diff options
author | Chris Larson <kergoth@openedhand.com> | 2006-08-28 20:36:36 +0000 |
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committer | Chris Larson <kergoth@openedhand.com> | 2006-08-28 20:36:36 +0000 |
commit | ecb32bdee770c3ff6c73ac2a57e612872b13910f (patch) | |
tree | a97c3bb8b6fa3402c90510dab06f0f712667303e /meta/classes/patch.bbclass | |
parent | 01056cdbea9ebe38b589f74120f5fab39452bbf0 (diff) | |
download | openembedded-core-ecb32bdee770c3ff6c73ac2a57e612872b13910f.tar.gz openembedded-core-ecb32bdee770c3ff6c73ac2a57e612872b13910f.tar.bz2 openembedded-core-ecb32bdee770c3ff6c73ac2a57e612872b13910f.zip |
Patch failure handling updates, added a 'patch' concrete class, so we can apply patches to quilt-native itself.
git-svn-id: https://svn.o-hand.com/repos/poky/trunk@670 311d38ba-8fff-0310-9ca6-ca027cbcb966
Diffstat (limited to 'meta/classes/patch.bbclass')
-rw-r--r-- | meta/classes/patch.bbclass | 237 |
1 files changed, 148 insertions, 89 deletions
diff --git a/meta/classes/patch.bbclass b/meta/classes/patch.bbclass index 6616cb11a9..ea0182484e 100644 --- a/meta/classes/patch.bbclass +++ b/meta/classes/patch.bbclass @@ -1,9 +1,11 @@ -def patch_init(): +# Copyright (C) 2006 OpenedHand LTD + +def patch_init(d): import os, sys - + def md5sum(fname): import md5, sys - + f = file(fname, 'rb') m = md5.new() while True: @@ -13,12 +15,12 @@ def patch_init(): m.update(d) f.close() return m.hexdigest() - + class CmdError(Exception): def __init__(self, exitstatus, output): self.status = exitstatus self.output = output - + def __str__(self): return "Command Error: exit status: %d Output:\n%s" % (self.status, self.output) @@ -27,17 +29,17 @@ def patch_init(): self.path = path def __str__(self): return "Error: %s not found." % self.path - + def runcmd(args, dir = None): import commands - + if dir: olddir = os.path.abspath(os.curdir) if not os.path.exists(dir): raise NotFoundError(dir) os.chdir(dir) # print("cwd: %s -> %s" % (olddir, self.dir)) - + try: args = [ commands.mkarg(str(arg)) for arg in args ] cmd = " ".join(args) @@ -46,92 +48,143 @@ def patch_init(): if exitstatus != 0: raise CmdError(exitstatus >> 8, output) return output - + finally: if dir: os.chdir(olddir) - + class PatchError(Exception): def __init__(self, msg): self.msg = msg - + def __str__(self): return "Patch Error: %s" % self.msg - + import bb, bb.data, bb.fetch - + class PatchSet(object): defaults = { "strippath": 1 } - + def __init__(self, dir, d): self.dir = dir self.d = d self.patches = [] self._current = None - + def current(self): return self._current - + def Clean(self): """ Clean out the patch set. Generally includes unapplying all patches and wiping out all associated metadata. """ raise NotImplementedError() - + def Import(self, patch, force): if not patch.get("file"): if not patch.get("remote"): raise PatchError("Patch file must be specified in patch import.") else: patch["file"] = bb.fetch.localpath(patch["remote"], self.d) - + for param in PatchSet.defaults: if not patch.get(param): patch[param] = PatchSet.defaults[param] - + if patch.get("remote"): patch["file"] = bb.data.expand(bb.fetch.localpath(patch["remote"], self.d), self.d) - + patch["filemd5"] = md5sum(patch["file"]) - + def Push(self, force): raise NotImplementedError() - + def Pop(self, force): raise NotImplementedError() - + def Refresh(self, remote = None, all = None): raise NotImplementedError() - - + + + class PatchTree(PatchSet): + def __init__(self, dir, d): + PatchSet.__init__(self, dir, d) + + def Import(self, patch, force = None): + """""" + PatchSet.Import(self, patch, force) + + self.patches.insert(self._current or 0, patch) + + def _applypatch(self, patch, force = None, reverse = None): + shellcmd = ["patch", "<", patch['file'], "-p", patch['strippath']] + if reverse: + shellcmd.append('-R') + shellcmd.append('--dry-run') + + try: + output = runcmd(["sh", "-c", " ".join(shellcmd)], self.dir) + except CmdError: + if force: + shellcmd.pop(len(shellcmd) - 1) + output = runcmd(["sh", "-c", " ".join(shellcmd)], self.dir) + else: + import sys + raise sys.exc_value + + return output + + def Push(self, force = None, all = None): + if all: + for i in self.patches: + if self._current is not None: + self._current = self._current + 1 + else: + self._current = 0 + self._applypatch(i, force) + else: + if self._current is not None: + self._current = self._current + 1 + else: + self._current = 0 + self._applypatch(self.patches[self._current], force) + + + def Pop(self, force = None, all = None): + if all: + for i in self.patches: + self._applypatch(i, force, True) + else: + self._applypatch(self.patches[self._current], force, True) + + def Clean(self): + """""" + class QuiltTree(PatchSet): def _runcmd(self, args): runcmd(["quilt"] + args, self.dir) - + def _quiltpatchpath(self, file): return os.path.join(self.dir, "patches", os.path.basename(file)) - - + + def __init__(self, dir, d): PatchSet.__init__(self, dir, d) self.initialized = False - + def Clean(self): try: self._runcmd(["pop", "-a", "-f"]) except CmdError: - if sys.exc_value.output.strip() == "No patch removed": - pass - else: - raise PatchError("Unable to clean patches from tree:\n"+str(sys.exc_value)) + pass except NotFoundError: pass - runcmd(["rm", "-rf", os.path.join(self.dir, "patches"), os.path.join(self.dir, ".pc")]) + # runcmd(["rm", "-rf", os.path.join(self.dir, "patches"), os.path.join(self.dir, ".pc")]) self.initialized = True - + def InitFromDir(self): # read series -> self.patches seriespath = os.path.join(self.dir, 'patches', 'series') @@ -148,7 +201,7 @@ def patch_init(): patch["strippath"] = parts[1][2:] self.patches.append(patch) series.close() - + # determine which patches are applied -> self._current try: output = runcmd(["quilt", "applied"], self.dir) @@ -162,45 +215,45 @@ def patch_init(): if os.path.basename(patch["quiltfile"]) == output[-1]: self._current = self.patches.index(patch) self.initialized = True - + def Import(self, patch, force = None): if not self.initialized: self.InitFromDir() PatchSet.Import(self, patch, force) - + args = ["import", "-p", patch["strippath"]] if force: args.append("-f") args.append(patch["file"]) - + self._runcmd(args) - + patch["quiltfile"] = self._quiltpatchpath(patch["file"]) patch["quiltfilemd5"] = md5sum(patch["quiltfile"]) - + # TODO: determine if the file being imported: # 1) is already imported, and is the same # 2) is already imported, but differs - + self.patches.insert(self._current or 0, patch) - - + + def Push(self, force = None, all = None): # quilt push [-f] - + args = ["push"] if force: args.append("-f") if all: args.append("-a") - + self._runcmd(args) - + if self._current is not None: self._current = self._current + 1 else: self._current = 0 - + def Pop(self, force = None, all = None): # quilt pop [-f] args = ["pop"] @@ -208,15 +261,15 @@ def patch_init(): args.append("-f") if all: args.append("-a") - + self._runcmd(args) - + if self._current == 0: self._current = None - + if self._current is not None: self._current = self._current - 1 - + def Refresh(self, **kwargs): if kwargs.get("remote"): patch = self.patches[kwargs["patch"]] @@ -227,7 +280,7 @@ def patch_init(): import shutil if not patch.get("file") and patch.get("remote"): patch["file"] = bb.fetch.localpath(patch["remote"], self.d) - + shutil.copyfile(patch["quiltfile"], patch["file"]) else: raise PatchError("Unable to do a remote refresh of %s, unsupported remote url scheme %s." % (os.path.basename(patch["quiltfile"]), type)) @@ -239,31 +292,31 @@ def patch_init(): elif kwargs.get("patch"): args.append(os.path.basename(self.patches[kwargs["patch"]]["quiltfile"])) self._runcmd(args) - + class Resolver(object): def __init__(self, patchset): raise NotImplementedError() - + def Resolve(self): raise NotImplementedError() - + def Revert(self): raise NotImplementedError() - + def Finalize(self): raise NotImplementedError() - + # Patch resolver which relies on the user doing all the work involved in the # resolution, with the exception of refreshing the remote copy of the patch # files (the urls). class UserResolver(Resolver): def __init__(self, patchset): self.patchset = patchset - + # Force a push in the patchset, then drop to a shell for the user to # resolve any rejected hunks def Resolve(self): - + olddir = os.path.abspath(os.curdir) os.chdir(self.patchset.dir) try: @@ -274,21 +327,21 @@ def patch_init(): return print(sys.exc_value) print('NOTE: dropping user into a shell, so that patch rejects can be fixed manually.') - + os.system('/bin/sh') - + # Construct a new PatchSet after the user's changes, compare the # sets, checking patches for modifications, and doing a remote # refresh on each. oldpatchset = self.patchset self.patchset = oldpatchset.__class__(self.patchset.dir, self.patchset.d) - + for patch in self.patchset.patches: oldpatch = None for opatch in oldpatchset.patches: if opatch["quiltfile"] == patch["quiltfile"]: oldpatch = opatch - + if oldpatch: patch["remote"] = oldpatch["remote"] if patch["quiltfile"] == oldpatch["quiltfile"]: @@ -303,17 +356,18 @@ def patch_init(): os.chdir(olddir) raise os.chdir(olddir) - + # Throw away the changes to the patches in the patchset made by resolve() def Revert(self): raise NotImplementedError() - + # Apply the changes to the patches in the patchset made by resolve() def Finalize(self): raise NotImplementedError() g = globals() g["PatchSet"] = PatchSet + g["PatchTree"] = PatchTree g["QuiltTree"] = QuiltTree g["Resolver"] = Resolver g["UserResolver"] = UserResolver @@ -322,45 +376,48 @@ def patch_init(): addtask patch after do_unpack do_patch[dirs] = "${WORKDIR}" -python base_do_patch() { +python patch_do_patch() { import re import bb.fetch - patch_init() - + patch_init(d) + src_uri = (bb.data.getVar('SRC_URI', d, 1) or '').split() if not src_uri: return - + patchsetmap = { + "patch": PatchTree, "quilt": QuiltTree, } cls = patchsetmap[bb.data.getVar('PATCHTOOL', d, 1) or 'quilt'] - + resolvermap = { "user": UserResolver, } - + rcls = resolvermap[bb.data.getVar('PATCHRESOLVE', d, 1) or 'user'] - + s = bb.data.getVar('S', d, 1) - + + path = os.getenv('PATH') + os.putenv('PATH', bb.data.getVar('PATH', d, 1)) patchset = cls(s, d) patchset.Clean() resolver = rcls(patchset) - + workdir = bb.data.getVar('WORKDIR', d, 1) for url in src_uri: (type, host, path, user, pswd, parm) = bb.decodeurl(url) if not "patch" in parm: continue - + bb.fetch.init([url],d) url = bb.encodeurl((type, host, path, user, pswd, [])) local = os.path.join('/', bb.fetch.localpath(url, d)) - + # did it need to be unpacked? dots = os.path.basename(local).split(".") if dots[-1] in ['gz', 'bz2', 'Z']: @@ -368,45 +425,45 @@ python base_do_patch() { else: unpacked = local unpacked = bb.data.expand(unpacked, d) - + if "pnum" in parm: pnum = parm["pnum"] else: pnum = "1" - + if "pname" in parm: pname = parm["pname"] else: pname = os.path.basename(unpacked) - + if "mindate" in parm: mindate = parm["mindate"] else: mindate = 0 - + if "maxdate" in parm: maxdate = parm["maxdate"] else: maxdate = "20711226" - + pn = bb.data.getVar('PN', d, 1) srcdate = bb.data.getVar('SRCDATE_%s' % pn, d, 1) - + if not srcdate: srcdate = bb.data.getVar('SRCDATE', d, 1) - - if srcdate == "now": + + if srcdate == "now": srcdate = bb.data.getVar('DATE', d, 1) - + if (maxdate < srcdate) or (mindate > srcdate): if (maxdate < srcdate): bb.note("Patch '%s' is outdated" % pname) - + if (mindate > srcdate): bb.note("Patch '%s' is predated" % pname) - + continue - + bb.note("Applying patch '%s'" % pname) try: patchset.Import({"file":unpacked, "remote":url, "strippath": pnum}, True) @@ -415,3 +472,5 @@ python base_do_patch() { raise bb.build.FuncFailed(str(sys.exc_value)) resolver.Resolve() } + +EXPORT_FUNCTIONS do_patch |