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Diffstat (limited to 'Tools/scripts/treesync.py')
| -rwxr-xr-x | Tools/scripts/treesync.py | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/Tools/scripts/treesync.py b/Tools/scripts/treesync.py deleted file mode 100755 index 215e2bd..0000000 --- a/Tools/scripts/treesync.py +++ /dev/null @@ -1,210 +0,0 @@ -#! /usr/bin/env python3 - -"""Script to synchronize two source trees. - -Invoke with two arguments: - -python treesync.py slave master - -The assumption is that "master" contains CVS administration while -slave doesn't. All files in the slave tree that have a CVS/Entries -entry in the master tree are synchronized. This means: - - If the files differ: - if the slave file is newer: - normalize the slave file - if the files still differ: - copy the slave to the master - else (the master is newer): - copy the master to the slave - - normalizing the slave means replacing CRLF with LF when the master - doesn't use CRLF - -""" - -import os, sys, stat, getopt - -# Interactivity options -default_answer = "ask" -create_files = "yes" -create_directories = "no" -write_slave = "ask" -write_master = "ask" - -def main(): - global default_answer, always_no, always_yes, create_files - global create_directories, write_master, write_slave - opts, args = getopt.getopt(sys.argv[1:], "nym:s:d:f:a:") - for o, a in opts: - if o == '-y': - default_answer = "yes" - if o == '-n': - default_answer = "no" - if o == '-s': - write_slave = a - if o == '-m': - write_master = a - if o == '-d': - create_directories = a - if o == '-f': - create_files = a - if o == '-a': - create_files = create_directories = write_slave = write_master = a - try: - [slave, master] = args - except ValueError: - print("usage: python", sys.argv[0] or "treesync.py", end=' ') - print("[-n] [-y] [-m y|n|a] [-s y|n|a] [-d y|n|a] [-f n|y|a]", end=' ') - print("slavedir masterdir") - return - process(slave, master) - -def process(slave, master): - cvsdir = os.path.join(master, "CVS") - if not os.path.isdir(cvsdir): - print("skipping master subdirectory", master) - print("-- not under CVS") - return - print("-"*40) - print("slave ", slave) - print("master", master) - if not os.path.isdir(slave): - if not okay("create slave directory %s?" % slave, - answer=create_directories): - print("skipping master subdirectory", master) - print("-- no corresponding slave", slave) - return - print("creating slave directory", slave) - try: - os.mkdir(slave) - except OSError as msg: - print("can't make slave directory", slave, ":", msg) - return - else: - print("made slave directory", slave) - cvsdir = None - subdirs = [] - names = os.listdir(master) - for name in names: - mastername = os.path.join(master, name) - slavename = os.path.join(slave, name) - if name == "CVS": - cvsdir = mastername - else: - if os.path.isdir(mastername) and not os.path.islink(mastername): - subdirs.append((slavename, mastername)) - if cvsdir: - entries = os.path.join(cvsdir, "Entries") - for e in open(entries).readlines(): - words = e.split('/') - if words[0] == '' and words[1:]: - name = words[1] - s = os.path.join(slave, name) - m = os.path.join(master, name) - compare(s, m) - for (s, m) in subdirs: - process(s, m) - -def compare(slave, master): - try: - sf = open(slave, 'r') - except IOError: - sf = None - try: - mf = open(master, 'rb') - except IOError: - mf = None - if not sf: - if not mf: - print("Neither master nor slave exists", master) - return - print("Creating missing slave", slave) - copy(master, slave, answer=create_files) - return - if not mf: - print("Not updating missing master", master) - return - if sf and mf: - if identical(sf, mf): - return - sft = mtime(sf) - mft = mtime(mf) - if mft > sft: - # Master is newer -- copy master to slave - sf.close() - mf.close() - print("Master ", master) - print("is newer than slave", slave) - copy(master, slave, answer=write_slave) - return - # Slave is newer -- copy slave to master - print("Slave is", sft-mft, "seconds newer than master") - # But first check what to do about CRLF - mf.seek(0) - fun = funnychars(mf) - mf.close() - sf.close() - if fun: - print("***UPDATING MASTER (BINARY COPY)***") - copy(slave, master, "rb", answer=write_master) - else: - print("***UPDATING MASTER***") - copy(slave, master, "r", answer=write_master) - -BUFSIZE = 16*1024 - -def identical(sf, mf): - while 1: - sd = sf.read(BUFSIZE) - md = mf.read(BUFSIZE) - if sd != md: return 0 - if not sd: break - return 1 - -def mtime(f): - st = os.fstat(f.fileno()) - return st[stat.ST_MTIME] - -def funnychars(f): - while 1: - buf = f.read(BUFSIZE) - if not buf: break - if '\r' in buf or '\0' in buf: return 1 - return 0 - -def copy(src, dst, rmode="rb", wmode="wb", answer='ask'): - print("copying", src) - print(" to", dst) - if not okay("okay to copy? ", answer): - return - f = open(src, rmode) - g = open(dst, wmode) - while 1: - buf = f.read(BUFSIZE) - if not buf: break - g.write(buf) - f.close() - g.close() - -def raw_input(prompt): - sys.stdout.write(prompt) - sys.stdout.flush() - return sys.stdin.readline() - -def okay(prompt, answer='ask'): - answer = answer.strip().lower() - if not answer or answer[0] not in 'ny': - answer = input(prompt) - answer = answer.strip().lower() - if not answer: - answer = default_answer - if answer[:1] == 'y': - return 1 - if answer[:1] == 'n': - return 0 - print("Yes or No please -- try again:") - return okay(prompt) - -if __name__ == '__main__': - main() |