fix a few more places that need a -${CTARGET} postfix, add a --debug option, and make list_profiles nicer

1 files changed, 35 insertions, 13 deletions

diff --git a/gcc-config b/gcc-config
index 8100af3..8a1e3fa 100755
--- a/gcc-config
+++ b/gcc-config
@@ -1,7 +1,7 @@
 #!/bin/bash
 # Copyright 1999-2007 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: gentoo-x86/sys-devel/gcc-config/files/gcc-config-1.4.0,v 1.17 2007/07/25 14:03:56 vapier Exp $
+# $Header: gentoo-x86/sys-devel/gcc-config/files/gcc-config-1.4.0,v 1.18 2007/07/25 14:33:01 vapier Exp $
 
 trap ":" INT QUIT TSTP
 
@@ -10,6 +10,7 @@ source /etc/init.d/functions.sh || {
 	echo "${argv0}: Could not source /etc/init.d/functions.sh!"
 	exit 1
 }
+esyslog() { :; }
 umask 022
 
 usage() {
@@ -68,10 +69,10 @@ try_real_hard_to_find_CHOST() {
 	fi
 
 	#
-	# Then we try /etc/env.d/gcc/config
+	# Then we try /etc/env.d/gcc/config-${CTARGET}
 	#
-	if [[ -s ${ROOT}/etc/env.d/gcc/config ]] ; then
-		ret=$(split_gcc_ver $(eval $(<"${ROOT}"/etc/env.d/gcc/config) ; echo ${CURRENT}))
+	if [[ -s ${ROOT}/etc/env.d/gcc/config-${CTARGET} ]] ; then
+		ret=$(split_gcc_ver $(eval $(<"${ROOT}"/etc/env.d/gcc/config-${CTARGET}) ; echo ${CURRENT}))
 		echo ${ret% *}
 	fi
 }
@@ -210,7 +211,6 @@ switch_profile() {
 	unset GCC_SPECS LDPATH
 	source "${GCC_ENV_D}/${CC_COMP}"
 	OLD_CC_COMP=$(get_current_profile)
-	CTARGET=${CTARGET:-${REAL_CHOST}}
 
 	# What kind of env.d entry are we going to generate ?
 	if is_cross_compiler ; then
@@ -373,8 +373,10 @@ switch_profile() {
 }
 
 get_current_profile() {
-	local conf="${GCC_ENV_D}/config-${CTARGET}"
-	if [[ -n ${CC_COMP} ]] && is_cross_compiler ; then
+	local conf="${GCC_ENV_D}/config"
+	if [[ ! -f ${conf} ]] ; then
+		conf="${GCC_ENV_D}/config-${CTARGET}"
+	elif [[ -n ${CC_COMP} ]] && is_cross_compiler ; then
 		conf="${conf}-${CC_COMP}"
 	fi
 
@@ -399,22 +401,33 @@ get_current_profile() {
 }
 
 list_profiles() {
-	local i=1
+	local i=0
+	local filter=
 
 	if [[ ${ROOT} != "/" ]] ; then
 		echo "Using gcc-config info in ${ROOT}"
 	fi
 
-	if [[ ! -f ${GCC_ENV_D}/config ]] ; then
-		eerror "${argv0}: No gcc profile is active; please select one!"
+	if [[ ! -f ${GCC_ENV_D}/config-${CTARGET} ]] ; then
+		if ! is_cross_compiler && [[ -e ${GCC_ENV_D}/config ]] ; then
+			[[ -w ${GCC_ENV_D}/config ]] && mv ${GCC_ENV_D}/config ${GCC_ENV_D}/config-${CTARGET}
+		else
+			eerror "${argv0}: No gcc profile is active; please select one!"
+			filter=${CTARGET}
+		fi
 	fi
 
-	eval $(grep -s ^CURRENT= "${GCC_ENV_D}"/config)
+	eval $(grep -s ^CURRENT= "${GCC_ENV_D}"/config-${CTARGET})
 	CURRENT_NATIVE=${CURRENT}
 	local target=
 	for x in "${GCC_ENV_D}"/* ; do
 		if [[ -f ${x} ]] && [[ ${x/\/config} == ${x} ]] ; then
-			CTARGET=$(source "${x}"; echo ${CTARGET})
+			CTARGET=$(unset CTARGET; source "${x}"; echo ${CTARGET})
+
+			((++i))
+
+			[[ -n ${filter} ]] && [[ ${filter} != ${CTARGET:-${REAL_CHOST}} ]] && continue
+
 			if [[ ${target} != ${CTARGET} ]] ; then
 				[[ -n ${target} ]] && echo
 				target=${CTARGET}
@@ -429,7 +442,6 @@ list_profiles() {
 				[[ ${x} == ${CURRENT} ]] && x="${x} ${HILITE}*${NORMAL}"
 			fi
 			echo " [${i}] ${x}"
-			((++i))
 		fi
 	done
 }
@@ -560,6 +572,7 @@ chop_gcc_ver_spec() {
 	echo ${splitTED/ /-}               # ver-spec
 }
 
+SET_X=false
 NEED_ACTION="yes"
 DOIT="switch_profile"
 CHECK_CHOST="no"
@@ -634,6 +647,9 @@ for x in "$@" ; do
 				DOIT="get_stdcxx_incdir"
 			fi
 			;;
+		-x|--debug)
+			SET_X=true
+			;;
 		-h|--help)
 			usage 0
 			;;
@@ -646,6 +662,7 @@ for x in "$@" ; do
 			exit 1
 			;;
 		*)
+			${SET_X} && set -x
 			if [[ -z ${CC_COMP} ]] ; then
 				if [[ -z $(echo ${x} | tr -d '[:digit:]') ]] ; then
 					# User gave us a # representing the profile
@@ -685,6 +702,11 @@ for x in "$@" ; do
 	esac
 done
 
+${SET_X} && set -x
+
+get_real_chost
+CTARGET=${CTARGET:-${REAL_CHOST}}
+
 if [[ ${DOIT} == "switch_profile" ]] && [[ -z ${CC_COMP} ]] ; then
 	usage 1
 fi