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#! ./ruby
# split into multi part
# usage: mpart.rb [-nnn] file..
class MPart < File
def self.new(basename, extname, part, parts)
super(sprintf("%s.%s%02d", basename, extname, part), "w").
begin_mpart(basename, part, parts)
end
def begin_mpart(basename, part, parts)
printf("%s part%02d/%02d\n", basename, part, parts)
write("BEGIN--cut here--cut here\n")
self
end
def close
write("END--cut here--cut here\n")
super
end
end
lines = 1000
if (ARGV[0] =~ /^-(\d+)$/ )
lines = $1.to_i
ARGV.shift
end
basename = ARGV[0]
extname = "part"
part = 1
line = 0
ofp = nil
fline = 0
File.foreach(basename) {fline += 1}
parts = fline / lines + 1
File.foreach(basename) do |i|
if line == 0
ofp = MPart.new(basename, extname, part, parts)
end
ofp.write(i)
line += 1
if line >= lines
ofp.close
part += 1
line = 0
end
end
ofp.close
|
