filter_readonly_variables --filter-sandbox < "${T}"/environment \
> "${T}"/environment.filtered
mv "${T}"/environment.filtered "${T}"/environment
- # TODO: Remove the assumption that the environment being loaded
- # does not override the save_ebuild_env() function.
+ # WARNING: Code inside this subshell should avoid making assumptions
+ # about variables or functions after source "${T}"/environment has been
+ # called. Any variables that need to be relied upon should already be
+ # filtered out above.
(
source "${T}"/environment
+
+ # It's remotely possible that save_ebuild_env() has been overridden
+ # by the above source command. To protect ourselves, we override it
+ # here with our own version. ${PORTAGE_BIN_PATH} is safe to use here
+ # because it's already filtered above.
+ source "${PORTAGE_BIN_PATH}/isolated-functions.sh"
+
# Rely on save_ebuild_env() to filter out any remaining variables
# and functions that could interfere with the current environment.
save_ebuild_env
) | filter_readonly_variables > "${T}"/environment
}
-# @FUNCTION: save_ebuild_env
-# @DESCRIPTION:
-# echo the current environment to stdout, filtering out redundant info.
-save_ebuild_env() {
- (
-
- # misc variables set by bash
- unset BASH HOSTTYPE IFS MACHTYPE OLDPWD \
- OPTERR OPTIND OSTYPE PS4 PWD SHELL
-
- # misc variables inherited from the calling environment
- unset COLORTERM DISPLAY EDITOR LESS LESSOPEN LOGNAME LS_COLORS PAGER \
- TERM TERMCAP USER
-
- # There's no need to bloat environment.bz2 with internally defined
- # functions and variables, so filter them out if possible.
-
- unset -f dump_trace 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 \
- hasv hasq qa_source qa_call addread addwrite adddeny addpredict \
- lchown lchgrp esyslog use usev useq has_version portageq \
- best_version use_with use_enable register_die_hook check_KV \
- keepdir unpack strip_duplicate_slashes econf einstall gen_wrapper \
- dyn_setup dyn_unpack dyn_clean into insinto exeinto docinto \
- insopts diropts exeopts libopts abort_handler abort_compile \
- abort_test abort_install dyn_compile dyn_test dyn_install \
- dyn_preinst dyn_help debug-print debug-print-function \
- debug-print-section inherit EXPORT_FUNCTIONS newdepend newrdepend \
- newpdepend do_newdepend remove_path_entry killparent \
- save_ebuild_env filter_readonly_variables preprocess_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 \
- 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 \
- KV LAST_E_CMD LAST_E_LEN LD_PRELOAD MOPREFIX \
- NORMAL O 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_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_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 \
- 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
-
- set
- export
- )
-}
-
# === === === === === === === === === === === === === === === === === ===
# === === === === === functions end, main part begins === === === === ===
# === === === === === functions end, main part begins === === === === ===
[[ " ${*:2} " == *" $1 "* ]]
}
+# @FUNCTION: save_ebuild_env
+# @DESCRIPTION:
+# echo the current environment to stdout, filtering out redundant info.
+save_ebuild_env() {
+ (
+
+ # misc variables set by bash
+ unset BASH HOSTTYPE IFS MACHTYPE OLDPWD \
+ OPTERR OPTIND OSTYPE PS4 PWD SHELL
+
+ # misc variables inherited from the calling environment
+ unset COLORTERM DISPLAY EDITOR LESS LESSOPEN LOGNAME LS_COLORS PAGER \
+ TERM TERMCAP USER
+
+ # There's no need to bloat environment.bz2 with internally defined
+ # functions and variables, so filter them out if possible.
+
+ unset -f dump_trace 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 \
+ hasv hasq qa_source qa_call addread addwrite adddeny addpredict \
+ lchown lchgrp esyslog use usev useq has_version portageq \
+ best_version use_with use_enable register_die_hook check_KV \
+ keepdir unpack strip_duplicate_slashes econf einstall gen_wrapper \
+ dyn_setup dyn_unpack dyn_clean into insinto exeinto docinto \
+ insopts diropts exeopts libopts abort_handler abort_compile \
+ abort_test abort_install dyn_compile dyn_test dyn_install \
+ dyn_preinst dyn_help debug-print debug-print-function \
+ debug-print-section inherit EXPORT_FUNCTIONS newdepend newrdepend \
+ newpdepend do_newdepend remove_path_entry killparent \
+ save_ebuild_env filter_readonly_variables preprocess_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 \
+ 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 \
+ KV LAST_E_CMD LAST_E_LEN LD_PRELOAD MOPREFIX \
+ NORMAL O 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_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_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 \
+ 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
+
+ set
+ export
+ )
+}
+
true