| #!/bin/sh |
| # Copyright 1999-2010 Gentoo Foundation |
| # Distributed under the terms of the GNU General Public License v2 |
| # $Header: /var/cvsroot/gentoo-x86/sys-devel/automake-wrapper/files/am-wrapper-5.sh,v 1.1 2010/03/07 15:45:40 vapier Exp $ |
| |
| # Based on the am-wrapper.pl script provided by MandrakeSoft |
| # Rewritten in bash by Gregorio Guidi |
| # |
| # Executes the correct automake version. |
| # |
| # - defaults to newest version available (hopefully automake-1.10) |
| # - runs automake-1.9 if: |
| # - envvar WANT_AUTOMAKE is set to `1.9' |
| # -or- |
| # - `Makefile.in' was generated by automake-1.9 |
| # -or- |
| # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.9 |
| # - runs automake-1.8 if: |
| # - envvar WANT_AUTOMAKE is set to `1.8' |
| # -or- |
| # - `Makefile.in' was generated by automake-1.8 |
| # -or- |
| # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.8 |
| # - runs automake-1.7 if: |
| # - envvar WANT_AUTOMAKE is set to `1.7' |
| # -or- |
| # - `Makefile.in' was generated by automake-1.7 |
| # -or- |
| # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.7 |
| # - runs automake-1.6 if: |
| # - envvar WANT_AUTOMAKE is set to `1.6' |
| # -or- |
| # - `Makefile.in' |
| # -or- |
| # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.6 |
| # - runs automake-1.5 if: |
| # - envvar WANT_AUTOMAKE is set to `1.5' |
| # -or- |
| # - `Makefile.in' was generated by automake-1.5 |
| # -or- |
| # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.5 |
| # - runs automake-1.4 if: |
| # - envvar WANT_AUTOMAKE is set to `1.4' |
| # -or- |
| # - `Makefile.in' was generated by automake-1.4 |
| # -or- |
| # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.4 |
| |
| warn() { printf "am-wrapper: $*\n" 1>&2; } |
| err() { warn "$@"; exit 1; } |
| |
| if [ "${0##*/}" = "am-wrapper.sh" ] ; then |
| err "Don't call this script directly" |
| fi |
| |
| vers="1.11 1.10 1.9 1.8 1.7 1.6 1.5 1.4" |
| |
| # |
| # Export the proper variable/versions and try to locate a usuable |
| # default (newer versions are preferred) |
| # |
| binary="" |
| for v in ${vers} ; do |
| if [ -z "${binary}" ] && [ -x "${0}-${v}" ] ; then |
| binary="${0}-${v}" |
| fi |
| done |
| if [ -z "${binary}" ] ; then |
| err "Unable to locate any usuable version of automake.\n" \ |
| "\tI tried these versions: ${vers}\n" \ |
| "\tWith a base name of '${0}'." |
| fi |
| |
| # |
| # Check the WANT_AUTOMAKE setting. We accept a whitespace delimited |
| # list of automake versions. |
| # |
| if [ -n "${WANT_AUTOMAKE}" ] ; then |
| for v in ${vers} x ; do |
| if [ "${v}" = "x" ] ; then |
| warn "warning: invalid WANT_AUTOMAKE '${WANT_AUTOMAKE}'; ignoring." |
| unset WANT_AUTOMAKE |
| break |
| fi |
| |
| for wx in ${WANT_AUTOMAKE} ; do |
| if [ "${wx}" = "${v}" ] ; then |
| binary="${0}-${v}" |
| v="x" |
| fi |
| done |
| [ "${v}" = "x" ] && break |
| done |
| fi |
| |
| # |
| # autodetect helpers |
| # |
| do_awk() { |
| local file=$1 ; shift |
| local arg=$1 ; shift |
| echo $(gawk "{ if (match(\$0, \"$*\", res)) { print res[${arg}]; exit } }" ${file}) |
| } |
| |
| # |
| # autodetect routine |
| # |
| if [ -z "${WANT_AUTOMAKE}" ] ; then |
| if [ -r "Makefile.in" ] ; then |
| confversion_mf=$(do_awk Makefile.in 2 "^# Makefile.in generated (automatically )?by automake ([0-9].[0-9]+)") |
| fi |
| if [ -r "aclocal.m4" ] ; then |
| confversion_ac=$(do_awk aclocal.m4 1 'generated automatically by aclocal ([0-9].[0-9]+)') |
| confversion_am=$(do_awk aclocal.m4 1 '[[:space:]]*\\[?AM_AUTOMAKE_VERSION\\(\\[?([0-9].[0-9]+)[^)]*\\]?\\)') |
| fi |
| |
| for v in ${vers} ; do |
| if [ "${confversion_mf}" = "${v}" ] || \ |
| [ "${confversion_ac}" = "${v}" ] || \ |
| [ "${confversion_am}" = "${v}" ] |
| then |
| binary="${0}-${v}" |
| break |
| fi |
| done |
| fi |
| |
| if [ "${WANT_AMWRAPPER_DEBUG}" ] ; then |
| if [ "${WANT_AUTOMAKE}" ] ; then |
| warn "DEBUG: WANT_AUTOMAKE is set to ${WANT_AUTOMAKE}" |
| fi |
| warn "DEBUG: will execute <$binary>" |
| fi |
| |
| # |
| # for further consistency |
| # |
| for v in ${vers} ; do |
| if [ "${binary}" = "${0}-${v}" ] ; then |
| export WANT_AUTOMAKE="${v}" |
| fi |
| done |
| |
| # |
| # Now try to run the binary |
| # |
| if [ ! -x "${binary}" ] ; then |
| err "$binary is missing or not executable.\n" \ |
| "\tPlease try emerging the correct version of automake." |
| fi |
| |
| exec "$binary" "$@" |
| |
| err "was unable to exec $binary !?" |