aboutsummaryrefslogtreecommitdiffstats
path: root/misc/util.c
diff options
context:
space:
mode:
Diffstat (limited to 'misc/util.c')
-rw-r--r--misc/util.c304
1 files changed, 0 insertions, 304 deletions
diff --git a/misc/util.c b/misc/util.c
deleted file mode 100644
index e62cc7fd..00000000
--- a/misc/util.c
+++ /dev/null
@@ -1,304 +0,0 @@
-/*
- * util.c --- helper functions used by tune2fs and mke2fs
- *
- * Copyright 1995, 1996, 1997, 1998, 1999, 2000 by Theodore Ts'o.
- *
- * %Begin-Header%
- * This file may be redistributed under the terms of the GNU Public
- * License.
- * %End-Header%
- */
-
-#define _LARGEFILE_SOURCE
-#define _LARGEFILE64_SOURCE
-
-#include <stdio.h>
-#include <string.h>
-#ifdef HAVE_ERRNO_H
-#include <errno.h>
-#endif
-#ifdef HAVE_LINUX_MAJOR_H
-#include <linux/major.h>
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
-#include <time.h>
-
-#include "et/com_err.h"
-#include "e2p/e2p.h"
-#include "ext2fs/ext2_fs.h"
-#include "ext2fs/ext2fs.h"
-#include "nls-enable.h"
-#include "blkid/blkid.h"
-#include "util.h"
-
-#ifndef HAVE_STRCASECMP
-int strcasecmp (char *s1, char *s2)
-{
- while (*s1 && *s2) {
- int ch1 = *s1++, ch2 = *s2++;
- if (isupper (ch1))
- ch1 = tolower (ch1);
- if (isupper (ch2))
- ch2 = tolower (ch2);
- if (ch1 != ch2)
- return ch1 - ch2;
- }
- return *s1 ? 1 : *s2 ? -1 : 0;
-}
-#endif
-
-/*
- * Given argv[0], return the program name.
- */
-char *get_progname(char *argv_zero)
-{
- char *cp;
-
- cp = strrchr(argv_zero, '/');
- if (!cp )
- return argv_zero;
- else
- return cp+1;
-}
-
-void proceed_question(void)
-{
- char buf[256];
- const char *short_yes = _("yY");
-
- fflush(stdout);
- fflush(stderr);
- fputs(_("Proceed anyway? (y,n) "), stdout);
- buf[0] = 0;
- if (!fgets(buf, sizeof(buf), stdin) ||
- strchr(short_yes, buf[0]) == 0)
- exit(1);
-}
-
-void check_plausibility(const char *device)
-{
- int val;
- ext2fs_struct_stat s;
-
- val = ext2fs_stat(device, &s);
-
- if(val == -1) {
- fprintf(stderr, _("Could not stat %s --- %s\n"),
- device, error_message(errno));
- if (errno == ENOENT)
- fputs(_("\nThe device apparently does not exist; "
- "did you specify it correctly?\n"), stderr);
- exit(1);
- }
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- /* On FreeBSD, all disk devices are character specials */
- if (!S_ISBLK(s.st_mode) && !S_ISCHR(s.st_mode))
-#else
- if (!S_ISBLK(s.st_mode))
-#endif
- {
- printf(_("%s is not a block special device.\n"), device);
- proceed_question();
- return;
- }
-
-#ifdef HAVE_LINUX_MAJOR_H
-#ifndef MAJOR
-#define MAJOR(dev) ((dev)>>8)
-#define MINOR(dev) ((dev) & 0xff)
-#endif
-#ifndef SCSI_BLK_MAJOR
-#ifdef SCSI_DISK0_MAJOR
-#ifdef SCSI_DISK8_MAJOR
-#define SCSI_DISK_MAJOR(M) ((M) == SCSI_DISK0_MAJOR || \
- ((M) >= SCSI_DISK1_MAJOR && (M) <= SCSI_DISK7_MAJOR) || \
- ((M) >= SCSI_DISK8_MAJOR && (M) <= SCSI_DISK15_MAJOR))
-#else
-#define SCSI_DISK_MAJOR(M) ((M) == SCSI_DISK0_MAJOR || \
- ((M) >= SCSI_DISK1_MAJOR && (M) <= SCSI_DISK7_MAJOR))
-#endif /* defined(SCSI_DISK8_MAJOR) */
-#define SCSI_BLK_MAJOR(M) (SCSI_DISK_MAJOR((M)) || (M) == SCSI_CDROM_MAJOR)
-#else
-#define SCSI_BLK_MAJOR(M) ((M) == SCSI_DISK_MAJOR || (M) == SCSI_CDROM_MAJOR)
-#endif /* defined(SCSI_DISK0_MAJOR) */
-#endif /* defined(SCSI_BLK_MAJOR) */
- if (((MAJOR(s.st_rdev) == HD_MAJOR &&
- MINOR(s.st_rdev)%64 == 0) ||
- (SCSI_BLK_MAJOR(MAJOR(s.st_rdev)) &&
- MINOR(s.st_rdev)%16 == 0))) {
- printf(_("%s is entire device, not just one partition!\n"),
- device);
- proceed_question();
- }
-#endif
-}
-
-void check_mount(const char *device, int force, const char *type)
-{
- errcode_t retval;
- int mount_flags;
-
- retval = ext2fs_check_if_mounted(device, &mount_flags);
- if (retval) {
- com_err("ext2fs_check_if_mount", retval,
- _("while determining whether %s is mounted."),
- device);
- return;
- }
- if (mount_flags & EXT2_MF_MOUNTED) {
- fprintf(stderr, _("%s is mounted; "), device);
- if (force >= 2) {
- fputs(_("mke2fs forced anyway. Hope /etc/mtab is "
- "incorrect.\n"), stderr);
- return;
- }
- abort_mke2fs:
- fprintf(stderr, _("will not make a %s here!\n"), type);
- exit(1);
- }
- if (mount_flags & EXT2_MF_BUSY) {
- fprintf(stderr, _("%s is apparently in use by the system; "),
- device);
- if (force >= 2) {
- fputs(_("mke2fs forced anyway.\n"), stderr);
- return;
- }
- goto abort_mke2fs;
- }
-}
-
-void parse_journal_opts(const char *opts)
-{
- char *buf, *token, *next, *p, *arg;
- int len;
- int journal_usage = 0;
-
- len = strlen(opts);
- buf = malloc(len+1);
- if (!buf) {
- fputs(_("Couldn't allocate memory to parse journal "
- "options!\n"), stderr);
- exit(1);
- }
- strcpy(buf, opts);
- for (token = buf; token && *token; token = next) {
- p = strchr(token, ',');
- next = 0;
- if (p) {
- *p = 0;
- next = p+1;
- }
- arg = strchr(token, '=');
- if (arg) {
- *arg = 0;
- arg++;
- }
-#if 0
- printf("Journal option=%s, argument=%s\n", token,
- arg ? arg : "NONE");
-#endif
- if (strcmp(token, "device") == 0) {
- journal_device = blkid_get_devname(NULL, arg, NULL);
- if (!journal_device) {
- if (arg)
- fprintf(stderr, _("\nCould not find "
- "journal device matching %s\n"),
- arg);
- journal_usage++;
- continue;
- }
- } else if (strcmp(token, "size") == 0) {
- if (!arg) {
- journal_usage++;
- continue;
- }
- journal_size = strtoul(arg, &p, 0);
- if (*p)
- journal_usage++;
- } else if (strcmp(token, "v1_superblock") == 0) {
- journal_flags |= EXT2_MKJOURNAL_V1_SUPER;
- continue;
- } else
- journal_usage++;
- }
- if (journal_usage) {
- fputs(_("\nBad journal options specified.\n\n"
- "Journal options are separated by commas, "
- "and may take an argument which\n"
- "\tis set off by an equals ('=') sign.\n\n"
- "Valid journal options are:\n"
- "\tsize=<journal size in megabytes>\n"
- "\tdevice=<journal device>\n\n"
- "The journal size must be between "
- "1024 and 10240000 filesystem blocks.\n\n"), stderr);
- free(buf);
- exit(1);
- }
- free(buf);
-}
-
-/*
- * Determine the number of journal blocks to use, either via
- * user-specified # of megabytes, or via some intelligently selected
- * defaults.
- *
- * Find a reasonable journal file size (in blocks) given the number of blocks
- * in the filesystem. For very small filesystems, it is not reasonable to
- * have a journal that fills more than half of the filesystem.
- */
-unsigned int figure_journal_size(int size, ext2_filsys fs)
-{
- int j_blocks;
-
- j_blocks = ext2fs_default_journal_size(ext2fs_blocks_count(fs->super));
- if (j_blocks < 0) {
- fputs(_("\nFilesystem too small for a journal\n"), stderr);
- return 0;
- }
-
- if (size > 0) {
- j_blocks = size * 1024 / (fs->blocksize / 1024);
- if (j_blocks < 1024 || j_blocks > 10240000) {
- fprintf(stderr, _("\nThe requested journal "
- "size is %d blocks; it must be\n"
- "between 1024 and 10240000 blocks. "
- "Aborting.\n"),
- j_blocks);
- exit(1);
- }
- if ((unsigned) j_blocks > ext2fs_free_blocks_count(fs->super) / 2) {
- fputs(_("\nJournal size too big for filesystem.\n"),
- stderr);
- exit(1);
- }
- }
- return j_blocks;
-}
-
-void print_check_message(int mnt, unsigned int check)
-{
- if (mnt < 0)
- mnt = 0;
- if (!mnt && !check)
- return;
- printf(_("This filesystem will be automatically "
- "checked every %d mounts or\n"
- "%g days, whichever comes first. "
- "Use tune2fs -c or -i to override.\n"),
- mnt, ((double) check) / (3600 * 24));
-}
-
-void dump_mmp_msg(struct mmp_struct *mmp, const char *msg)
-{
-
- if (msg)
- printf("MMP check failed: %s\n", msg);
- if (mmp) {
- time_t t = mmp->mmp_time;
-
- printf("MMP error info: last update: %s node: %s device: %s\n",
- ctime(&t), mmp->mmp_nodename, mmp->mmp_bdevname);
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-01 04:31:45 +0000