Source-Changes-HG archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

[src/trunk]: src/dist/file merge local changes



details:   https://anonhg.NetBSD.org/src/rev/6c76a3ef58be
branches:  trunk
changeset: 543375:6c76a3ef58be
user:      pooka <pooka%NetBSD.org@localhost>
date:      Sun Feb 23 23:42:50 2003 +0000

description:
merge local changes

diffstat:

 dist/file/file.1  |  87 +++++++++++++++++++++++++++++++-----------------------
 dist/file/magic.5 |  74 ++++++++++++++++++++++++++++++---------------
 2 files changed, 99 insertions(+), 62 deletions(-)

diffs (truncated from 324 to 300 lines):

diff -r 58b0f45df036 -r 6c76a3ef58be dist/file/file.1
--- a/dist/file/file.1  Sun Feb 23 23:40:47 2003 +0000
+++ b/dist/file/file.1  Sun Feb 23 23:42:50 2003 +0000
@@ -1,4 +1,4 @@
-.\" $NetBSD: file.1,v 1.1.1.1 2003/02/23 23:08:28 pooka Exp $
+.\" $NetBSD: file.1,v 1.2 2003/02/23 23:42:50 pooka Exp $
 .\"
 .TH FILE 1 "Copyright but distributable"
 .\" Id: file.man,v 1.43 2003/02/08 18:33:53 christos Exp 
@@ -182,10 +182,12 @@
 .TP 8
 .B \-i
 Causes the file command to output mime type strings rather than the more
-traditional human readable ones. Thus it may say
+traditional human readable ones.
+Thus it may say
 ``text/plain; charset=us-ascii''
 rather
-than ``ASCII text''. In order for this option to work, file changes the way
+than ``ASCII text''.
+In order for this option to work, file changes the way
 it handles files recognised by the command itself (such as many of the
 text file types, directories etc), and makes use of an alternative
 ``magic'' file.
@@ -199,8 +201,10 @@
 This can be a single file, or a colon-separated list of files.
 .TP 8
 .B \-n
-Force stdout to be flushed after checking each file. This is only useful if
-checking a list of files. It is intended to be used by programs that want
+Force stdout to be flushed after checking each file.
+This is only useful if
+checking a list of files.
+It is intended to be used by programs that want
 filetype output from a pipe.
 .TP 8
 .B \-N
@@ -279,7 +283,8 @@
 \*[Gt]10       string  language\e impress      (imPRESS data)
 .br
 In addition, in this version, if a pattern string contains a backslash,
-it must be escaped.  For example
+it must be escaped.
+For example
 .br
 0      string          \ebegindata     Andrew Toolkit document
 .br
@@ -315,36 +320,40 @@
 .IR /usr/share/misc/magic.orig ).
 .SH EXAMPLES
 .nf
-$ file file.c file /dev/{wd0a,hda}
-file.c:   C program text
-file:     ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV),
-          dynamically linked (uses shared libs), stripped
+$ file file.c obj/file /dev/wd0a
+file.c: ASCII C program text
+.fi
+.na
+obj/file: ELF 32-bit LSB executable,
+Intel 80386,
+version 1 (SYSV),
+for NetBSD,
+dynamically linked (uses shared libs),
+not stripped
+.br
+.nf
 /dev/wd0a: block special (0/0)
-/dev/hda: block special (3/0)
-$ file -s /dev/wd0{b,d}
-/dev/wd0b: data
-/dev/wd0d: x86 boot sector
-$ file -s /dev/hda{,1,2,3,4,5,6,7,8,9,10}
-/dev/hda:   x86 boot sector
-/dev/hda1:  Linux/i386 ext2 filesystem
-/dev/hda2:  x86 boot sector
-/dev/hda3:  x86 boot sector, extended partition table
-/dev/hda4:  Linux/i386 ext2 filesystem
-/dev/hda5:  Linux/i386 swap file
-/dev/hda6:  Linux/i386 swap file
-/dev/hda7:  Linux/i386 swap file
-/dev/hda8:  Linux/i386 swap file
-/dev/hda9:  empty
-/dev/hda10: empty
 
-$ file -i file.c file /dev/{wd0a,hda}
-file.c:      text/x-c
-file:        application/x-executable, dynamically linked (uses shared libs),
-not stripped
-/dev/hda:    application/x-not-regular-file
-/dev/wd0a:   application/x-not-regular-file
-
+# file -s /dev/rwd0[abe]
+/dev/rwd0a: x86 boot sector, BSD disklabel
+/dev/rwd0b: data
 .fi
+.na
+/dev/rwd0e:
+Unix Fast File system (little-endian),
+last mounted on /usr,
+last written at Mon Feb 10 13:22:40 2003,
+clean flag 2,
+number of blocks 28754208,
+number of data blocks 27812712,
+number of cylinder groups 3566,
+block size 8192,
+fragment size 1024,
+minimum percentage of free blocks 5,
+rotational delay 0ms,
+disk rotational speed 60rps,
+TIME optimization
+.ad
 .SH HISTORY
 There has been a
 .B file
@@ -379,7 +388,8 @@
 .PP
 The list of contributors to the "Magdir" directory (source for the
 /etc/magic
-file) is too long to include here. You know who you are; thank you.
+file) is too long to include here.
+You know who you are; thank you.
 .SH LEGAL NOTICE
 Copyright (c) Ian F. Darwin, Toronto, Canada, 1986-1999.
 Covered by the standard Berkeley Software Distribution copyright; see the file
@@ -394,7 +404,8 @@
 program, and are not covered by the above license.
 .SH BUGS
 There must be a better way to automate the construction of the Magic
-file from all the glop in Magdir. What is it?
+file from all the glop in Magdir.
+What is it?
 Better yet, the magic file should be compiled into binary (say,
 .BR ndbm (3)
 or, better yet, fixed-length
@@ -441,7 +452,8 @@
 Another optimisation would be to sort
 the magic file so that we can just run down all the
 tests for the first byte, first word, first long, etc, once we
-have fetched it.  Complain about conflicts in the magic file entries.
+have fetched it.
+Complain about conflicts in the magic file entries.
 Make a rule that the magic entries sort based on file offset rather
 than position within the magic file?
 .PP
@@ -449,7 +461,8 @@
 of ``how good'' a guess is.
 We end up removing guesses (e.g. ``From '' as first 5 chars of file) because
 they are not as good as other guesses (e.g. ``Newsgroups:'' versus
-``Return-Path:'').  Still, if the others don't pan out, it should be
+``Return-Path:'').
+Still, if the others don't pan out, it should be
 possible to use the first guess.
 .PP
 This program is slower than some vendors' file commands.
diff -r 58b0f45df036 -r 6c76a3ef58be dist/file/magic.5
--- a/dist/file/magic.5 Sun Feb 23 23:40:47 2003 +0000
+++ b/dist/file/magic.5 Sun Feb 23 23:42:50 2003 +0000
@@ -1,4 +1,4 @@
-.\" $NetBSD: magic.5,v 1.1.1.1 2003/02/23 23:08:28 pooka Exp $
+.\" $NetBSD: magic.5,v 1.2 2003/02/23 23:42:50 pooka Exp $
 .\"
 .TH MAGIC 5 "Public Domain"
 .\" install as magic.4 on USG, magic.5 on V7 or Berkeley systems.
@@ -8,7 +8,8 @@
 This manual page documents the format of the magic file as
 used by the
 .BR file (1)
-command, version 3.40. The
+command, version 3.40.
+The
 .BR file
 command identifies the type of a file using,
 among other tests,
@@ -23,13 +24,15 @@
 Each line of the file specifies a test to be performed.
 A test compares the data starting at a particular offset
 in the file with a 1-byte, 2-byte, or 4-byte numeric value or
-a string.  If the test succeeds, a message is printed.
+a string.
+If the test succeeds, a message is printed.
 The line consists of the following fields:
 .IP offset \w'message'u+2n
 A number specifying the offset, in bytes, into the file of the data
 which is to be tested.
 .IP type
-The type of the data to be tested.  The possible values are:
+The type of the data to be tested.
+The possible values are:
 .RS
 .IP byte \w'message'u+2n
 A one-byte value.
@@ -38,11 +41,16 @@
 .IP long
 A four-byte value (on most systems) in this machine's native byte order.
 .IP string
-A string of bytes. The string type specification can be optionally followed
-by /[Bbc]*. The ``B'' flag compacts whitespace in the target, which must
-contain at least one whitespace character. If the magic has "n" consecutive
-blanks, the target needs at least "n" consecutive blanks to match. The ``b''
-flag treats every blank in the target as an optional blank. Finally the ``c''
+A string of bytes.
+The string type specification can be optionally followed
+by /[Bbc]*.
+The ``B'' flag compacts whitespace in the target, which must
+contain at least one whitespace character.
+If the magic has "n" consecutive
+blanks, the target needs at least "n" consecutive blanks to match.
+The ``b''
+flag treats every blank in the target as an optional blank.
+Finally the ``c''
 flag, specifies case insensitive matching: lowercase characters in the magic
 match both lower and upper case characters in the targer, whereas upper case
 characters in the magic, only much uppercase characters in the target.
@@ -75,11 +83,13 @@
 .B \*[Am]
 and a numeric value,
 to specify that the value is to be AND'ed with the
-numeric value before any comparisons are done.  Prepending a
+numeric value before any comparisons are done.
+Prepending a
 .B u
 to the type indicates that ordered comparisons should be unsigned.
 .IP test
-The value to be compared with the value from the file.  If the type is
+The value to be compared with the value from the file.
+If the type is
 numeric, this value
 is specified in C form; if it is a string, it is specified as a C string
 with the usual escapes permitted (e.g. \en for new-line).
@@ -102,7 +112,8 @@
 to specify that the value from the file must have clear any of the bits
 that are set in the specified value, or
 .BR x ,
-to specify that any value will match. If the character is omitted,
+to specify that any value will match.
+If the character is omitted,
 it is assumed to be
 .BR = .
 .IP
@@ -125,21 +136,25 @@
 .BR \*[Am] )
 can be applied to strings.
 The length used for matching is that of the string argument
-in the magic file.  This means that a line can match any string, and
+in the magic file.
+This means that a line can match any string, and
 then presumably print that string, by doing
 .B \*[Gt]\e0
 (because all strings are greater than the null string).
 .IP message
-The message to be printed if the comparison succeeds.  If the string
+The message to be printed if the comparison succeeds.
+If the string
 contains a
 .BR printf (3)
 format specification, the value from the file (with any specified masking
 performed) is printed using the message as the format string.
 .PP
 Some file formats contain additional information which is to be printed
-along with the file type.  A line which begins with the character
+along with the file type.
+A line which begins with the character
 .B \*[Gt]
-indicates additional tests and messages to be printed.  The number of
+indicates additional tests and messages to be printed.
+The number of
 .B \*[Gt]
 on the line indicates the level of the test; a line with no
 .B \*[Gt]
@@ -153,7 +168,8 @@
 .I n
 succeeds, the tests specified in all the subsequent lines at level
 .IB n \(pl1
-are performed, and the messages printed if the tests succeed.  The next
+are performed, and the messages printed if the tests succeed.
+The next
 line at level
 .I n
 terminates this.
@@ -163,27 +179,35 @@
 .B (
 then the string after the parenthesis is interpreted as an indirect offset.
 That means that the number after the parenthesis is used as an offset in
-the file. The value at that offset is read, and is used again as an offset
-in the file. Indirect offsets are of the form:
+the file.
+The value at that offset is read, and is used again as an offset
+in the file.
+Indirect offsets are of the form:
 .BI (( x [.[bslBSL]][+-][ y ]).
 The value of
 .I x
-is used as an offset in the file. A byte, short or long is read at that offset
+is used as an offset in the file.
+A byte, short or long is read at that offset
 depending on the
 .B [bslBSL]
-type specifier. The capitalized types interpret the number as a big endian
+type specifier.



Home | Main Index | Thread Index | Old Index