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-rw-r--r--ChangeLog5
-rw-r--r--INSTALL7
-rw-r--r--NEWS2
-rw-r--r--README30
-rwxr-xr-xconfigure38
-rw-r--r--doc/plzip.19
-rw-r--r--doc/plzip.info76
-rw-r--r--doc/plzip.texinfo63
-rw-r--r--main.cc23
-rwxr-xr-xtestsuite/check.sh18
10 files changed, 162 insertions, 109 deletions
diff --git a/ChangeLog b/ChangeLog
index 1a3691e..9387b90 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,11 +1,12 @@
-2013-03-08 Antonio Diaz Diaz <ant_diaz@teleline.es>
+2013-05-29 Antonio Diaz Diaz <antonio@gnu.org>
- * Version 1.0-rc1 released.
+ * Version 1.0 released.
* compress.cc: 'deliver_packet' changed to 'deliver_packets'.
* Scalability of decompression from/to regular files has been
increased by removing splitter and muxer when not needed.
* The number of worker threads is now limited to the number of
members when decompressing from a regular file.
+ * configure: Options now accept a separate argument.
* Makefile.in: Added new target 'install-as-lzip'.
* Makefile.in: Added new target 'install-bin'.
* main.cc: Use 'setmode' instead of '_setmode' on Windows and OS/2.
diff --git a/INSTALL b/INSTALL
index 3ef3e11..0617b4c 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,7 +1,7 @@
Requirements
------------
You will need a C++ compiler and the lzlib compression library installed.
-I use gcc 4.7.2 and 3.3.6, but the code should compile with any
+I use gcc 4.8.0 and 3.3.6, but the code should compile with any
standards compliant compiler.
Lzlib must be version 1.0 or newer.
Gcc is available at http://gcc.gnu.org.
@@ -38,8 +38,9 @@ the main archive.
typing 'make install-bin', 'make install-info' or 'make install-man'
respectively.
-5a. Type 'make install-as-lzip' to install the program and any data
- files and documentation, and link the program to the name 'lzip'.
+ Instead of 'make install', you can type 'make install-as-lzip' to
+ install the program and any data files and documentation, and link
+ the program to the name 'lzip'.
Another way
diff --git a/NEWS b/NEWS
index 124d02a..2bc2d78 100644
--- a/NEWS
+++ b/NEWS
@@ -8,6 +8,8 @@ Scalability when decompressing from/to regular files has been increased.
The number of worker threads is now limited to the number of members in
the input file when decompressing from a regular file.
+"configure" now accepts options with a separate argument.
+
The target "install-as-lzip" has been added to the Makefile.
The target "install-bin" has been added to the Makefile.
diff --git a/README b/README
index 3f1d72b..a2c9a34 100644
--- a/README
+++ b/README
@@ -3,13 +3,18 @@ Description
Plzip is a massively parallel (multi-threaded), lossless data compressor
based on the lzlib compression library, with very safe integrity
checking and a user interface similar to the one of bzip2, gzip or lzip.
-Plzip uses the lzip file format; the files produced by plzip are fully
-compatible with lzip-1.4 or newer, and can be rescued with lziprecover.
Plzip is intended for faster compression/decompression of big files on
multiprocessor machines, which makes it specially well suited for
distribution of big software files and large scale data archiving. On
-files big enough, plzip can use hundreds of processors.
+files big enough (several GB), plzip can use hundreds of processors.
+
+Plzip uses the lzip file format; the files produced by plzip are fully
+compatible with lzip-1.4 or newer, and can be rescued with lziprecover.
+
+Plzip uses the same well-defined exit status values used by lzip and
+bzip2, which makes it safer when used in pipes or scripts than
+compressors returning ambiguous warning values, like gzip.
Plzip replaces every file given in the command line with a compressed
version of itself, with the name "original_name.lz". Each compressed
@@ -29,15 +34,16 @@ corresponding uncompressed files. Integrity testing of concatenated
compressed files is also supported.
As a self-check for your protection, plzip stores in the member trailer
-the 32-bit CRC of the original data and the size of the original data,
-to make sure that the decompressed version of the data is identical to
-the original. This guards against corruption of the compressed data, and
-against undetected bugs in plzip (hopefully very unlikely). The chances
-of data corruption going undetected are microscopic, less than one
-chance in 4000 million for each member processed. Be aware, though, that
-the check occurs upon decompression, so it can only tell you that
-something is wrong. It can't help you recover the original uncompressed
-data.
+the 32-bit CRC of the original data, the size of the original data and
+the size of the member. These values, together with the value remaining
+in the range decoder and the end-of-stream marker, provide a very safe 4
+factor integrity checking which guarantees that the decompressed version
+of the data is identical to the original. This guards against corruption
+of the compressed data, and against undetected bugs in plzip (hopefully
+very unlikely). The chances of data corruption going undetected are
+microscopic. Be aware, though, that the check occurs upon decompression,
+so it can only tell you that something is wrong. It can't help you
+recover the original uncompressed data.
Copyright (C) 2009, 2010, 2011, 2012, 2013 Antonio Diaz Diaz.
diff --git a/configure b/configure
index c4d3f0a..6a70567 100755
--- a/configure
+++ b/configure
@@ -5,10 +5,8 @@
# This configure script is free software: you have unlimited permission
# to copy, distribute and modify it.
-args=
-no_create=
pkgname=plzip
-pkgversion=1.0-rc1
+pkgversion=1.0
progname=plzip
srctrigger=doc/plzip.texinfo
@@ -28,18 +26,19 @@ CXXFLAGS='-Wall -W -O2'
LDFLAGS=
# checking whether we are using GNU C++.
-if [ ! -x /bin/g++ ] &&
- [ ! -x /usr/bin/g++ ] &&
- [ ! -x /usr/local/bin/g++ ] ; then
+${CXX} --version > /dev/null 2>&1
+if [ $? != 0 ] ; then
CXX=c++
CXXFLAGS='-W -O2'
fi
# Loop over all args
-while [ -n "$1" ] ; do
+args=
+no_create=
+while [ $# != 0 ] ; do
# Get the first arg, and shuffle
- option=$1
+ option=$1 ; arg2=no
shift
# Add the argument quoted to args
@@ -74,6 +73,14 @@ while [ -n "$1" ] ; do
--version | -V)
echo "Configure script for ${pkgname} version ${pkgversion}"
exit 0 ;;
+ --srcdir) srcdir=$1 ; arg2=yes ;;
+ --prefix) prefix=$1 ; arg2=yes ;;
+ --exec-prefix) exec_prefix=$1 ; arg2=yes ;;
+ --bindir) bindir=$1 ; arg2=yes ;;
+ --datarootdir) datarootdir=$1 ; arg2=yes ;;
+ --infodir) infodir=$1 ; arg2=yes ;;
+ --mandir) mandir=$1 ; arg2=yes ;;
+
--srcdir=*) srcdir=${optarg} ;;
--prefix=*) prefix=${optarg} ;;
--exec-prefix=*) exec_prefix=${optarg} ;;
@@ -88,11 +95,22 @@ while [ -n "$1" ] ; do
CXXFLAGS=*) CXXFLAGS=${optarg} ;;
LDFLAGS=*) LDFLAGS=${optarg} ;;
- --* | *=* | *-*-*) ;;
+ --*)
+ echo "configure: WARNING: unrecognized option: '${option}'" 1>&2 ;;
+ *=* | *-*-*) ;;
*)
- echo "configure: Unrecognized option: \"${option}\"; use --help for usage." 1>&2
+ echo "configure: unrecognized option: '${option}'" 1>&2
+ echo "Try 'configure --help' for more information."
exit 1 ;;
esac
+
+ # Check if the option took a separate argument
+ if [ "${arg2}" = yes ] ; then
+ if [ $# != 0 ] ; then args="${args} \"$1\"" ; shift
+ else echo "configure: Missing argument to \"${option}\"" 1>&2
+ exit 1
+ fi
+ fi
done
# Find the source files, if location was not specified.
diff --git a/doc/plzip.1 b/doc/plzip.1
index 2b1261b..5b91105 100644
--- a/doc/plzip.1
+++ b/doc/plzip.1
@@ -1,5 +1,5 @@
.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.37.1.
-.TH PLZIP "1" "March 2013" "Plzip 1.0-rc1" "User Commands"
+.TH PLZIP "1" "May 2013" "Plzip 1.0" "User Commands"
.SH NAME
Plzip \- reduces the size of files
.SH SYNOPSIS
@@ -71,6 +71,11 @@ The bidimensional parameter space of LZMA can't be mapped to a linear
scale optimal for all files. If your files are large, very repetitive,
etc, you may need to use the \fB\-\-match\-length\fR and \fB\-\-dictionary\-size\fR
options directly to achieve optimal performance.
+.PP
+Exit status: 0 for a normal exit, 1 for environmental problems (file
+not found, invalid flags, I/O errors, etc), 2 to indicate a corrupt or
+invalid input file, 3 for an internal consistency error (eg, bug) which
+caused plzip to panic.
.SH "REPORTING BUGS"
Report bugs to lzip\-bug@nongnu.org
.br
@@ -79,7 +84,7 @@ Plzip home page: http://www.nongnu.org/lzip/plzip.html
Copyright \(co 2009 Laszlo Ersek.
.br
Copyright \(co 2013 Antonio Diaz Diaz.
-Using Lzlib 1.4\-rc2
+Using Lzlib 1.4
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
.br
This is free software: you are free to change and redistribute it.
diff --git a/doc/plzip.info b/doc/plzip.info
index bf22e32..2070f4f 100644
--- a/doc/plzip.info
+++ b/doc/plzip.info
@@ -12,16 +12,16 @@ File: plzip.info, Node: Top, Next: Introduction, Up: (dir)
Plzip Manual
************
-This manual is for Plzip (version 1.0-rc1, 8 March 2013).
+This manual is for Plzip (version 1.0, 29 May 2013).
* Menu:
-* Introduction:: Purpose and features of plzip
-* Program Design:: Internal structure of plzip
-* Invoking Plzip:: Command line interface
-* File Format:: Detailed format of the compressed file
-* Problems:: Reporting bugs
-* Concept Index:: Index of concepts
+* Introduction:: Purpose and features of plzip
+* Program Design:: Internal structure of plzip
+* Invoking Plzip:: Command line interface
+* File Format:: Detailed format of the compressed file
+* Problems:: Reporting bugs
+* Concept Index:: Index of concepts
Copyright (C) 2009, 2010, 2011, 2012, 2013 Antonio Diaz Diaz.
@@ -38,13 +38,19 @@ File: plzip.info, Node: Introduction, Next: Program Design, Prev: Top, Up: T
Plzip is a massively parallel (multi-threaded), lossless data compressor
based on the lzlib compression library, with very safe integrity
checking and a user interface similar to the one of bzip2, gzip or lzip.
-Plzip uses the lzip file format; the files produced by plzip are fully
-compatible with lzip-1.4 or newer, and can be rescued with lziprecover.
Plzip is intended for faster compression/decompression of big files
on multiprocessor machines, which makes it specially well suited for
distribution of big software files and large scale data archiving. On
-files big enough, plzip can use hundreds of processors.
+files big enough (several GB), plzip can use hundreds of processors.
+
+ Plzip uses the lzip file format; the files produced by plzip are
+fully compatible with lzip-1.4 or newer, and can be rescued with
+lziprecover.
+
+ Plzip uses the same well-defined exit status values used by lzip and
+bzip2, which makes it safer when used in pipes or scripts than
+compressors returning ambiguous warning values, like gzip.
Plzip replaces every file given in the command line with a compressed
version of itself, with the name "original_name.lz". Each compressed
@@ -71,15 +77,16 @@ filename.tlz becomes filename.tar
anyothername becomes anyothername.out
As a self-check for your protection, plzip stores in the member
-trailer the 32-bit CRC of the original data and the size of the
-original data, to make sure that the decompressed version of the data
-is identical to the original. This guards against corruption of the
-compressed data, and against undetected bugs in plzip (hopefully very
-unlikely). The chances of data corruption going undetected are
-microscopic, less than one chance in 4000 million for each member
-processed. Be aware, though, that the check occurs upon decompression,
-so it can only tell you that something is wrong. It can't help you
-recover the original uncompressed data.
+trailer the 32-bit CRC of the original data, the size of the original
+data and the size of the member. These values, together with the value
+remaining in the range decoder and the end-of-stream marker, provide a
+very safe 4 factor integrity checking which guarantees that the
+decompressed version of the data is identical to the original. This
+guards against corruption of the compressed data, and against
+undetected bugs in plzip (hopefully very unlikely). The chances of data
+corruption going undetected are microscopic. Be aware, though, that the
+check occurs upon decompression, so it can only tell you that something
+is wrong. It can't help you recover the original uncompressed data.
WARNING! Even if plzip is bug-free, other causes may result in a
corrupt compressed file (bugs in the system libraries, memory errors,
@@ -88,11 +95,6 @@ give the `--keep' option to plzip and do not remove the original file
until you verify the compressed file with a command like
`plzip -cd file.lz | cmp file -'.
- Return values: 0 for a normal exit, 1 for environmental problems
-(file not found, invalid flags, I/O errors, etc), 2 to indicate a
-corrupt or invalid input file, 3 for an internal consistency error (eg,
-bug) which caused plzip to panic.
-

File: plzip.info, Node: Program Design, Next: Invoking Plzip, Prev: Introduction, Up: Top
@@ -266,6 +268,12 @@ E exabyte (10^18) | Ei exbibyte (2^60)
Z zettabyte (10^21) | Zi zebibyte (2^70)
Y yottabyte (10^24) | Yi yobibyte (2^80)
+
+ Exit status: 0 for a normal exit, 1 for environmental problems (file
+not found, invalid flags, I/O errors, etc), 2 to indicate a corrupt or
+invalid input file, 3 for an internal consistency error (eg, bug) which
+caused plzip to panic.
+

File: plzip.info, Node: File Format, Next: Problems, Prev: Invoking Plzip, Up: Top
@@ -323,7 +331,8 @@ additional information before, between, or after them.
`Lzma stream'
The lzma stream, finished by an end of stream marker. Uses default
- values for encoder properties.
+ values for encoder properties. See the lzip manual for a full
+ description.
`CRC32 (4 bytes)'
CRC of the uncompressed original data.
@@ -333,8 +342,9 @@ additional information before, between, or after them.
`Member size (8 bytes)'
Total size of the member, including header and trailer. This field
- acts as a distributed index, and facilitates safe recovery of
- undamaged members from multi-member files.
+ acts as a distributed index, allows the verification of stream
+ integrity, and facilitates safe recovery of undamaged members from
+ multi-member files.

@@ -375,12 +385,12 @@ Concept Index

Tag Table:
Node: Top223
-Node: Introduction864
-Node: Program Design4030
-Node: Invoking Plzip5084
-Node: File Format10093
-Node: Problems12473
-Node: Concept Index13002
+Node: Introduction865
+Node: Program Design4113
+Node: Invoking Plzip5167
+Node: File Format10416
+Node: Problems12895
+Node: Concept Index13424

End Tag Table
diff --git a/doc/plzip.texinfo b/doc/plzip.texinfo
index 5e62234..b832884 100644
--- a/doc/plzip.texinfo
+++ b/doc/plzip.texinfo
@@ -6,8 +6,8 @@
@finalout
@c %**end of header
-@set UPDATED 8 March 2013
-@set VERSION 1.0-rc1
+@set UPDATED 29 May 2013
+@set VERSION 1.0
@dircategory Data Compression
@direntry
@@ -35,12 +35,12 @@
This manual is for Plzip (version @value{VERSION}, @value{UPDATED}).
@menu
-* Introduction:: Purpose and features of plzip
-* Program Design:: Internal structure of plzip
-* Invoking Plzip:: Command line interface
-* File Format:: Detailed format of the compressed file
-* Problems:: Reporting bugs
-* Concept Index:: Index of concepts
+* Introduction:: Purpose and features of plzip
+* Program Design:: Internal structure of plzip
+* Invoking Plzip:: Command line interface
+* File Format:: Detailed format of the compressed file
+* Problems:: Reporting bugs
+* Concept Index:: Index of concepts
@end menu
@sp 1
@@ -57,13 +57,18 @@ to copy, distribute and modify it.
Plzip is a massively parallel (multi-threaded), lossless data compressor
based on the lzlib compression library, with very safe integrity
checking and a user interface similar to the one of bzip2, gzip or lzip.
-Plzip uses the lzip file format; the files produced by plzip are fully
-compatible with lzip-1.4 or newer, and can be rescued with lziprecover.
Plzip is intended for faster compression/decompression of big files on
multiprocessor machines, which makes it specially well suited for
distribution of big software files and large scale data archiving. On
-files big enough, plzip can use hundreds of processors.
+files big enough (several GB), plzip can use hundreds of processors.
+
+Plzip uses the lzip file format; the files produced by plzip are fully
+compatible with lzip-1.4 or newer, and can be rescued with lziprecover.
+
+Plzip uses the same well-defined exit status values used by lzip and
+bzip2, which makes it safer when used in pipes or scripts than
+compressors returning ambiguous warning values, like gzip.
Plzip replaces every file given in the command line with a compressed
version of itself, with the name "original_name.lz". Each compressed
@@ -92,15 +97,16 @@ file from that of the compressed file as follows:
@end multitable
As a self-check for your protection, plzip stores in the member trailer
-the 32-bit CRC of the original data and the size of the original data,
-to make sure that the decompressed version of the data is identical to
-the original. This guards against corruption of the compressed data, and
-against undetected bugs in plzip (hopefully very unlikely). The chances
-of data corruption going undetected are microscopic, less than one
-chance in 4000 million for each member processed. Be aware, though, that
-the check occurs upon decompression, so it can only tell you that
-something is wrong. It can't help you recover the original uncompressed
-data.
+the 32-bit CRC of the original data, the size of the original data and
+the size of the member. These values, together with the value remaining
+in the range decoder and the end-of-stream marker, provide a very safe 4
+factor integrity checking which guarantees that the decompressed version
+of the data is identical to the original. This guards against corruption
+of the compressed data, and against undetected bugs in plzip (hopefully
+very unlikely). The chances of data corruption going undetected are
+microscopic. Be aware, though, that the check occurs upon decompression,
+so it can only tell you that something is wrong. It can't help you
+recover the original uncompressed data.
WARNING! Even if plzip is bug-free, other causes may result in a corrupt
compressed file (bugs in the system libraries, memory errors, etc).
@@ -109,11 +115,6 @@ Therefore, if the data you are going to compress is important, give the
you verify the compressed file with a command like
@w{@samp{plzip -cd file.lz | cmp file -}}.
-Return values: 0 for a normal exit, 1 for environmental problems (file
-not found, invalid flags, I/O errors, etc), 2 to indicate a corrupt or
-invalid input file, 3 for an internal consistency error (eg, bug) which
-caused plzip to panic.
-
@node Program Design
@chapter Program Design
@@ -289,6 +290,12 @@ Table of SI and binary prefixes (unit multipliers):
@item Y @tab yottabyte (10^24) @tab | @tab Yi @tab yobibyte (2^80)
@end multitable
+@sp 1
+Exit status: 0 for a normal exit, 1 for environmental problems (file not
+found, invalid flags, I/O errors, etc), 2 to indicate a corrupt or
+invalid input file, 3 for an internal consistency error (eg, bug) which
+caused plzip to panic.
+
@node File Format
@chapter File Format
@@ -349,7 +356,7 @@ Valid values for dictionary size range from 4KiB to 512MiB.
@item Lzma stream
The lzma stream, finished by an end of stream marker. Uses default values
-for encoder properties.
+for encoder properties. See the lzip manual for a full description.
@item CRC32 (4 bytes)
CRC of the uncompressed original data.
@@ -359,8 +366,8 @@ Size of the uncompressed original data.
@item Member size (8 bytes)
Total size of the member, including header and trailer. This field acts
-as a distributed index, and facilitates safe recovery of undamaged
-members from multi-member files.
+as a distributed index, allows the verification of stream integrity, and
+facilitates safe recovery of undamaged members from multi-member files.
@end table
diff --git a/main.cc b/main.cc
index 974a268..4ec73df 100644
--- a/main.cc
+++ b/main.cc
@@ -16,7 +16,7 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
- Return values: 0 for a normal exit, 1 for environmental problems
+ Exit status: 0 for a normal exit, 1 for environmental problems
(file not found, invalid flags, I/O errors, etc), 2 to indicate a
corrupt or invalid input file, 3 for an internal consistency error
(eg, bug) which caused plzip to panic.
@@ -135,6 +135,10 @@ void show_help( const long num_online )
"scale optimal for all files. If your files are large, very repetitive,\n"
"etc, you may need to use the --match-length and --dictionary-size\n"
"options directly to achieve optimal performance.\n"
+ "\nExit status: 0 for a normal exit, 1 for environmental problems (file\n"
+ "not found, invalid flags, I/O errors, etc), 2 to indicate a corrupt or\n"
+ "invalid input file, 3 for an internal consistency error (eg, bug) which\n"
+ "caused plzip to panic.\n"
"\nReport bugs to lzip-bug@nongnu.org\n"
"Plzip home page: http://www.nongnu.org/lzip/plzip.html\n" );
}
@@ -156,8 +160,8 @@ unsigned long long getnum( const char * const ptr,
const unsigned long long llimit,
const unsigned long long ulimit )
{
- errno = 0;
char * tail;
+ errno = 0;
unsigned long long result = strtoull( ptr, &tail, 0 );
if( tail == ptr )
{
@@ -231,7 +235,7 @@ int extension_index( const std::string & name )
}
-int open_instream( const std::string & name, struct stat * const in_statsp,
+int open_instream( const char * const name, struct stat * const in_statsp,
const Mode program_mode, const int eindex,
const bool recompress, const bool to_stdout )
{
@@ -240,17 +244,16 @@ int open_instream( const std::string & name, struct stat * const in_statsp,
{
if( verbosity >= 0 )
std::fprintf( stderr, "%s: Input file '%s' already has '%s' suffix.\n",
- program_name, name.c_str(),
- known_extensions[eindex].from );
+ program_name, name, known_extensions[eindex].from );
}
else
{
- infd = open( name.c_str(), O_RDONLY | o_binary );
+ infd = open( name, O_RDONLY | o_binary );
if( infd < 0 )
{
if( verbosity >= 0 )
std::fprintf( stderr, "%s: Can't open input file '%s': %s.\n",
- program_name, name.c_str(), std::strerror( errno ) );
+ program_name, name, std::strerror( errno ) );
}
else
{
@@ -263,7 +266,7 @@ int open_instream( const std::string & name, struct stat * const in_statsp,
{
if( verbosity >= 0 )
std::fprintf( stderr, "%s: Input file '%s' is not a regular file%s.\n",
- program_name, name.c_str(),
+ program_name, name,
( can_read && !to_stdout ) ?
" and '--stdout' was not specified" : "" );
close( infd );
@@ -555,8 +558,8 @@ int main( const int argc, const char * const argv[] )
case 'm': encoder_options.match_len_limit =
getnum( arg, LZ_min_match_len_limit(),
LZ_max_match_len_limit() ); break;
- case 'o': default_output_filename = arg; break;
case 'n': num_workers = getnum( arg, 1, max_workers ); break;
+ case 'o': default_output_filename = arg; break;
case 'q': verbosity = -1; break;
case 's': encoder_options.dictionary_size = get_dict_size( arg );
break;
@@ -633,7 +636,7 @@ int main( const int argc, const char * const argv[] )
{
input_filename = filenames[i];
const int eindex = extension_index( input_filename );
- infd = open_instream( input_filename, &in_stats, program_mode,
+ infd = open_instream( input_filename.c_str(), &in_stats, program_mode,
eindex, recompress, to_stdout );
if( infd < 0 ) { if( retval < 1 ) retval = 1; continue; }
if( program_mode != m_test )
diff --git a/testsuite/check.sh b/testsuite/check.sh
index a044738..031fe00 100755
--- a/testsuite/check.sh
+++ b/testsuite/check.sh
@@ -27,6 +27,15 @@ fail=0
printf "testing plzip-%s..." "$2"
+"${LZIP}" -cqs-1 in > /dev/null
+if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi
+"${LZIP}" -cqs0 in > /dev/null
+if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi
+"${LZIP}" -cqs4095 in > /dev/null
+if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi
+"${LZIP}" -cqm274 in > /dev/null
+if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi
+
"${LZIP}" -t "${in_lz}" || fail=1
"${LZIP}" -cd "${in_lz}" > copy || fail=1
cmp in copy || fail=1
@@ -39,15 +48,6 @@ if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi
cmp in copy || fail=1
printf .
-"${LZIP}" -cqs-1 in > out
-if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi
-"${LZIP}" -cqs0 in > out
-if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi
-"${LZIP}" -cqs4095 in > out
-if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi
-"${LZIP}" -cqm274 in > out
-if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi
-
for i in s4Ki 0 1 2 3 4 5 6 7 8 9 ; do
"${LZIP}" -k -$i in || fail=1
mv -f in.lz copy.lz || fail=1