From e4162e3761fc9d23c75642d78341635ea3467a3e Mon Sep 17 00:00:00 2001
From: genone <genone@gentoo.org>
Date: Fri, 8 Apr 2005 00:36:37 +0000
Subject: [PATCH] more cascaded profiles support

svn path=/; revision=204
---
 trunk/ChangeLog     |  1 +
 trunk/src/euse/euse | 34 +++++++++++++++++++++++++++-------
 2 files changed, 28 insertions(+), 7 deletions(-)

diff --git a/trunk/ChangeLog b/trunk/ChangeLog
index 3889277..aed8c25 100644
--- a/trunk/ChangeLog
+++ b/trunk/ChangeLog
@@ -1,5 +1,6 @@
 2005-04-07 Marius Mauch <genone@gentoo.org>
 	* euse: fixed bugs 74344, 75525 and 84521
+	* euse: add better support for cascaded profiles
 
 2005-03-12 Aron Griffis <agriffis@gentoo.org>
 	* Added eviewcvs to -dev, utility for generating viewcvs URLs
diff --git a/trunk/src/euse/euse b/trunk/src/euse/euse
index d663233..d34c7e4 100755
--- a/trunk/src/euse/euse
+++ b/trunk/src/euse/euse
@@ -15,7 +15,7 @@ MAKE_GLOBALS_PATH=/etc/make.globals
 MAKE_PROFILE_PATH=/etc/make.profile
 MAKE_CONF_BACKUP_PATH=/etc/make.conf.euse_backup
 
-MODE="showhelp"		# available operation modes: showhelp, showversion, showdesc, showflags, modify
+[ -z "${MODE}" ] && MODE="showhelp"		# available operation modes: showhelp, showversion, showdesc, showflags, modify
 
 parse_arguments() {
 	if [ -z "${1}" ]; then
@@ -87,7 +87,7 @@ showhelp() {
 	echo "Notes: ${PROGRAM_NAME} currently only works for global flags defined"
 	echo "       in make.globals, make.defaults or make.conf, it doesn't handle"
 	echo "       use.defaults, use.mask or package.use yet (see portage(5) for details on"
-	echo "       these files)."
+	echo "       these files). It also might have issues with cascaded profiles."
 	echo "       If multiple options are specified only the last one will be used."
 }
 
@@ -114,8 +114,10 @@ get_useflags() {
 	source "${MAKE_CONF_PATH}"
 	ACTIVE_FLAGS[1]="${USE}"
 	USE=""
-	source $(get_make_defaults)
-	ACTIVE_FLAGS[2]="${USE}"
+	for x in $(get_all_make_defaults); do
+		source "${x}"
+		ACTIVE_FLAGS[2]="${ACTIVE_FLAGS[2]} ${USE}"
+	done
 	USE=""
 	source "${MAKE_GLOBALS_PATH}"
 	ACTIVE_FLAGS[3]="${USE}"
@@ -145,13 +147,28 @@ get_useflaglist() {
 	fi
 }
 
+# get all make.defaults by traversing the cascaded profile directories
+get_all_make_defaults() {
+	local curdir
+	local parent
+	local rvalue
+	
+	curdir="$(readlink -f ${MAKE_PROFILE_PATH})"
+	
+	while [ -f "${curdir}/parent" ]; do
+		[ -f "${curdir}/make.defaults" ] && rvalue="${curdir}/make.defaults ${rvalue}"
+		parent="$(egrep -v '(^#|^ *$)' ${curdir}/parent)"
+		curdir="$(readlink -f ${curdir}/${parent})"
+	done
+
+	echo "${rvalue}"
+}
+
 # get the path to make.defaults by traversing the cascaded profile directories
 get_make_defaults() {
 	local curdir
-	local notfound
 	local parent
 	
-	notfound=1
 	curdir="$(readlink -f ${MAKE_PROFILE_PATH})"
 	
 	while [ ! -f "${curdir}/make.defaults" -a -f "${curdir}/parent" ]; do
@@ -197,7 +214,9 @@ get_portdir() {
 	if [ -z "${PORTDIR}" ]; then
 		use_backup="${USE}"
 		source "${MAKE_GLOBALS_PATH}"
-		source "$(get_make_defaults)"
+		for x in $(get_all_make_defaults); do
+			source "${x}"
+		done
 		source "${MAKE_CONF_PATH}"
 		USE="${use_backup}"
 	fi
@@ -384,6 +403,7 @@ modify() {
 
 ##### main program comes now #####
 
+# disable globbing as it fucks up with args=*
 set -f
 parse_arguments "$@"
 check_sanity
-- 
2.26.2