isolated-functions.sh: split save-ebuild-env.sh

1 files changed, 93 insertions, 0 deletions

diff --git a/bin/save-ebuild-env.sh b/bin/save-ebuild-env.sh
new file mode 100644
index 000000000..3bb8255ab
--- /dev/null
+++ b/bin/save-ebuild-env.sh
@@ -0,0 +1,93 @@
+#!/bin/bash
+# Copyright 1999-2011 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# @FUNCTION: save_ebuild_env
+# @DESCRIPTION:
+# echo the current environment to stdout, filtering out redundant info.
+#
+# --exclude-init-phases causes pkg_nofetch and src_* phase functions to
+# be excluded from the output. These function are not needed for installation
+# or removal of the packages, and can therefore be safely excluded.
+#
+save_ebuild_env() {
+	(
+	if has --exclude-init-phases $* ; then
+		unset S _E_DOCDESTTREE_ _E_EXEDESTTREE_
+		if [[ -n $PYTHONPATH ]] ; then
+			export PYTHONPATH=${PYTHONPATH/${PORTAGE_PYM_PATH}:}
+			[[ -z $PYTHONPATH ]] && unset PYTHONPATH
+		fi
+	fi
+
+	# misc variables inherited from the calling environment
+	unset COLORTERM DISPLAY EDITOR LESS LESSOPEN LOGNAME LS_COLORS PAGER \
+		TERM TERMCAP USER ftp_proxy http_proxy no_proxy
+
+	# other variables inherited from the calling environment
+	unset CVS_RSH ECHANGELOG_USER GPG_AGENT_INFO \
+	SSH_AGENT_PID SSH_AUTH_SOCK STY WINDOW XAUTHORITY
+
+	# CCACHE and DISTCC config
+	unset ${!CCACHE_*} ${!DISTCC_*}
+
+	# There's no need to bloat environment.bz2 with internally defined
+	# functions and variables, so filter them out if possible.
+
+	for x in pkg_setup pkg_nofetch src_unpack src_prepare src_configure \
+		src_compile src_test src_install pkg_preinst pkg_postinst \
+		pkg_prerm pkg_postrm ; do
+		unset -f default_$x _eapi{0,1,2,3,4}_$x
+	done
+	unset x
+
+	unset -f assert assert_sigpipe_ok dump_trace die diefunc \
+		quiet_mode vecho elog_base eqawarn elog \
+		esyslog einfo einfon ewarn eerror ebegin _eend eend KV_major \
+		KV_minor KV_micro KV_to_int get_KV unset_colors set_colors has \
+		has_phase_defined_up_to \
+		hasv hasq qa_source qa_call \
+		addread addwrite adddeny addpredict _sb_append_var \
+		use usev useq has_version portageq \
+		best_version use_with use_enable register_die_hook \
+		keepdir unpack strip_duplicate_slashes econf einstall \
+		dyn_setup dyn_unpack dyn_clean into insinto exeinto docinto \
+		insopts diropts exeopts libopts docompress \
+		abort_handler abort_prepare abort_configure abort_compile \
+		abort_test abort_install dyn_prepare dyn_configure \
+		dyn_compile dyn_test dyn_install \
+		dyn_preinst dyn_help debug-print debug-print-function \
+		debug-print-section inherit EXPORT_FUNCTIONS remove_path_entry \
+		save_ebuild_env filter_readonly_variables preprocess_ebuild_env \
+		set_unless_changed unset_unless_changed source_all_bashrcs \
+		ebuild_main ebuild_phase ebuild_phase_with_hooks \
+		_ebuild_arg_to_phase _ebuild_phase_funcs default \
+		_hasg _hasgq _unpack_tar \
+		${QA_INTERCEPTORS}
+
+	# portage config variables and variables set directly by portage
+	unset ACCEPT_LICENSE BAD BRACKET BUILD_PREFIX COLS \
+		DISTCC_DIR DISTDIR DOC_SYMLINKS_DIR \
+		EBUILD_FORCE_TEST EBUILD_MASTER_PID \
+		ECLASS_DEPTH ENDCOL FAKEROOTKEY \
+		GOOD HILITE HOME \
+		LAST_E_CMD LAST_E_LEN LD_PRELOAD MISC_FUNCTIONS_ARGS MOPREFIX \
+		NOCOLOR NORMAL PKGDIR PKGUSE PKG_LOGDIR PKG_TMPDIR \
+		PORTAGE_BASHRCS_SOURCED PORTAGE_NONFATAL PORTAGE_QUIET \
+		PORTAGE_SANDBOX_DENY PORTAGE_SANDBOX_PREDICT \
+		PORTAGE_SANDBOX_READ PORTAGE_SANDBOX_WRITE PREROOTPATH \
+		QA_INTERCEPTORS \
+		RC_DEFAULT_INDENT RC_DOT_PATTERN RC_ENDCOL RC_INDENTATION  \
+		ROOT ROOTPATH RPMDIR TEMP TMP TMPDIR USE_EXPAND \
+		WARN XARGS _RC_GET_KV_CACHE
+
+	# user config variables
+	unset DOC_SYMLINKS_DIR INSTALL_MASK PKG_INSTALL_MASK
+
+	declare -p
+	declare -fp
+	if [[ ${BASH_VERSINFO[0]} == 3 ]]; then
+		export
+	fi
+	)
+}