Paul Eggert [Tue, 19 Sep 2017 16:40:23 +0000 (09:40 -0700)]
build: update gnulib submodule to latest
Jim Meyering [Mon, 13 Mar 2017 05:42:06 +0000 (22:42 -0700)]
maint: also distribute a zip-compressed tarball
* configure.ac (AM_INIT_AUTOMAKE): Add dist-zip, for
those lacking gzip, 7zip, etc. Suggested by Karl Berry in
https://bugs.gnu.org/25538.
Paul Eggert [Mon, 13 Mar 2017 23:35:55 +0000 (16:35 -0700)]
gzip: port zdiff, zless to Busybox
Problem reported by Denys Zagorui (Bug#26088).
* tests/zdiff: Check that diff uses POSIX-format output.
* zless.in (less_version): Don't exit merely because 'less -V'
fails; instead, assume 'less' is compatible with an old version of
the original 'less'. Busybox 'less -V' fails, but apparently its
'less' works anyway somehow.
Jim Meyering [Tue, 7 Feb 2017 00:36:18 +0000 (16:36 -0800)]
tests: avoid failure when running with no tty
* tests/help-version (zcat_setup): Export TERM=dumb, to avoid zless
malfunction. Reported by Assaf Gordon in https://bugs.gnu.org/25636#8
Jim Meyering [Mon, 6 Feb 2017 18:03:04 +0000 (10:03 -0800)]
gnulib: update to latest; and tests/init.sh and bootstrap
Jim Meyering [Mon, 6 Feb 2017 18:13:39 +0000 (10:13 -0800)]
maint: change "time stamp" to "timestamp" globally
This avoids a new syntax-check failure.
* ChangeLog-2007: Perform that change.
* NEWS: Likewise.
* algorithm.doc: Likewise.
* doc/gzip.texi: Likewise.
* gunzip.in: Likewise.
* gzip.1: Likewise.
* gzip.c: Likewise.
* gzip.h: Likewise.
* m4/.gitignore: Likewise.
* sample/ztouch: Likewise.
* tests/timestamp: Likewise.
* unzip.c: Likewise.
* zip.c: Likewise.
* znew.1: Likewise.
* cfg.mk: Update the old news hash accordingly.
Jim Meyering [Sun, 1 Jan 2017 11:37:15 +0000 (03:37 -0800)]
maint: tweak a distcheck rule
* dist-check.mk (my-distcheck): Don't use --disable-nls.
That option is now unrecognized.
Jim Meyering [Sun, 1 Jan 2017 11:23:03 +0000 (03:23 -0800)]
maint: update gnulib and copyright dates for 2017
* gnulib: Update to latest.
* all files: Run "make update-copyright".
Jim Meyering [Sun, 30 Oct 2016 19:16:42 +0000 (12:16 -0700)]
maint: use "returns_" rather than explicit comparison with "$?"
* tests/zdiff: Use "returns_ 1" rather than testing $? = 1.
* tests/hufts: Likewise.
* tests/timestamp: Likewise, but s/1/2/.
Paul Eggert [Sat, 5 Nov 2016 03:15:42 +0000 (20:15 -0700)]
gzip: minor time stamp cleanups
* NEWS: Document this.
* gzip.c (get_method): Do not warn about MTIME out of range.
This should avoid useless chatter on hosts with 32-bit time_t
after the year 2038 (!).
(do_list): Do not pass junk time stamp to localtime.
(copy_stat): Do not report "time stamp restored" if restoration
fails.
Paul Eggert [Sat, 5 Nov 2016 03:15:42 +0000 (20:15 -0700)]
gzip: --no-time cleanup
Problem reported by Jim Meyering (Bug#24826).
* gzip.c (longopts): Remove non-working no-time entry.
(help) [UNDOCUMENTED]: Don't document it.
Paul Eggert [Sat, 5 Nov 2016 03:15:42 +0000 (20:15 -0700)]
gzip --no-name: avoid spurious warning
Problem reported by Jim Meyering (Bug#24826).
* tests/timestamp: Add a test from Jim Meyering to exercise the fix
* zip.c (zip): Treat unknown time stamps as 0.
Jim Meyering [Tue, 25 Oct 2016 00:22:49 +0000 (17:22 -0700)]
maint: update .gitignore files to ignore more generated files
Jim Meyering [Sun, 2 Oct 2016 19:51:57 +0000 (12:51 -0700)]
maint: avoid unwarranted "make syntax-check" failure
* tests/timestamp: Reorder "rm" arguments so the doubled-word
syntax-check rule does not detect a false positive "in in" here.
Jim Meyering [Sun, 2 Oct 2016 19:49:03 +0000 (12:49 -0700)]
gnulib: update to latest
Paul Eggert [Wed, 7 Sep 2016 21:56:05 +0000 (14:56 -0700)]
* doc/gzip.texi: Fix off-by-one timestamp.
Paul Eggert [Tue, 6 Sep 2016 21:51:47 +0000 (14:51 -0700)]
gzip: fix some Y2038 etc. bugs
* NEWS: Document this.
* gzip.c (get_method): Warn about out-of-range MTIME,
and ignore it instead of relying on possibly-undefined behavior.
* tests/Makefile.am (TESTS): Add timestamp.
* tests/timestamp: New test.
* zip.c (zip): Warn about out-of-range file time stamp.
Jim Meyering [Tue, 30 Aug 2016 03:28:48 +0000 (20:28 -0700)]
maint: fix gzip-specific syntax-check rule
* cfg.mk (sc_gzip_copyright_check): This rule had two problems.
It was failing erroneously (the copyright date in gzip.c is fine),
yet it was complaining. The first problem is that the rule's
diagnostic mentioned the wrong file: lib/version-etc.c, rather than
./gzip.c. The second problem is that it specified this file name
via "in_files" rather than the "in_vc_files" variable.
Paul Eggert [Mon, 13 Jun 2016 06:49:51 +0000 (23:49 -0700)]
gzip: fix port to Atari by not defining ASMV
Problem reported by Helmut Karlowski in: http://bugs.gnu.org/23751
* tailor.h (ASMV) [ATARI || atarist]: Do not define.
Paul Eggert [Wed, 11 May 2016 23:23:51 +0000 (16:23 -0700)]
gzip: drop mentions of Amiga, VMS
These platforms were not supported anyway, and their code was
suffering from bitrot. This patch may also fix some file name
glitches on MS-Windowsish platforms.
* bootstrap.conf (gnulib_modules): Add dosname.
* gzip.c: Include dosname.h.
(shorten_name, treat_dir): Use last_component rather than looking
at path separators by hand.
* tailor.h: Remove sections on porting to VMS and to Amiga,
since dosname.h doesn't support these platforms anyway.
(PATH_SEP2, PATH_SEP3, STDC_HEADERS, SUFFIX_SEP, RECORD_IO)
(HAVE_CHOWN, HAVE_LSTAT, HAVE_SYS_DIR_H, direct): Remove. All
uses removed. Many uses replaced by calls to ISSLASH and/or
last_component.
Jim Meyering [Fri, 29 Apr 2016 13:39:26 +0000 (14:39 +0100)]
maint: arrange for better URLs in generated announcement message
* cfg.mk (url_dir_list): Define. I had been correcting the generated
URLs by hand, just before the announcement. This is better.
Jim Meyering [Tue, 26 Apr 2016 20:55:51 +0000 (13:55 -0700)]
maint: post-release administrivia
* NEWS: Add header line for next release.
* .prev-version: Record previous version.
* cfg.mk (old_NEWS_hash): Auto-update.
Jim Meyering [Tue, 26 Apr 2016 20:45:00 +0000 (13:45 -0700)]
version 1.8
* NEWS: Record release date.
Jim Meyering [Tue, 26 Apr 2016 20:28:23 +0000 (13:28 -0700)]
gnulib: update to latest
Paul Eggert [Wed, 20 Apr 2016 05:05:57 +0000 (22:05 -0700)]
gzip: simplify by closing ourselves
This simplifies the previous fix, by avoiding the use of the
closein module. That module was problematic, as gzip normally
does not use stdio for output and never uses it for input.
Also, it is a heavyweight module, as it drags many files into lib
(c-ctype.c, c-ctype.h, closein.c, closein.h, closeout.c, closeout.h,
close-stream.c, close-stream.h, config.charset, c-strcasecmp.c,
c-strcaseeq.h, c-strcase.h, c-strncasecmp.c, fpending.c, fpending.h,
freadahead.c, freadahead.h, localcharset.c, localcharset.h, mbrtowc.c,
mbsinit.c, quotearg.c, quotearg.h, quote.h, ref-add.sin, ref-del.sin,
streq.h, wctype-h.c, wctype.in.h) and into m4 (closein.m4, closeout.m4,
close-stream.m4, codeset.m4, configmake.m4, fpending.m4, freadahead.m4,
glibc21.m4, localcharset.m4, locale-fr.m4, locale-ja.m4, locale-zh.m4,
mbrtowc.m4, mbsinit.m4, mbstate_t.m4, quotearg.m4, wctype_h.m4),
and these files are thus no longer needed.
* bootstrap.conf (gnulib_modules): Remove closein.
* gzip.c: Don't include closein.h.
(stdin_was_read): New static var.
(main): Don't use close_stdin.
Invoke finish_out to exit after outputting via stdio's stdout.
Close stdin after reading it.
Restore previous way of closing stdout.
(treat_stdin): Record that stdin was read.
(finish_out): New function.
Paul Eggert [Wed, 20 Apr 2016 00:43:09 +0000 (17:43 -0700)]
gzip: fix bug with -l output to pipes
Problem reported by Christian Franke via Eric Blake in:
http://bugs.gnu.org/23314
* NEWS: Mention this.
* gzip.c (main): Do not close stdout twice when given -l.
Instead, -l now just fflushes stdout, so that fdatasync
can synchronize it if --synchronize is also specified.
* tests/list: New test case.
* tests/Makefile.am (TESTS): Add it.
Paul Eggert [Mon, 28 Mar 2016 23:26:45 +0000 (16:26 -0700)]
Port to Oracle Solaris Studio 12.4
Problem reported by Kiyoshi KANAZAWA in: http://bugs.gnu.org/23133
* NEWS: Document this.
* configure.ac (ASMV): Do not define if NO_ASM is
anywhere in DEFS; it doesn't need to be surrounded by white space.
* lib/match.c: Do not use x86 version if __x86_64__ is defined.
Jim Meyering [Mon, 28 Mar 2016 04:03:50 +0000 (21:03 -0700)]
maint: post-release administrivia
* NEWS: Add header line for next release.
* .prev-version: Record previous version.
* cfg.mk (old_NEWS_hash): Auto-update.
Jim Meyering [Mon, 28 Mar 2016 04:02:29 +0000 (21:02 -0700)]
version 1.7
* NEWS: Record release date.
Paul Eggert [Fri, 25 Mar 2016 19:57:05 +0000 (12:57 -0700)]
Port to NetBSD 7.0
Problem reported by Assaf Gordon in: http://bugs.gnu.org/23107#13
* gzexe.in, zdiff.in, zgrep.in: Don't rely on mktemp -t,
as it has a different meaning in NetBSD.
Paul Eggert [Fri, 25 Mar 2016 19:54:36 +0000 (12:54 -0700)]
* tests/init.sh: Sync from Gnulib.
Paul Eggert [Fri, 25 Mar 2016 19:53:50 +0000 (12:53 -0700)]
Port to Alpine Linux which uses Busybox
* Makefile.am (check-local): Use plain diff rather than
Jim Meyering [Thu, 24 Mar 2016 16:06:18 +0000 (09:06 -0700)]
gzip: also honor GZIP=--rsyncable
* gzip.c (main): Also accept --rsyncable when it is specified
via the GZIP environment variable.
I noticed this when gzip's "make dist" failed because maint.mk
detected that gzip now honors --rsyncable, yet when it set GZIP_ENV
to include that, and that propagated via automake-generated code
to the GZIP setting used in the "make dist" rule, there, it was not
honored, and caused "make dist" to fail.
Paul Eggert [Mon, 21 Mar 2016 22:46:12 +0000 (15:46 -0700)]
Fix typo in previous patch
Paul Eggert [Mon, 21 Mar 2016 22:41:55 +0000 (15:41 -0700)]
Port to Solaris 11 /bin/sh
* m4/shell.m4 (AC_PROG_SHELL): Reject Solaris 11 /bin/sh.
A problem was reported by Nelson H. F. Beebe for OpenIndiana.
I reproduced a problem with different symptoms on Solaris 11.
Switching to Bash fixed it, and I hope this fixes it for
OpenIndiana too, since both problems appear to be shell-related.
Paul Eggert [Fri, 18 Mar 2016 22:20:53 +0000 (15:20 -0700)]
zgrep: with -f SPECIAL, read SPECIAL just once
Problem reported by Fulvio Scapin in: http://bugs.gnu.org/22945
* NEWS: Document this.
* tests/zgrep-f: Add a test.
Adjust a test to cover the case of more than one line in -f's input.
* zgrep.in (with_filename): With -f FILE, if FILE is stdin or not
a regular file, copy it into a temporary and use the temporary.
Paul Eggert [Tue, 15 Mar 2016 22:45:42 +0000 (15:45 -0700)]
gzip: port to AIX 7.1 + xlc V12.1
* inflate.c, unlzw.c, util.c: Include tailor.h after including any
system include file that might in turn include signal.h for the
first time, so that SIGPIPE is not #defined to 0 prematurely,
which clashes with signal.h's SIGPIPE.
Jim Meyering [Tue, 15 Mar 2016 18:01:39 +0000 (11:01 -0700)]
gnulib: update to latest
Jim Meyering [Tue, 15 Mar 2016 17:40:08 +0000 (10:40 -0700)]
maint: don't ignore gitlog-to-changelog failure
* Makefile.am (gen-ChangeLog): Don't ignore failure of
gitlog-to-changelog. This syncs to coreutils' copy of this rule.
Paul Eggert [Mon, 7 Mar 2016 00:47:22 +0000 (16:47 -0800)]
gzip: pacify clang
* gzip.c (do_list): Use 2D array of char for month abbreviations,
as this is clearer anyway, and it pacifies Clang. Problem reported
by Assaf Gordon in: http://bugs.gnu.org/22900#40
Jim Meyering [Sun, 6 Mar 2016 20:27:28 +0000 (12:27 -0800)]
tests: port to systems for which ":" is not the PATH separator
* Makefile.am (new_path): New variable.
(check-local): Use $(PATH_SEPARATOR) rather than a literal ":",
to avoid "make syntax-check" failure.
Paul Eggert [Sun, 6 Mar 2016 19:29:34 +0000 (11:29 -0800)]
doc: minor --rsyncable doc fixes
* doc/gzip.texi (Sample): Mention --rsyncable.
* gzip.c (help): Sort and do not capitalize the new --rsyncable
help string.
Paul Eggert [Sun, 6 Mar 2016 19:16:34 +0000 (11:16 -0800)]
gzip: minor zgrep cleanup
* zgrep.in: Simplify previous change.
Paul Eggert [Sun, 6 Mar 2016 08:17:41 +0000 (00:17 -0800)]
gzip: port zgrep to Solaris 11.2
Problem reported by Assaf Gordon in: http://bugs.gnu.org/22900#11
* zgrep.in: Port to Solaris 11.2 /bin/sh (ksh 93u 2011-02-08),
where $? is 256+SIG when a process was killed with signal SIG, and
where 'exit 257' is equivalent to 'exit 1'. Apparently some other
sh implementations use 256+128+SIG. So, instead of using plain
'exit $?', use the equivalent of 'exit ((128 * (128 <= $?)) + $? %
128)' within the script, and use the equivalent of 'kill -$($? %
128)' at the top level if the exit status is 128 or more.
Paul Eggert [Sun, 6 Mar 2016 01:18:59 +0000 (17:18 -0800)]
gzip: remove --__bindir
* NEWS: Document this.
* gzexe.in, gunzip.in, zcat.in, zcmp.in, zdiff.in, zegrep.in:
* zfgrep.in, zforce.in, zgrep.in, zless.in, zmore.in, znew.in:
Remove support for undocumented --__bindir option. Callers can
set PATH instead; that's less error-prone. This fixes some
'make check' failures on my Solaris 11 box, which occurred
because the test scripts were mistakenly testing the installed
gzip rather than the gzip in the working directory.
* Makefile.am (.in): Don't replace bindir.
(check-local): Set PATH instead of using --__bindir.
* tests/help-version (gunzip_setuphelp, gzexe_setuphelp)
(zcat_setuphelp, zcmp_setuphelp, zdiff_setuphelp)
(zegrep_setuphelp, zfgrep_setuphelp, zforce_setuphelp)
(zgrep_setuphelp, zless_setuphelp, zmore_setuphelp)
(znew_setuphelp): Remove. All uses removed.
(lbracket_setup): Default args to empty.
Jim Meyering [Sat, 5 Mar 2016 01:24:53 +0000 (17:24 -0800)]
tests: fix "make check" failure on AIX 7.1
* tests/Makefile.am (TESTS_ENVIRONMENT): Modernize:
remove unused shell_or_perl_ function, and use an
export_with_values function as grep does, to remove
a lot of duplication.
Reported by Assaf Gordon in http://debbugs.gnu.org/22900
Rusty Russell [Sat, 5 Sep 2015 19:08:28 +0000 (12:08 -0700)]
gzip: support the --rsyncable option
* deflate.c: Include verify.h.
(RSYNC_WIN, RSYNC_SUM_MATCH): Define.
(rsync_sum, rsync_chunk_end): Declare file-scoped globals.
(lm_init): Initialize globals.
(fill_window): Update rsync_chunk_end.
(rsync_roll): New function.
(RSYNC_ROLL): New macro.
(FLUSH_BLOCK): Update for new "pad" parameter.
(deflate_fast): Use RSYNC_ROLL and flush/pad.
(deflate): Likewise.
* trees.c (flush_block): Add "pad" parameter.
* gzip.c (rsync): New global.
(RSYNCABLE_OPTION, longopts, help): Add the option.
(main): Set the new global.
* gzip.h (rsync): Declare new global.
(flush_block): Update prototype.
* doc/gzip.texi: Document it.
* gzip.1: Likewise.
* bootstrap.conf: Use verify module.
* NEWS (New feature): Mention it.
* Makefile.am (check-local): Add tests and use AM_V__* command-
hiding opions. Reported against Debian here:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=118118
Jim Meyering [Mon, 29 Feb 2016 03:48:38 +0000 (19:48 -0800)]
maint: dist-check.mk: remove .deps dirs before comparing
"make distcheck" with automake-from-trunk would fail like this:
...
Only in /gz/tests/torture/gzip/test/gzip-1.6.42-9d47.old: .deps
Only in /gz/tests/torture/gzip/test/gzip-1.6.42-9d47.old/lib: .deps
Only in /gz/tests/torture/gzip/test/gzip-1.6.42-9d47.old/lib/glthread: .deps
* dist-check.mk (my-distcheck): Remove all .deps directories before
comparing the two hierarchies.
Paul Eggert [Sun, 28 Feb 2016 08:01:50 +0000 (00:01 -0800)]
misc: update --version copyright
* gunzip.in, gzexe.in, zcat.in, zdiff.in, zforce.in, zgrep.in:
* zless.in, zmore.in, znew.in: Update copyright year in --version
output to 2016.
Paul Eggert [Sun, 28 Feb 2016 07:58:54 +0000 (23:58 -0800)]
gzip: new option --synchronous
This follows up on the earlier patch to avoid data loss near the
system crashes. It makes the new behavior optional, with the
default off. See: http://bugs.gnu.org/22768
* NEWS, doc/gzip.texi (Sample, Invoking gzip), gunzip.in (usage):
* gzip.1, zcat.in (usage):
Document this.
* gzip.c (synchronous): New static var.
(SYNCHRONOUS_OPTION): New constant.
(longopts, help, main, treat_file): Add support for --synchronous.
Paul Eggert [Sat, 27 Feb 2016 22:33:17 +0000 (14:33 -0800)]
gzip: use constants, not fileno
* gzip.c (main, treat_stdin, treat_file, get_method)
(check_ofname): Prefer STDIN_FILENO to fileno (stdin),
and similarly for STDOUT_FILENO.
Paul Eggert [Sat, 27 Feb 2016 22:12:46 +0000 (14:12 -0800)]
gzip: fdatasync output dir before unlinking
This follows up on the earlier patch to avoid data loss near
the system crashes. See: http://bugs.gnu.org/22768
* bootstrap.conf (gnulib_modules): Add dirname-lgpl, fdatasync,
openat-safer, unistd-safer, unlinkat.
* gzip.c: Include stddef.h, dirname.h.
Include fcntl--.h instead of fcntl-safer.h.
(RW_USER): Remove; no longer needed.
(dfname, dfd): New static vars.
(dot): New static const.
(atdir_eq, atdir_set): New functions.
(treat_file): Also fdatasync the output directory, if !keep.
(treat_file, create_outfile, open_and_stat):
Use dir fd for unlinkat and openat, if possible.
(open_and_stat): Omit mode argument, since it was always the
same. All callers changed.
* lib/.gitignore, m4/.gitignore: Add new gnulib files.
* tailor.h (PROTO, NO_STDIN_FSTAT, OPEN): Remove. Remove MACOS
section, as this stuff would not work anyway now, and circa 2001
Apple stopped supporting Mac OS 9 and earlier.
* zip.c: Do not include unistd.h and fcntl.h, as this file does
not directly use any symbols defined by those headers.
Paul Eggert [Tue, 23 Feb 2016 07:21:49 +0000 (23:21 -0800)]
fsync output file before closing
Problem reported by Yanyan Jiang 蒋炎岩 in: http://bugs.gnu.org/22768
* NEWS: Document this.
* bootstrap.conf (gnulib_modules): Add fsync.
* gzip.c (treat_file): Call fsync just before closing the output.
* lib/.gitignore, m4/.gitignore: Add fsync-related gnulib files.
Jason Leschnik [Thu, 21 Jan 2016 04:19:06 +0000 (04:19 +0000)]
doc: correct a diagnostic in man page to match actual
* gzip.1: s/no change/unchanged/
This addresses http://debbugs.gnu.org/22413
Jim Meyering [Fri, 1 Jan 2016 23:04:08 +0000 (15:04 -0800)]
maint: update copyright year, bootstrap, init.sh
Run "make update-copyright" and then...
* gzip.c: Transform the copyright notice via s/2015/2016/.
* gnulib: Update to latest.
* tests/init.sh: Update from gnulib.
* bootstrap: Likewise.
Jim Meyering [Mon, 2 Nov 2015 05:58:42 +0000 (21:58 -0800)]
maint: avoid three warnings from the very latest gcc-built-from-git
* unzip.c (unzip): Correct two format strings to match the types of the corresponding arguments.
* unlzw.c (unlzw): Cast an "int" to unsigned to match expected type of %x.
Jim Meyering [Mon, 24 Aug 2015 17:08:16 +0000 (10:08 -0700)]
maint: adjust copyright notices in *.in files to be consistent
The copyright year ranges in *.in files were not being updated,
because of a missing ", Inc." suffix. Add that, run
run "make udpate-copyright", and ensure 2010..2015 year
ranges are covered.
* gunzip.in: Update copyright notice and year ranges.
* gzexe.in: Likewise.
* zcat.in: Likewise.
* zdiff.in: Likewise.
* zforce.in: Likewise.
* zgrep.in: Likewise.
* zless.in: Likewise.
* zmore.in: Likewise.
* znew.in: Likewise.
Jim Meyering [Mon, 24 Aug 2015 16:10:51 +0000 (09:10 -0700)]
build: avoid -Wshift-negative-value warning
Configured with --enable-gcc-warnings, a gcc-6.x build would fail with this:
gzip.c:118:32: error: left shift of negative value
#define OFF_T_MIN (~ (off_t) 0 << (sizeof (off_t) * CHAR_BIT - 1))
* gzip.c [OFF_T_MAX]: Define in terms of TYPE_MAXIMUM, not OFF_T_MIN.
[OFF_T_MIN]: Remove now-unused definition.
Include "intprops.h" for definiton of TYPE_MAXIMUM.
* bootstrap.conf (gnulib_modules): Add intprops.
Jim Meyering [Wed, 29 Jul 2015 05:31:30 +0000 (22:31 -0700)]
maint: remove dead code
This package has not been compilable with -DCRYPT
since commit
v1.4-82-g9d1b943. Remove final vestiges.
* bits.c (copy_block) [CRYPT]: Remove #ifdef'd code.
* inflate.c (NEXTBYTE) [CRYPT]: Likewise.
Prompted by a report from Flávio Medeiros
that HEADER and T might be used uninitialized.
Paul Eggert [Mon, 16 Mar 2015 21:25:17 +0000 (14:25 -0700)]
gzip: make the GZIP env var obsolescent
* NEWS, gzip.1:
* doc/gzip.texi (Environment, Tapes): Document this.
* gzip.c (args): Remove static var; no longer needed now that
'main' frees it. All uses removed.
(ENV_OPTION, shortopts): New constants.
(main): Warn about nontrivial uses of GZIP. Reject dangerous uses.
* tests/gzip-env: New test case.
* tests/Makefile.am (TESTS): Add it.
* util.c (add_envopt): Create new vector instead of adding to old
one. Only use changed.
Paul Eggert [Sat, 14 Mar 2015 01:13:09 +0000 (18:13 -0700)]
maint: adjust to recent gnulib
* doc/.gitignore: Add gendocs_template_min.
* lib/.gitignore: Add assure.h.
Jim Meyering [Mon, 10 Jun 2013 01:35:47 +0000 (18:35 -0700)]
maint: ensure that --version's copyright date is current
* cfg.mk (sc_gzip_copyright_check): Ensure we keep this copyright
year number up to date. Reported by Paul Eggert.
* gzip.c (license_msg): Include only the current year number,
as is done in nearly every other program.
Jim Meyering [Sun, 8 Feb 2015 18:50:07 +0000 (10:50 -0800)]
gnulib: update to latest
Jim Meyering [Fri, 2 Jan 2015 05:42:13 +0000 (21:42 -0800)]
maint: update copyright year ranges to include 2015; update gnulib
Jim Meyering [Mon, 10 Nov 2014 19:22:33 +0000 (11:22 -0800)]
maint: move new NEWS entry into block for upcoming release
* NEWS: Move the latest NEWS entry from the block for gzip-1.6
into the block for the upcoming release.
Paul Eggert [Mon, 10 Nov 2014 19:02:38 +0000 (11:02 -0800)]
gzip: adjust -v output when -k is also specified
Problem reported by Eric Benoit in: http://bugs.gnu.org/16401
* gzip.c (treat_file): When keeping a file, don't say it's replaced.
* NEWS: Document this.
* tests/keep: Test this.
Jim Meyering [Tue, 19 Aug 2014 15:59:38 +0000 (08:59 -0700)]
maint: enable more syntax checks
* cfg.mk (local-checks-to-skip): Remove several rule names from this
list, thus enabling the corresponding checks. To fix some, I made
syntactic changes to source files. In other cases, I exempted certain
files from the checks.
Add exemptions for these:
sc_prohibit_atoi_atof = ^(gzip|sample/sub)\.c$$
sc_space_tab = ^lib/match\.c$$
sc_useless_cpp_parens = ^(lib/match\.c|tailor\.h)$$
* configure.ac: Add quotes to fix under-quoting.
* deflate.c: Remove unnecessary cpp parentheses.
* tests/Makefile.am (TEST_ENVIRONMENT): Remove space-before-TAB.
* unlzw.c: Change some TABs to spaces.
Jim Meyering [Mon, 10 Nov 2014 15:46:47 +0000 (07:46 -0800)]
maint: avoid false positive match in check for double semicolon
* cfg.mk (exclude_file_name_regexp--sc_prohibit_double_semicolon):
Exempt the file, lib/match.c, from gnulib's new double-semicolon
check.
Jim Meyering [Mon, 10 Nov 2014 15:16:29 +0000 (07:16 -0800)]
gnulib+bootstrap: update to latest
* gnulib: Update the submodule.
* bootstrap: Update from gnulib.
Paul Eggert [Fri, 10 Oct 2014 18:41:25 +0000 (11:41 -0700)]
tests: use local dir for output
Reported by Kiyoshi KANAZAWA in: http://bugs.gnu.org/18679
* tests/unpack-invalid: Use local directory, not /tmp, for output.
Paul Eggert [Sun, 10 Aug 2014 23:29:06 +0000 (16:29 -0700)]
gzip: fix --suffix=z bug (Bug#18239)
* gzip.c (get_suffix): Put --suffix string at the end
of the list of suffixes if it is a suffix of one one them.
* tests/z-suffix: New file.
* tests/Makefile.am (TESTS): Add it.
Paul Eggert [Fri, 13 Jun 2014 01:43:08 +0000 (18:43 -0700)]
zgrep: exit with status 0 if a file matches and there's no trouble
Reported by Pavel Raiskup in: http://bugs.gnu.org/17760
* zgrep.in (res): Treat exit status 0 to be greater than 1.
Also, exit immediately on software configuration error.
Paul Eggert [Sat, 7 Jun 2014 21:22:39 +0000 (14:22 -0700)]
doc: use UTF-8 in the manual
* doc/gzip.texi: Switch to UTF-8 encoding. Fix ASCIIisms.
Don't use @sc; plain caps are fine for GNU manuals.
Paul Eggert [Sat, 7 Jun 2014 21:20:29 +0000 (14:20 -0700)]
maint: update .gitignore files
* lib/.gitignore, m4/.gitignore: Adjust to match current sources.
Also, sort.
Jim Meyering [Sat, 8 Mar 2014 19:41:30 +0000 (11:41 -0800)]
maint: udpate all copyright notices via "make update-copyright"
Jim Meyering [Sat, 7 Jun 2014 15:40:27 +0000 (08:40 -0700)]
maint: update copyright year range in gzip.texi
* doc/gzip.texi: Update copyright date.
Jim Meyering [Sun, 4 May 2014 02:04:12 +0000 (19:04 -0700)]
maint: update gnulib to latest and adapt streamsavedir usage
* gnulib: Update module to latest.
* gzip.c (treat_dir): Gnulib's streamsavedir API has changed:
call it with a new argument, SAVEDIR_SORT_NONE, to retain the
preceding behavior.
Paul Eggert [Fri, 7 Mar 2014 01:31:25 +0000 (17:31 -0800)]
zless: improve gzip failure checking, and port to new -V format
Problem reported by Jaroslaw Weglinski, and LESSOPEN change
suggested by Mark Nudelman, in: http://bugs.gnu.org/16951
This doesn't fix bug 16951 entirely, as 'less' needs to be changed
too, but it's a start.
* zless.in (check_exit_status): New var.
(LESSOPEN): Use it.
(use_input_pipe_on_stdin): Adjust to output format on Fedora 20,
where 'less -V' outputs "less 458 (POSIX regular expressions)"
on the first line.
Paul Eggert [Thu, 24 Oct 2013 07:19:56 +0000 (00:19 -0700)]
gzip: fix permissions issue on Solaris-like systems
I.e., on systems that let users give files away.
* gzip.c (do_chown): New function.
(copy_stat): Use it, to change the group, then the permissions,
then the owner. Idea suggested by Vladimir Marek in
<http://bugs.gnu.org/15672#11>
Paul Eggert [Fri, 4 Oct 2013 04:12:09 +0000 (21:12 -0700)]
znew: avoid denial-of-service issue
Reported by Rich Burridge in <http://bugs.gnu.org/15522>.
* znew.in: Rewrite to avoid the need for a temporary file in /tmp.
That way, we avoid the need for set -C
and worrying about denial of service.
Use touch -r and chmod --reference rather than cpmod.
Assume cp -p works, as it's now universal.
Quote 'echo' args better, while we're at it.
(warn, tmp, cpmod, cpmodarg): Remove.
(GZIP): Unset, so that we needn't test for gzip extension.
(ext): Now always '.gz'.
* znew.1: Document the change of implementation assumptions.
Paul Eggert [Wed, 19 Jun 2013 15:51:51 +0000 (08:51 -0700)]
Fix spelling typo in newly-added comment.
Paul Eggert [Wed, 19 Jun 2013 15:46:29 +0000 (08:46 -0700)]
tests: zgrep-signal race condition fix
* tests/zgrep-signal: Check that Perl supports dup2.
(exec_with_SIGPIPE_SIGDFL): Remove.
(write_to_dangling_pipe): Simplify by moving more of it into Perl.
Fix race condition, where subcommand writes to a pipe before the ":"
command exits. Problem reported by Thorsten Glaser in
<http://lists.gnu.org/archive/html/bug-gzip/2013-06/msg00028.html>.
Paul Eggert [Wed, 12 Jun 2013 18:42:34 +0000 (11:42 -0700)]
zgrep: usage should say which grep options are not supported
* zgrep.in (usage): Document which grep options are not supported.
Problem reported by Liron Paryente in
<http://lists.gnu.org/archive/html/bug-grep/2013-06/msg00005.html>.
Paul Eggert [Wed, 12 Jun 2013 03:34:06 +0000 (20:34 -0700)]
gzip: port util.c to Compaq C V6.5-303
* util.c (crc_32_tab): Move definition to front, since this
compiler doesn't allow declarations of static arrays with
incomplete types. Problem reported by Steven M. Schweda in
<http://lists.gnu.org/archive/html/bug-gzip/2013-06/msg00010.html>.
Paul Eggert [Wed, 12 Jun 2013 03:23:28 +0000 (20:23 -0700)]
tests: zgrep-context assumes grep knows context
* tests/Makefile.am (TESTS_ENVIRONMENT): Pass GREP too.
* tests/zgrep-context: Check that the underlying grep supports
context options. Problem reported by Steven M. Schweda in
<http://lists.gnu.org/archive/html/bug-gzip/2013-06/msg00010.html>.
Paul Eggert [Wed, 12 Jun 2013 02:43:21 +0000 (19:43 -0700)]
doc: zgrep exit status, unsupported options
* zgrep.1 (EXIT STATUS, BUGS): New sections.
Problem reported by Bdale Garbee in
<http://lists.gnu.org/archive/html/bug-gzip/2013-06/msg00007.html>.
Paul Eggert [Wed, 12 Jun 2013 00:53:53 +0000 (17:53 -0700)]
maint: port to platforms lacking SIGPIPE
* tailor.h (SIGPIPE): Define to 0 if not defined. This fixes a
porting bug introduced as part of 2012-11-16 syntax-check cleanup.
Problem reported by Bdale Garbee in
<http://lists.gnu.org/archive/html/bug-gzip/2013-06/msg00006.html>.
Jim Meyering [Sun, 9 Jun 2013 23:03:21 +0000 (16:03 -0700)]
maint: post-release administrivia
* NEWS: Add header line for next release.
* .prev-version: Record previous version.
* cfg.mk (old_NEWS_hash): Auto-update.
Jim Meyering [Sun, 9 Jun 2013 23:00:41 +0000 (16:00 -0700)]
version 1.6
* NEWS: Record release date.
Jim Meyering [Sun, 9 Jun 2013 22:32:35 +0000 (15:32 -0700)]
build: avoid automake warning that suggests use of subdir-objects
* configure.ac (AM_INIT_AUTOMAKE): Use the subdir-objects option.
Jim Meyering [Sun, 9 Jun 2013 22:28:28 +0000 (15:28 -0700)]
build: avoid warning about deprecated use of automake's ACLOCAL_AMFLAGS
* Makefile.am (ACLOCAL_AMFLAGS): Don't use this deprecated variable.
* configure.ac: Do this instead: AC_CONFIG_MACRO_DIR([m4]).
Jim Meyering [Sun, 9 Jun 2013 22:16:53 +0000 (15:16 -0700)]
build: use more portable shell syntax in search of working shell
* m4/shell.m4: Adjust sh/case syntax not to evoke a syntax
error from Solaris 10's /bin/sh.
Jim Meyering [Sun, 9 Jun 2013 20:37:48 +0000 (13:37 -0700)]
build: update gnulib to latest, and bootstrap
Jim Meyering [Sun, 26 May 2013 18:52:17 +0000 (11:52 -0700)]
tests: exercise the new --keep option
* tests/keep: New file.
* tests/Makefile.am (TESTS): Add it.
Rodrigo Campos [Mon, 1 Apr 2013 01:53:31 +0000 (22:53 -0300)]
gzip: add "--keep" option to retain (don't delete) input files
gzip now accepts the --keep (-k) option, for consistency with tools
like xz, lzip and bzip2. With this option, gzip no longer removes
named input files when compressing and decompressing.
* doc/gzip.texi: Document it.
* gzip.1: Likewise.
* gunzip.in: Likewise.
* NEWS: Likewise.
* gzip.c: Add support for "--keep".
Paul Eggert [Mon, 15 Apr 2013 18:03:38 +0000 (11:03 -0700)]
tests: redo patch for non-GNU gzip installed in /usr/local/bin
Problem with previous patch reported by Antonio Diaz Diaz in
<http://lists.gnu.org/archive/html/bug-gzip/2013-04/msg00011.html>.
* tests/help-version (gunzip_setuphelp, gzexe_setuphelp)
(zcat_setuphelp, zcmp_setuphelp, zdiff_setuphelp)
(zegrep_setuphelp, zfgrep_setuphelp, zforce_setuphelp)
(zgrep_setuphelp, zless_setuphelp, zmore_setuphelp)
(znew_setuphelp): New functions, used when testing even --help.
(zdiff_setup, zcat_setup, znew_setup, zgrep_setup, gzexe_setup):
Use gzip_setuphelp to set --__bindir.
Paul Eggert [Wed, 10 Apr 2013 22:26:47 +0000 (15:26 -0700)]
tests: work even if non-GNU gzip is installed in /usr/local/bin
Problem reported by Antonio Diaz Diaz in
<http://lists.gnu.org/archive/html/bug-gzip/2013-04/msg00004.html>.
* tests/help-version (zdiff_setup, zcat_setup, znew_setup, zgrep_setup)
(gzexe_setup): Pass --__bindir so that subsidiary programs are our
own's, not /usr/local/bin's. This requires using 'eval' on the result.
(zcmp_setup, gunzip_setup, zmore_setup, zless_setup, zforce_setup)
(zegrep_setup, zfgrep_setup): Invoke one of the other setup functions,
to make the patterns more obvious and simplify future maintenance.
* zcmp.in, zegrep.in, zfgrep.in: Pass __bindir to subsidiary program.
Paul Eggert [Wed, 10 Apr 2013 21:22:31 +0000 (14:22 -0700)]
maint: adjust to Gnulib, Automake changes
* .gitignore: Add *.trs.
* lib/.gitignore: Add unused-parameter.h.
Paul Eggert [Wed, 10 Apr 2013 21:21:31 +0000 (14:21 -0700)]
tests: port to Solaris 10 /bin/sh
* tests/Makefile.am (TESTS_ENVIRONMENT):
Use "FOO=val; export FOO" rather than "export FOO=val",
as the latter form doesn't work with Solaris /bin/sh.
Paul Eggert [Mon, 25 Feb 2013 19:24:14 +0000 (11:24 -0800)]
gzip: port to DMF file systems
* util.c (read_buffer): When reading a file with O_NONBLOCK, if
the read fails with errno==EAGAIN, clear O_NONBLOCK and try again.
Problem reported by Vitezslav Cizek in
<http://lists.gnu.org/archive/html/bug-gzip/2013-02/msg00030.html>.