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//usr/lib/python2.4/lib-old/packmail.py
# Module 'packmail' -- create a self-unpacking shell archive. # This module works on UNIX and on the Mac; the archives can unpack # themselves only on UNIX. import os from stat import ST_MTIME # Print help def help(): print 'All fns have a file open for writing as first parameter' print 'pack(f, fullname, name): pack fullname as name' print 'packsome(f, directory, namelist): selected files from directory' print 'packall(f, directory): pack all files from directory' print 'packnotolder(f, directory, name): pack all files from directory' print ' that are not older than a file there' print 'packtree(f, directory): pack entire directory tree' # Pack one file def pack(outfp, file, name): fp = open(file, 'r') outfp.write('echo ' + name + '\n') outfp.write('sed "s/^X//" >"' + name + '" <<"!"\n') while 1: line = fp.readline() if not line: break if line[-1:] != '\n': line = line + '\n' outfp.write('X' + line) outfp.write('!\n') fp.close() # Pack some files from a directory def packsome(outfp, dirname, names): for name in names: print name file = os.path.join(dirname, name) pack(outfp, file, name) # Pack all files from a directory def packall(outfp, dirname): names = os.listdir(dirname) try: names.remove('.') except: pass try: names.remove('..') except: pass names.sort() packsome(outfp, dirname, names) # Pack all files from a directory that are not older than a give one def packnotolder(outfp, dirname, oldest): names = os.listdir(dirname) try: names.remove('.') except: pass try: names.remove('..') except: pass oldest = os.path.join(dirname, oldest) st = os.stat(oldest) mtime = st[ST_MTIME] todo = [] for name in names: print name, '...', st = os.stat(os.path.join(dirname, name)) if st[ST_MTIME] >= mtime: print 'Yes.' todo.append(name) else: print 'No.' todo.sort() packsome(outfp, dirname, todo) # Pack a whole tree (no exceptions) def packtree(outfp, dirname): print 'packtree', dirname outfp.write('mkdir ' + unixfix(dirname) + '\n') names = os.listdir(dirname) try: names.remove('.') except: pass try: names.remove('..') except: pass subdirs = [] for name in names: fullname = os.path.join(dirname, name) if os.path.isdir(fullname): subdirs.append(fullname) else: print 'pack', fullname pack(outfp, fullname, unixfix(fullname)) for subdirname in subdirs: packtree(outfp, subdirname) def unixfix(name): comps = name.split(os.sep) res = '' for comp in comps: if comp: if res: res = res + '/' res = res + comp return res