From f87b40cd708a6629f8e15343956985449928f2f6 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Sat, 29 Apr 2006 02:42:21 +0000
Subject: Enable portage.env_update() to work without globals.

svn path=/main/trunk/; revision=3265
---
 pym/portage.py | 76 +++++++++++++++++++++++++++++++---------------------------
 1 file changed, 41 insertions(+), 35 deletions(-)

(limited to 'pym/portage.py')

diff --git a/pym/portage.py b/pym/portage.py
index cf5b700fc..02457d779 100644
--- a/pym/portage.py
+++ b/pym/portage.py
@@ -502,13 +502,16 @@ def elog_process(cpv, mysettings):
 
 #parse /etc/env.d and generate /etc/profile.env
 
-def env_update(makelinks=1):
-	global root, mtimedb
-	if not os.path.exists(root+"etc/env.d"):
-		prevmask=os.umask(0)
-		os.makedirs(root+"etc/env.d",0755)
-		os.umask(prevmask)
-	fns=listdir(root+"etc/env.d",EmptyOnError=1)
+def env_update(makelinks=1, target_root=None, prev_mtimes=None):
+	if target_root is None:
+		global root
+		target_root = root
+	if prev_mtimes is None:
+		global mtimedb
+		prev_mtimes = mtimedb["ldpath"]
+	envd_dir = os.path.join(target_root, "etc", "env.d")
+	portage_util.ensure_dirs(envd_dir, mode=0755)
+	fns = listdir(envd_dir, EmptyOnError=1)
 	fns.sort()
 	pos=0
 	while (pos<len(fns)):
@@ -539,9 +542,10 @@ def env_update(makelinks=1):
 		# don't process backup files
 		if x[-1]=='~' or x[-4:]==".bak":
 			continue
-		myconfig=getconfig(root+"etc/env.d/"+x)
+		file_path = os.path.join(envd_dir, x)
+		myconfig = getconfig(file_path)
 		if myconfig is None:
-			writemsg("!!! Parsing error in "+str(root)+"etc/env.d/"+str(x)+"\n")
+			writemsg("!!! Parsing error in '%s'\n" % file_path)
 			#parse error
 			continue
 		# process PATH, CLASSPATH, LDPATH
@@ -556,8 +560,9 @@ def env_update(makelinks=1):
 		for myenv in myconfig.keys():
 			env[myenv]=myconfig[myenv]
 
-	if os.path.exists(root+"etc/ld.so.conf"):
-		myld=open(root+"etc/ld.so.conf")
+	ldsoconf_path = os.path.join(target_root, "etc", "ld.so.conf")
+	try:
+		myld = open(ldsoconf_path)
 		myldlines=myld.readlines()
 		myld.close()
 		oldld=[]
@@ -566,17 +571,17 @@ def env_update(makelinks=1):
 			if x[0]=="#":
 				continue
 			oldld.append(x[:-1])
-	#	os.rename(root+"etc/ld.so.conf",root+"etc/ld.so.conf.bak")
-	# Where is the new ld.so.conf generated? (achim)
-	else:
-		oldld=None
+	except (IOError, OSError), e:
+		if e.errno != errno.ENOENT:
+			raise
+		oldld = None
 
 	ld_cache_update=False
 
 	newld=specials["LDPATH"]
 	if (oldld!=newld):
 		#ld.so.conf needs updating and ldconfig needs to be run
-		myfd = atomic_ofstream(os.path.join(root, "etc", "ld.so.conf"))
+		myfd = atomic_ofstream(ldsoconf_path)
 		myfd.write("# ld.so.conf autogenerated by env-update; make all changes to\n")
 		myfd.write("# contents of /etc/env.d directory\n")
 		for x in specials["LDPATH"]:
@@ -586,7 +591,8 @@ def env_update(makelinks=1):
 
 	# Update prelink.conf if we are prelink-enabled
 	if prelink_capable:
-		newprelink = atomic_ofstream(os.path.join(root, "etc", "prelink.conf"))
+		newprelink = atomic_ofstream(
+			os.path.join(target_root, "etc", "prelink.conf"))
 		newprelink.write("# prelink.conf autogenerated by env-update; make all changes to\n")
 		newprelink.write("# contents of /etc/env.d directory\n")
 
@@ -612,31 +618,28 @@ def env_update(makelinks=1):
 			newprelink.write("-b "+x+"\n")
 		newprelink.close()
 
-	if not mtimedb.has_key("ldpath"):
-		mtimedb["ldpath"]={}
-
 	for lib_dir in portage_util.unique_array(specials["LDPATH"]+['usr/lib','usr/lib64','usr/lib32','lib','lib64','lib32']):
-		x = os.path.join(root, lib_dir.lstrip(os.sep))
+		x = os.path.join(target_root, lib_dir.lstrip(os.sep))
 		try:
 			newldpathtime = os.stat(x)[stat.ST_MTIME]
 		except OSError, oe:
 			if oe.errno == errno.ENOENT:
 				try:
-					del mtimedb["ldpath"][x]
+					del prev_mtimes[x]
 				except KeyError:
 					pass
 				# ignore this path because it doesn't exist
 				continue
 			raise
 		mtime_changed = False
-		if mtimedb["ldpath"].has_key(x):
-			if mtimedb["ldpath"][x]==newldpathtime:
+		if x in prev_mtimes:
+			if prev_mtimes[x] == newldpathtime:
 				pass
 			else:
-				mtimedb["ldpath"][x]=newldpathtime
+				prev_mtimes[x] = newldpathtime
 				mtime_changed = True
 		else:
-			mtimedb["ldpath"][x]=newldpathtime
+			prev_mtimes[x] = newldpathtime
 			mtime_changed = True
 
 		if mtime_changed:
@@ -650,14 +653,16 @@ def env_update(makelinks=1):
 			# an older package installed ON TOP of a newer version will cause ldconfig
 			# to overwrite the symlinks we just made. -X means no links. After 'clean'
 			# we can safely create links.
-			writemsg(">>> Regenerating "+str(root)+"etc/ld.so.cache...\n")
+			writemsg(">>> Regenerating %setc/ld.so.cache...\n" % target_root)
 			if makelinks:
-				commands.getstatusoutput("cd / ; /sbin/ldconfig -r "+root)
+				commands.getstatusoutput("cd / ; /sbin/ldconfig -r '%s'" % target_root)
 			else:
-				commands.getstatusoutput("cd / ; /sbin/ldconfig -X -r "+root)
+				commands.getstatusoutput("cd / ; /sbin/ldconfig -X -r '%s'" % target_root)
 		elif ostype in ("FreeBSD","DragonFly"):
-			writemsg(">>> Regenerating "+str(root)+"var/run/ld-elf.so.hints...\n")
-			commands.getstatusoutput("cd / ; /sbin/ldconfig -elf -i -f "+str(root)+"var/run/ld-elf.so.hints "+str(root)+"etc/ld.so.conf")
+			writemsg(">>> Regenerating %svar/run/ld-elf.so.hints...\n" % target_root)
+			commands.getstatusoutput(
+				"cd / ; /sbin/ldconfig -elf -i -f '%svar/run/ld-elf.so.hints' '%setc/ld.so.conf'" % \
+				(target_root, target_root))
 
 	del specials["LDPATH"]
 
@@ -668,7 +673,7 @@ def env_update(makelinks=1):
 	cenvnotice += "# GO INTO /etc/csh.cshrc NOT /etc/csh.env\n\n"
 
 	#create /etc/profile.env for bash support
-	outfile = atomic_ofstream(os.path.join(root, "etc", "profile.env"))
+	outfile = atomic_ofstream(os.path.join(target_root, "etc", "profile.env"))
 	outfile.write(penvnotice)
 
 	for path in specials.keys():
@@ -692,7 +697,7 @@ def env_update(makelinks=1):
 	outfile.close()
 
 	#create /etc/csh.env for (t)csh support
-	outfile = atomic_ofstream(os.path.join(root, "etc", "csh.env"))
+	outfile = atomic_ofstream(os.path.join(target_root, "etc", "csh.env"))
 	outfile.write(cenvnotice)
 
 	for path in specials.keys():
@@ -6785,7 +6790,8 @@ def load_mtimedb(f):
 	if "cur" in d:
 		del d["cur"]
 
-	d.setdefault("updates", {})
+	for k in ("ldpath", "updates"):
+		d.setdefault(k, {})
 
 	mtimedbkeys = set(("info", "ldpath", "resume", "resume_backup",
 		"starttime", "updates", "version"))
@@ -6870,7 +6876,7 @@ try:
 	f.close()
 	del f
 except (IOError, OSError):
-	mtimedb = {"updates":{}, "version":"", "starttime":0}
+	mtimedb = {"updates":{}, "ldpath":{}, "version":"", "starttime":0}
 
 # ============================================================================
 # COMPATIBILITY
-- 
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