From a5ba27872979bc6a15418ec30d6d115e9ba92235 Mon Sep 17 00:00:00 2001 From: "Enrico Weigelt, metux IT service" Date: Sat, 24 Jan 2009 06:11:35 +0100 Subject: [PATCH] merged in lzma patch from mandriva --- ChangeLog | 1 + edit/edit.c | 1 + lib/mc.ext.in | 14 ++++++++++++++ src/util.c | 28 +++++++++++++++++++++++++++- src/util.h | 3 ++- vfs/extfs/iso9660.in | 1 + vfs/extfs/lslR.in | 1 + vfs/extfs/mailfs.in | 3 +++ vfs/extfs/patchfs.in | 9 +++++++-- vfs/extfs/sfs.ini | 2 ++ 10 files changed, 59 insertions(+), 4 deletions(-) diff --git a/ChangeLog b/ChangeLog index 92a95df05..d911c8b27 100644 --- a/ChangeLog +++ b/ChangeLog @@ -114,6 +114,7 @@ * vfs/extfs/uarc.in: * vfs/extfs/uc1541.in: added support for historic archive formats (patch provided by jpelletier) + * merged in lzma patch from mandriva 2009-01-19 Patrick Winnertz diff --git a/edit/edit.c b/edit/edit.c index 36284df2f..153b549e3 100644 --- a/edit/edit.c +++ b/edit/edit.c @@ -185,6 +185,7 @@ edit_load_file_fast (WEdit *edit, const char *filename) static const struct edit_filters { const char *read, *write, *extension; } all_filters[] = { + { "lzma -cd %s 2>&1", "lzma > %s", ".bz2" }, { "bzip2 -cd %s 2>&1", "bzip2 > %s", ".bz2" }, { "gzip -cd %s 2>&1", "gzip > %s", ".gz" }, { "gzip -cd %s 2>&1", "gzip > %s", ".Z" } diff --git a/lib/mc.ext.in b/lib/mc.ext.in index a3f5f0a00..cac84f355 100644 --- a/lib/mc.ext.in +++ b/lib/mc.ext.in @@ -119,6 +119,11 @@ regex/\.t(ar\.bz2|bz|b2)$ Open=%cd %p#utar View=%view{ascii} bzip2 -dc %f 2>/dev/null | tar tvvf - +# .tar.lzma, .tlz +regex/\.t(ar\.lzma|lz)$ + Open=%cd %p#utar + View=%view{ascii} lzma -dc %f 2>/dev/null | tar tvvf - + # .tar.F - used in QNX regex/\.tar\.F$ # Open=%cd %p#utar @@ -298,6 +303,10 @@ regex/([^0-9]|^[^\.]*)\.([1-9][A-Za-z]*|[ln])\.bz2$ Open=case %d/%f in */log/*|*/logs/*) bzip2 -dc %f ;; *) bzip2 -dc %f | nroff @MAN_FLAGS@ @MANDOC@ ;; esac | %var{PAGER:more} View=%view{ascii,nroff} case %d/%f in */log/*|*/logs/*) bzip2 -dc %f ;; *) bzip2 -dc %f | nroff @MAN_FLAGS@ @MANDOC@ ;; esac +regex/([^0-9]|^[^\.]*)\.([1-9][A-Za-z]*|[ln])\.lzma$ + Open=case %d/%f in */log/*|*/logs/*) lzma -dc %f ;; *) lzma -dc %f | nroff @MAN_FLAGS@ @MANDOC@ ;; esac | %var{PAGER:more} + View=%view{ascii,nroff} case %d/%f in */log/*|*/logs/*) lzma -dc %f ;; *) lzma -dc %f | nroff @MAN_FLAGS@ @MANDOC@ ;; esac + ### Images ### @@ -564,6 +573,11 @@ type/^compress Open=gzip -dc %f | %var{PAGER:more} View=%view{ascii} gzip -dc %f 2>/dev/null +# lzma +regex/\.lzma$ + Open=lzma -dc %f | %var{PAGER:more} + View=%view{ascii} lzma -dc %f 2>/dev/null + ### Default ### diff --git a/src/util.c b/src/util.c index dc0346813..d2f367f5f 100644 --- a/src/util.c +++ b/src/util.c @@ -952,7 +952,7 @@ get_current_wd (char *buffer, int size) enum compression_type get_compression_type (int fd) { - unsigned char magic[4]; + unsigned char magic[16]; /* Read the magic signature */ if (mc_read (fd, (char *) magic, 4) != 4) @@ -996,6 +996,31 @@ get_compression_type (int fd) return COMPRESSION_BZIP2; } } + + /* LZMA files; both LZMA_Alone and LZMA utils formats. The LZMA_Alone + * format is used by the LZMA_Alone tool from LZMA SDK. The LZMA utils + * format is the default format of LZMA utils 4.32.1 and later. */ + if (magic[0] < 0xE1 || (magic[0] == 0xFF && magic[1] == 'L' && + magic[2] == 'Z' && magic[3] == 'M')) { + if (mc_read (fd, (char *) magic + 4, 9) == 9) { + /* LZMA utils format */ + if (magic[0] == 0xFF && magic[4] == 'A' && magic[5] == 0x00) + return COMPRESSION_LZMA; + /* The LZMA_Alone format has no magic bytes, thus we + * need to play a wizard. This can give false positives, + * thus the detection below should be removed when + * the newer LZMA utils format has got popular. */ + if (magic[0] < 0xE1 && magic[4] < 0x20 && + ((magic[10] == 0x00 && magic[11] == 0x00 && + magic[12] == 0x00) || + (magic[5] == 0xFF && magic[6] == 0xFF && + magic[7] == 0xFF && magic[8] == 0xFF && + magic[9] == 0xFF && magic[10] == 0xFF && + magic[11] == 0xFF && magic[12] == 0xFF))) + return COMPRESSION_LZMA; + } + } + return 0; } @@ -1006,6 +1031,7 @@ decompress_extension (int type) case COMPRESSION_GZIP: return "#ugz"; case COMPRESSION_BZIP: return "#ubz"; case COMPRESSION_BZIP2: return "#ubz2"; + case COMPRESSION_LZMA: return "#ulzma"; } /* Should never reach this place */ fprintf (stderr, "Fatal: decompress_extension called with an unknown argument\n"); diff --git a/src/util.h b/src/util.h index 86009f01b..0ad066e2d 100644 --- a/src/util.h +++ b/src/util.h @@ -178,7 +178,8 @@ enum compression_type { COMPRESSION_NONE, COMPRESSION_GZIP, COMPRESSION_BZIP, - COMPRESSION_BZIP2 + COMPRESSION_BZIP2, + COMPRESSION_LZMA }; /* Looks for ``magic'' bytes at the start of the VFS file to guess the diff --git a/vfs/extfs/iso9660.in b/vfs/extfs/iso9660.in index 91d1b1ed7..467efdb69 100644 --- a/vfs/extfs/iso9660.in +++ b/vfs/extfs/iso9660.in @@ -29,6 +29,7 @@ test_iso () { mcisofs_list () { # left as a reminder to implement compressed image support =) case "$1" in + *.lzma) MYCAT="lzma -dc";; *.bz2) MYCAT="bzip2 -dc";; *.gz) MYCAT="gzip -dc";; *.z) MYCAT="gzip -dc";; diff --git a/vfs/extfs/lslR.in b/vfs/extfs/lslR.in index 273fe5e53..67f5edbb3 100644 --- a/vfs/extfs/lslR.in +++ b/vfs/extfs/lslR.in @@ -12,6 +12,7 @@ AWK=@AWK@ mclslRfs_list () { case "$1" in + *.lzma) MYCAT="lzma -dc";; *.bz2) MYCAT="bzip2 -dc";; *.gz) MYCAT="gzip -dc";; *.z) MYCAT="gzip -dc";; diff --git a/vfs/extfs/mailfs.in b/vfs/extfs/mailfs.in index 7bb62f9df..91cf3d7d7 100644 --- a/vfs/extfs/mailfs.in +++ b/vfs/extfs/mailfs.in @@ -7,6 +7,7 @@ use bytes; $zcat="zcat"; # gunzip to stdout $bzcat="bzip2 -dc"; # bunzip2 to stdout +$lzcat="lzma -dc"; # unlzma to stdout $file="file"; # "file" command $TZ='GMT'; # default timezone (for Date module) @@ -182,6 +183,8 @@ if (/gzip/) { exit 1 unless (open IN, "$zcat $mbox_qname|"); } elsif (/bzip/) { exit 1 unless (open IN, "$bzcat $mbox_qname|"); +} elsif (/lzma/) { + exit 1 unless (open IN, "$lzcat $mbox_qname|"); } else { exit 1 unless (open IN, "<$mbox_name"); } diff --git a/vfs/extfs/patchfs.in b/vfs/extfs/patchfs.in index dc3757d2d..62a6d0d7b 100644 --- a/vfs/extfs/patchfs.in +++ b/vfs/extfs/patchfs.in @@ -12,6 +12,7 @@ use POSIX; use File::Temp 'tempfile'; # standard binaries +my $lzma = 'lzma'; my $bzip = 'bzip2'; my $gzip = 'gzip'; my $fileutil = 'file'; @@ -70,7 +71,9 @@ sub myin my ($qfname)=(quotemeta $_[0]); $_=`$fileutil $qfname`; - if (/bzip/) { + if (/lzma/) { + return "$lzma -dc $qfname"; + } elsif (/bzip/) { return "$bzip -dc $qfname"; } elsif (/gzip/) { return "$gzip -dc $qfname"; @@ -86,7 +89,9 @@ sub myout my ($sep) = $append ? '>>' : '>'; $_=`$fileutil $qfname`; - if (/bzip/) { + if (/lzma/) { + return "$lzma -c $sep $qfname"; + } elsif (/bzip/) { return "$bzip -c $sep $qfname"; } elsif (/gzip/) { return "$gzip -c $sep $qfname"; diff --git a/vfs/extfs/sfs.ini b/vfs/extfs/sfs.ini index 5c3d8e2e0..fc77e04a7 100644 --- a/vfs/extfs/sfs.ini +++ b/vfs/extfs/sfs.ini @@ -10,6 +10,8 @@ bz/1 bzip < %1 > %3 ubz/1 bzip -d < %1 > %3 bz2/1 bzip2 < %1 > %3 ubz2/1 bzip2 -d < %1 > %3 +lzma/1 lzma < %1 > %3 +ulzma/1 lzma -d < %1 > %3 tar/1 tar cf %3 %1 tgz/1 tar czf %3 %1 uhtml/1 lynx -force_html -dump %1 > %3 -- 2.11.4.GIT