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minor fixes and refusal to use -shk option on Windows

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This commit is contained in:
Ivan X 2016-01-01 00:19:32 +09:00
parent 53404e7784
commit 8f6fae4bb4
1 changed files with 31 additions and 23 deletions
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54
scripts/tools/cppo.txt
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@ -1,4 +1,4 @@
#!/usr/bin/env python2.7
#!/usr/bin/env python
# vim: set tabstop=4 shiftwidth=4 expandtab filetype=python:
"""cppo: Copy or catalog one or all files from a ProDOS raw disk image.
@ -43,6 +43,7 @@ import datetime
import shutil
import errno
import uuid
import subprocess
# Intentially fails on pre-2.6 so user can see what's wrong
b'ERROR: cppo requires Python 2.6 or later, including 3.x.'
@ -700,7 +701,7 @@ def writecharHex(arg1, arg2, arg3):
# exit: 21=invalid arg1, 22=invalid arg2, 23=invalid arg3
if not isinstance(arg1, bytearray): sys.exit(21)
if (arg2<0): sys.exit(22)
if not isinstance(arg3, type("".encode().decode())): sys.exit(23)
if not isinstance(arg3, type("".encode("L1").decode("L1"))): sys.exit(23)
arg1[arg2:arg2+1] = to_bytes(arg3)
def writecharsHex(arg1, arg2, arg3):
@ -712,7 +713,7 @@ def writecharsHex(arg1, arg2, arg3):
# exit: 21=invalid arg1, 22=invalid arg2, 23=invalid arg3
if not isinstance(arg1, bytearray): sys.exit(21)
if (arg2<0): sys.exit(22)
if not isinstance(arg3, type("".encode().decode())): sys.exit(23)
if not isinstance(arg3, type("".encode("L1").decode("L1"))): sys.exit(23)
arg1[arg2:arg2+len(to_bytes(arg3))] = to_bytes(arg3)
#---- IvanX general purpose functions ----#
@ -735,8 +736,9 @@ def to_hex(val):
if isinstance(val, bytes): # bytes
return b2a_hex(val).decode("L1")
elif isnumber(val):
# .encode().decode() always returns unicode in both P2 and P3
return (hex(val)[2:].split("L")[0]).encode("L1").decode("L1")
# hex returns str/bytes in P2, but str/unicode in P3, so
# .encode().decode() always returns unicode in either
return hex(val)[2:].encode("L1").decode("L1").split("L")[0]
else:
raise Exception("to_hex() requires bytes, int/long, or [bin-ustr]")
@ -758,7 +760,7 @@ def to_dec(val):
return int(val[0], 2)
elif isinstance(val, bytes): # bytes
return int(to_hex(val), 16)
elif isinstance(val, type("".encode().decode())): # hex-ustr
elif isinstance(val, type("".encode("L1").decode("L1"))): # hex-ustr
return int(val, 16)
else:
raise Exception("to_dec() requires bytes, hex-ustr or [bin-ustr]")
@ -767,7 +769,7 @@ def to_bin(val):
"""convert bytes, hex-ustr, or int/long to bin-ustr"""
if isinstance(val, bytes): # bytes
return (bin(to_dec(to_hex(val))))[2:].encode("L1").decode("L1")
elif isinstance(val, type("".encode().decode())): # hex-ustr
elif isinstance(val, type("".encode("L1").decode("L1"))): # hex-ustr
return (bin(int(val, 16)))[2:].encode("L1").decode("L1")
elif isnumber(val): # int/long
return (bin(val))[2:].encode("L1").decode("L1")
@ -781,7 +783,7 @@ def to_bytes(val):
val = to_hex(val[0])
if isnumber(val): # int/long
val = to_hex(val)
if isinstance(val, type("".encode().decode())): # hex-ustr
if isinstance(val, type("".encode("L1").decode("L1"))): # hex-ustr
return a2b_hex(bytes(val.encode("L1"))) # works on both P2 and P3
else:
raise Exception(
@ -888,10 +890,14 @@ def isnumber(number):
# --- start
args = sys.argv
if (len(args) == 1):
usage()
while (slyce(args[1],0,1) == "-"):
while True: # breaks when there are no more arguments starting with dash
if (len(args) == 1):
usage()
if (slyce(args[1],0,1) != "-"):
break
if (args[1] == "-s"):
g.silent = 1
args = args[1:] #shift
@ -939,7 +945,10 @@ if (g.SHK or
g.imageFile[-3:].lower() == "shk" or
g.imageFile[-3:].lower() == "sdk" or
g.imageFile[-3:].lower() == "bxy"):
if not g.AD:
if (os.name == "nt"):
print("ShrinkIt archives cannot be extracted on Windows.")
sys.exit(2)
elif not g.AD and not g.DIR:
print("ShrinkIt archives must be used with -ad option.")
sys.exit(2)
elif (g.DIR or g.EX):
@ -947,13 +956,14 @@ if (g.SHK or
elif (len(args) == 4):
print("Only entire ShrinkIt archives can be extracted, not one file.")
usage(2)
elif (not os.path.isfile("/usr/local/bin/nulib2") and
not os.path.isfile("/usr/bin/nulib2") and
not os.path.isfile("nulib2")):
print("Nulib2 not found. Can't expand ShrinkIt archive.")
sys.exit(2)
else:
g.SHK = 1
try:
with open(os.devnull, "w") as fnull:
subprocess.call("nulib2", stdout = fnull, stderr = fnull)
g.SHK=1
except Exception:
print("Nulib2 is not available; not expanding ShrinkIt archive.")
sys.exit(2)
if g.SHK:
unshkdir = ("/tmp/cppo-" + str(uuid.uuid4()))
makedirs(unshkdir)
@ -963,7 +973,7 @@ if g.SHK:
if not name.startswith(".")]
if (len(fileNames) == 1 and os.path.isdir(unshkdir + "/" + fileNames[0])):
oneDir = True
volumeName=toProDOSName(fileNames[0])
volumeName = toProDOSName(fileNames[0])
else:
oneDir = False
volumeName = toProDOSName(os.path.basename(g.imageFile))
@ -975,17 +985,15 @@ if g.SHK:
# recursively process unshrunk archive hierarchy
for dirName, subdirList, fileList in os.walk(unshkdir):
subdirList.sort()
g.targetDir = (args[2] + (("/" + volumeName) if not oneDir else "") +
g.targetDir = (args[2] + ("" if oneDir else ("/" + volumeName)) +
("/" if (dirName.count('/') > 2) else "") +
"/".join(dirName.split('/')[3:])) # chop off tempdir
g.ADdir = (g.targetDir + "/.AppleDouble")
print("/".join(dirName.split('/')[3:]))
print("/".join(dirName.split('/')[3:]) if oneDir else "\n"+volumeName)
makedirs(g.targetDir)
makedirs(g.ADdir)
for fname in sorted(fileList):
processEntry(dirName, fname)
if (unshkdir.count('/') > 2):
unshkdir = "/".join(dirName.split('/')[0:3])
shutil.rmtree(unshkdir, True)
syncExit()