$ ldd /usr/bin/tar ntdll.dll => /cygdrive/c/Windows/SYSTEM32/ntdll.dll (0x772c0000) kernel32.dll => /cygdrive/c/Windows/system32/kernel32.dll (0x771a0000) KERNELBASE.dll => /cygdrive/c/Windows/system32/KERNELBASE.dll (0x7fefd0a0000) cygwin1.dll => /usr/bin/cygwin1.dll (0x180040000) cygiconv-2.dll => /usr/bin/cygiconv-2.dll (0x3ffb80000) cygintl-8.dll => /usr/bin/cygintl-8.dll (0x3ffb60000)
$ ldd /usr/bin/gzip ntdll.dll => /cygdrive/c/Windows/SYSTEM32/ntdll.dll (0x772c0000) kernel32.dll => /cygdrive/c/Windows/system32/kernel32.dll (0x771a0000) KERNELBASE.dll => /cygdrive/c/Windows/system32/KERNELBASE.dll (0x7fefd0a0000) cygwin1.dll => /usr/bin/cygwin1.dll (0x180040000) I am afraid the tar file can't be shared. I will see if I can ask my provider for a sample. Thanks ---------------------------------------- > From: jlel...@pavlovmedia.com > To: bertrand.cap...@chunkz.net; cygwin@cygwin.com; murth...@hotmail.com > Subject: RE: tar zxvf won't work with Redhat generated compressed tar file > Date: Mon, 20 Apr 2015 19:53:15 +0000 > > The 'file' command isn't recursive. If you gzip a tar file, it will only say > it's a compressed file, it won't say it's a compressed tar file. See the > example I posted myself earlier in the thread. > > I had theorized that the original file is zipped, not gzipped, and perhaps > the tar command is failing for that reason, but I did some tests with that > assumption and it seems tar is able to uncompress a 'zip' format as well as a > 'gzip' format. > > I really don't have an explanation why tar can't uncompress the file itself, > unless (and this is a wild guess on my part) the method used to copy the file > from RedHat to Cygwin introduced newline format issues (linux \n vs Windows > \r\n). But that doesn't explain to me why manually gunzip before tar works, > while tar alone doesn't. > > Is this compressed file under discussion something that can be shared? I > think it will be useful to see if anyone else running 64bit Cygwin (which I > am) can handle that file, or is it an issue limited to this one machine? The > Cygwin packages are usually pretty good about getting dependencies installed > correctly. I asked ldd for a list of library references for tar and gzip, and > neither one referenced libz, which makes me presume they're both statically > linked binaries. If so, it wouldn't matter if libz is installed or not. > > $ ldd /usr/bin/tar > ntdll.dll => /cygdrive/c/Windows/SYSTEM32/ntdll.dll (0x7ffe15a90000) > KERNEL32.DLL => /cygdrive/c/Windows/system32/KERNEL32.DLL (0x7ffe134d0000) > KERNELBASE.dll => /cygdrive/c/Windows/system32/KERNELBASE.dll (0x7ffe12ff0000) > cygwin1.dll => /usr/bin/cygwin1.dll (0x180040000) > cygiconv-2.dll => /usr/bin/cygiconv-2.dll (0x3fc6d0000) > cygintl-8.dll => /usr/bin/cygintl-8.dll (0x3fad80000) > > $ ldd /usr/bin/gzip > ntdll.dll => /cygdrive/c/Windows/SYSTEM32/ntdll.dll (0x7ffe15a90000) > KERNEL32.DLL => /cygdrive/c/Windows/system32/KERNEL32.DLL (0x7ffe134d0000) > KERNELBASE.dll => /cygdrive/c/Windows/system32/KERNELBASE.dll (0x7ffe12ff0000) > cygwin1.dll => /usr/bin/cygwin1.dll (0x180040000) > > So, I'm back to asking, how is this file being created on redhat? There are a > multitude of options to tar, and some of them are incompatible with Cygwin, I > think. > > -----Original Message----- > From: cygwin-ow...@cygwin.com [mailto:cygwin-ow...@cygwin.com] On Behalf Of > Bertrand Caplet > Sent: Monday, April 20, 2015 14:42 > To: cygwin@cygwin.com > Subject: Re: tar zxvf won't work with Redhat generated compressed tar file > >> Ran this command on Cygwin64 >> >> $file mytar.gz >> mytar.gz: gzip compressed data, from Unix >> >> Did you want me to run this command on Linux? >> >> Thanks > > Well as I said it's a gzip archive not a tar + gzip you can't extract it with > tar. > -- > CHUNKZ.NET - script kiddie and computer technician Bertrand Caplet, Flers > (FR) Feel free to send encrypted/signed messages Key ID: 37F70C30 GPG FP: > 134A 4027 518B 5F4D D409 558D BA9B 7BF0 37F7 0C30 > -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
