diff options
Diffstat (limited to 'lib/ftools.rb')
| -rw-r--r-- | lib/ftools.rb | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/lib/ftools.rb b/lib/ftools.rb deleted file mode 100644 index 4047a595eb..0000000000 --- a/lib/ftools.rb +++ /dev/null @@ -1,181 +0,0 @@ -class << File - - TOO_BIG = 1024 * 1024 * 2 # 2MB - - def catname from, to - if FileTest.directory? to - File.join to.sub(%r([/\\]$), ''), basename(from) - else - to - end - end - -# copy file - - def syscopy from, to - to = catname(from, to) - - fsize = size(from) - fsize = 1024 if fsize < 512 - fsize = TOO_BIG if fsize > TOO_BIG - - fmode = stat(from).mode - tpath = to - not_exist = !exist?(tpath) - - from = open(from, "r") - from.binmode - to = open(to, "w") - to.binmode - - begin - while true - r = from.sysread(fsize) - rsize = r.size - w = 0 - while w < rsize - t = to.syswrite(r[w, rsize - w]) - w += t - end - end - rescue EOFError - ret = true - rescue - ret = false - ensure - to.close - from.close - end - chmod(fmode, tpath) if not_exist - ret - end - - def copy from, to, verbose = false - $stderr.print from, " -> ", catname(from, to), "\n" if verbose - syscopy from, to - end - - alias cp copy - -# move file - - def move from, to, verbose = false - to = catname(from, to) - $stderr.print from, " -> ", to, "\n" if verbose - - if RUBY_PLATFORM =~ /djgpp|cygwin|mswin32/ and FileTest.file? to - unlink to - end - fstat = stat(from) - begin - rename from, to - rescue - begin - symlink File.readlink(from), to and unlink from - rescue - from_stat = stat(from) - syscopy from, to and unlink from - utime(from_stat.atime, from_stat.mtime, to) - begin - chown(fstat.uid, fstat.gid, to) - rescue - end - end - end - end - - alias mv move - -# compare two files -# true: identical -# false: not identical - - def compare from, to, verbose = false - $stderr.print from, " <=> ", to, "\n" if verbose - fsize = size(from) - fsize = 1024 if fsize < 512 - fsize = TOO_BIG if fsize > TOO_BIG - - from = open(from, "r") - from.binmode - to = open(to, "r") - to.binmode - - ret = false - fr = tr = '' - - begin - while fr == tr - fr = from.read(fsize) - if fr - tr = to.read(fr.size) - else - ret = to.read(fsize) - ret = !ret || ret.length == 0 - break - end - end - rescue - ret = false - ensure - to.close - from.close - end - ret - end - - alias cmp compare - -# unlink files safely - - def safe_unlink(*files) - verbose = if files[-1].is_a? String then false else files.pop end - begin - $stderr.print files.join(" "), "\n" if verbose - chmod 0777, *files - unlink(*files) - rescue -# STDERR.print "warning: Couldn't unlink #{files.join ' '}\n" - end - end - - alias rm_f safe_unlink - - def makedirs(*dirs) - verbose = if dirs[-1].is_a? String then false else dirs.pop end -# mode = if dirs[-1].is_a? Fixnum then dirs.pop else 0755 end - mode = 0755 - for dir in dirs - next if FileTest.directory? dir - parent = dirname(dir) - makedirs parent unless FileTest.directory? parent - $stderr.print "mkdir ", dir, "\n" if verbose - if basename(dir) != "" - Dir.mkdir dir, mode - end - end - end - - alias mkpath makedirs - - alias o_chmod chmod - - vsave, $VERBOSE = $VERBOSE, false - def chmod(mode, *files) - verbose = if files[-1].is_a? String then false else files.pop end - $stderr.printf "chmod %04o %s\n", mode, files.join(" ") if verbose - o_chmod mode, *files - end - $VERBOSE = vsave - - def install(from, to, mode = nil, verbose = false) - to = catname(from, to) - unless FileTest.exist? to and cmp from, to - safe_unlink to if FileTest.exist? to - cp from, to, verbose - chmod mode, to, verbose if mode - end - end - -end -# vi:set sw=2: |