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-rw-r--r--app-admin/eselect-gnat/files/digest-eselect-gnat-0.60
-rw-r--r--app-admin/eselect-gnat/files/gnat.eselect-0.6176
2 files changed, 176 insertions, 0 deletions
diff --git a/app-admin/eselect-gnat/files/digest-eselect-gnat-0.6 b/app-admin/eselect-gnat/files/digest-eselect-gnat-0.6
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index 000000000000..e69de29bb2d1
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+++ b/app-admin/eselect-gnat/files/digest-eselect-gnat-0.6
diff --git a/app-admin/eselect-gnat/files/gnat.eselect-0.6 b/app-admin/eselect-gnat/files/gnat.eselect-0.6
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+++ b/app-admin/eselect-gnat/files/gnat.eselect-0.6
@@ -0,0 +1,176 @@
+# Copyright 1999-2005 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id: gnat.eselect-0.6,v 1.1 2006/01/22 20:04:38 george Exp $
+
+DESCRIPTION="Manage the talled gnat compilers"
+MAINTAINER="ada@gentoo.org"
+SVN_DATE='$Date: 2006/01/22 20:04:38 $'
+VERSION=$(svn_date_to_version "${SVN_DATE}" )
+
+SPECSDIR="/usr/share/gnat/eselect"
+ENVDIR="/etc/env.d"
+MARKER="55gnat-"
+
+### Helpers
+
+# create a list of all gnat env.d files
+# for now use trivial implementation - store name of active profile in the
+# env file name, so it gets called 55gnat-${ARCH}-${PN}-${SLOT}
+get_env_list() {
+ for fn in ${ENVDIR}/${MARKER}*; do
+ echo $(basename ${fn})
+ done
+}
+
+# return *the* name of the active profile, checking that we do not have multiple
+# env files.
+# There can be only one!
+get_current_gnat() {
+ local profiles=( $(get_env_list) )
+
+ if [ ${profiles[@]} == "${MARKER}*" ]; then exit; fi
+
+ if (( 1 == ${#profiles[@]} )); then
+ local active=${profiles[0]#${MARKER}}
+ else
+ die -q "${ENVDIR} contains multiple gnat profiles, please cleanup!"
+ fi
+
+ if [ -f ${SPECSDIR}/${active} ]; then
+ echo ${active}
+ else
+ die -q "the active env.d profile does not correspond to any installed gnat!"
+ fi
+}
+
+# find installed compilers and return a list
+find_compilers() {
+ [ ! -d ${SPECSDIR} ] && exit
+ for fn in ${SPECSDIR}/*; do
+ echo $(basename ${fn});
+ done
+}
+
+# check if the passed arg represents the installed gnat and return it or
+# not_found
+# takes args:
+# $1 - list ID to check
+get_name_from_list() {
+ compiler=$1
+
+ compilers=( $(find_compilers) )
+ for (( i = 0 ; i < ${#compilers[@]} ; i = i + 1 )) ; do
+ if [[ ${compilers[$i]} == ${compiler} ]] ; then
+ echo ${compiler}
+ return
+ fi
+ done
+
+ echo "(not-found)"
+}
+
+
+# extracts values of the passed var definition from given spec file
+# params:
+# $1: spec file (as generated by gnabuild.eclass)
+# $2: variable name
+get_var_from_spec() {
+ local var=$(grep $2 $1|cut -d= -f2)
+ echo ${var}
+}
+
+
+# removes env file
+# params:
+# $1: the name of profile for which to remove env file
+unset_env() {
+ rm -f ${ENVDIR}/${MARKER}$1 &> /dev/null
+}
+
+### show action ###
+
+describe_show() {
+ echo "Show the active gnat compiler/profile"
+}
+
+do_show() {
+ write_list_start "Current gnat version:"
+ active=$(get_current_gnat)
+ [ -z $active ] && active="(none set)"
+ write_kv_list_entry "$active" ""
+}
+
+### list action ###
+
+describe_list() {
+ echo "List installed gnat compilers"
+}
+
+do_list() {
+ compilers=( $(find_compilers ) )
+ active=$(get_current_gnat)
+
+ write_list_start "Available gnat compilers:"
+
+ if [[ -n ${compilers[@]} ]] ; then
+ local i
+ for (( i = 0 ; i < ${#compilers[@]} ; i = i + 1 )) ; do
+ linkversion=${compilers[${i}]}
+
+ [[ $linkversion == $active ]] && \
+ compilers[${i}]="${compilers[${i}]} $(highlight '*' )"
+ done
+ write_numbered_list "${compilers[@]}"
+ else
+ write_kv_list_entry "(none found)" ""
+ fi
+}
+
+### set action ###
+
+describe_set() {
+ echo "Set active gnat compiler"
+}
+
+do_set() {
+ if [[ -z ${1} ]] ; then
+ # no parameter
+ die -q "You didn't tell me which gnat to use"
+ fi
+
+ local toset=$(get_name_from_list $1)
+ if [[ ${toset} == "(not-found)" ]] ; then
+ die -q "I don't recognise the selection"
+ fi
+
+ # the action!
+ # in this implementation simply create an appropriate env file
+ local active=$(get_current_gnat)
+ local envfile="${ENVDIR}/${MARKER}${toset}"
+
+ # now we need to remove an old env file, which is guaranteed to
+ # be unique by get_current_gnat above
+ unset_env ${active}
+ # just for a good measure remove the one we are going to write
+ unset_env ${toset}
+
+ local binpath="$(get_var_from_spec ${SPECSDIR}/${toset} binpath)"
+ local libexecpath="$(get_var_from_spec ${SPECSDIR}/${toset} libexecpath)"
+ echo "PATH=${binpath}:${libexecpath}" >> "${envfile}"
+ echo "MANPATH=$(get_var_from_spec ${SPECSDIR}/${toset} manpath)" >> "${envfile}"
+ echo "INFOPATH=$(get_var_from_spec ${SPECSDIR}/${toset} infopath)" >> "${envfile}"
+ echo "ADA_INCLUDE_PATH=$(get_var_from_spec ${SPECSDIR}/${toset} ldpath)/adainclude" >> "${envfile}"
+ echo "ADA_OBJECTS_PATH=$(get_var_from_spec ${SPECSDIR}/${toset} ldpath)/adalib" >> "${envfile}"
+}
+
+
+### unset action ###
+
+describe_unset() {
+ echo "Remove settings for currently active gnat"
+}
+
+do_unset() {
+ local active=$(get_current_gnat)
+ unset_env ${active}
+}