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Diffstat (limited to 'runtime/autoload/tar.vim')
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diff --git a/runtime/autoload/tar.vim b/runtime/autoload/tar.vim new file mode 100644 index 0000000..dc670db --- /dev/null +++ b/runtime/autoload/tar.vim @@ -0,0 +1,657 @@ +" tar.vim: Handles browsing tarfiles +" AUTOLOAD PORTION +" Date: Apr 17, 2013 +" Version: 29 +" Maintainer: Charles E Campbell <NdrOchip@ScampbellPfamily.AbizM-NOSPAM> +" License: Vim License (see vim's :help license) +" +" Contains many ideas from Michael Toren's <tar.vim> +" +" Copyright: Copyright (C) 2005-2011 Charles E. Campbell {{{1 +" Permission is hereby granted to use and distribute this code, +" with or without modifications, provided that this copyright +" notice is copied with it. Like anything else that's free, +" tar.vim and tarPlugin.vim are provided *as is* and comes +" with no warranty of any kind, either expressed or implied. +" By using this plugin, you agree that in no event will the +" copyright holder be liable for any damages resulting from +" the use of this software. +" call inputsave()|call input("Press <cr> to continue")|call inputrestore() +" --------------------------------------------------------------------- +" Load Once: {{{1 +if &cp || exists("g:loaded_tar") + finish +endif +let g:loaded_tar= "v29" +if v:version < 702 + echohl WarningMsg + echo "***warning*** this version of tar needs vim 7.2" + echohl Normal + finish +endif +let s:keepcpo= &cpo +set cpo&vim +"DechoTabOn +"call Decho("loading autoload/tar.vim") + +" --------------------------------------------------------------------- +" Default Settings: {{{1 +if !exists("g:tar_browseoptions") + let g:tar_browseoptions= "Ptf" +endif +if !exists("g:tar_readoptions") + let g:tar_readoptions= "OPxf" +endif +if !exists("g:tar_cmd") + let g:tar_cmd= "tar" +endif +if !exists("g:tar_writeoptions") + let g:tar_writeoptions= "uf" +endif +if !exists("g:netrw_cygwin") + if has("win32") || has("win95") || has("win64") || has("win16") + if &shell =~ '\%(\<bash\>\|\<zsh\>\)\%(\.exe\)\=$' + let g:netrw_cygwin= 1 + else + let g:netrw_cygwin= 0 + endif + else + let g:netrw_cygwin= 0 + endif +endif +if !exists("g:tar_copycmd") + if !exists("g:netrw_localcopycmd") + if has("win32") || has("win95") || has("win64") || has("win16") + if g:netrw_cygwin + let g:netrw_localcopycmd= "cp" + else + let g:netrw_localcopycmd= "copy" + endif + elseif has("unix") || has("macunix") + let g:netrw_localcopycmd= "cp" + else + let g:netrw_localcopycmd= "" + endif + endif + let g:tar_copycmd= g:netrw_localcopycmd +endif +if !exists("g:tar_extractcmd") + let g:tar_extractcmd= "tar -xf" +endif + +" set up shell quoting character +if !exists("g:tar_shq") + if exists("+shq") && exists("&shq") && &shq != "" + let g:tar_shq= &shq + elseif has("win32") || has("win95") || has("win64") || has("win16") + if exists("g:netrw_cygwin") && g:netrw_cygwin + let g:tar_shq= "'" + else + let g:tar_shq= '"' + endif + else + let g:tar_shq= "'" + endif +" call Decho("g:tar_shq<".g:tar_shq.">") +endif + +" ---------------- +" Functions: {{{1 +" ---------------- + +" --------------------------------------------------------------------- +" tar#Browse: {{{2 +fun! tar#Browse(tarfile) +" call Dfunc("tar#Browse(tarfile<".a:tarfile.">)") + let repkeep= &report + set report=10 + + " sanity checks + if !executable(g:tar_cmd) + redraw! + echohl Error | echo '***error*** (tar#Browse) "'.g:tar_cmd.'" not available on your system' + let &report= repkeep +" call Dret("tar#Browse") + return + endif + if !filereadable(a:tarfile) +" call Decho('a:tarfile<'.a:tarfile.'> not filereadable') + if a:tarfile !~# '^\a\+://' + " if it's an url, don't complain, let url-handlers such as vim do its thing + redraw! + echohl Error | echo "***error*** (tar#Browse) File not readable<".a:tarfile.">" | echohl None + endif + let &report= repkeep +" call Dret("tar#Browse : file<".a:tarfile."> not readable") + return + endif + if &ma != 1 + set ma + endif + let b:tarfile= a:tarfile + + setlocal noswapfile + setlocal buftype=nofile + setlocal bufhidden=hide + setlocal nobuflisted + setlocal nowrap + set ft=tar + + " give header +" call Decho("printing header") + let lastline= line("$") + call setline(lastline+1,'" tar.vim version '.g:loaded_tar) + call setline(lastline+2,'" Browsing tarfile '.a:tarfile) + call setline(lastline+3,'" Select a file with cursor and press ENTER') + keepj $put ='' + keepj sil! 0d + keepj $ + + let tarfile= a:tarfile + if has("win32unix") && executable("cygpath") + " assuming cygwin + let tarfile=substitute(system("cygpath -u ".shellescape(tarfile,0)),'\n$','','e') + endif + + let curlast= line("$") + if tarfile =~# '\.\(gz\|tgz\)$' + let gzip_command = s:get_gzip_command(tarfile) +" call Decho("1: exe silent r! gzip -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - ") + exe "sil! r! " . gzip_command . " -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - " + elseif tarfile =~# '\.lrp' +" call Decho("2: exe silent r! cat -- ".shellescape(tarfile,1)."|gzip -d -c -|".g:tar_cmd." -".g:tar_browseoptions." - ") + exe "sil! r! cat -- ".shellescape(tarfile,1)."|gzip -d -c -|".g:tar_cmd." -".g:tar_browseoptions." - " + elseif tarfile =~# '\.\(bz2\|tbz\|tb2\)$' +" call Decho("3: exe silent r! bzip2 -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - ") + exe "sil! r! bzip2 -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - " + elseif tarfile =~# '\.\(lzma\|tlz\)$' +" call Decho("3: exe silent r! lzma -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - ") + exe "sil! r! lzma -d -c -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - " + elseif tarfile =~# '\.\(xz\|txz\)$' +" call Decho("3: exe silent r! xz --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - ") + exe "sil! r! xz --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_browseoptions." - " + else + if tarfile =~ '^\s*-' + " A file name starting with a dash is taken as an option. Prepend ./ to avoid that. + let tarfile = substitute(tarfile, '-', './-', '') + endif +" call Decho("4: exe silent r! ".g:tar_cmd." -".g:tar_browseoptions." ".shellescape(tarfile,0)) + exe "sil! r! ".g:tar_cmd." -".g:tar_browseoptions." ".shellescape(tarfile,1) + endif + if v:shell_error != 0 + redraw! + echohl WarningMsg | echo "***warning*** (tar#Browse) please check your g:tar_browseoptions<".g:tar_browseoptions.">" +" call Dret("tar#Browse : a:tarfile<".a:tarfile.">") + return + endif + if line("$") == curlast || ( line("$") == (curlast + 1) && getline("$") =~ '\c\%(warning\|error\|inappropriate\|unrecognized\)') + redraw! + echohl WarningMsg | echo "***warning*** (tar#Browse) ".a:tarfile." doesn't appear to be a tar file" | echohl None + keepj sil! %d + let eikeep= &ei + set ei=BufReadCmd,FileReadCmd + exe "r ".fnameescape(a:tarfile) + let &ei= eikeep + keepj sil! 1d +" call Dret("tar#Browse : a:tarfile<".a:tarfile.">") + return + endif + + setlocal noma nomod ro + noremap <silent> <buffer> <cr> :call <SID>TarBrowseSelect()<cr> + + let &report= repkeep +" call Dret("tar#Browse : b:tarfile<".b:tarfile.">") +endfun + +" --------------------------------------------------------------------- +" TarBrowseSelect: {{{2 +fun! s:TarBrowseSelect() +" call Dfunc("TarBrowseSelect() b:tarfile<".b:tarfile."> curfile<".expand("%").">") + let repkeep= &report + set report=10 + let fname= getline(".") +" call Decho("fname<".fname.">") + + if !exists("g:tar_secure") && fname =~ '^\s*-\|\s\+-' + redraw! + echohl WarningMsg | echo '***warning*** (tar#BrowseSelect) rejecting tarfile member<'.fname.'> because of embedded "-"' +" call Dret('tar#BrowseSelect : rejecting tarfile member<'.fname.'> because of embedded "-"') + return + endif + + " sanity check + if fname =~ '^"' + let &report= repkeep +" call Dret("TarBrowseSelect") + return + endif + + " about to make a new window, need to use b:tarfile + let tarfile= b:tarfile + let curfile= expand("%") + if has("win32unix") && executable("cygpath") + " assuming cygwin + let tarfile=substitute(system("cygpath -u ".shellescape(tarfile,0)),'\n$','','e') + endif + + new + if !exists("g:tar_nomax") || g:tar_nomax == 0 + wincmd _ + endif + let s:tblfile_{winnr()}= curfile + call tar#Read("tarfile:".tarfile.'::'.fname,1) + filetype detect + set nomod + exe 'com! -buffer -nargs=? -complete=file TarDiff :call tar#Diff(<q-args>,"'.fnameescape(fname).'")' + + let &report= repkeep +" call Dret("TarBrowseSelect : s:tblfile_".winnr()."<".s:tblfile_{winnr()}.">") +endfun + +" --------------------------------------------------------------------- +" tar#Read: {{{2 +fun! tar#Read(fname,mode) +" call Dfunc("tar#Read(fname<".a:fname.">,mode=".a:mode.")") + let repkeep= &report + set report=10 + let tarfile = substitute(a:fname,'tarfile:\(.\{-}\)::.*$','\1','') + let fname = substitute(a:fname,'tarfile:.\{-}::\(.*\)$','\1','') + if has("win32unix") && executable("cygpath") + " assuming cygwin + let tarfile=substitute(system("cygpath -u ".shellescape(tarfile,0)),'\n$','','e') + endif +" call Decho("tarfile<".tarfile.">") +" call Decho("fname<".fname.">") + + if fname =~ '\.bz2$' && executable("bzcat") + let decmp= "|bzcat" + let doro = 1 + elseif fname =~ '\.gz$' && executable("zcat") + let decmp= "|zcat" + let doro = 1 + elseif fname =~ '\.lzma$' && executable("lzcat") + let decmp= "|lzcat" + let doro = 1 + elseif fname =~ '\.xz$' && executable("xzcat") + let decmp= "|xzcat" + let doro = 1 + else + let decmp="" + let doro = 0 + if fname =~ '\.bz2$\|\.gz$\|\.lzma$\|\.xz$\|\.zip$\|\.Z$' + setlocal bin + endif + endif + + if exists("g:tar_secure") + let tar_secure= " -- " + else + let tar_secure= " " + endif + + if tarfile =~# '\.bz2$' +" call Decho("7: exe silent r! bzip2 -d -c ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".tar_secure.shellescape(fname,1).decmp) + exe "sil! r! bzip2 -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".tar_secure.shellescape(fname,1).decmp + elseif tarfile =~# '\.\(gz\|tgz\)$' + let gzip_command = s:get_gzip_command(tarfile) +" call Decho("5: exe silent r! gzip -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd.' -'.g:tar_readoptions.' - '.tar_secure.shellescape(fname,1)) + exe "sil! r! " . gzip_command . " -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".tar_secure.shellescape(fname,1).decmp + elseif tarfile =~# '\.lrp$' +" call Decho("6: exe silent r! cat ".shellescape(tarfile,1)." | gzip -d -c - | ".g:tar_cmd." -".g:tar_readoptions." - ".tar_secure.shellescape(fname,1).decmp) + exe "sil! r! cat -- ".shellescape(tarfile,1)." | gzip -d -c - | ".g:tar_cmd." -".g:tar_readoptions." - ".tar_secure.shellescape(fname,1).decmp + elseif tarfile =~# '\.lzma$' +" call Decho("7: exe silent r! lzma -d -c ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".tar_secure.shellescape(fname,1).decmp) + exe "sil! r! lzma -d -c -- ".shellescape(tarfile,1)."| ".g:tar_cmd." -".g:tar_readoptions." - ".tar_secure.shellescape(fname,1).decmp + elseif tarfile =~# '\.\(xz\|txz\)$' +" call Decho("3: exe silent r! xz --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_readoptions." - ".tar_secure.shellescape(fname,1).decmp) + exe "sil! r! xz --decompress --stdout -- ".shellescape(tarfile,1)." | ".g:tar_cmd." -".g:tar_readoptions." - ".tar_secure.shellescape(fname,1).decmp + else + if tarfile =~ '^\s*-' + " A file name starting with a dash is taken as an option. Prepend ./ to avoid that. + let tarfile = substitute(tarfile, '-', './-', '') + endif +" call Decho("8: exe silent r! ".g:tar_cmd." -".g:tar_readoptions.tar_secure.shellescape(tarfile,1)." ".shellescape(fname,1).decmp) + exe "silent r! ".g:tar_cmd." -".g:tar_readoptions.shellescape(tarfile,1)." ".tar_secure.shellescape(fname,1).decmp + endif + + if doro + " because the reverse process of compressing changed files back into the tarball is not currently supported + setlocal ro + endif + + let b:tarfile= a:fname + exe "file tarfile::".fnameescape(fname) + + " cleanup + keepj sil! 0d + set nomod + + let &report= repkeep +" call Dret("tar#Read : b:tarfile<".b:tarfile.">") +endfun + +" --------------------------------------------------------------------- +" tar#Write: {{{2 +fun! tar#Write(fname) +" call Dfunc("tar#Write(fname<".a:fname.">) b:tarfile<".b:tarfile."> tblfile_".winnr()."<".s:tblfile_{winnr()}.">") + let repkeep= &report + set report=10 + + if !exists("g:tar_secure") && a:fname =~ '^\s*-\|\s\+-' + redraw! + echohl WarningMsg | echo '***warning*** (tar#Write) rejecting tarfile member<'.a:fname.'> because of embedded "-"' +" call Dret('tar#Write : rejecting tarfile member<'.fname.'> because of embedded "-"') + return + endif + + " sanity checks + if !executable(g:tar_cmd) + redraw! + echohl Error | echo '***error*** (tar#Browse) "'.g:tar_cmd.'" not available on your system' + let &report= repkeep +" call Dret("tar#Write") + return + endif + if !exists("*mkdir") + redraw! + echohl Error | echo "***error*** (tar#Write) sorry, mkdir() doesn't work on your system" | echohl None + let &report= repkeep +" call Dret("tar#Write") + return + endif + + let curdir= getcwd() + let tmpdir= tempname() +" call Decho("orig tempname<".tmpdir.">") + if tmpdir =~ '\.' + let tmpdir= substitute(tmpdir,'\.[^.]*$','','e') + endif +" call Decho("tmpdir<".tmpdir.">") + call mkdir(tmpdir,"p") + + " attempt to change to the indicated directory + try + exe "cd ".fnameescape(tmpdir) + catch /^Vim\%((\a\+)\)\=:E344/ + redraw! + echohl Error | echo "***error*** (tar#Write) cannot cd to temporary directory" | Echohl None + let &report= repkeep +" call Dret("tar#Write") + return + endtry +" call Decho("current directory now: ".getcwd()) + + " place temporary files under .../_ZIPVIM_/ + if isdirectory("_ZIPVIM_") + call s:Rmdir("_ZIPVIM_") + endif + call mkdir("_ZIPVIM_") + cd _ZIPVIM_ +" call Decho("current directory now: ".getcwd()) + + let tarfile = substitute(b:tarfile,'tarfile:\(.\{-}\)::.*$','\1','') + let fname = substitute(b:tarfile,'tarfile:.\{-}::\(.*\)$','\1','') + + let gzip_command = s:get_gzip_command(tarfile) + + " handle compressed archives + if tarfile =~# '\.bz2' + call system("bzip2 -d -- ".shellescape(tarfile,0)) + let tarfile = substitute(tarfile,'\.bz2','','e') + let compress= "bzip2 -- ".shellescape(tarfile,0) +" call Decho("compress<".compress.">") + elseif tarfile =~# '\.gz' + call system(gzip_command . " -d -- ".shellescape(tarfile,0)) + let tarfile = substitute(tarfile,'\.gz','','e') + let compress= "gzip -- ".shellescape(tarfile,0) +" call Decho("compress<".compress.">") + elseif tarfile =~# '\.tgz' + call system(gzip_command . " -d -- ".shellescape(tarfile,0)) + let tarfile = substitute(tarfile,'\.tgz','.tar','e') + let compress= "gzip -- ".shellescape(tarfile,0) + let tgz = 1 +" call Decho("compress<".compress.">") + elseif tarfile =~# '\.xz' + call system("xz -d -- ".shellescape(tarfile,0)) + let tarfile = substitute(tarfile,'\.xz','','e') + let compress= "xz -- ".shellescape(tarfile,0) +" call Decho("compress<".compress.">") + elseif tarfile =~# '\.lzma' + call system("lzma -d -- ".shellescape(tarfile,0)) + let tarfile = substitute(tarfile,'\.lzma','','e') + let compress= "lzma -- ".shellescape(tarfile,0) +" call Decho("compress<".compress.">") + endif +" call Decho("tarfile<".tarfile.">") + + if v:shell_error != 0 + redraw! + echohl Error | echo "***error*** (tar#Write) sorry, unable to update ".tarfile." with ".fname | echohl None + else + +" call Decho("tarfile<".tarfile."> fname<".fname.">") + + if fname =~ '/' + let dirpath = substitute(fname,'/[^/]\+$','','e') + if has("win32unix") && executable("cygpath") + let dirpath = substitute(system("cygpath ".shellescape(dirpath, 0)),'\n','','e') + endif + call mkdir(dirpath,"p") + endif + if tarfile !~ '/' + let tarfile= curdir.'/'.tarfile + endif + if tarfile =~ '^\s*-' + " A file name starting with a dash may be taken as an option. Prepend ./ to avoid that. + let tarfile = substitute(tarfile, '-', './-', '') + endif +" call Decho("tarfile<".tarfile."> fname<".fname.">") + + if exists("g:tar_secure") + let tar_secure= " -- " + else + let tar_secure= " " + endif + exe "w! ".fnameescape(fname) + if has("win32unix") && executable("cygpath") + let tarfile = substitute(system("cygpath ".shellescape(tarfile,0)),'\n','','e') + endif + + " delete old file from tarfile +" call Decho("system(".g:tar_cmd." --delete -f ".shellescape(tarfile,0)." -- ".shellescape(fname,0).")") + call system(g:tar_cmd." --delete -f ".shellescape(tarfile,0).tar_secure.shellescape(fname,0)) + if v:shell_error != 0 + redraw! + echohl Error | echo "***error*** (tar#Write) sorry, unable to update ".fnameescape(tarfile)." with ".fnameescape(fname) | echohl None + else + + " update tarfile with new file +" call Decho(g:tar_cmd." -".g:tar_writeoptions." ".shellescape(tarfile,0).tar_secure.shellescape(fname,0)) + call system(g:tar_cmd." -".g:tar_writeoptions." ".shellescape(tarfile,0).tar_secure.shellescape(fname,0)) + if v:shell_error != 0 + redraw! + echohl Error | echo "***error*** (tar#Write) sorry, unable to update ".fnameescape(tarfile)." with ".fnameescape(fname) | echohl None + elseif exists("compress") +" call Decho("call system(".compress.")") + call system(compress) + if exists("tgz") +" call Decho("rename(".tarfile.".gz,".substitute(tarfile,'\.tar$','.tgz','e').")") + call rename(tarfile.".gz",substitute(tarfile,'\.tar$','.tgz','e')) + endif + endif + endif + + " support writing tarfiles across a network + if s:tblfile_{winnr()} =~ '^\a\+://' +" call Decho("handle writing <".tarfile."> across network to <".s:tblfile_{winnr()}.">") + let tblfile= s:tblfile_{winnr()} + 1split|enew + let binkeep= &l:binary + let eikeep = &ei + set binary ei=all + exe "e! ".fnameescape(tarfile) + call netrw#NetWrite(tblfile) + let &ei = eikeep + let &l:binary = binkeep + q! + unlet s:tblfile_{winnr()} + endif + endif + + " cleanup and restore current directory + cd .. + call s:Rmdir("_ZIPVIM_") + exe "cd ".fnameescape(curdir) + setlocal nomod + + let &report= repkeep +" call Dret("tar#Write") +endfun + +" --------------------------------------------------------------------- +" tar#Diff: {{{2 +fun! tar#Diff(userfname,fname) +" call Dfunc("tar#Diff(userfname<".a:userfname."> fname<".a:fname.")") + let fname= a:fname + if a:userfname != "" + let fname= a:userfname + endif + if filereadable(fname) + " sets current file (from tarball) for diff'ing + " splits window vertically + " opens original file, sets it for diff'ing + " sets up b:tardiff_otherbuf variables so each buffer knows about the other (for closing purposes) + diffthis + wincmd v + exe "e ".fnameescape(fname) + diffthis + else + redraw! + echo "***warning*** unable to read file<".fname.">" + endif +" call Dret("tar#Diff") +endfun + +" --------------------------------------------------------------------- +" s:Rmdir: {{{2 +fun! s:Rmdir(fname) +" call Dfunc("Rmdir(fname<".a:fname.">)") + if has("unix") + call system("/bin/rm -rf -- ".shellescape(a:fname,0)) + elseif has("win32") || has("win95") || has("win64") || has("win16") + if &shell =~? "sh$" + call system("/bin/rm -rf -- ".shellescape(a:fname,0)) + else + call system("del /S ".shellescape(a:fname,0)) + endif + endif +" call Dret("Rmdir") +endfun + +" --------------------------------------------------------------------- +" tar#Vimuntar: installs a tarball in the user's .vim / vimfiles directory {{{2 +fun! tar#Vimuntar(...) +" call Dfunc("tar#Vimuntar() a:0=".a:0." a:1<".(exists("a:1")? a:1 : "-n/a-").">") + let tarball = expand("%") +" call Decho("tarball<".tarball.">") + let tarbase = substitute(tarball,'\..*$','','') +" call Decho("tarbase<".tarbase.">") + let tarhome = expand("%:p") + if has("win32") || has("win95") || has("win64") || has("win16") + let tarhome= substitute(tarhome,'\\','/','g') + endif + let tarhome= substitute(tarhome,'/[^/]*$','','') +" call Decho("tarhome<".tarhome.">") + let tartail = expand("%:t") +" call Decho("tartail<".tartail.">") + let curdir = getcwd() +" call Decho("curdir <".curdir.">") + " set up vimhome + if a:0 > 0 && a:1 != "" + let vimhome= a:1 + else + let vimhome= vimball#VimballHome() + endif +" call Decho("vimhome<".vimhome.">") + +" call Decho("curdir<".curdir."> vimhome<".vimhome.">") + if simplify(curdir) != simplify(vimhome) + " copy (possibly compressed) tarball to .vim/vimfiles +" call Decho(netrw#WinPath(g:tar_copycmd)." ".shellescape(tartail)." ".shellescape(vimhome)) + call system(netrw#WinPath(g:tar_copycmd)." ".shellescape(tartail)." ".shellescape(vimhome)) +" call Decho("exe cd ".fnameescape(vimhome)) + exe "cd ".fnameescape(vimhome) + endif +" call Decho("getcwd<".getcwd().">") + + " if necessary, decompress the tarball; then, extract it + if tartail =~ '\.tgz' + let gzip_command = s:get_gzip_command(tarfile) + if executable(gzip_command) + silent exe "!" . gzip_command . " -d ".shellescape(tartail) + elseif executable("gunzip") + silent exe "!gunzip ".shellescape(tartail) + elseif executable("gzip") + silent exe "!gzip -d ".shellescape(tartail) + else + echoerr "unable to decompress<".tartail."> on this sytem" + if simplify(curdir) != simplify(tarhome) + " remove decompressed tarball, restore directory +" call Decho("delete(".tartail.".tar)") + call delete(tartail.".tar") +" call Decho("exe cd ".fnameescape(curdir)) + exe "cd ".fnameescape(curdir) + endif +" call Dret("tar#Vimuntar") + return + endif + else + call vimball#Decompress(tartail,0) + endif + let extractcmd= netrw#WinPath(g:tar_extractcmd) +" call Decho("system(".extractcmd." ".shellescape(tarbase.".tar").")") + call system(extractcmd." ".shellescape(tarbase.".tar")) + + " set up help + if filereadable("doc/".tarbase.".txt") +" call Decho("exe helptags ".getcwd()."/doc") + exe "helptags ".getcwd()."/doc" + endif + + if simplify(tarhome) != simplify(vimhome) + " remove decompressed tarball, restore directory + call delete(vimhome."/".tarbase.".tar") + exe "cd ".fnameescape(curdir) + endif + +" call Dret("tar#Vimuntar") +endfun + +func s:get_gzip_command(file) + " Try using the "file" command to get the actual compression type, since + " there is no standard way for the naming: ".tgz", ".tbz", ".txz", etc. + " If the "file" command doesn't work fall back to just using the file name. + if a:file =~# 'z$' + let filetype = system('file ' . a:file) + if filetype =~ 'bzip2 compressed' && executable('bzip2') + return 'bzip2' + endif + if filetype =~ 'XZ compressed' && executable('xz') + return 'xz' + endif + endif + if a:file =~# 'bz2$' + return 'bzip2' + endif + if a:file =~# 'xz$' + return 'xz' + endif + return 'gzip' +endfunc + +" ===================================================================== +" Modelines And Restoration: {{{1 +let &cpo= s:keepcpo +unlet s:keepcpo +" vim:ts=8 fdm=marker |