diff options
Diffstat (limited to 'lib/macshell.py')
| -rw-r--r-- | lib/macshell.py | 594 |
1 files changed, 297 insertions, 297 deletions
diff --git a/lib/macshell.py b/lib/macshell.py index c96d65b..884c89c 100644 --- a/lib/macshell.py +++ b/lib/macshell.py @@ -21,379 +21,379 @@ class Struct(): pass G = Struct() def reset(): - G.debug = 0 - G.ps1 = '$ ' - G.homedir = mac.getcwd() - G.commands = mkcmdtab() - G.aliases = {} + G.debug = 0 + G.ps1 = '$ ' + G.homedir = mac.getcwd() + G.commands = mkcmdtab() + G.aliases = {} def mkcmdtab(): - tab = {} - tab['alias'] = do_alias - tab['cd'] = do_cd - tab['debug'] = do_debug - tab['grep'] = do_grep - tab['help'] = do_help - tab['ls'] = do_ls - tab['mkdir'] = do_mkdir - tab['mv'] = do_mv - tab['page'] = do_page - tab['pwd'] = do_pwd - tab['reset'] = do_reset - tab['rm'] = do_rm - tab['rmdir'] = do_rmdir - tab['sync'] = do_sync - tab['unalias'] = do_unalias - return tab + tab = {} + tab['alias'] = do_alias + tab['cd'] = do_cd + tab['debug'] = do_debug + tab['grep'] = do_grep + tab['help'] = do_help + tab['ls'] = do_ls + tab['mkdir'] = do_mkdir + tab['mv'] = do_mv + tab['page'] = do_page + tab['pwd'] = do_pwd + tab['reset'] = do_reset + tab['rm'] = do_rm + tab['rmdir'] = do_rmdir + tab['sync'] = do_sync + tab['unalias'] = do_unalias + return tab def main(): - while 1: - try: - line = raw_input(G.ps1) - except EOFError: - print '[EOF]' - break - except KeyboardInterrupt: - print '[Intr]' - line = '' - if G.debug: - print 'line:', `line` - words = TclUtil.SplitList(line) - if G.debug: - print 'words:', words - if words and words[0][0] <> '#': - run(words) + while 1: + try: + line = raw_input(G.ps1) + except EOFError: + print '[EOF]' + break + except KeyboardInterrupt: + print '[Intr]' + line = '' + if G.debug: + print 'line:', `line` + words = TclUtil.SplitList(line) + if G.debug: + print 'words:', words + if words and words[0][0] <> '#': + run(words) def run(words): - expandaliases(words) - cmd = words[0] - args = words[1:] - if G.commands.has_key(cmd): - if args: - try: - args = expandgloblist(args) - except glob_error, msg: - print cmd, ': glob error :', msg - return - G.commands[cmd](args) - return - if hasglobchar(cmd): - if args: - print cmd, ': cannot glob pattern with arguments' - return - try: - words = expandglobword(cmd) - except glob_error, msg: - print cmd, ': glob error :', msg - return - if len(words) > 1: - columnize(words) - return - cmd = words[0] - print cmd - if isfile(cmd): - if args: - print cmd, ': file command expects no arguments' - return - do_page([cmd]) - elif isdir(cmd): - if args: - print cmd, ': directory command expects no arguments' - return - do_cd([cmd]) - else: - print cmd, ': no such command, file or directory' + expandaliases(words) + cmd = words[0] + args = words[1:] + if G.commands.has_key(cmd): + if args: + try: + args = expandgloblist(args) + except glob_error, msg: + print cmd, ': glob error :', msg + return + G.commands[cmd](args) + return + if hasglobchar(cmd): + if args: + print cmd, ': cannot glob pattern with arguments' + return + try: + words = expandglobword(cmd) + except glob_error, msg: + print cmd, ': glob error :', msg + return + if len(words) > 1: + columnize(words) + return + cmd = words[0] + print cmd + if isfile(cmd): + if args: + print cmd, ': file command expects no arguments' + return + do_page([cmd]) + elif isdir(cmd): + if args: + print cmd, ': directory command expects no arguments' + return + do_cd([cmd]) + else: + print cmd, ': no such command, file or directory' glob_error = 'glob error' def expandgloblist(words): - res = [] - for word in words: - if hasglobchar(word): - res = res + expandglobword(word) - else: - res.append(word) - return res + res = [] + for word in words: + if hasglobchar(word): + res = res + expandglobword(word) + else: + res.append(word) + return res def expandglobword(word): - names = glob.globlist(mac.listdir(':'), word) - if not names: raise glob_error, 'no match for pattern ' + word - return names + names = glob.globlist(mac.listdir(':'), word) + if not names: raise glob_error, 'no match for pattern ' + word + return names def hasglobchar(word): - return '*' in word or '?' in word + return '*' in word or '?' in word def expandaliases(words): - seen = [] - cmd = words[0] - while cmd not in seen and G.aliases.has_key(cmd): - seen.append(cmd) - words[:1] = G.aliases[cmd] - cmd = words[0] + seen = [] + cmd = words[0] + while cmd not in seen and G.aliases.has_key(cmd): + seen.append(cmd) + words[:1] = G.aliases[cmd] + cmd = words[0] def do_alias(args): - if not args: - listaliases() - elif len(args) = 1: - listalias(args[0]) - else: - defalias(args[0], args[1:]) + if not args: + listaliases() + elif len(args) = 1: + listalias(args[0]) + else: + defalias(args[0], args[1:]) def listaliases(): - names = G.aliases.keys() - names.sort() - for name in names: listalias(name) + names = G.aliases.keys() + names.sort() + for name in names: listalias(name) def listalias(name): - if not G.aliases.has_key(name): - print name, ': no such alias' - return - print 'alias', name, - printlist(G.aliases[name]) - print + if not G.aliases.has_key(name): + print name, ': no such alias' + return + print 'alias', name, + printlist(G.aliases[name]) + print def defalias(name, expansion): - G.aliases[name] = expansion + G.aliases[name] = expansion def do_cd(args): - if len(args) > 1: - print 'usage: cd [dirname]' - elif args: - chdirto(args[0]) - else: - chdirto(G.homedir) + if len(args) > 1: + print 'usage: cd [dirname]' + elif args: + chdirto(args[0]) + else: + chdirto(G.homedir) def chdirto(dirname): - try: - mac.chdir(dirname) - except mac.error, msg: - print dirname, ':', msg - return + try: + mac.chdir(dirname) + except mac.error, msg: + print dirname, ':', msg + return def do_debug(args): - G.debug = (not G.debug) + G.debug = (not G.debug) def do_grep(args): - if len(args) < 2: - print 'usage: grep regexp file ...' - return - import regexp - try: - prog = regexp.compile(args[0]) - except regexp.error, msg: - print 'regexp.compile error for', args[0], ':', msg - return - for file in args[1:]: - grepfile(prog, file) + if len(args) < 2: + print 'usage: grep regexp file ...' + return + import regexp + try: + prog = regexp.compile(args[0]) + except regexp.error, msg: + print 'regexp.compile error for', args[0], ':', msg + return + for file in args[1:]: + grepfile(prog, file) def grepfile(prog, file): - try: - fp = open(file, 'r') - except RuntimeError, msg: - print file, ': cannot open :', msg - return - lineno = 0 - while 1: - line = fp.readline() - if not line: break - lineno = lineno+1 - if prog.exec(line): - print file+'('+`lineno`+'):', line, + try: + fp = open(file, 'r') + except RuntimeError, msg: + print file, ': cannot open :', msg + return + lineno = 0 + while 1: + line = fp.readline() + if not line: break + lineno = lineno+1 + if prog.exec(line): + print file+'('+`lineno`+'):', line, def do_help(args): - if args: - print 'usage: help' - return - names = G.commands.keys() - names.sort() - columnize(names) + if args: + print 'usage: help' + return + names = G.commands.keys() + names.sort() + columnize(names) def do_ls(args): - if not args: - lsdir(':') - else: - for dirname in args: - lsdir(dirname) + if not args: + lsdir(':') + else: + for dirname in args: + lsdir(dirname) def lsdir(dirname): - if not isdir(dirname): - print dirname, ': no such directory' - return - names = mac.listdir(dirname) - lsfiles(names, dirname) + if not isdir(dirname): + print dirname, ': no such directory' + return + names = mac.listdir(dirname) + lsfiles(names, dirname) def lsfiles(names, dirname): - names = names[:] # Make a copy so we can modify it - for i in range(len(names)): - name = names[i] - if G.debug: print i, name - if isdir(macpath.cat(dirname, name)): - names[i] = ':' + name + ':' - columnize(names) + names = names[:] # Make a copy so we can modify it + for i in range(len(names)): + name = names[i] + if G.debug: print i, name + if isdir(macpath.cat(dirname, name)): + names[i] = ':' + name + ':' + columnize(names) def columnize(list): - COLUMNS = 80-1 - n = len(list) - colwidth = maxwidth(list) - ncols = (COLUMNS + 1) / (colwidth + 1) - if ncols < 1: ncols = 1 - nrows = (n + ncols - 1) / ncols - for irow in range(nrows): - line = '' - for icol in range(ncols): - i = irow + nrows*icol - if 0 <= i < n: - word = list[i] - if i+nrows < n: - word = string.ljust(word, colwidth) - if icol > 0: - word = ' ' + word - line = line + word - print line + COLUMNS = 80-1 + n = len(list) + colwidth = maxwidth(list) + ncols = (COLUMNS + 1) / (colwidth + 1) + if ncols < 1: ncols = 1 + nrows = (n + ncols - 1) / ncols + for irow in range(nrows): + line = '' + for icol in range(ncols): + i = irow + nrows*icol + if 0 <= i < n: + word = list[i] + if i+nrows < n: + word = string.ljust(word, colwidth) + if icol > 0: + word = ' ' + word + line = line + word + print line def maxwidth(list): - width = 0 - for word in list: - if len(word) > width: - width = len(word) - return width + width = 0 + for word in list: + if len(word) > width: + width = len(word) + return width def do_mv(args): - if len(args) <> 2: - print 'usage: mv src dst' - return - src, dst = args[0], args[1] - if not exists(src): - print src, ': source does not exist' - return - if exists(dst): - print src, ': destination already exists' - return - try: - mac.rename(src, dst) - except mac.error, msg: - print src, dst, ': rename failed:', msg + if len(args) <> 2: + print 'usage: mv src dst' + return + src, dst = args[0], args[1] + if not exists(src): + print src, ': source does not exist' + return + if exists(dst): + print src, ': destination already exists' + return + try: + mac.rename(src, dst) + except mac.error, msg: + print src, dst, ': rename failed:', msg def do_mkdir(args): - if not args: - print 'usage: mkdir name ...' - return - for name in args: - makedir(name) + if not args: + print 'usage: mkdir name ...' + return + for name in args: + makedir(name) def makedir(name): - if exists(name): - print name, ': already exists' - return - try: - mac.mkdir(name, 0777) - except mac.error, msg: - print name, ': mkdir failed:', msg + if exists(name): + print name, ': already exists' + return + try: + mac.mkdir(name, 0777) + except mac.error, msg: + print name, ': mkdir failed:', msg def do_page(args): - if not args: - print 'usage: page file ...' - return - for name in args: - pagefile(name) + if not args: + print 'usage: page file ...' + return + for name in args: + pagefile(name) def pagefile(name): - if not isfile(name): - print name, ': no such file' - return - LINES = 24 - 1 - # For THINK C 3.0, make the path absolute: - # if not macpath.isabs(name): - # name = macpath.cat(mac.getcwd(), name) - try: - fp = open(name, 'r') - except: - print name, ': cannot open' - return - line = fp.readline() - while line: - for i in range(LINES): - print line, - line = fp.readline() - if not line: break - if line: - try: - more = raw_input('[more]') - except (EOFError, KeyboardInterrupt): - print - break - if string.strip(more)[:1] in ('q', 'Q'): - break + if not isfile(name): + print name, ': no such file' + return + LINES = 24 - 1 + # For THINK C 3.0, make the path absolute: + # if not macpath.isabs(name): + # name = macpath.cat(mac.getcwd(), name) + try: + fp = open(name, 'r') + except: + print name, ': cannot open' + return + line = fp.readline() + while line: + for i in range(LINES): + print line, + line = fp.readline() + if not line: break + if line: + try: + more = raw_input('[more]') + except (EOFError, KeyboardInterrupt): + print + break + if string.strip(more)[:1] in ('q', 'Q'): + break def do_pwd(args): - if args: - print 'usage: pwd' - else: - print mac.getcwd() + if args: + print 'usage: pwd' + else: + print mac.getcwd() def do_reset(args): - if args: - print 'usage: reset' - else: - reset() + if args: + print 'usage: reset' + else: + reset() def do_rm(args): - if not args: - print 'usage: rm file ...' - return - for name in args: - remove(name) + if not args: + print 'usage: rm file ...' + return + for name in args: + remove(name) def remove(name): - if not isfile(name): - print name, ': no such file' - return - try: - mac.unlink(name) - except mac.error, msg: - print name, ': unlink failed:', msg + if not isfile(name): + print name, ': no such file' + return + try: + mac.unlink(name) + except mac.error, msg: + print name, ': unlink failed:', msg def do_rmdir(args): - if not args: - print 'usage: rmdir dir ...' - return - for name in args: - rmdir(name) + if not args: + print 'usage: rmdir dir ...' + return + for name in args: + rmdir(name) def rmdir(name): - if not isdir(name): - print name, ': no such directory' - return - try: - mac.rmdir(name) - except mac.error, msg: - print name, ': rmdir failed:', msg + if not isdir(name): + print name, ': no such directory' + return + try: + mac.rmdir(name) + except mac.error, msg: + print name, ': rmdir failed:', msg def do_sync(args): - if args: - print 'usage: sync' - return - try: - mac.sync() - except mac.error, msg: - print 'sync failed:', msg + if args: + print 'usage: sync' + return + try: + mac.sync() + except mac.error, msg: + print 'sync failed:', msg def do_unalias(args): - if not args: - print 'usage: unalias name ...' - return - for name in args: - unalias(name) + if not args: + print 'usage: unalias name ...' + return + for name in args: + unalias(name) def unalias(name): - if not G.aliases.has_key(name): - print name, ': no such alias' - return - del G.aliases[name] + if not G.aliases.has_key(name): + print name, ': no such alias' + return + del G.aliases[name] def printlist(list): - for word in list: - print word, + for word in list: + print word, reset() main() |