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https://github.com/MidnightCommander/mc
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(get_fs_usage): avoid compile warning about mixed declarations and code.
Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin
parent
d53dc96704
commit
7298a32e0f
@ -284,7 +284,7 @@ statvfs_works (void)
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return 1;
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}
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#else
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#include <string.h> /* for strverscmp */
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#include <string.h> /* for strverscmp */
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#include <sys/utsname.h>
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#include <sys/statfs.h>
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#define STAT_STATFS2_BSIZE 1
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@ -297,12 +297,12 @@ statvfs_works (void)
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if (statvfs_works_cache < 0)
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statvfs_works_cache = (uname (&name) == 0 && 0 <= strverscmp (name.release, "2.6.36"));
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return statvfs_works_cache;
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return statvfs_works_cache;
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}
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#endif
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#endif
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#ifdef STAT_READ_FILSYS /* SVR2 */
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#ifdef STAT_READ_FILSYS /* SVR2 */
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/* Set errno to zero upon EOF. */
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#define ZERO_BYTE_TRANSFER_ERRNO 0
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@ -1352,126 +1352,126 @@ get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp)
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fsp->fsu_bavail_top_bit_set = EXTRACT_TOP_BIT (vfsd.f_bavail) != 0;
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fsp->fsu_files = PROPAGATE_ALL_ONES (vfsd.f_files);
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fsp->fsu_ffree = PROPAGATE_ALL_ONES (vfsd.f_ffree);
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return 0;
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}
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else
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#endif
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#if defined STAT_STATVFS64 /* AIX */
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{
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#if defined STAT_STATVFS64 /* AIX */
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struct statvfs64 fsd;
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struct statvfs64 fsd;
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if (statvfs64 (file, &fsd) < 0)
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return -1;
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if (statvfs64 (file, &fsd) < 0)
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return -1;
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/* f_frsize isn't guaranteed to be supported. */
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/* *INDENT-OFF* */
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fsp->fsu_blocksize = fsd.f_frsize
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? PROPAGATE_ALL_ONES (fsd.f_frsize)
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: PROPAGATE_ALL_ONES (fsd.f_bsize);
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/* *INDENT-ON* */
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/* f_frsize isn't guaranteed to be supported. */
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/* *INDENT-OFF* */
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fsp->fsu_blocksize = fsd.f_frsize
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? PROPAGATE_ALL_ONES (fsd.f_frsize)
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: PROPAGATE_ALL_ONES (fsd.f_bsize);
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/* *INDENT-ON* */
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#elif defined STAT_STATFS2_FS_DATA /* Ultrix */
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struct fs_data fsd;
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struct fs_data fsd;
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if (statfs (file, &fsd) != 1)
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return -1;
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if (statfs (file, &fsd) != 1)
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return -1;
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fsp->fsu_blocksize = 1024;
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fsp->fsu_blocks = PROPAGATE_ALL_ONES (fsd.fd_req.btot);
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fsp->fsu_bfree = PROPAGATE_ALL_ONES (fsd.fd_req.bfree);
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fsp->fsu_bavail = PROPAGATE_TOP_BIT (fsd.fd_req.bfreen);
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fsp->fsu_bavail_top_bit_set = EXTRACT_TOP_BIT (fsd.fd_req.bfreen) != 0;
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fsp->fsu_files = PROPAGATE_ALL_ONES (fsd.fd_req.gtot);
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fsp->fsu_ffree = PROPAGATE_ALL_ONES (fsd.fd_req.gfree);
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fsp->fsu_blocksize = 1024;
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fsp->fsu_blocks = PROPAGATE_ALL_ONES (fsd.fd_req.btot);
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fsp->fsu_bfree = PROPAGATE_ALL_ONES (fsd.fd_req.bfree);
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fsp->fsu_bavail = PROPAGATE_TOP_BIT (fsd.fd_req.bfreen);
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fsp->fsu_bavail_top_bit_set = EXTRACT_TOP_BIT (fsd.fd_req.bfreen) != 0;
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fsp->fsu_files = PROPAGATE_ALL_ONES (fsd.fd_req.gtot);
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fsp->fsu_ffree = PROPAGATE_ALL_ONES (fsd.fd_req.gfree);
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#elif defined STAT_READ_FILSYS /* SVR2 */
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#ifndef SUPERBOFF
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#define SUPERBOFF (SUPERB * 512)
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#endif
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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, (off_t) SUPERBOFF, 0);
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if (full_read (fd, (char *) &fsd, sizeof (fsd)) != sizeof (fsd))
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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, (off_t) SUPERBOFF, 0);
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if (full_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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return -1;
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}
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close (fd);
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fsp->fsu_blocksize = (fsd.s_type == Fs2b ? 1024 : 512);
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fsp->fsu_blocks = PROPAGATE_ALL_ONES (fsd.s_fsize);
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fsp->fsu_bfree = PROPAGATE_ALL_ONES (fsd.s_tfree);
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fsp->fsu_bavail = PROPAGATE_TOP_BIT (fsd.s_tfree);
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fsp->fsu_bavail_top_bit_set = EXTRACT_TOP_BIT (fsd.s_tfree) != 0;
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fsp->fsu_files = (fsd.s_isize == -1
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? UINTMAX_MAX : (fsd.s_isize - 2) * INOPB * (fsd.s_type == Fs2b ? 2 : 1));
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fsp->fsu_ffree = PROPAGATE_ALL_ONES (fsd.s_tinode);
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fsp->fsu_blocksize = (fsd.s_type == Fs2b ? 1024 : 512);
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fsp->fsu_blocks = PROPAGATE_ALL_ONES (fsd.s_fsize);
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fsp->fsu_bfree = PROPAGATE_ALL_ONES (fsd.s_tfree);
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fsp->fsu_bavail = PROPAGATE_TOP_BIT (fsd.s_tfree);
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fsp->fsu_bavail_top_bit_set = EXTRACT_TOP_BIT (fsd.s_tfree) != 0;
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fsp->fsu_files = (fsd.s_isize == -1
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? UINTMAX_MAX : (fsd.s_isize - 2) * INOPB * (fsd.s_type == Fs2b ? 2 : 1));
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fsp->fsu_ffree = PROPAGATE_ALL_ONES (fsd.s_tinode);
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#elif defined STAT_STATFS3_OSF1 /* OSF/1 */
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struct statfs fsd;
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struct statfs fsd;
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if (statfs (file, &fsd, sizeof (struct statfs)) != 0)
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return -1;
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if (statfs (file, &fsd, sizeof (struct statfs)) != 0)
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return -1;
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_fsize);
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_fsize);
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#elif defined STAT_STATFS2_FRSIZE /* 2.6 < glibc/Linux < 2.6.36 */
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#elif defined STAT_STATFS2_FRSIZE /* 2.6 < glibc/Linux < 2.6.36 */
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struct statfs fsd;
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struct statfs fsd;
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if (statfs (file, &fsd) < 0)
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return -1;
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if (statfs (file, &fsd) < 0)
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return -1;
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_frsize);
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_frsize);
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#elif defined STAT_STATFS2_BSIZE /* glibc/Linux < 2.6, 4.3BSD, SunOS 4, \
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Mac OS X < 10.4, FreeBSD < 5.0, \
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NetBSD < 3.0, OpenBSD < 4.4 */
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struct statfs fsd;
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struct statfs fsd;
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if (statfs (file, &fsd) < 0)
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return -1;
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if (statfs (file, &fsd) < 0)
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return -1;
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_bsize);
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_bsize);
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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 == 0x7fffffff / fsd.f_bsize && 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 == 0x7fffffff / fsd.f_bsize && 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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#elif defined STAT_STATFS2_FSIZE /* 4.4BSD and older NetBSD */
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struct statfs fsd;
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struct statfs fsd;
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if (statfs (file, &fsd) < 0)
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return -1;
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if (statfs (file, &fsd) < 0)
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return -1;
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_fsize);
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_fsize);
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#elif defined STAT_STATFS4 /* SVR3, Dynix, old Irix, old AIX, \
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Dolphin */
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@ -1480,18 +1480,18 @@ get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp)
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#define f_bavail f_bfree
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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 (file, &fsd, sizeof (fsd), 0) < 0)
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return -1;
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if (statfs (file, &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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/* 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 defined _AIX || defined _CRAY
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_bsize);
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fsp->fsu_blocksize = PROPAGATE_ALL_ONES (fsd.f_bsize);
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#else
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fsp->fsu_blocksize = 512;
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fsp->fsu_blocksize = 512;
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#endif
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#endif
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@ -1500,14 +1500,16 @@ get_fs_usage (char const *file, char const *disk, struct fs_usage *fsp)
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|| defined STAT_STATFS2_FRSIZE || defined STAT_STATFS2_BSIZE \
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|| defined STAT_STATFS2_FSIZE || defined STAT_STATFS4)
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fsp->fsu_blocks = PROPAGATE_ALL_ONES (fsd.f_blocks);
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fsp->fsu_bfree = PROPAGATE_ALL_ONES (fsd.f_bfree);
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fsp->fsu_bavail = PROPAGATE_TOP_BIT (fsd.f_bavail);
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fsp->fsu_bavail_top_bit_set = EXTRACT_TOP_BIT (fsd.f_bavail) != 0;
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fsp->fsu_files = PROPAGATE_ALL_ONES (fsd.f_files);
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fsp->fsu_ffree = PROPAGATE_ALL_ONES (fsd.f_ffree);
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fsp->fsu_blocks = PROPAGATE_ALL_ONES (fsd.f_blocks);
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fsp->fsu_bfree = PROPAGATE_ALL_ONES (fsd.f_bfree);
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fsp->fsu_bavail = PROPAGATE_TOP_BIT (fsd.f_bavail);
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fsp->fsu_bavail_top_bit_set = EXTRACT_TOP_BIT (fsd.f_bavail) != 0;
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fsp->fsu_files = PROPAGATE_ALL_ONES (fsd.f_files);
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fsp->fsu_ffree = PROPAGATE_ALL_ONES (fsd.f_ffree);
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#endif
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}
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(void) disk; /* avoid argument-unused warning */
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return 0;
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