summaryrefslogtreecommitdiffstats
path: root/Lib/plat-mac/cfmfile.py
diff options
context:
space:
mode:
authorJack Jansen <jack.jansen@cwi.nl>2003-04-09 13:25:43 (GMT)
committerJack Jansen <jack.jansen@cwi.nl>2003-04-09 13:25:43 (GMT)
commit0ae3220736f9b71820b01aee1f540d0afcceb9a6 (patch)
tree6015b689b7555940e0c0822b1896fff3ee39cb23 /Lib/plat-mac/cfmfile.py
parent058a84f36ae62dc69f4cb2a07d038e10a617fffc (diff)
downloadcpython-0ae3220736f9b71820b01aee1f540d0afcceb9a6.zip
cpython-0ae3220736f9b71820b01aee1f540d0afcceb9a6.tar.gz
cpython-0ae3220736f9b71820b01aee1f540d0afcceb9a6.tar.bz2
Detabbed.
Diffstat (limited to 'Lib/plat-mac/cfmfile.py')
-rw-r--r--Lib/plat-mac/cfmfile.py314
1 files changed, 157 insertions, 157 deletions
diff --git a/Lib/plat-mac/cfmfile.py b/Lib/plat-mac/cfmfile.py
index a4eecf2..317046a 100644
--- a/Lib/plat-mac/cfmfile.py
+++ b/Lib/plat-mac/cfmfile.py
@@ -18,167 +18,167 @@ error = "cfm.error"
BUFSIZE = 0x80000
def mergecfmfiles(srclist, dst, architecture = 'fat'):
- """Merge all files in srclist into a new file dst.
-
- If architecture is given, only code fragments of that type will be used:
- "pwpc" for PPC, "m68k" for cfm68k. This does not work for "classic"
- 68k code, since it does not use code fragments to begin with.
- If architecture is None, all fragments will be used, enabling FAT binaries.
- """
-
- srclist = list(srclist)
- for i in range(len(srclist)):
- srclist[i] = Carbon.File.pathname(srclist[i])
- dst = Carbon.File.pathname(dst)
-
- dstfile = open(dst, "wb")
- rf = Res.FSpOpenResFile(dst, 3)
- try:
- dstcfrg = CfrgResource()
- for src in srclist:
- srccfrg = CfrgResource(src)
- for frag in srccfrg.fragments:
- if frag.architecture == 'pwpc' and architecture == 'm68k':
- continue
- if frag.architecture == 'm68k' and architecture == 'pwpc':
- continue
- dstcfrg.append(frag)
-
- frag.copydata(dstfile)
-
- cfrgres = Res.Resource(dstcfrg.build())
- Res.UseResFile(rf)
- cfrgres.AddResource('cfrg', 0, "")
- finally:
- dstfile.close()
- rf = Res.CloseResFile(rf)
+ """Merge all files in srclist into a new file dst.
+
+ If architecture is given, only code fragments of that type will be used:
+ "pwpc" for PPC, "m68k" for cfm68k. This does not work for "classic"
+ 68k code, since it does not use code fragments to begin with.
+ If architecture is None, all fragments will be used, enabling FAT binaries.
+ """
+
+ srclist = list(srclist)
+ for i in range(len(srclist)):
+ srclist[i] = Carbon.File.pathname(srclist[i])
+ dst = Carbon.File.pathname(dst)
+
+ dstfile = open(dst, "wb")
+ rf = Res.FSpOpenResFile(dst, 3)
+ try:
+ dstcfrg = CfrgResource()
+ for src in srclist:
+ srccfrg = CfrgResource(src)
+ for frag in srccfrg.fragments:
+ if frag.architecture == 'pwpc' and architecture == 'm68k':
+ continue
+ if frag.architecture == 'm68k' and architecture == 'pwpc':
+ continue
+ dstcfrg.append(frag)
+
+ frag.copydata(dstfile)
+
+ cfrgres = Res.Resource(dstcfrg.build())
+ Res.UseResFile(rf)
+ cfrgres.AddResource('cfrg', 0, "")
+ finally:
+ dstfile.close()
+ rf = Res.CloseResFile(rf)
class CfrgResource:
-
- def __init__(self, path = None):
- self.version = 1
- self.fragments = []
- self.path = path
- if path is not None and os.path.exists(path):
- currentresref = Res.CurResFile()
- resref = Res.FSpOpenResFile(path, 1)
- Res.UseResFile(resref)
- try:
- try:
- data = Res.Get1Resource('cfrg', 0).data
- except Res.Error:
- raise Res.Error, "no 'cfrg' resource found", sys.exc_traceback
- finally:
- Res.CloseResFile(resref)
- Res.UseResFile(currentresref)
- self.parse(data)
- if self.version <> 1:
- raise error, "unknown 'cfrg' resource format"
-
- def parse(self, data):
- (res1, res2, self.version,
- res3, res4, res5, res6,
- self.memberCount) = struct.unpack("8l", data[:32])
- data = data[32:]
- while data:
- frag = FragmentDescriptor(self.path, data)
- data = data[frag.memberSize:]
- self.fragments.append(frag)
-
- def build(self):
- self.memberCount = len(self.fragments)
- data = struct.pack("8l", 0, 0, self.version, 0, 0, 0, 0, self.memberCount)
- for frag in self.fragments:
- data = data + frag.build()
- return data
-
- def append(self, frag):
- self.fragments.append(frag)
+
+ def __init__(self, path = None):
+ self.version = 1
+ self.fragments = []
+ self.path = path
+ if path is not None and os.path.exists(path):
+ currentresref = Res.CurResFile()
+ resref = Res.FSpOpenResFile(path, 1)
+ Res.UseResFile(resref)
+ try:
+ try:
+ data = Res.Get1Resource('cfrg', 0).data
+ except Res.Error:
+ raise Res.Error, "no 'cfrg' resource found", sys.exc_traceback
+ finally:
+ Res.CloseResFile(resref)
+ Res.UseResFile(currentresref)
+ self.parse(data)
+ if self.version <> 1:
+ raise error, "unknown 'cfrg' resource format"
+
+ def parse(self, data):
+ (res1, res2, self.version,
+ res3, res4, res5, res6,
+ self.memberCount) = struct.unpack("8l", data[:32])
+ data = data[32:]
+ while data:
+ frag = FragmentDescriptor(self.path, data)
+ data = data[frag.memberSize:]
+ self.fragments.append(frag)
+
+ def build(self):
+ self.memberCount = len(self.fragments)
+ data = struct.pack("8l", 0, 0, self.version, 0, 0, 0, 0, self.memberCount)
+ for frag in self.fragments:
+ data = data + frag.build()
+ return data
+
+ def append(self, frag):
+ self.fragments.append(frag)
class FragmentDescriptor:
-
- def __init__(self, path, data = None):
- self.path = path
- if data is not None:
- self.parse(data)
-
- def parse(self, data):
- self.architecture = data[:4]
- ( self.updatelevel,
- self.currentVersion,
- self.oldDefVersion,
- self.stacksize,
- self.applibdir,
- self.fragtype,
- self.where,
- self.offset,
- self.length,
- self.res1, self.res2,
- self.memberSize,) = struct.unpack("4lhBB4lh", data[4:42])
- pname = data[42:self.memberSize]
- self.name = pname[1:1+ord(pname[0])]
-
- def build(self):
- data = self.architecture
- data = data + struct.pack("4lhBB4l",
- self.updatelevel,
- self.currentVersion,
- self.oldDefVersion,
- self.stacksize,
- self.applibdir,
- self.fragtype,
- self.where,
- self.offset,
- self.length,
- self.res1, self.res2)
- self.memberSize = len(data) + 2 + 1 + len(self.name)
- # pad to 4 byte boundaries
- if self.memberSize % 4:
- self.memberSize = self.memberSize + 4 - (self.memberSize % 4)
- data = data + struct.pack("hb", self.memberSize, len(self.name))
- data = data + self.name
- data = data + '\000' * (self.memberSize - len(data))
- return data
-
- def getfragment(self):
- if self.where <> 1:
- raise error, "can't read fragment, unsupported location"
- f = open(self.path, "rb")
- f.seek(self.offset)
- if self.length:
- frag = f.read(self.length)
- else:
- frag = f.read()
- f.close()
- return frag
-
- def copydata(self, outfile):
- if self.where <> 1:
- raise error, "can't read fragment, unsupported location"
- infile = open(self.path, "rb")
- if self.length == 0:
- infile.seek(0, 2)
- self.length = infile.tell()
-
- # Position input file and record new offset from output file
- infile.seek(self.offset)
-
- # pad to 16 byte boundaries
- offset = outfile.tell()
- if offset % 16:
- offset = offset + 16 - (offset % 16)
- outfile.seek(offset)
- self.offset = offset
-
- l = self.length
- while l:
- if l > BUFSIZE:
- outfile.write(infile.read(BUFSIZE))
- l = l - BUFSIZE
- else:
- outfile.write(infile.read(l))
- l = 0
- infile.close()
+
+ def __init__(self, path, data = None):
+ self.path = path
+ if data is not None:
+ self.parse(data)
+
+ def parse(self, data):
+ self.architecture = data[:4]
+ ( self.updatelevel,
+ self.currentVersion,
+ self.oldDefVersion,
+ self.stacksize,
+ self.applibdir,
+ self.fragtype,
+ self.where,
+ self.offset,
+ self.length,
+ self.res1, self.res2,
+ self.memberSize,) = struct.unpack("4lhBB4lh", data[4:42])
+ pname = data[42:self.memberSize]
+ self.name = pname[1:1+ord(pname[0])]
+
+ def build(self):
+ data = self.architecture
+ data = data + struct.pack("4lhBB4l",
+ self.updatelevel,
+ self.currentVersion,
+ self.oldDefVersion,
+ self.stacksize,
+ self.applibdir,
+ self.fragtype,
+ self.where,
+ self.offset,
+ self.length,
+ self.res1, self.res2)
+ self.memberSize = len(data) + 2 + 1 + len(self.name)
+ # pad to 4 byte boundaries
+ if self.memberSize % 4:
+ self.memberSize = self.memberSize + 4 - (self.memberSize % 4)
+ data = data + struct.pack("hb", self.memberSize, len(self.name))
+ data = data + self.name
+ data = data + '\000' * (self.memberSize - len(data))
+ return data
+
+ def getfragment(self):
+ if self.where <> 1:
+ raise error, "can't read fragment, unsupported location"
+ f = open(self.path, "rb")
+ f.seek(self.offset)
+ if self.length:
+ frag = f.read(self.length)
+ else:
+ frag = f.read()
+ f.close()
+ return frag
+
+ def copydata(self, outfile):
+ if self.where <> 1:
+ raise error, "can't read fragment, unsupported location"
+ infile = open(self.path, "rb")
+ if self.length == 0:
+ infile.seek(0, 2)
+ self.length = infile.tell()
+
+ # Position input file and record new offset from output file
+ infile.seek(self.offset)
+
+ # pad to 16 byte boundaries
+ offset = outfile.tell()
+ if offset % 16:
+ offset = offset + 16 - (offset % 16)
+ outfile.seek(offset)
+ self.offset = offset
+
+ l = self.length
+ while l:
+ if l > BUFSIZE:
+ outfile.write(infile.read(BUFSIZE))
+ l = l - BUFSIZE
+ else:
+ outfile.write(infile.read(l))
+ l = 0
+ infile.close()