/* List a tar archive, with support routines for reading a tar archive.
- Copyright (C) 1988, 92, 93, 94, 96, 97 Free Software Foundation, Inc.
+ Copyright 1988,92,93,94,96,97,98,1999 Free Software Foundation, Inc.
Written by John Gilmore, on 1985-08-26.
This program is free software; you can redistribute it and/or modify it
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
- 59 Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* Define to non-zero for forcing old ctime() instead of isotime(). */
#undef USE_OLD_CTIME
#include "system.h"
+#include <quotearg.h>
-#include <ctype.h>
#include <time.h>
-#define ISODIGIT(Char) \
- ((unsigned char) (Char) >= '0' && (unsigned char) (Char) <= '7')
-#define ISSPACE(Char) (ISASCII (Char) && isspace (Char))
-
#include "common.h"
+#define max(a, b) ((a) < (b) ? (b) : (a))
+
union block *current_header; /* points to current archive header */
struct stat current_stat; /* stat struct corresponding */
enum archive_format current_format; /* recognized format */
+static uintmax_t from_chars PARAMS ((const char *, size_t, const char *,
+ uintmax_t, uintmax_t));
+
+/* Table of base 64 digit values indexed by unsigned chars.
+ The value is 64 for unsigned chars that are not base 64 digits. */
+static char base64_map[1 + (unsigned char) -1];
+
+static void
+base64_init (void)
+{
+ int i;
+ memset (base64_map, 64, sizeof base64_map);
+ for (i = 0; i < 64; i++)
+ base64_map[(int) base_64_digits[i]] = i;
+}
+
/*-----------------------------------.
| Main loop for reading an archive. |
`-----------------------------------*/
{
enum read_header status = HEADER_STILL_UNREAD;
enum read_header prev_status;
- char save_typeflag;
+ base64_init ();
name_gather ();
open_archive (ACCESS_READ);
/* FIXME: This is a quick kludge before 1.12 goes out. */
current_stat.st_mtime
- = from_oct (1 + 12, current_header->header.mtime);
+ = TIME_FROM_CHARS (current_header->header.mtime);
if (!name_match (current_file_name)
|| current_stat.st_mtime < newer_mtime_option
- || (exclude_option && check_exclude (current_file_name)))
+ || excluded_name (current_file_name))
{
- int isextended = 0;
+ char save_typeflag;
if (current_header->header.typeflag == GNUTYPE_VOLHDR
|| current_header->header.typeflag == GNUTYPE_MULTIVOL
/* Skip past it in the archive. */
- if (current_header->oldgnu_header.isextended)
- isextended = 1;
save_typeflag = current_header->header.typeflag;
set_next_block_after (current_header);
- if (isextended)
- {
-#if 0
- union block *exhdr;
-
- while (1)
- {
- exhdr = find_next_block ();
- if (!exhdr->sparse_header.isextended)
- {
- set_next_block_after (exhdr);
- break;
- }
- }
- set_next_block_after (exhdr);
-#endif
- skip_extended_headers ();
- }
+ if (current_header->oldgnu_header.isextended)
+ skip_extended_headers ();
/* Skip to the next header on the archive. */
if (save_typeflag != DIRTYPE)
- skip_file ((long) current_stat.st_size);
+ skip_file (current_stat.st_size);
continue;
}
case HEADER_ZERO_BLOCK:
if (block_number_option)
- fprintf (stdlis, _("block %10ld: ** Block of NULs **\n"),
- current_block_ordinal ());
+ {
+ char buf[UINTMAX_STRSIZE_BOUND];
+ fprintf (stdlis, _("block %s: ** Block of NULs **\n"),
+ STRINGIFY_BIGINT (current_block_ordinal (), buf));
+ }
set_next_block_after (current_header);
status = prev_status;
case HEADER_END_OF_FILE:
if (block_number_option)
- fprintf (stdlis, _("block %10ld: ** End of File **\n"),
- current_block_ordinal ());
+ {
+ char buf[UINTMAX_STRSIZE_BOUND];
+ fprintf (stdlis, _("block %s: ** End of File **\n"),
+ STRINGIFY_BIGINT (current_block_ordinal (), buf));
+ }
break;
case HEADER_FAILURE:
void
list_archive (void)
{
- int isextended = 0; /* to remember if current_header is extended */
-
/* Print the header block. */
if (verbose_option)
if (incremental_option && current_header->header.typeflag == GNUTYPE_DUMPDIR)
{
- size_t size, written, check;
+ off_t size;
+ size_t written, check;
union block *data_block;
set_next_block_after (current_header);
(data_block->buffer + written - 1));
if (check != written)
{
- ERROR ((0, errno, _("Only wrote %ld of %ld bytes to file %s"),
- check, written, current_file_name));
- skip_file ((long) (size - written));
+ ERROR ((0, errno, _("Only wrote %lu of %lu bytes to file %s"),
+ (unsigned long) check,
+ (unsigned long) written, current_file_name));
+ skip_file (size - written);
break;
}
}
}
- /* Check to see if we have an extended header to skip over also. */
-
- if (current_header->oldgnu_header.isextended)
- isextended = 1;
-
- /* Skip past the header in the archive. */
+ /* Skip past the header in the archive, and past any extended headers. */
set_next_block_after (current_header);
-
- /* If we needed to skip any extended headers, do so now, by reading
- extended headers and skipping past them in the archive. */
-
- if (isextended)
- {
-#if 0
- union block *exhdr;
-
- while (1)
- {
- exhdr = find_next_block ();
-
- if (!exhdr->sparse_header.isextended)
- {
- set_next_block_after (exhdr);
- break;
- }
- set_next_block_after (exhdr);
- }
-#endif
- skip_extended_headers ();
- }
+ if (current_header->oldgnu_header.isextended)
+ skip_extended_headers ();
if (multi_volume_option)
assign_string (&save_name, current_file_name);
/* Skip to the next header on the archive. */
- skip_file ((long) current_stat.st_size);
+ skip_file (current_stat.st_size);
if (multi_volume_option)
assign_string (&save_name, NULL);
a name containing characters with the high bit set. So read_header
computes two checksums -- signed and unsigned. */
-/* FIXME: The signed checksum computation is broken on machines where char's
- are unsigned. It's uneasy to handle all cases correctly... */
-
enum read_header
read_header (void)
{
- int i;
- long unsigned_sum; /* the POSIX one :-) */
- long signed_sum; /* the Sun one :-( */
- long recorded_sum;
+ size_t i;
+ int unsigned_sum; /* the POSIX one :-) */
+ int signed_sum; /* the Sun one :-( */
+ int recorded_sum;
+ uintmax_t parsed_sum;
char *p;
union block *header;
char **longp;
char *bp;
union block *data_block;
- int size, written;
+ size_t size, written;
static char *next_long_name, *next_long_link;
while (1)
if (!header)
return HEADER_END_OF_FILE;
- recorded_sum
- = from_oct (sizeof header->header.chksum, header->header.chksum);
-
unsigned_sum = 0;
signed_sum = 0;
p = header->buffer;
- for (i = sizeof (*header); --i >= 0;)
+ for (i = sizeof (*header); i-- != 0;)
{
- /* We can't use unsigned char here because of old compilers,
- e.g. V7. */
-
- unsigned_sum += 0xFF & *p;
- signed_sum += *p++;
+ unsigned_sum += (unsigned char) *p;
+ signed_sum += signed_char (*p++);
}
+ if (unsigned_sum == 0)
+ return HEADER_ZERO_BLOCK;
+
/* Adjust checksum to count the "chksum" field as blanks. */
- for (i = sizeof (header->header.chksum); --i >= 0;)
+ for (i = sizeof (header->header.chksum); i-- != 0;)
{
- unsigned_sum -= 0xFF & header->header.chksum[i];
- signed_sum -= header->header.chksum[i];
+ unsigned_sum -= (unsigned char) header->header.chksum[i];
+ signed_sum -= signed_char (header->header.chksum[i]);
}
unsigned_sum += ' ' * sizeof header->header.chksum;
signed_sum += ' ' * sizeof header->header.chksum;
- if (unsigned_sum == sizeof header->header.chksum * ' ')
- {
- /* This is a zeroed block...whole block is 0's except for the
- blanks we faked for the checksum field. */
+ parsed_sum = from_chars (header->header.chksum,
+ sizeof header->header.chksum,
+ (char *) 0, (uintmax_t) 0,
+ (uintmax_t) TYPE_MAXIMUM (int));
+ if (parsed_sum == (uintmax_t) -1)
+ return HEADER_FAILURE;
- return HEADER_ZERO_BLOCK;
- }
+ recorded_sum = parsed_sum;
if (unsigned_sum != recorded_sum && signed_sum != recorded_sum)
return HEADER_FAILURE;
if (header->header.typeflag == LNKTYPE)
current_stat.st_size = 0; /* links 0 size on tape */
else
- current_stat.st_size = from_oct (1 + 12, header->header.size);
+ current_stat.st_size = OFF_FROM_CHARS (header->header.size);
- header->header.name[NAME_FIELD_SIZE - 1] = '\0';
if (header->header.typeflag == GNUTYPE_LONGNAME
|| header->header.typeflag == GNUTYPE_LONGLINK)
{
set_next_block_after (header);
if (*longp)
free (*longp);
- bp = *longp = (char *) xmalloc ((size_t) current_stat.st_size);
+ size = current_stat.st_size;
+ if (size != current_stat.st_size)
+ FATAL_ERROR ((0, 0, _("Memory exhausted")));
+ bp = *longp = (char *) xmalloc (size);
- for (size = current_stat.st_size; size > 0; size -= written)
+ for (; size > 0; size -= written)
{
data_block = find_next_block ();
if (data_block == NULL)
if (written > size)
written = size;
- memcpy (bp, data_block->buffer, (size_t) written);
+ memcpy (bp, data_block->buffer, written);
bp += written;
set_next_block_after ((union block *)
(data_block->buffer + written - 1));
}
else
{
- assign_string (¤t_file_name,
- (next_long_name ? next_long_name
- : current_header->header.name));
- assign_string (¤t_link_name,
- (next_long_link ? next_long_link
- : current_header->header.linkname));
- next_long_link = next_long_name = 0;
+ char *name;
+ struct posix_header *h = ¤t_header->header;
+ char namebuf[sizeof h->prefix + 1 + NAME_FIELD_SIZE + 1];
+
+ name = next_long_name;
+ if (! name)
+ {
+ /* Accept file names as specified by POSIX.1-1996
+ section 10.1.1. */
+ int posix_header = strcmp (h->magic, TMAGIC) == 0;
+ char *np = namebuf;
+
+ if (posix_header && h->prefix[0])
+ {
+ memcpy (np, h->prefix, sizeof h->prefix);
+ np[sizeof h->prefix] = '\0';
+ np += strlen (np);
+ *np++ = '/';
+ }
+ memcpy (np, h->name, sizeof h->name);
+ np[sizeof h->name] = '\0';
+ name = namebuf;
+ }
+ assign_string (¤t_file_name, name);
+ if (next_long_name)
+ {
+ free (next_long_name);
+ next_long_name = 0;
+ }
+
+ name = next_long_link;
+ if (! name)
+ {
+ memcpy (namebuf, h->linkname, sizeof h->linkname);
+ namebuf[sizeof h->linkname] = '\0';
+ name = namebuf;
+ }
+ assign_string (¤t_link_name, name);
+ if (next_long_link)
+ {
+ free (next_long_link);
+ next_long_link = 0;
+ }
+
return HEADER_SUCCESS;
}
}
format = V7_FORMAT;
*format_pointer = format;
- stat_info->st_mode = from_oct (8, header->header.mode);
- stat_info->st_mode &= 07777;
- stat_info->st_mtime = from_oct (1 + 12, header->header.mtime);
+ stat_info->st_mode = MODE_FROM_CHARS (header->header.mode);
+ stat_info->st_mtime = TIME_FROM_CHARS (header->header.mtime);
if (format == OLDGNU_FORMAT && incremental_option)
{
- stat_info->st_atime = from_oct (1 + 12, header->oldgnu_header.atime);
- stat_info->st_ctime = from_oct (1 + 12, header->oldgnu_header.ctime);
+ stat_info->st_atime = TIME_FROM_CHARS (header->oldgnu_header.atime);
+ stat_info->st_ctime = TIME_FROM_CHARS (header->oldgnu_header.ctime);
}
if (format == V7_FORMAT)
{
- stat_info->st_uid = from_oct (8, header->header.uid);
- stat_info->st_gid = from_oct (8, header->header.gid);
+ stat_info->st_uid = UID_FROM_CHARS (header->header.uid);
+ stat_info->st_gid = GID_FROM_CHARS (header->header.gid);
stat_info->st_rdev = 0;
}
else
if (numeric_owner_option
|| !*header->header.uname
|| !uname_to_uid (header->header.uname, &stat_info->st_uid))
- stat_info->st_uid = from_oct (8, header->header.uid);
+ stat_info->st_uid = UID_FROM_CHARS (header->header.uid);
if (numeric_owner_option
|| !*header->header.gname
|| !gname_to_gid (header->header.gname, &stat_info->st_gid))
- stat_info->st_gid = from_oct (8, header->header.gid);
+ stat_info->st_gid = GID_FROM_CHARS (header->header.gid);
}
switch (header->header.typeflag)
{
-#ifdef S_IFBLK
case BLKTYPE:
- stat_info->st_rdev = makedev (from_oct (8, header->header.devmajor),
- from_oct (8, header->header.devminor));
+ stat_info->st_rdev
+ = makedev (MAJOR_FROM_CHARS (header->header.devmajor),
+ MINOR_FROM_CHARS (header->header.devminor));
break;
-#endif
-#ifdef S_IFCHR
case CHRTYPE:
- stat_info->st_rdev = makedev (from_oct (8, header->header.devmajor),
- from_oct (8, header->header.devminor));
+ stat_info->st_rdev
+ = makedev (MAJOR_FROM_CHARS (header->header.devmajor),
+ MINOR_FROM_CHARS (header->header.devminor));
break;
-#endif
default:
stat_info->st_rdev = 0;
}
/*------------------------------------------------------------------------.
-| Quick and dirty octal conversion. Result is -1 if the field is invalid |
-| (all blank, or nonoctal). |
+| Convert buffer at WHERE0 of size DIGS from external format to uintmax_t.|
+| The data is of type TYPE. The buffer must represent a value in the |
+| range -MINUS_MINVAL through MAXVAL. |
`------------------------------------------------------------------------*/
-long
-from_oct (int digs, char *where)
+static uintmax_t
+from_chars (char const *where0, size_t digs, char const *type,
+ uintmax_t minus_minval, uintmax_t maxval)
{
- long value;
+ uintmax_t value;
+ char const *where = where0;
+ char const *lim = where + digs;
+ int negative = 0;
+
+ /* Accommodate buggy tar of unknown vintage, which outputs leading
+ NUL if the previous field overflows. */
+ where += !*where;
- while (ISSPACE (*where))
- { /* skip spaces */
+ /* Accommodate older tars, which output leading spaces. */
+ for (;;)
+ {
+ if (where == lim)
+ {
+ if (type)
+ ERROR ((0, 0,
+ _("Blanks in header where numeric %s value expected"),
+ type));
+ return -1;
+ }
+ if (!ISSPACE ((unsigned char) *where))
+ break;
where++;
- if (--digs <= 0)
- return -1; /* all blank field */
}
+
value = 0;
- while (digs > 0 && ISODIGIT (*where))
+ if (ISODIGIT (*where))
+ {
+ do
+ {
+ if (value << LG_8 >> LG_8 != value)
+ goto out_of_range;
+ value = (value << LG_8) | (*where++ - '0');
+ }
+ while (where != lim && ISODIGIT (*where));
+
+ /* Parse the output of older tars, which output negative values
+ in two's complement octal. This method works only if the
+ type has the same number of bits as it did on the host that
+ created the tar file, but that's the best we can do. */
+ if (maxval < value && value - maxval <= minus_minval)
+ {
+ value = minus_minval - (value - maxval);
+ negative = 1;
+ }
+ }
+ else if (*where == '-' || *where == '+')
+ {
+ int dig;
+ negative = *where++ == '-';
+ while (where != lim
+ && (dig = base64_map[(unsigned char) *where]) < 64)
+ {
+ if (value << LG_64 >> LG_64 != value)
+ goto out_of_range;
+ value = (value << LG_64) | dig;
+ where++;
+ }
+ }
+
+ if (where != lim && *where && !ISSPACE ((unsigned char) *where))
{
- /* Scan til nonoctal. */
+ if (type)
+ {
+ char buf[1000]; /* Big enough to represent any header. */
+ static struct quoting_options *o;
+
+ if (!o)
+ {
+ o = clone_quoting_options ((struct quoting_options *) 0);
+ set_quoting_style (o, c_quoting_style);
+ }
+
+ while (where0 != lim && ! lim[-1])
+ lim--;
+ quotearg_buffer (buf, sizeof buf, where0, lim - where, o);
+ ERROR ((0, 0,
+ _("Header contains `%.*s' where numeric %s value expected"),
+ (int) sizeof buf, buf, type));
+ }
- value = (value << 3) | (*where++ - '0');
- --digs;
+ return -1;
}
- if (digs > 0 && *where && !ISSPACE (*where))
- return -1; /* ended on non-space/nul */
+ if (value <= (negative ? minus_minval : maxval))
+ return negative ? -value : value;
+
+ out_of_range:
+ if (type)
+ ERROR ((0, 0, _("Numeric value `%.*s' is out of range for %s"),
+ (int) digs, where0, type));
+ return -1;
+}
+
+gid_t
+gid_from_chars (const char *p, size_t s)
+{
+ return from_chars (p, s, "gid_t",
+ - (uintmax_t) TYPE_MINIMUM (gid_t),
+ (uintmax_t) TYPE_MAXIMUM (gid_t));
+}
+
+major_t
+major_from_chars (const char *p, size_t s)
+{
+ return from_chars (p, s, "major_t",
+ - (uintmax_t) TYPE_MINIMUM (major_t),
+ (uintmax_t) TYPE_MAXIMUM (major_t));
+}
+
+minor_t
+minor_from_chars (const char *p, size_t s)
+{
+ return from_chars (p, s, "minor_t",
+ - (uintmax_t) TYPE_MINIMUM (minor_t),
+ (uintmax_t) TYPE_MAXIMUM (minor_t));
+}
+
+mode_t
+mode_from_chars (const char *p, size_t s)
+{
+ /* Do not complain about unrecognized mode bits. */
+ unsigned u = from_chars (p, s, "mode_t",
+ - (uintmax_t) TYPE_MINIMUM (mode_t),
+ TYPE_MAXIMUM (uintmax_t));
+ return ((u & TSUID ? S_ISUID : 0)
+ | (u & TSGID ? S_ISGID : 0)
+ | (u & TSVTX ? S_ISVTX : 0)
+ | (u & TUREAD ? S_IRUSR : 0)
+ | (u & TUWRITE ? S_IWUSR : 0)
+ | (u & TUEXEC ? S_IXUSR : 0)
+ | (u & TGREAD ? S_IRGRP : 0)
+ | (u & TGWRITE ? S_IWGRP : 0)
+ | (u & TGEXEC ? S_IXGRP : 0)
+ | (u & TOREAD ? S_IROTH : 0)
+ | (u & TOWRITE ? S_IWOTH : 0)
+ | (u & TOEXEC ? S_IXOTH : 0));
+}
+
+off_t
+off_from_chars (const char *p, size_t s)
+{
+ return from_chars (p, s, "off_t",
+ - (uintmax_t) TYPE_MINIMUM (off_t),
+ (uintmax_t) TYPE_MAXIMUM (off_t));
+}
+
+size_t
+size_from_chars (const char *p, size_t s)
+{
+ return from_chars (p, s, "size_t", (uintmax_t) 0,
+ (uintmax_t) TYPE_MAXIMUM (size_t));
+}
- return value;
+time_t
+time_from_chars (const char *p, size_t s)
+{
+ return from_chars (p, s, "time_t",
+ - (uintmax_t) TYPE_MINIMUM (time_t),
+ (uintmax_t) TYPE_MAXIMUM (time_t));
+}
+
+uid_t
+uid_from_chars (const char *p, size_t s)
+{
+ return from_chars (p, s, "uid_t", (uintmax_t) 0,
+ (uintmax_t) TYPE_MAXIMUM (uid_t));
+}
+
+uintmax_t
+uintmax_from_chars (const char *p, size_t s)
+{
+ return from_chars (p, s, "uintmax_t", (uintmax_t) 0,
+ TYPE_MAXIMUM (uintmax_t));
+}
+
+
+/*----------------------------------------------------------------------.
+| Format O as a null-terminated decimal string into BUF _backwards_; |
+| return pointer to start of result. |
+`----------------------------------------------------------------------*/
+char *
+stringify_uintmax_t_backwards (uintmax_t o, char *buf)
+{
+ *--buf = '\0';
+ do
+ *--buf = '0' + (int) (o % 10);
+ while ((o /= 10) != 0);
+ return buf;
}
#if !USE_OLD_CTIME
/* Also, see http://www.ft.uni-erlangen.de/~mskuhn/iso-time.html. */
-static char *
-isotime (const time_t *time)
+static char const *
+isotime (time_t time)
{
- static char buffer[21];
- struct tm *tm;
-
- tm = localtime (time);
- sprintf (buffer, "%4d-%02d-%02d %02d:%02d:%02d\n",
- tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
- tm->tm_hour, tm->tm_min, tm->tm_sec);
- return buffer;
+ static char buffer[max (UINTMAX_STRSIZE_BOUND + 1,
+ INT_STRLEN_BOUND (int) + 16)];
+ struct tm *tm = localtime (&time);
+ if (tm)
+ {
+ sprintf (buffer, "%04d-%02d-%02d %02d:%02d:%02d",
+ tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
+ tm->tm_hour, tm->tm_min, tm->tm_sec);
+ return buffer;
+ }
+ else
+ {
+ /* The timestamp cannot be broken down, most likely because it
+ is a huge timestamp. Convert it as an integer,
+ right-adjusted in a field with the same width as the usual
+ 19-byte 4-year ISO time format. */
+ uintmax_t abstime = time < 0 ? - (uintmax_t) time : time;
+ char *p = stringify_uintmax_t_backwards (abstime,
+ buffer + sizeof buffer);
+ if (time < 0)
+ *--p = '-';
+ while (buffer + sizeof buffer - 19 - 1 < p)
+ *--p = ' ';
+ return p;
+ }
}
#endif /* not USE_OLD_CTIME */
`-------------------------------------------------------------------------*/
static void
-decode_mode (unsigned mode, char *string)
+decode_mode (mode_t mode, char *string)
{
- unsigned mask;
- const char *rwx = "rwxrwxrwx";
-
- for (mask = 0400; mask != 0; mask >>= 1)
- if (mode & mask)
- *string++ = *rwx++;
- else
- {
- *string++ = '-';
- rwx++;
- }
-
- if (mode & S_ISUID)
- string[-7] = string[-7] == 'x' ? 's' : 'S';
- if (mode & S_ISGID)
- string[-4] = string[-4] == 'x' ? 's' : 'S';
- if (mode & S_ISVTX)
- string[-1] = string[-1] == 'x' ? 't' : 'T';
-
+ *string++ = mode & S_IRUSR ? 'r' : '-';
+ *string++ = mode & S_IWUSR ? 'w' : '-';
+ *string++ = (mode & S_ISUID
+ ? (mode & S_IXUSR ? 's' : 'S')
+ : (mode & S_IXUSR ? 'x' : '-'));
+ *string++ = mode & S_IRGRP ? 'r' : '-';
+ *string++ = mode & S_IWGRP ? 'w' : '-';
+ *string++ = (mode & S_ISGID
+ ? (mode & S_IXGRP ? 's' : 'S')
+ : (mode & S_IXGRP ? 'x' : '-'));
+ *string++ = mode & S_IROTH ? 'r' : '-';
+ *string++ = mode & S_IWOTH ? 'w' : '-';
+ *string++ = (mode & S_ISVTX
+ ? (mode & S_IXOTH ? 't' : 'T')
+ : (mode & S_IXOTH ? 'x' : '-'));
*string = '\0';
}
print_header (void)
{
char modes[11];
- char *timestamp;
- char uform[11], gform[11]; /* these hold formatted ints */
+ char const *timestamp;
+ /* These hold formatted ints. */
+ char uform[UINTMAX_STRSIZE_BOUND], gform[UINTMAX_STRSIZE_BOUND];
char *user, *group;
- char size[24]; /* holds a formatted long or maj, min */
+ char size[2 * UINTMAX_STRSIZE_BOUND];
+ /* holds formatted size or major,minor */
+ char uintbuf[UINTMAX_STRSIZE_BOUND];
time_t longie; /* to make ctime() call portable */
int pad;
char *name;
if (block_number_option)
- fprintf (stdlis, _("block %10ld: "), current_block_ordinal ());
+ {
+ char buf[UINTMAX_STRSIZE_BOUND];
+ fprintf (stdlis, _("block %s: "),
+ STRINGIFY_BIGINT (current_block_ordinal (), buf));
+ }
if (verbose_option <= 1)
{
break;
}
- decode_mode ((unsigned) current_stat.st_mode, modes + 1);
+ decode_mode (current_stat.st_mode, modes + 1);
/* Timestamp. */
longie = current_stat.st_mtime;
#if USE_OLD_CTIME
- timestamp = ctime (&longie);
- timestamp[16] = '\0';
- timestamp[24] = '\0';
+ {
+ char *ct = ctime (&longie);
+ if (ct)
+ {
+ timestamp = ct + 4;
+ for (ct += 16; ct[4] != '\n'; ct++)
+ ct[0] = ct[4];
+ ct[0] = '\0';
+ }
+ else
+ timestamp = "??? ?? ??:?? ????";
+ }
#else
- timestamp = isotime (&longie);
- timestamp[16] = '\0';
+ timestamp = isotime (longie);
#endif
/* User and group names. */
- if (*current_header->header.uname && current_format != V7_FORMAT)
+ if (*current_header->header.uname && current_format != V7_FORMAT
+ && !numeric_owner_option)
user = current_header->header.uname;
else
- {
- user = uform;
- sprintf (uform, "%ld", from_oct (8, current_header->header.uid));
- }
+ user = STRINGIFY_BIGINT (UINTMAX_FROM_CHARS
+ (current_header->header.uid),
+ uform);
- if (*current_header->header.gname && current_format != V7_FORMAT)
+ if (*current_header->header.gname && current_format != V7_FORMAT
+ && !numeric_owner_option)
group = current_header->header.gname;
else
- {
- group = gform;
- sprintf (gform, "%ld", from_oct (8, current_header->header.gid));
- }
+ group = STRINGIFY_BIGINT (UINTMAX_FROM_CHARS
+ (current_header->header.gid),
+ gform);
/* Format the file size or major/minor device numbers. */
switch (current_header->header.typeflag)
{
-#if defined(S_IFBLK) || defined(S_IFCHR)
case CHRTYPE:
case BLKTYPE:
- sprintf (size, "%d,%d",
- major (current_stat.st_rdev), minor (current_stat.st_rdev));
+ strcpy (size,
+ STRINGIFY_BIGINT (major (current_stat.st_rdev), uintbuf));
+ strcat (size, ",");
+ strcat (size,
+ STRINGIFY_BIGINT (minor (current_stat.st_rdev), uintbuf));
break;
-#endif
case GNUTYPE_SPARSE:
- sprintf (size, "%ld",
- from_oct (1 + 12, current_header->oldgnu_header.realsize));
+ strcpy (size,
+ STRINGIFY_BIGINT
+ (UINTMAX_FROM_CHARS (current_header->oldgnu_header.realsize),
+ uintbuf));
break;
default:
- sprintf (size, "%ld", (long) current_stat.st_size);
+ strcpy (size, STRINGIFY_BIGINT (current_stat.st_size, uintbuf));
+ break;
}
/* Figure out padding and print the whole line. */
if (pad > ugswidth)
ugswidth = pad;
-#if USE_OLD_CTIME
- fprintf (stdlis, "%s %s/%s %*s%s %s %s",
- modes, user, group, ugswidth - pad, "",
- size, timestamp + 4, timestamp + 20);
-#else
fprintf (stdlis, "%s %s/%s %*s%s %s",
modes, user, group, ugswidth - pad, "", size, timestamp);
-#endif
name = quote_copy_string (current_file_name);
if (name)
break;
case GNUTYPE_MULTIVOL:
- fprintf (stdlis, _("--Continued at byte %ld--\n"),
- from_oct (1 + 12, current_header->oldgnu_header.offset));
+ strcpy (size,
+ STRINGIFY_BIGINT
+ (UINTMAX_FROM_CHARS (current_header->oldgnu_header.offset),
+ uintbuf));
+ fprintf (stdlis, _("--Continued at byte %s--\n"), size);
break;
case GNUTYPE_NAMES:
`--------------------------------------------------------------*/
void
-print_for_mkdir (char *pathname, int length, int mode)
+print_for_mkdir (char *pathname, int length, mode_t mode)
{
char modes[11];
char *name;
/* File type and modes. */
modes[0] = 'd';
- decode_mode ((unsigned) mode, modes + 1);
+ decode_mode (mode, modes + 1);
if (block_number_option)
- fprintf (stdlis, _("block %10ld: "), current_block_ordinal ());
+ {
+ char buf[UINTMAX_STRSIZE_BOUND];
+ fprintf (stdlis, _("block %s: "),
+ STRINGIFY_BIGINT (current_block_ordinal (), buf));
+ }
name = quote_copy_string (pathname);
if (name)
{
`--------------------------------------------------------*/
void
-skip_file (long size)
+skip_file (off_t size)
{
union block *x;
{
union block *exhdr;
- while (1)
+ do
{
exhdr = find_next_block ();
- if (!exhdr->sparse_header.isextended)
- {
- set_next_block_after (exhdr);
- break;
- }
+ if (!exhdr)
+ FATAL_ERROR ((0, 0, _("Unexpected EOF on archive file")));
set_next_block_after (exhdr);
}
+ while (exhdr->sparse_header.isextended);
}