From 87a770d4123c1323068a5b3f01c805e715ea3024 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 8 Nov 2015 05:19:36 +0100 Subject: Adding upstream version 0.9~rc2. Signed-off-by: Daniel Baumann --- ChangeLog | 16 +++++++++++----- INSTALL | 2 +- Makefile.in | 11 ++++++----- NEWS | 5 +++++ configure | 4 ++-- doc/zcat.1 | 2 +- doc/zcmp.1 | 2 +- doc/zdiff.1 | 2 +- doc/zgrep.1 | 2 +- doc/ztest.1 | 2 +- doc/zutils.info | 18 ++++++++--------- doc/zutils.texinfo | 6 +++--- main.cc | 1 + testsuite/check.sh | 51 +++++++++++++++++++++++++++++++++---------------- testsuite/test.txt.tar | Bin 0 -> 40960 bytes zcat.cc | 4 ++-- zcmp.cc | 14 ++++++++++---- zgrep.cc | 18 +++++++++++------ ztest.cc | 34 ++++++++++++++++++++++++--------- zutils.cc | 7 ++++--- zutils.h | 3 ++- 21 files changed, 133 insertions(+), 71 deletions(-) create mode 100644 testsuite/test.txt.tar diff --git a/ChangeLog b/ChangeLog index 681e746..9105618 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,12 +1,18 @@ +2010-12-05 Antonio Diaz Diaz + + * Version 0.9-rc2 released. + * zcmp.cc: Fixed deadlock when files differ. + * zgrep.cc: Fixed deadlock when binary file matches. + 2010-11-20 Antonio Diaz Diaz * Version 0.9-rc1 released. - * configure: Added new options "DIFF" and "GREP". + * configure: Added new options `DIFF' and `GREP'. 2010-11-15 Antonio Diaz Diaz * Version 0.8 released. - * main.cc: Added new options "--zcat", "--zgrep" and "--ztest". + * main.cc: Added new options `--zcat', `--zgrep' and `--ztest'. * zcat.cc: New file implementing zcat+cat functionality in C++. * zcmp.cc: New file implementing zcmp+cmp functionality in C++. * doc/zcmp.1: New file. @@ -18,7 +24,7 @@ documentation because egrep and fgrep are deprecated. * ztest.cc: New file implementing ztest functionality in C++. * Makefile.in: Added quotes to directory names. - * testsuite/check.sh: Use "test.txt" instead of "COPYING" for testing. + * testsuite/check.sh: Use `test.txt' instead of `COPYING' for testing. * Removed environment safeguards from configure as requested by Richard Stallman. Now environment variables affect configure. @@ -26,14 +32,14 @@ * Version 0.7 released. * Added new utility; ztest. - * zcat.in: Added new option "--recursive". + * zcat.in: Added new option `--recursive'. 2009-10-05 Antonio Diaz Diaz * Version 0.6 released. * zcat.in, zgrep.in: Removed again default compressor. Format of data read from stdin is now automatically detected. - * Makefile.in: Added "--name" option to help2man invocation. + * Makefile.in: Added `--name' option to help2man invocation. 2009-10-01 Antonio Diaz Diaz diff --git a/INSTALL b/INSTALL index 9c7b683..f6350dd 100644 --- a/INSTALL +++ b/INSTALL @@ -1,7 +1,7 @@ Requirements ------------ You will need a C++ compiler. -I use gcc 4.3.4 and 3.3.6, but the code should compile with any +I use gcc 4.3.5 and 3.3.6, but the code should compile with any standards compliant compiler. Gcc is available at http://gcc.gnu.org. diff --git a/Makefile.in b/Makefile.in index 2fc8ccb..cb987ca 100644 --- a/Makefile.in +++ b/Makefile.in @@ -26,7 +26,7 @@ $(progname)_profiled : $(objs) $(CXX) $(LDFLAGS) -pg -o $@ $(objs) zcat : zcat.in - cat $(VPATH)/zcat.in > zcat + cat $(VPATH)/zcat.in > $@ chmod a+x zcat zcmp : $(zcmp_objs) @@ -36,19 +36,19 @@ zdiff : $(zdiff_objs) $(CXX) $(LDFLAGS) -o $@ $(zdiff_objs) zegrep : zegrep.in - cat $(VPATH)/zegrep.in > zegrep + cat $(VPATH)/zegrep.in > $@ chmod a+x zegrep zfgrep : zfgrep.in - cat $(VPATH)/zfgrep.in > zfgrep + cat $(VPATH)/zfgrep.in > $@ chmod a+x zfgrep zgrep : zgrep.in - cat $(VPATH)/zgrep.in > zgrep + cat $(VPATH)/zgrep.in > $@ chmod a+x zgrep ztest : ztest.in - cat $(VPATH)/ztest.in > ztest + cat $(VPATH)/ztest.in > $@ chmod a+x ztest main.o : main.cc @@ -175,6 +175,7 @@ dist : doc $(DISTNAME)/doc/$(pkgname).texinfo \ $(DISTNAME)/testsuite/check.sh \ $(DISTNAME)/testsuite/test.txt \ + $(DISTNAME)/testsuite/test.txt.tar \ $(DISTNAME)/*.h \ $(DISTNAME)/*.cc \ $(DISTNAME)/z*.in diff --git a/NEWS b/NEWS index 16d3c00..7d896a7 100644 --- a/NEWS +++ b/NEWS @@ -1,3 +1,8 @@ Changes in version 0.9: Configure now allows the selection of diff and grep programs to use. + +A deadlock in zcmp.cc, which happened when files differ, has been fixed. + +A deadlock in zgrep.cc, which happened when a binary file matches, has +been fixed. diff --git a/configure b/configure index 4d3753c..0f0b82e 100755 --- a/configure +++ b/configure @@ -5,12 +5,12 @@ # This configure script is free software: you have unlimited permission # to copy, distribute and modify it. # -# Date of this version: 2010-11-20 +# Date of this version: 2010-12-05 args= no_create= pkgname=zutils -pkgversion=0.9-rc1 +pkgversion=0.9-rc2 progname=zutils srctrigger=zutils.h diff --git a/doc/zcat.1 b/doc/zcat.1 index be5d381..efa2fcb 100644 --- a/doc/zcat.1 +++ b/doc/zcat.1 @@ -1,5 +1,5 @@ .\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.37.1. -.TH ZCAT "1" "November 2010" "Zcat (zutils) 0.9-rc1" "User Commands" +.TH ZCAT "1" "December 2010" "Zcat (zutils) 0.9-rc2" "User Commands" .SH NAME Zcat \- decompress and concatenate files to standard output .SH SYNOPSIS diff --git a/doc/zcmp.1 b/doc/zcmp.1 index f1e8472..6098ec2 100644 --- a/doc/zcmp.1 +++ b/doc/zcmp.1 @@ -1,5 +1,5 @@ .\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.37.1. -.TH ZCMP "1" "November 2010" "Zcmp (zutils) 0.9-rc1" "User Commands" +.TH ZCMP "1" "December 2010" "Zcmp (zutils) 0.9-rc2" "User Commands" .SH NAME Zcmp \- decompress and compare two files byte by byte .SH SYNOPSIS diff --git a/doc/zdiff.1 b/doc/zdiff.1 index 6ed05de..7d1c747 100644 --- a/doc/zdiff.1 +++ b/doc/zdiff.1 @@ -1,5 +1,5 @@ .\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.37.1. -.TH ZDIFF "1" "November 2010" "Zdiff (zutils) 0.9-rc1" "User Commands" +.TH ZDIFF "1" "December 2010" "Zdiff (zutils) 0.9-rc2" "User Commands" .SH NAME Zdiff \- decompress and compare two files line by line .SH SYNOPSIS diff --git a/doc/zgrep.1 b/doc/zgrep.1 index 2ec43dc..233c433 100644 --- a/doc/zgrep.1 +++ b/doc/zgrep.1 @@ -1,5 +1,5 @@ .\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.37.1. -.TH ZGREP "1" "November 2010" "Zgrep (zutils) 0.9-rc1" "User Commands" +.TH ZGREP "1" "December 2010" "Zgrep (zutils) 0.9-rc2" "User Commands" .SH NAME Zgrep \- search compressed files for a regular expression .SH SYNOPSIS diff --git a/doc/ztest.1 b/doc/ztest.1 index 8db8692..97f5916 100644 --- a/doc/ztest.1 +++ b/doc/ztest.1 @@ -1,5 +1,5 @@ .\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.37.1. -.TH ZTEST "1" "November 2010" "Ztest (zutils) 0.9-rc1" "User Commands" +.TH ZTEST "1" "December 2010" "Ztest (zutils) 0.9-rc2" "User Commands" .SH NAME Ztest \- verify integrity of compressed files .SH SYNOPSIS diff --git a/doc/zutils.info b/doc/zutils.info index 38e6746..910d140 100644 --- a/doc/zutils.info +++ b/doc/zutils.info @@ -12,7 +12,7 @@ File: zutils.info, Node: Top, Next: Introduction, Up: (dir) Zutils Manual ************* -This manual is for Zutils (version 0.9-rc1, 20 November 2010). +This manual is for Zutils (version 0.9-rc2, 5 December 2010). * Menu: @@ -531,13 +531,13 @@ Concept Index  Tag Table: Node: Top224 -Node: Introduction991 -Node: Zcat2446 -Node: Zcmp4330 -Node: Zdiff6387 -Node: Zgrep8624 -Node: Ztest11391 -Node: Problems12474 -Node: Concept Index13003 +Node: Introduction990 +Node: Zcat2445 +Node: Zcmp4329 +Node: Zdiff6386 +Node: Zgrep8623 +Node: Ztest11390 +Node: Problems12473 +Node: Concept Index13002  End Tag Table diff --git a/doc/zutils.texinfo b/doc/zutils.texinfo index dbae4bb..7121f1d 100644 --- a/doc/zutils.texinfo +++ b/doc/zutils.texinfo @@ -5,8 +5,8 @@ @finalout @c %**end of header -@set UPDATED 20 November 2010 -@set VERSION 0.9-rc1 +@set UPDATED 5 December 2010 +@set VERSION 0.9-rc2 @dircategory Data Compression @direntry @@ -14,6 +14,7 @@ @end direntry +@ifnothtml @titlepage @title Zutils @subtitle Utilities dealing with compressed files @@ -24,7 +25,6 @@ @vskip 0pt plus 1filll @end titlepage -@ifnothtml @contents @end ifnothtml diff --git a/main.cc b/main.cc index 56cbf06..d752489 100644 --- a/main.cc +++ b/main.cc @@ -19,6 +19,7 @@ #include #include +#include #include #include #include diff --git a/testsuite/check.sh b/testsuite/check.sh index 073843e..c32c3fe 100755 --- a/testsuite/check.sh +++ b/testsuite/check.sh @@ -37,6 +37,9 @@ done printf "testing zutils-%s..." "$2" cat "${testdir}"/test.txt > in || framework_failure +cat "${testdir}"/test.txt.tar > in.tar || framework_failure +printf "01234567890" > pin.tar || framework_failure +cat in.tar in.tar in.tar in.tar >> pin.tar || framework_failure cat in > -in- || framework_failure cat in.lz > -in-.lz || framework_failure cat in.lz > lz_only.lz || framework_failure @@ -84,6 +87,8 @@ for i in ${extensions}; do printf . done +"${ZCMP}" in.tar pin.tar > /dev/null +if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi "${ZCMP}" - || fail=1 printf . "${ZCMP}" in in || fail=1 @@ -130,6 +135,8 @@ for i in ${extensions}; do printf . done +#"${ZDIFF}" in.tar pin.tar > /dev/null +#if [ $? != 1 ] ; then fail=1 ; printf - ; else printf . ; fi "${ZDIFF}" - || fail=1 printf . "${ZDIFF}" in in || fail=1 @@ -168,44 +175,56 @@ printf . printf "\ntesting zgrep-%s..." "$2" for i in ${extensions}; do - "${ZGREP}" License in.$i > /dev/null || fail=1 - "${ZGREP}" nx_pattern in.$i > /dev/null && fail=1 + "${ZGREP}" "GNU" in.$i > /dev/null || fail=1 + "${ZGREP}" "nx_pattern" in.$i > /dev/null && fail=1 printf . done -"${ZGREP}" -r License . > /dev/null || fail=1 +"${ZGREP}" "GNU" < pin.tar > /dev/null || fail=1 printf . -"${ZGREP}" nx_pattern -r . in > /dev/null && fail=1 +"${ZGREP}" "GNU" pin.tar > /dev/null || fail=1 printf . -"${ZGREP}" License < in > /dev/null || fail=1 +"${ZGREP}" -r "GNU" . > /dev/null || fail=1 printf . -"${ZGREP}" License < in.gz > /dev/null || fail=1 +"${ZGREP}" "nx_pattern" -r . in > /dev/null && fail=1 printf . -"${ZGREP}" License < in.bz2 > /dev/null || fail=1 +"${ZGREP}" "GNU" < in > /dev/null || fail=1 printf . -"${ZGREP}" License < in.lz > /dev/null || fail=1 +"${ZGREP}" "GNU" < in.gz > /dev/null || fail=1 printf . -"${ZGREP}" License in > /dev/null || fail=1 +"${ZGREP}" "GNU" < in.bz2 > /dev/null || fail=1 printf . -"${ZGREP}" License -- -in- > /dev/null || fail=1 +"${ZGREP}" "GNU" < in.lz > /dev/null || fail=1 printf . -"${ZGREP}" License -- -in-.lz > /dev/null || fail=1 +"${ZGREP}" "GNU" in > /dev/null || fail=1 printf . -"${ZGREP}" License in in.gz in.bz2 in.lz -- -in- > /dev/null || fail=1 +"${ZGREP}" "GNU" -- -in- > /dev/null || fail=1 printf . -"${ZEGREP}" License in > /dev/null || fail=1 +"${ZGREP}" "GNU" -- -in-.lz > /dev/null || fail=1 printf . -"${ZFGREP}" License in > /dev/null || fail=1 +"${ZGREP}" "GNU" in in.gz in.bz2 in.lz -- -in- > /dev/null || fail=1 +printf . +"${ZEGREP}" "GNU" in > /dev/null || fail=1 +printf . +"${ZFGREP}" "GNU" in > /dev/null || fail=1 printf . printf "\ntesting ztest-%s..." "$2" "${ZTEST}" in in.gz in.bz2 in.lz -- -in- || fail=1 printf . -"${ZTEST}" -r . || fail=1 +"${ZTEST}" < in.gz || fail=1 printf . -printf "LZIPvs0000000000000000000000" | "${ZTEST}" 2>/dev/null && fail=1 +"${ZTEST}" < in.bz2 || fail=1 +printf . +"${ZTEST}" < in.lz || fail=1 +printf . +"${ZTEST}" -r . || fail=1 printf . +"${ZTEST}" < in 2>/dev/null +if [ $? = 0 ] ; then fail=1 ; printf - ; else printf . ; fi +printf "LZIPvs0000000000000000000000" | "${ZTEST}" 2>/dev/null +if [ $? = 0 ] ; then fail=1 ; printf - ; else printf . ; fi echo if [ ${fail} = 0 ] ; then diff --git a/testsuite/test.txt.tar b/testsuite/test.txt.tar new file mode 100644 index 0000000..4937a77 Binary files /dev/null and b/testsuite/test.txt.tar differ diff --git a/zcat.cc b/zcat.cc index 1ead9f4..cb29db9 100644 --- a/zcat.cc +++ b/zcat.cc @@ -198,13 +198,13 @@ int cat( int infd, const std::string & input_filename, int retval = 0; if( !set_data_feeder( &infd, &pid ) ) retval = 1; else - { retval = do_cat( infd, buffer_size, inbuf, outbuf, input_filename, cat_options ); + if( retval == 0 ) if( pid && wait_for_child( pid, "data feeder" ) != 0 ) retval = 1; + if( retval == 0 ) if( close( infd ) != 0 ) { show_close_error( "data feeder" ); retval = 1; } - } delete[] inbuf; delete[] outbuf; return retval; } diff --git a/zcmp.cc b/zcmp.cc index a2779b9..7951046 100644 --- a/zcmp.cc +++ b/zcmp.cc @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -469,10 +470,15 @@ int main( const int argc, const char * const argv[] ) int retval = cmp( max_size, infd, filenames, print_bytes ); - if( ( ( pid[0] && wait_for_child( pid[0], "data feeder" ) != 0 ) || - ( pid[1] && wait_for_child( pid[1], "data feeder" ) != 0 ) ) && - retval == 0 ) - retval = 2; + if( retval != 0 ) + { + if( pid[0] ) kill( pid[0], SIGTERM ); + if( pid[1] ) kill( pid[1], SIGTERM ); + } + else + if( ( pid[0] && wait_for_child( pid[0], "data feeder" ) != 0 ) || + ( pid[1] && wait_for_child( pid[1], "data feeder" ) != 0 ) ) + retval = 2; for( int i = 0; i < 2; ++i ) { diff --git a/zgrep.cc b/zgrep.cc index 41317a5..d0e69e3 100644 --- a/zgrep.cc +++ b/zgrep.cc @@ -84,9 +84,12 @@ int zgrep_stdin( int infd, const std::vector< const char * > & grep_args ) // parent if( grep_pid < 0 ) { show_fork_error( GREP ); return 2; } - int retval = 0; - if( pid && wait_for_child( pid, "data feeder" ) != 0 ) retval = 2; - if( wait_for_child( grep_pid, GREP ) != 0 ) retval = 2; + + int retval = wait_for_child( grep_pid, GREP ); + if( retval != 1 ) + { if( pid ) kill( pid, SIGTERM ); } + else + if( pid && wait_for_child( pid, "data feeder" ) != 0 ) retval = 2; if( close( infd ) != 0 ) { show_close_error( "data feeder" ); return 2; } return retval; @@ -146,9 +149,12 @@ int zgrep_file( int infd, const std::string & input_filename, } if( size < buffer_size ) break; } - int retval = 0; - if( pid && wait_for_child( pid, "data feeder" ) != 0 ) retval = 2; - if( wait_for_child( grep_pid, GREP ) != 0 ) retval = 2; + + int retval = wait_for_child( grep_pid, GREP ); + if( retval != 1 ) + { if( pid ) kill( pid, SIGTERM ); } + else + if( pid && wait_for_child( pid, "data feeder" ) != 0 ) retval = 2; if( grep_list && retval == 0 ) std::printf( "%s\n", input_filename.c_str() ); if( close( infd ) != 0 ) diff --git a/ztest.cc b/ztest.cc index 3672aa8..0193bfa 100644 --- a/ztest.cc +++ b/ztest.cc @@ -42,12 +42,12 @@ int ztest_stdin( const int infd, int magic_size = 0; if( !test_format( infd, file_type, &magic_data, &magic_size ) ) { show_error( "Unknown data format read from stdin." ); return 2; } - int fda[2]; + int fda[2]; // pipe from feeder if( pipe( fda ) < 0 ) { show_error( "Can't create pipe", errno ); return 1; } - const pid_t pid = fork(); - if( pid == 0 ) // child (decompressor) + const pid_t pid = fork(); + if( pid == 0 ) // child1 (decompressor) { if( dup2( fda[0], STDIN_FILENO ) >= 0 && close( fda[0] ) == 0 && close( fda[1] ) == 0 ) @@ -66,11 +66,26 @@ int ztest_stdin( const int infd, // parent if( pid < 0 ) { show_fork_error( file_type.c_str() ); return 1; } - close( fda[0] ); - if( !feed_data( infd, fda[1], magic_data, magic_size ) ) return 1; - if( close( fda[1] ) != 0 ) - { show_close_error( "data feeder" ); return 1; } - return wait_for_child( pid, file_type.c_str() ); + + const pid_t pid2 = fork(); + if( pid2 == 0 ) // child2 (decompressor feeder) + { + if( close( fda[0] ) != 0 || + !feed_data( infd, fda[1], magic_data, magic_size ) ) + _exit( 1 ); + if( close( fda[1] ) != 0 ) + { show_close_error( "decompressor feeder" ); _exit( 1 ); } + _exit( 0 ); + } + // parent + if( pid2 < 0 ) + { show_fork_error( "decompressor feeder" ); return 1; } + + close( fda[0] ); close( fda[1] ); + int retval = wait_for_child( pid, file_type.c_str(), 1 ); + if( retval == 0 && wait_for_child( pid2, "decompressor feeder" ) != 0 ) + retval = 1; + return retval; } @@ -101,5 +116,6 @@ int ztest_file( const int infd, const std::string & input_filename, // parent if( pid < 0 ) { show_fork_error( file_type.c_str() ); return 1; } - return wait_for_child( pid, file_type.c_str() ); + + return wait_for_child( pid, file_type.c_str(), 1 ); } diff --git a/zutils.cc b/zutils.cc index 01a0152..7b86c7d 100644 --- a/zutils.cc +++ b/zutils.cc @@ -305,7 +305,8 @@ bool test_format( const int infd, std::string & file_type, } -int wait_for_child( const pid_t pid, const char * const name ) +int wait_for_child( const pid_t pid, const char * const name, + const int eretval ) { int status; while( waitpid( pid, &status, 0 ) == -1 ) @@ -315,10 +316,10 @@ int wait_for_child( const pid_t pid, const char * const name ) if( verbosity >= 0 ) std::fprintf( stderr, "%s: Error waiting termination of `%s': %s.\n", util_name, name, std::strerror( errno ) ); - _exit( 1 ); + _exit( eretval ); } } if( WIFEXITED( status ) ) return WEXITSTATUS( status ); - else return 1; + return eretval; } diff --git a/zutils.h b/zutils.h index 87eddca..5a2f167 100644 --- a/zutils.h +++ b/zutils.h @@ -54,4 +54,5 @@ void internal_error( const char * const msg ); bool test_format( const int infd, std::string & file_type, const uint8_t ** magic_data, int * magic_sizep ); -int wait_for_child( const pid_t pid, const char * const name ); +int wait_for_child( const pid_t pid, const char * const name, + const int eretval = 2 ); -- cgit v1.2.3