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Adjust to recent gnulib changes.

Paul Eggert 20 年之前
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共有 5 个文件被更改,包括 67 次插入510 次删除
  1. 4 1
      .cvsignore
  2. 27 16
      ChangeLog
  3. 0 478
      doc/getdate.texi
  4. 20 4
      lib/.cvsignore
  5. 16 11
      m4/.cvsignore

+ 4 - 1
.cvsignore

@@ -18,4 +18,7 @@ stamp-h1
 *.shar.gz
 *.shar.gz
 gnulib
 gnulib
 gnulib/*
 gnulib/*
-gnulib/*/*
+gnulib/*/*
+rmt
+rmt/*
+rmt/*/*

+ 27 - 16
ChangeLog

@@ -1,3 +1,14 @@
+2004-11-27  Paul Eggert  <eggert@cs.ucla.edu>
+
+	* doc/getdate.texi: Remove, since bootstrap gets it from gnulib now.
+	* .cvsignore: Add rmt, rmt/*, rmt/*/*.
+	* lib/.cvsignore: Add allocsa.c, allocsa.h, allocsa.valgrind,
+	charset.alias, config.charset, getcwd.c, getcwd.h, localcharset.c,
+	localcharset.h, ref-add.sed, ref-add.sin, ref-del.sed,
+	ref-del.sin, setenv.c, setenv.h, unsetenv.c.
+	* m4/.cvsignore: Add allocsa.m4, eealloc.m4, getcwd-path-max.m4,
+	localcharset.m4, realloc.m4, setenv.m4.
+
 2004-11-26  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 2004-11-26  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 
 
 	* configure.ac: Raised version number to 1.14.91
 	* configure.ac: Raised version number to 1.14.91
@@ -12,7 +23,7 @@
 	* src/list.c (tar_checksum): New function
 	* src/list.c (tar_checksum): New function
 	(read_header): Use tar_checksum().
 	(read_header): Use tar_checksum().
 	* src/common.h (tar_checksum): New function
 	* src/common.h (tar_checksum): New function
-	
+
 	* tests/star/README: Updated
 	* tests/star/README: Updated
 	* NEWS: Updated
 	* NEWS: Updated
 	* PORTS: Updated
 	* PORTS: Updated
@@ -37,7 +48,7 @@
 
 
 	* NEWS: Updated
 	* NEWS: Updated
 	* TODO: Minor fix
 	* TODO: Minor fix
-	
+
 2004-10-04  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 2004-10-04  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 
 
 	* THANKS: Added Bryan Ford
 	* THANKS: Added Bryan Ford
@@ -50,7 +61,7 @@
 	cache directories automatically on archive creation.
 	cache directories automatically on archive creation.
 	Cache directories are directories containing a
 	Cache directories are directories containing a
 	standardized tag file, as specified at:
 	standardized tag file, as specified at:
-		http://www.brynosaurus.com/cachedir/spec.html	
+		http://www.brynosaurus.com/cachedir/spec.html
 	* src/common.h: New variable exclude_caches_option.
 	* src/common.h: New variable exclude_caches_option.
 	* src/create.c: New function check_cache_directory(),
 	* src/create.c: New function check_cache_directory(),
 	called from dump_dir0() if exclude_caches_option is set,
 	called from dump_dir0() if exclude_caches_option is set,
@@ -72,11 +83,11 @@
 	* src/misc.c: Likewise.
 	* src/misc.c: Likewise.
 	* src/tar.c (parse_opt): Emit warning if -l option is used.
 	* src/tar.c (parse_opt): Emit warning if -l option is used.
 	(show_default_settings): REMOTE_SHELL may be undefined
 	(show_default_settings): REMOTE_SHELL may be undefined
-	
+
 2004-09-07  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 2004-09-07  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 
 
 	Test suite rewritten in autotest.
 	Test suite rewritten in autotest.
-	
+
 	* configure.ac: Updated for autotest
 	* configure.ac: Updated for autotest
 	* src/tar.c (argp_program_version): Modified.
 	* src/tar.c (argp_program_version): Modified.
 	* tests/Makefile.am: Rewritten for autotest.
 	* tests/Makefile.am: Rewritten for autotest.
@@ -166,12 +177,12 @@
 	(paxutils) genfile.c
 	(paxutils) genfile.c
 	* tests/Makefile.am: Removed mksparse
 	* tests/Makefile.am: Removed mksparse
 	* tests/sparse01.sh: Use genfile instead of mksparse
 	* tests/sparse01.sh: Use genfile instead of mksparse
-	
+
 2004-09-06  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 2004-09-06  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 
 
 	Started merging with cpio into paxutils. Sources before
 	Started merging with cpio into paxutils. Sources before
 	this point are tagged alpha-1_14_90
 	this point are tagged alpha-1_14_90
-	
+
 	* Makefile.am: Updated for use with paxutils
 	* Makefile.am: Updated for use with paxutils
 	* README-alpha: Likewise
 	* README-alpha: Likewise
 	* bootstrap: Likewise
 	* bootstrap: Likewise
@@ -196,12 +207,12 @@
 	* src/update.c: Likewise
 	* src/update.c: Likewise
 	* src/utf8.c: Likewise
 	* src/utf8.c: Likewise
 	* src/xheader.c: Likewise
 	* src/xheader.c: Likewise
-	
+
 	* src/system.h: Removed
 	* src/system.h: Removed
 	* src/rmt.c: Removed
 	* src/rmt.c: Removed
 	* src/rmt.h: Removed
 	* src/rmt.h: Removed
 	* src/rtapelib.c: Removed
 	* src/rtapelib.c: Removed
-	
+
 2004-09-03  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 2004-09-03  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 
 
 	* tests/listed02.sh: Do not depend on any particular ordering
 	* tests/listed02.sh: Do not depend on any particular ordering
@@ -250,7 +261,7 @@
 	<87n07kyzhi.fsf@rover.gag.com>, Sun, 15 Feb 2004 11:22:17 -0700)
 	<87n07kyzhi.fsf@rover.gag.com>, Sun, 15 Feb 2004 11:22:17 -0700)
 
 
 	* src/names.c (removed_prefixes_p): New function.
 	* src/names.c (removed_prefixes_p): New function.
-	
+
 	* src/buffer.c: When computing write rate do not take
 	* src/buffer.c: When computing write rate do not take
 	into account the time needed to verify the archive(s).
 	into account the time needed to verify the archive(s).
 	The bug reported by John L. Males <jlmales@yahoo.com>
 	The bug reported by John L. Males <jlmales@yahoo.com>
@@ -261,17 +272,17 @@
 	* src/list.c (decode_header): Fixed initialization
 	* src/list.c (decode_header): Fixed initialization
 	of stat_info->is_sparse
 	of stat_info->is_sparse
 	* src/tar.c (main): Call set_start_time().
 	* src/tar.c (main): Call set_start_time().
-	
+
 	* src/misc.c (unquote_string): Unquote '\a' and '\v'.
 	* src/misc.c (unquote_string): Unquote '\a' and '\v'.
 	Reported by Helmut Waitzmann <helmut.waitzmann@web.de>.
 	Reported by Helmut Waitzmann <helmut.waitzmann@web.de>.
 
 
 	* NEWS: Updated
 	* NEWS: Updated
 	* THANKS: Updated
 	* THANKS: Updated
-	
+
 2004-08-30  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 2004-08-30  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 
 
 	* src/tar.c: Fix copy-n-paste errors in the license
 	* src/tar.c: Fix copy-n-paste errors in the license
-	
+
 2004-08-19  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 2004-08-19  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 
 
 	* scripts/backup.in: Renamed LIBPATH to LIBDIR.
 	* scripts/backup.in: Renamed LIBPATH to LIBDIR.
@@ -285,7 +296,7 @@
 	(restore_fs,restore_files): Fixed use of --listed option.
 	(restore_fs,restore_files): Fixed use of --listed option.
 	* doc/tar.texi: Updated
 	* doc/tar.texi: Updated
 	* NEWS: Updated
 	* NEWS: Updated
-	
+
 2004-08-17  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 2004-08-17  Sergey Poznyakoff  <gray@Mirddin.farlep.net>
 
 
 	* src/tar.c (find_argp_option): Fixed typo
 	* src/tar.c (find_argp_option): Fixed typo
@@ -298,7 +309,7 @@
 	Set LC_ALL=C so that file names sort consistently.
 	Set LC_ALL=C so that file names sort consistently.
 	Prefer the gnulib copies of gettext.m4, glibc21.m4,
 	Prefer the gnulib copies of gettext.m4, glibc21.m4,
 	lib-ld.m4, lib-prefix.m4, po.m4 too.
 	lib-ld.m4, lib-prefix.m4, po.m4 too.
-	
+
 	* patches/getopt.diff: Remove; gnulib now works unpatched.
 	* patches/getopt.diff: Remove; gnulib now works unpatched.
 	* configure.ac (_getopt_long_only_r): Remove check.
 	* configure.ac (_getopt_long_only_r): Remove check.
 	gl_ARGP now does this for us.
 	gl_ARGP now does this for us.
@@ -369,7 +380,7 @@
 	Merge from gnulib.
 	Merge from gnulib.
 
 
 	* patches/argp.diff: Remove; no longer needed.
 	* patches/argp.diff: Remove; no longer needed.
-	
+
 	* lib/.cvsignore: Add stat-macros.h.
 	* lib/.cvsignore: Add stat-macros.h.
 	Remove addext.c, malloc.c, realloc.c.
 	Remove addext.c, malloc.c, realloc.c.
 
 

+ 0 - 478
doc/getdate.texi

@@ -1,478 +0,0 @@
-@c GNU date syntax documentation
-
-@c Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
-@c 2003, 2004 Free Software Foundation, Inc.
-
-@c Permission is granted to copy, distribute and/or modify this document
-@c under the terms of the GNU Free Documentation License, Version 1.1 or
-@c any later version published by the Free Software Foundation; with no
-@c Invariant Sections, with no Front-Cover Texts, and with no Back-Cover
-@c Texts.  A copy of the license is included in the ``GNU Free
-@c Documentation License'' file as part of this distribution.
-
-@node Date input formats
-@chapter Date input formats
-
-@cindex date input formats
-@findex get_date
-
-First, a quote:
-
-@quotation
-Our units of temporal measurement, from seconds on up to months, are so
-complicated, asymmetrical and disjunctive so as to make coherent mental
-reckoning in time all but impossible.  Indeed, had some tyrannical god
-contrived to enslave our minds to time, to make it all but impossible
-for us to escape subjection to sodden routines and unpleasant surprises,
-he could hardly have done better than handing down our present system.
-It is like a set of trapezoidal building blocks, with no vertical or
-horizontal surfaces, like a language in which the simplest thought
-demands ornate constructions, useless particles and lengthy
-circumlocutions.  Unlike the more successful patterns of language and
-science, which enable us to face experience boldly or at least
-level-headedly, our system of temporal calculation silently and
-persistently encourages our terror of time.
-
-@dots{}  It is as though architects had to measure length in feet, width
-in meters and height in ells; as though basic instruction manuals
-demanded a knowledge of five different languages.  It is no wonder then
-that we often look into our own immediate past or future, last Tuesday
-or a week from Sunday, with feelings of helpless confusion.  @dots{}
-
---- Robert Grudin, @cite{Time and the Art of Living}.
-@end quotation
-
-This section describes the textual date representations that @sc{gnu}
-programs accept.  These are the strings you, as a user, can supply as
-arguments to the various programs.  The C interface (via the
-@code{get_date} function) is not described here.
-
-@menu
-* General date syntax::            Common rules.
-* Calendar date items::            19 Dec 1994.
-* Time of day items::              9:20pm.
-* Time zone items::                @sc{est}, @sc{pdt}, @sc{gmt}, ...
-* Day of week items::              Monday and others.
-* Relative items in date strings:: next tuesday, 2 years ago.
-* Pure numbers in date strings::   19931219, 1440.
-* Seconds since the Epoch::        @@1078100502.
-* Authors of get_date::            Bellovin, Eggert, Salz, Berets, et al.
-@end menu
-
-
-@node General date syntax
-@section General date syntax
-
-@cindex general date syntax
-
-@cindex items in date strings
-A @dfn{date} is a string, possibly empty, containing many items
-separated by whitespace.  The whitespace may be omitted when no
-ambiguity arises.  The empty string means the beginning of today (i.e.,
-midnight).  Order of the items is immaterial.  A date string may contain
-many flavors of items:
-
-@itemize @bullet
-@item calendar date items
-@item time of the day items
-@item time zone items
-@item day of the week items
-@item relative items
-@item pure numbers.
-@end itemize
-
-@noindent We describe each of these item types in turn, below.
-
-@cindex numbers, written-out
-@cindex ordinal numbers
-@findex first @r{in date strings}
-@findex next @r{in date strings}
-@findex last @r{in date strings}
-A few numbers may be written out in words in most contexts.  This is
-most useful for specifying day of the week items or relative items (see
-below).  Here is the list: @samp{first} for 1, @samp{next} for 2,
-@samp{third} for 3, @samp{fourth} for 4, @samp{fifth} for 5,
-@samp{sixth} for 6, @samp{seventh} for 7, @samp{eighth} for 8,
-@samp{ninth} for 9, @samp{tenth} for 10, @samp{eleventh} for 11 and
-@samp{twelfth} for 12.  Also, @samp{last} means exactly @math{-1}.
-
-@cindex months, written-out
-When a month is written this way, it is still considered to be written
-numerically, instead of being ``spelled in full''; this changes the
-allowed strings.
-
-@cindex language, in dates
-In the current implementation, only English is supported for words and
-abbreviations like @samp{AM}, @samp{DST}, @samp{EST}, @samp{first},
-@samp{January}, @samp{Sunday}, @samp{tomorrow}, and @samp{year}.
-
-@cindex language, in dates
-@cindex time zone item
-The output of @command{date} is not always acceptable as a date string,
-not only because of the language problem, but also because there is no
-standard meaning for time zone items like @samp{IST}.  When using
-@command{date} to generate a date string intended to be parsed later,
-specify a date format that is independent of language and that does not
-use time zone items other than @samp{UTC} and @samp{Z}.  Here are some
-ways to do this:
-
-@example
-$ LC_ALL=C TZ=UTC0 date
-Mon Mar  1 00:21:42 UTC 2004
-$ TZ=UTC0 date +'%Y-%m-%d %H:%M:%SZ'
-2004-03-01 00:21:42Z
-$ date --iso-8601=ns  # a GNU extension
-2004-02-29T16:21:42,692722128-0800
-$ date --rfc-2822  # a GNU extension
-Sun, 29 Feb 2004 16:21:42 -0800
-$ date +'%Y-%m-%d %H:%M:%S %z'  # %z is a GNU extension.
-2004-02-29 16:21:42 -0800
-$ date +'@@%s.%N'  # %s and %N are GNU extensions.
-@@1078100502.692722128
-@end example
-
-@cindex case, ignored in dates
-@cindex comments, in dates
-Alphabetic case is completely ignored in dates.  Comments may be introduced
-between round parentheses, as long as included parentheses are properly
-nested.  Hyphens not followed by a digit are currently ignored.  Leading
-zeros on numbers are ignored.
-
-
-@node Calendar date items
-@section Calendar date items
-
-@cindex calendar date item
-
-A @dfn{calendar date item} specifies a day of the year.  It is
-specified differently, depending on whether the month is specified
-numerically or literally.  All these strings specify the same calendar date:
-
-@example
-1972-09-24     # @sc{iso} 8601.
-72-9-24        # Assume 19xx for 69 through 99,
-               # 20xx for 00 through 68.
-72-09-24       # Leading zeros are ignored.
-9/24/72        # Common U.S. writing.
-24 September 1972
-24 Sept 72     # September has a special abbreviation.
-24 Sep 72      # Three-letter abbreviations always allowed.
-Sep 24, 1972
-24-sep-72
-24sep72
-@end example
-
-The year can also be omitted.  In this case, the last specified year is
-used, or the current year if none.  For example:
-
-@example
-9/24
-sep 24
-@end example
-
-Here are the rules.
-
-@cindex @sc{iso} 8601 date format
-@cindex date format, @sc{iso} 8601
-For numeric months, the @sc{iso} 8601 format
-@samp{@var{year}-@var{month}-@var{day}} is allowed, where @var{year} is
-any positive number, @var{month} is a number between 01 and 12, and
-@var{day} is a number between 01 and 31.  A leading zero must be present
-if a number is less than ten.  If @var{year} is 68 or smaller, then 2000
-is added to it; otherwise, if @var{year} is less than 100,
-then 1900 is added to it.  The construct
-@samp{@var{month}/@var{day}/@var{year}}, popular in the United States,
-is accepted.  Also @samp{@var{month}/@var{day}}, omitting the year.
-
-@cindex month names in date strings
-@cindex abbreviations for months
-Literal months may be spelled out in full: @samp{January},
-@samp{February}, @samp{March}, @samp{April}, @samp{May}, @samp{June},
-@samp{July}, @samp{August}, @samp{September}, @samp{October},
-@samp{November} or @samp{December}.  Literal months may be abbreviated
-to their first three letters, possibly followed by an abbreviating dot.
-It is also permitted to write @samp{Sept} instead of @samp{September}.
-
-When months are written literally, the calendar date may be given as any
-of the following:
-
-@example
-@var{day} @var{month} @var{year}
-@var{day} @var{month}
-@var{month} @var{day} @var{year}
-@var{day}-@var{month}-@var{year}
-@end example
-
-Or, omitting the year:
-
-@example
-@var{month} @var{day}
-@end example
-
-
-@node Time of day items
-@section Time of day items
-
-@cindex time of day item
-
-A @dfn{time of day item} in date strings specifies the time on a given
-day.  Here are some examples, all of which represent the same time:
-
-@example
-20:02:00.000000
-20:02
-8:02pm
-20:02-0500      # In @sc{est} (U.S. Eastern Standard Time).
-@end example
-
-More generally, the time of the day may be given as
-@samp{@var{hour}:@var{minute}:@var{second}}, where @var{hour} is
-a number between 0 and 23, @var{minute} is a number between 0 and
-59, and @var{second} is a number between 0 and 59 possibly followed by
-@samp{.} or @samp{,} and a fraction containing one or more digits.
-Alternatively,
-@samp{:@var{second}} can be omitted, in which case it is taken to
-be zero.
-
-@findex am @r{in date strings}
-@findex pm @r{in date strings}
-@findex midnight @r{in date strings}
-@findex noon @r{in date strings}
-If the time is followed by @samp{am} or @samp{pm} (or @samp{a.m.}
-or @samp{p.m.}), @var{hour} is restricted to run from 1 to 12, and
-@samp{:@var{minute}} may be omitted (taken to be zero).  @samp{am}
-indicates the first half of the day, @samp{pm} indicates the second
-half of the day.  In this notation, 12 is the predecessor of 1:
-midnight is @samp{12am} while noon is @samp{12pm}.
-(This is the zero-oriented interpretation of @samp{12am} and @samp{12pm},
-as opposed to the old tradition derived from Latin
-which uses @samp{12m} for noon and @samp{12pm} for midnight.)
-
-@cindex time zone correction
-@cindex minutes, time zone correction by
-The time may alternatively be followed by a time zone correction,
-expressed as @samp{@var{s}@var{hh}@var{mm}}, where @var{s} is @samp{+}
-or @samp{-}, @var{hh} is a number of zone hours and @var{mm} is a number
-of zone minutes.  When a time zone correction is given this way, it
-forces interpretation of the time relative to
-Coordinated Universal Time (@sc{utc}), overriding any previous
-specification for the time zone or the local time zone.  The @var{minute}
-part of the time of the day may not be elided when a time zone correction
-is used.  This is the best way to specify a time zone correction by
-fractional parts of an hour.
-
-Either @samp{am}/@samp{pm} or a time zone correction may be specified,
-but not both.
-
-
-@node Time zone items
-@section Time zone items
-
-@cindex time zone item
-
-A @dfn{time zone item} specifies an international time zone, indicated
-by a small set of letters, e.g., @samp{UTC} or @samp{Z}
-for Coordinated Universal
-Time.  Any included periods are ignored.  By following a
-non-daylight-saving time zone by the string @samp{DST} in a separate
-word (that is, separated by some white space), the corresponding
-daylight saving time zone may be specified.
-
-Time zone items other than @samp{UTC} and @samp{Z}
-are obsolescent and are not recommended, because they
-are ambiguous; for example, @samp{EST} has a different meaning in
-Australia than in the United States.  Instead, it's better to use
-unambiguous numeric time zone corrections like @samp{-0500}, as
-described in the previous section.
-
-
-@node Day of week items
-@section Day of week items
-
-@cindex day of week item
-
-The explicit mention of a day of the week will forward the date
-(only if necessary) to reach that day of the week in the future.
-
-Days of the week may be spelled out in full: @samp{Sunday},
-@samp{Monday}, @samp{Tuesday}, @samp{Wednesday}, @samp{Thursday},
-@samp{Friday} or @samp{Saturday}.  Days may be abbreviated to their
-first three letters, optionally followed by a period.  The special
-abbreviations @samp{Tues} for @samp{Tuesday}, @samp{Wednes} for
-@samp{Wednesday} and @samp{Thur} or @samp{Thurs} for @samp{Thursday} are
-also allowed.
-
-@findex next @var{day}
-@findex last @var{day}
-A number may precede a day of the week item to move forward
-supplementary weeks.  It is best used in expression like @samp{third
-monday}.  In this context, @samp{last @var{day}} or @samp{next
-@var{day}} is also acceptable; they move one week before or after
-the day that @var{day} by itself would represent.
-
-A comma following a day of the week item is ignored.
-
-
-@node Relative items in date strings
-@section Relative items in date strings
-
-@cindex relative items in date strings
-@cindex displacement of dates
-
-@dfn{Relative items} adjust a date (or the current date if none) forward
-or backward.  The effects of relative items accumulate.  Here are some
-examples:
-
-@example
-1 year
-1 year ago
-3 years
-2 days
-@end example
-
-@findex year @r{in date strings}
-@findex month @r{in date strings}
-@findex fortnight @r{in date strings}
-@findex week @r{in date strings}
-@findex day @r{in date strings}
-@findex hour @r{in date strings}
-@findex minute @r{in date strings}
-The unit of time displacement may be selected by the string @samp{year}
-or @samp{month} for moving by whole years or months.  These are fuzzy
-units, as years and months are not all of equal duration.  More precise
-units are @samp{fortnight} which is worth 14 days, @samp{week} worth 7
-days, @samp{day} worth 24 hours, @samp{hour} worth 60 minutes,
-@samp{minute} or @samp{min} worth 60 seconds, and @samp{second} or
-@samp{sec} worth one second.  An @samp{s} suffix on these units is
-accepted and ignored.
-
-@findex ago @r{in date strings}
-The unit of time may be preceded by a multiplier, given as an optionally
-signed number.  Unsigned numbers are taken as positively signed.  No
-number at all implies 1 for a multiplier.  Following a relative item by
-the string @samp{ago} is equivalent to preceding the unit by a
-multiplier with value @math{-1}.
-
-@findex day @r{in date strings}
-@findex tomorrow @r{in date strings}
-@findex yesterday @r{in date strings}
-The string @samp{tomorrow} is worth one day in the future (equivalent
-to @samp{day}), the string @samp{yesterday} is worth
-one day in the past (equivalent to @samp{day ago}).
-
-@findex now @r{in date strings}
-@findex today @r{in date strings}
-@findex this @r{in date strings}
-The strings @samp{now} or @samp{today} are relative items corresponding
-to zero-valued time displacement, these strings come from the fact
-a zero-valued time displacement represents the current time when not
-otherwise changed by previous items.  They may be used to stress other
-items, like in @samp{12:00 today}.  The string @samp{this} also has
-the meaning of a zero-valued time displacement, but is preferred in
-date strings like @samp{this thursday}.
-
-When a relative item causes the resulting date to cross a boundary
-where the clocks were adjusted, typically for daylight-saving time,
-the resulting date and time are adjusted accordingly.
-
-The fuzz in units can cause problems with relative items.  For
-example, @samp{2003-07-31 -1 month} might evaluate to 2003-07-01,
-because 2003-06-31 is an invalid date.  To determine the previous
-month more reliably, you can ask for the month before the 15th of the
-current month.  For example:
-
-@example
-$ date -R
-Thu, 31 Jul 2003 13:02:39 -0700
-$ date --date='-1 month' +'Last month was %B?'
-Last month was July?
-$ date --date="$(date +%Y-%m-15) -1 month" +'Last month was %B!'
-Last month was June!
-@end example
-
-Also, take care when manipulating dates around clock changes such as
-daylight saving leaps.  In a few cases these have added or subtracted
-as much as 24 hours from the clock, so it is often wise to adopt
-universal time by setting the @env{TZ} environment variable to
-@samp{UTC0} before embarking on calendrical calculations.
-
-@node Pure numbers in date strings
-@section Pure numbers in date strings
-
-@cindex pure numbers in date strings
-
-The precise interpretation of a pure decimal number depends
-on the context in the date string.
-
-If the decimal number is of the form @var{yyyy}@var{mm}@var{dd} and no
-other calendar date item (@pxref{Calendar date items}) appears before it
-in the date string, then @var{yyyy} is read as the year, @var{mm} as the
-month number and @var{dd} as the day of the month, for the specified
-calendar date.
-
-If the decimal number is of the form @var{hh}@var{mm} and no other time
-of day item appears before it in the date string, then @var{hh} is read
-as the hour of the day and @var{mm} as the minute of the hour, for the
-specified time of the day.  @var{mm} can also be omitted.
-
-If both a calendar date and a time of day appear to the left of a number
-in the date string, but no relative item, then the number overrides the
-year.
-
-
-@node Seconds since the Epoch
-@section Seconds since the Epoch
-
-If you precede a number with @samp{@@}, it represents an internal time
-stamp as a count of seconds.  The number can contain an internal
-decimal point (either @samp{.} or @samp{,}); any excess precision not
-supported by the internal representation is truncated toward minus
-infinity.
-
-@cindex beginning of time, for @acronym{POSIX}
-@cindex epoch, for @acronym{POSIX}
-Internally, computer times are represented as a count of seconds since
-an epoch---a well-defined point of time.  On @acronym{GNU} and
-@acronym{POSIX} systems, the epoch is 1970-01-01 00:00:00 @sc{utc}, so
-@samp{@@0} represents this time, @samp{@@1} represents 1970-01-01
-00:00:01 @sc{utc}, and so forth.  @acronym{GNU} and most other
-@acronym{POSIX}-compliant systems support such times as an extension
-to @acronym{POSIX}, using negative counts, so that @samp{@@-1}
-represents 1969-12-31 23:59:59 @sc{utc}.
-
-Traditional Unix systems count seconds with 32-bit two's-complement
-integers and can represent times from 1901-12-13 20:45:52 through
-2038-01-19 03:14:07 @sc{utc}.  More modern systems use 64-bit counts
-of seconds with nanosecond subcounts, and can represent all the times
-in the known lifetime of the universe to a resolution of 1 nanosecond.
-
-On most systems, these counts ignore the presence of leap seconds.
-For example, on most systems @samp{@@915148799} represents 1998-12-31
-23:59:59 @sc{utc}, @samp{@@915148800} represents 1999-01-01 00:00:00
-@sc{utc}, and there is no way to represent the intervening leap second
-1998-12-31 23:59:60 @sc{utc}.
-
-@node Authors of get_date
-@section Authors of @code{get_date}
-
-@cindex authors of @code{get_date}
-
-@cindex Bellovin, Steven M.
-@cindex Salz, Rich
-@cindex Berets, Jim
-@cindex MacKenzie, David
-@cindex Meyering, Jim
-@cindex Eggert, Paul
-@code{get_date} was originally implemented by Steven M. Bellovin
-(@email{smb@@research.att.com}) while at the University of North Carolina
-at Chapel Hill.  The code was later tweaked by a couple of people on
-Usenet, then completely overhauled by Rich $alz (@email{rsalz@@bbn.com})
-and Jim Berets (@email{jberets@@bbn.com}) in August, 1990.  Various
-revisions for the @sc{gnu} system were made by David MacKenzie, Jim Meyering,
-Paul Eggert and others.
-
-@cindex Pinard, F.
-@cindex Berry, K.
-This chapter was originally produced by Fran@,{c}ois Pinard
-(@email{pinard@@iro.umontreal.ca}) from the @file{getdate.y} source code,
-and then edited by K.@: Berry (@email{kb@@cs.umb.edu}).

+ 20 - 4
lib/.cvsignore

@@ -5,6 +5,9 @@ Makefile.in
 alloca.c
 alloca.c
 alloca.h
 alloca.h
 alloca_.h
 alloca_.h
+allocsa.c
+allocsa.h
+allocsa.valgrind
 argmatch.c
 argmatch.c
 argmatch.h
 argmatch.h
 argp-ba.c
 argp-ba.c
@@ -22,7 +25,9 @@ argp.h
 backupfile.c
 backupfile.c
 backupfile.h
 backupfile.h
 basename.c
 basename.c
+charset.alias
 chown.c
 chown.c
+config.charset
 dirname.c
 dirname.c
 dirname.h
 dirname.h
 error.c
 error.c
@@ -41,6 +46,8 @@ fnmatch_loop.c
 ftruncate.c
 ftruncate.c
 full-write.c
 full-write.c
 full-write.h
 full-write.h
+getcwd.c
+getcwd.h
 getdate.c
 getdate.c
 getdate.h
 getdate.h
 getdate.y
 getdate.y
@@ -63,6 +70,9 @@ human.c
 human.h
 human.h
 lchown.c
 lchown.c
 lchown.h
 lchown.h
+localcharset.c
+localcharset.h
+localedir.h
 mempcpy.c
 mempcpy.c
 mempcpy.h
 mempcpy.h
 memset.c
 memset.c
@@ -76,7 +86,13 @@ quote.c
 quote.h
 quote.h
 quotearg.c
 quotearg.c
 quotearg.h
 quotearg.h
+ref-add.sed
+ref-add.sin
+ref-del.sed
+ref-del.sin
 rmdir.c
 rmdir.c
+rmt.h
+rtapelib.c
 safe-read.c
 safe-read.c
 safe-read.h
 safe-read.h
 safe-write.c
 safe-write.c
@@ -85,6 +101,8 @@ save-cwd.c
 save-cwd.h
 save-cwd.h
 savedir.c
 savedir.c
 savedir.h
 savedir.h
+setenv.c
+setenv.h
 stat-macros.h
 stat-macros.h
 stdbool.h
 stdbool.h
 stdbool_.h
 stdbool_.h
@@ -108,10 +126,12 @@ strtoumax.c
 sysexit.h
 sysexit.h
 sysexit_.h
 sysexit_.h
 sysexits.h
 sysexits.h
+system.h
 time_r.c
 time_r.c
 time_r.h
 time_r.h
 timespec.h
 timespec.h
 unlocked-io.h
 unlocked-io.h
+unsetenv.c
 utime.c
 utime.c
 xalloc-die.c
 xalloc-die.c
 xalloc.h
 xalloc.h
@@ -123,7 +143,3 @@ xstrtol.c
 xstrtol.h
 xstrtol.h
 xstrtoul.c
 xstrtoul.c
 xstrtoumax.c
 xstrtoumax.c
-localedir.h
-rmt.h
-rtapelib.c
-system.h

+ 16 - 11
m4/.cvsignore

@@ -1,6 +1,9 @@
+*_gl.m4
 Makefile
 Makefile
 Makefile.in
 Makefile.in
 alloca.m4
 alloca.m4
+allocsa.m4
+argp.m4
 backupfile.m4
 backupfile.m4
 bison.m4
 bison.m4
 chown.m4
 chown.m4
@@ -9,6 +12,7 @@ codeset.m4
 d-ino.m4
 d-ino.m4
 dirname.m4
 dirname.m4
 dos.m4
 dos.m4
+eealloc.m4
 error.m4
 error.m4
 exclude.m4
 exclude.m4
 exitfail.m4
 exitfail.m4
@@ -16,6 +20,7 @@ extensions.m4
 fileblocks.m4
 fileblocks.m4
 fnmatch.m4
 fnmatch.m4
 ftruncate.m4
 ftruncate.m4
+getcwd-path-max.m4
 getcwd.m4
 getcwd.m4
 getdate.m4
 getdate.m4
 getline.m4
 getline.m4
@@ -26,6 +31,7 @@ gettext.m4
 gettime.m4
 gettime.m4
 gettimeofday.m4
 gettimeofday.m4
 glibc21.m4
 glibc21.m4
+gnulib.m4
 hash.m4
 hash.m4
 human.m4
 human.m4
 iconv.m4
 iconv.m4
@@ -41,10 +47,13 @@ lcmessage.m4
 lib-ld.m4
 lib-ld.m4
 lib-link.m4
 lib-link.m4
 lib-prefix.m4
 lib-prefix.m4
+localcharset.m4
 longdouble.m4
 longdouble.m4
 longlong.m4
 longlong.m4
+malloc.m4
 mbrtowc.m4
 mbrtowc.m4
 mbstate_t.m4
 mbstate_t.m4
+mempcpy.m4
 memset.m4
 memset.m4
 mktime.m4
 mktime.m4
 modechange.m4
 modechange.m4
@@ -57,12 +66,15 @@ printf-posix.m4
 progtest.m4
 progtest.m4
 quote.m4
 quote.m4
 quotearg.m4
 quotearg.m4
+realloc.m4
 restrict.m4
 restrict.m4
 rmdir.m4
 rmdir.m4
+rmt.m4
 safe-read.m4
 safe-read.m4
 safe-write.m4
 safe-write.m4
 save-cwd.m4
 save-cwd.m4
 savedir.m4
 savedir.m4
+setenv.m4
 signed.m4
 signed.m4
 size_max.m4
 size_max.m4
 ssize_t.m4
 ssize_t.m4
@@ -71,13 +83,17 @@ stdbool.m4
 stdint_h.m4
 stdint_h.m4
 stpcpy.m4
 stpcpy.m4
 strcase.m4
 strcase.m4
+strchrnul.m4
 strerror_r.m4
 strerror_r.m4
+strndup.m4
+strnlen.m4
 strtoimax.m4
 strtoimax.m4
 strtol.m4
 strtol.m4
 strtoll.m4
 strtoll.m4
 strtoul.m4
 strtoul.m4
 strtoull.m4
 strtoull.m4
 strtoumax.m4
 strtoumax.m4
+sysexits.m4
 time_r.m4
 time_r.m4
 timespec.m4
 timespec.m4
 tm_gmtoff.m4
 tm_gmtoff.m4
@@ -95,14 +111,3 @@ xgetcwd.m4
 xsize.m4
 xsize.m4
 xstrtol.m4
 xstrtol.m4
 xstrtoumax.m4
 xstrtoumax.m4
-*_gl.m4
-gnulib.m4
-malloc.m4
-realloc.m4
-argp.m4
-mempcpy.m4
-strchrnul.m4
-strndup.m4
-strnlen.m4
-sysexits.m4
-rmt.m4