diff options
author | Erik Andersen <andersen@codepoet.org> | 2000-02-08 22:58:47 +0300 |
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committer | Erik Andersen <andersen@codepoet.org> | 2000-02-08 22:58:47 +0300 |
commit | e49d5ecbbe51718fa925b6890a735e5937cc2aa2 (patch) | |
tree | c90bda10731ad9333ce3b404f993354c9fc104b8 /df.c | |
parent | c0bf817bbc5c7867fbe8fb76d5c39f8ee802692f (diff) |
Some formatting updates (ran the code through indent)
-Erik
Diffstat (limited to 'df.c')
-rw-r--r-- | df.c | 119 |
1 files changed, 60 insertions, 59 deletions
@@ -1,3 +1,4 @@ +/* vi: set sw=4 ts=4: */ /* * Mini df implementation for busybox * @@ -29,81 +30,81 @@ #include <fstab.h> static const char df_usage[] = "df [filesystem ...]\n" - "\n" "\tPrint the filesystem space used and space available.\n"; -extern const char mtab_file[]; /* Defined in utility.c */ + "\n" "\tPrint the filesystem space used and space available.\n"; + +extern const char mtab_file[]; /* Defined in utility.c */ static int df(char *device, const char *mountPoint) { - struct statfs s; - long blocks_used; - long blocks_percent_used; - struct fstab* fstabItem; - - if (statfs(mountPoint, &s) != 0) { - perror(mountPoint); - return FALSE; - } + struct statfs s; + long blocks_used; + long blocks_percent_used; + struct fstab *fstabItem; - if (s.f_blocks > 0) { - blocks_used = s.f_blocks - s.f_bfree; - blocks_percent_used = (long) - (blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5); - /* Note that if /etc/fstab is missing, libc can't fix up /dev/root for us */ - if (strcmp (device, "/dev/root") == 0) { - fstabItem = getfsfile ("/"); - if (fstabItem != NULL) - device = fstabItem->fs_spec; + if (statfs(mountPoint, &s) != 0) { + perror(mountPoint); + return FALSE; } - printf("%-20s %9ld %9ld %9ld %3ld%% %s\n", - device, - (long) (s.f_blocks * (s.f_bsize / 1024.0)), - (long) ((s.f_blocks - s.f_bfree) * (s.f_bsize / 1024.0)), - (long) (s.f_bavail * (s.f_bsize / 1024.0)), - blocks_percent_used, mountPoint); - } + if (s.f_blocks > 0) { + blocks_used = s.f_blocks - s.f_bfree; + blocks_percent_used = (long) + (blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5); + /* Note that if /etc/fstab is missing, libc can't fix up /dev/root for us */ + if (strcmp(device, "/dev/root") == 0) { + fstabItem = getfsfile("/"); + if (fstabItem != NULL) + device = fstabItem->fs_spec; + } + printf("%-20s %9ld %9ld %9ld %3ld%% %s\n", + device, + (long) (s.f_blocks * (s.f_bsize / 1024.0)), + (long) ((s.f_blocks - s.f_bfree) * (s.f_bsize / 1024.0)), + (long) (s.f_bavail * (s.f_bsize / 1024.0)), + blocks_percent_used, mountPoint); + + } - return TRUE; + return TRUE; } extern int df_main(int argc, char **argv) { - printf("%-20s %-14s %s %s %s %s\n", "Filesystem", - "1k-blocks", "Used", "Available", "Use%", "Mounted on"); + printf("%-20s %-14s %s %s %s %s\n", "Filesystem", + "1k-blocks", "Used", "Available", "Use%", "Mounted on"); - if (argc > 1) { - struct mntent *mountEntry; - int status; + if (argc > 1) { + struct mntent *mountEntry; + int status; - while (argc > 1) { - if ((mountEntry = findMountPoint(argv[1], mtab_file)) == - 0) { - fprintf(stderr, "%s: can't find mount point.\n", argv[1]); - exit( FALSE); - } - status = df(mountEntry->mnt_fsname, mountEntry->mnt_dir); - if (status != 0) - exit( status); - argc--; - argv++; - } - exit( TRUE); - } else { - FILE *mountTable; - struct mntent *mountEntry; + while (argc > 1) { + if ((mountEntry = findMountPoint(argv[1], mtab_file)) == 0) { + fprintf(stderr, "%s: can't find mount point.\n", argv[1]); + exit(FALSE); + } + status = df(mountEntry->mnt_fsname, mountEntry->mnt_dir); + if (status != 0) + exit(status); + argc--; + argv++; + } + exit(TRUE); + } else { + FILE *mountTable; + struct mntent *mountEntry; - mountTable = setmntent(mtab_file, "r"); - if (mountTable == 0) { - perror(mtab_file); - exit(FALSE); - } + mountTable = setmntent(mtab_file, "r"); + if (mountTable == 0) { + perror(mtab_file); + exit(FALSE); + } - while ((mountEntry = getmntent(mountTable))) { - df(mountEntry->mnt_fsname, mountEntry->mnt_dir); + while ((mountEntry = getmntent(mountTable))) { + df(mountEntry->mnt_fsname, mountEntry->mnt_dir); + } + endmntent(mountTable); } - endmntent(mountTable); - } - exit( TRUE); + exit(TRUE); } |