* Move filtering of a bunch of portage config variables from

save_ebuild_env() to config.environ().
* Add EMERGE_FROM to the READONLY_PORTAGE_VARS list.
(trunk r8670)

svn path=/main/branches/2.1.2/; revision=8671

3 files changed, 26 insertions, 24 deletions

diff --git a/bin/ebuild.sh b/bin/ebuild.sh
index 7276a7ceb..c3209f886 100755
--- a/bin/ebuild.sh
+++ b/bin/ebuild.sh
@@ -1340,8 +1340,9 @@ READONLY_EBUILD_METADATA="DEPEND DESCRIPTION
 	EAPI HOMEPAGE INHERITED IUSE KEYWORDS LICENSE
 	PDEPEND PROVIDE RDEPEND RESTRICT SLOT SRC_URI"
 
-READONLY_PORTAGE_VARS="D EBUILD EBUILD_PHASE EBUILD_SH_ARGS FILESDIR \
-	PORTAGE_BIN_PATH PORTAGE_PYM_PATH PORTAGE_TMPDIR T WORKDIR"
+READONLY_PORTAGE_VARS="D EBUILD EBUILD_PHASE \
+	EBUILD_SH_ARGS EMERGE_FROM FILESDIR PORTAGE_BIN_PATH \
+	PORTAGE_PYM_PATH PORTAGE_TMPDIR T WORKDIR"
 
 # @FUNCTION: filter_readonly_variables
 # @DESCRIPTION: [--filter-sandbox]
diff --git a/bin/isolated-functions.sh b/bin/isolated-functions.sh
index d764be5f1..30d575266 100644
--- a/bin/isolated-functions.sh
+++ b/bin/isolated-functions.sh
@@ -413,34 +413,23 @@ save_ebuild_env() {
 			source_all_bashrcs ebuild_phase ebuild_phase_with_hooks
 
 		# portage config variables and variables set directly by portage
-		unset ACCEPT_KEYWORDS AUTOCLEAN BAD BRACKET BUILD_PREFIX CLEAN_DELAY \
-			COLLISION_IGNORE COLS CONFIG_PROTECT CONFIG_PROTECT_MASK \
+		unset BAD BRACKET BUILD_PREFIX COLS \
 			DISTCC_DIR DISTDIR DOC_SYMLINKS_DIR EBUILD_MASTER_PID \
-			ECLASSDIR ECLASS_DEPTH EMERGE_DEFAULT_OPTS \
-			EMERGE_WARNING_DELAY ENDCOL FAKEROOTKEY FEATURES \
-			FETCHCOMMAND FETCHCOMMAND_FTP FETCHCOMMAND_HTTP FETCHCOMMAND_SFTP \
-			GENTOO_MIRRORS GOOD HILITE HOME IMAGE \
+			ECLASSDIR ECLASS_DEPTH ENDCOL FAKEROOTKEY FEATURES \
+			GOOD HILITE HOME IMAGE \
 			KV LAST_E_CMD LAST_E_LEN LD_PRELOAD MOPREFIX \
-			NORMAL O PATH PKGDIR PKGUSE PKG_LOGDIR PKG_TMPDIR \
+			NORMAL PATH PKGDIR PKGUSE PKG_LOGDIR PKG_TMPDIR \
 			PORTAGE_ACTUAL_DISTDIR PORTAGE_ARCHLIST PORTAGE_BASHRC \
-			PORTAGE_BINHOST_CHUNKSIZE PORTAGE_BINPKG_TMPFILE \
-			PORTAGE_BUILDDIR PORTAGE_CALLER \
+			PORTAGE_BINPKG_TMPFILE PORTAGE_BUILDDIR \
 			PORTAGE_COLORMAP PORTAGE_CONFIGROOT PORTAGE_DEBUG \
-			PORTAGE_DEPCACHEDIR PORTAGE_ELOG_CLASSES PORTAGE_ELOG_MAILFROM \
-			PORTAGE_ELOG_MAILSUBJECT PORTAGE_ELOG_MAILURI PORTAGE_ELOG_SYSTEM \
-			PORTAGE_GID PORTAGE_GPG_DIR PORTAGE_GPG_KEY PORTAGE_INST_GID \
+			PORTAGE_DEPCACHEDIR PORTAGE_GID PORTAGE_INST_GID \
 			PORTAGE_INST_UID PORTAGE_LOG_FILE PORTAGE_MASTER_PID \
-			PORTAGE_REPO_NAME PORTAGE_RESTRICT \
-			PORTAGE_RSYNC_EXTRA_OPTS PORTAGE_RSYNC_OPTS \
-			PORTAGE_RSYNC_RETRIES PORTAGE_TMPFS PORTAGE_WORKDIR_MODE PORTDIR \
-			PORTDIR_OVERLAY PORT_LOGDIR PROFILE_PATHS PWORKDIR \
-			QUICKPKG_DEFAULT_OPTS QA_INTERCEPTORS \
+			PORTAGE_REPO_NAME PORTAGE_RESTRICT PORTAGE_WORKDIR_MODE PORTDIR \
+			PORTDIR_OVERLAY PROFILE_PATHS PWORKDIR QA_INTERCEPTORS \
 			RC_DEFAULT_INDENT RC_DOT_PATTERN RC_ENDCOL \
 			RC_INDENTATION READONLY_EBUILD_METADATA READONLY_PORTAGE_VARS \
-			RESUMECOMMAND RESUMECOMMAND_HTTP \
-			RESUMECOMMAND_HTTP RESUMECOMMAND_SFTP ROOT ROOTPATH RPMDIR \
-			STARTDIR SYNC TMP TMPDIR USE_EXPAND \
-			USE_EXPAND_HIDDEN USE_ORDER WARN XARGS _RC_GET_KV_CACHE
+			ROOT ROOTPATH RPMDIR STARTDIR TMP TMPDIR USE_EXPAND \
+			WARN XARGS _RC_GET_KV_CACHE
 
 		set
 		export
diff --git a/pym/portage.py b/pym/portage.py
index bbaee8027..40f38a200 100644
--- a/pym/portage.py
+++ b/pym/portage.py
@@ -964,7 +964,19 @@ class config:
 
 	# Filter selected variables in the config.environ() method so that
 	# they don't needlessly propagate down into the ebuild environment.
-	_environ_filter = frozenset(["PORTAGE_ECLASS_WARNING_ENABLE"])
+	_environ_filter = frozenset(["ACCEPT_KEYWORDS", "AUTOCLEAN",
+		"CLEAN_DELAY", "COLLISION_IGNORE", "CONFIG_PROTECT",
+		"CONFIG_PROTECT_MASK", "EMERGE_DEFAULT_OPTS",
+		"EMERGE_WARNING_DELAY", "FETCHCOMMAND", "FETCHCOMMAND_FTP",
+		"FETCHCOMMAND_HTTP", "FETCHCOMMAND_SFTP", "GENTOO_MIRRORS", "O",
+		"PORTAGE_BINHOST_CHUNKSIZE", "PORTAGE_CALLER",
+		"PORTAGE_ECLASS_WARNING_ENABLE", "PORTAGE_ELOG_CLASSES",
+		"PORTAGE_ELOG_MAILFROM", "PORTAGE_ELOG_MAILSUBJECT",
+		"PORTAGE_ELOG_MAILURI", "PORTAGE_ELOG_SYSTEM", "PORTAGE_GPG_DIR",
+		"PORTAGE_GPG_KEY", "PORTAGE_RSYNC_EXTRA_OPTS", "PORTAGE_RSYNC_OPTS",
+		"PORTAGE_RSYNC_RETRIES", "PORT_LOGDIR", "QUICKPKG_DEFAULT_OPTS",
+		"RESUMECOMMAND", "RESUMECOMMAND_HTTP", "RESUMECOMMAND_HTTP",
+		"RESUMECOMMAND_SFTP", "SYNC", "USE_EXPAND_HIDDEN", "USE_ORDER"])
 
 	def __init__(self, clone=None, mycpv=None, config_profile_path=None,
 		config_incrementals=None, config_root=None, target_root=None,