return -1;
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if (get_fs_usage (disk, disk, &fsp))
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return;
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buf->blocks = fsp.fsu_blocks;
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buf->bfree = fsp.fsu_bfree;
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buf->bavail = fsp.fsu_bavail;
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buf->files = fsp.fsu_files;
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buf->ffree = fsp.fsu_ffree;
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buf->flags = _glibtop_sysdeps_fsusage;
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return 0;
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buf->blocks = fsp.fsu_blocks;
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buf->bfree = fsp.fsu_bfree;
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buf->bavail = fsp.fsu_bavail;
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buf->files = fsp.fsu_files;
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buf->ffree = fsp.fsu_ffree;
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}
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