tags/am-wrapper-7/am-wrapper.sh

#!/bin/bash
# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /root/magellan-cvs/src/automake/am-wrapper-4.sh,v 1.1 2009-05-23 21:25:25 niro 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-1.13)
# - runs automake-1.13 if:
#   - envvar WANT_AUTOMAKE is set to `1.13'
#     -or-
#   - `Makefile.in' was generated by automake-1.13
#     -or-
#   - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.13
# - runs automake-1.12 if:
#   - envvar WANT_AUTOMAKE is set to `1.12'
#     -or-
#   - `Makefile.in' was generated by automake-1.12
#     -or-
#   - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.12
# - runs automake-1.11 if:
#   - envvar WANT_AUTOMAKE is set to `1.11'
#     -or-
#   - `Makefile.in' was generated by automake-1.11
#     -or-
#   - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.11
# - runs automake-1.10 if:
#   - envvar WANT_AUTOMAKE is set to `1.10'
#     -or-
#   - `Makefile.in' was generated by automake-1.10
#     -or-
#   - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 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

if [ "${0##*/}" = "am-wrapper.sh" ] ; then
	echo "Don't call this script directly." >&2
	exit 1
fi

vers="1.13 1.12 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 ${vers} ; do
	eval binary_${v/./_}="${0}-${v}"

	if [ -z "${binary}" ] && [ -x "${0}-${v}" ] ; then
		binary="${0}-${v}"
	fi
done
if [ -z "${binary}" ] ; then
	echo "am-wrapper: Unable to locate any usuable version of automake." >&2
	echo "            I tried these versions: ${vers}" >&2
	echo "            With a base name of '${0}'." >&2
	exit 1
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
			echo "am-wrapper: warning: invalid WANT_AUTOMAKE '${WANT_AUTOMAKE}'; ignoring." >&2
			unset WANT_AUTOMAKE
			break
		fi

		for wx in ${WANT_AUTOMAKE} ; do
			if [ "${wx}" = "${v}" ] ; then
				binary="binary_${v/./_}"
				binary="${!binary}"
				v="x"
			fi
		done
		[ "${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}" = "${v}" ] ; then
			binary="binary_${v/./_}"
			binary="${!binary}"
			break
		fi
	done
fi

if [ "${WANT_AMWRAPPER_DEBUG}" ] ; then
	if [ "${WANT_AUTOMAKE}" ] ; then
		echo "am-wrapper: DEBUG: WANT_AUTOMAKE is set to ${WANT_AUTOMAKE}" >&2
	fi
	echo "am-wrapper: DEBUG: will execute <$binary>" >&2
fi

#
# for further consistency
#
for v in ${vers} ; do
	mybin="binary_${v/./_}"
	if [ "${binary}" = "${!mybin}" ] ; then
		export WANT_AUTOMAKE="${v}"
	fi
done

#
# Now try to run the binary
#
if [ ! -x "${binary}" ] ; then
	echo "am-wrapper: $binary is missing or not executable." >&2
	echo "            Please try emerging the correct version of automake." >&2
	exit 1
fi

exec "$binary" "$@"

echo "am-wrapper: was unable to exec $binary !?" >&2
exit 1
1	niro	1916	#!/bin/bash
2			# Copyright 1999-2006 Gentoo Foundation
3			# Distributed under the terms of the GNU General Public License v2
4			# $Header: /root/magellan-cvs/src/automake/am-wrapper-4.sh,v 1.1 2009-05-23 21:25:25 niro Exp $
5
6			# Based on the am-wrapper.pl script provided by MandrakeSoft
7			# Rewritten in bash by Gregorio Guidi
8			#
9			# Executes the correct automake version.
10			#
11	niro	2007	# - defaults to newest version available (hopefully automake-1.13)
12			# - runs automake-1.13 if:
13			# - envvar WANT_AUTOMAKE is set to `1.13'
14			# -or-
15			# - `Makefile.in' was generated by automake-1.13
16			# -or-
17			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.13
18	niro	1916	# - runs automake-1.12 if:
19			# - envvar WANT_AUTOMAKE is set to `1.12'
20			# -or-
21			# - `Makefile.in' was generated by automake-1.12
22			# -or-
23			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.12
24			# - runs automake-1.11 if:
25			# - envvar WANT_AUTOMAKE is set to `1.11'
26			# -or-
27			# - `Makefile.in' was generated by automake-1.11
28			# -or-
29			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.11
30			# - runs automake-1.10 if:
31			# - envvar WANT_AUTOMAKE is set to `1.10'
32			# -or-
33			# - `Makefile.in' was generated by automake-1.10
34			# -or-
35			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.10
36			# - runs automake-1.9 if:
37			# - envvar WANT_AUTOMAKE is set to `1.9'
38			# -or-
39			# - `Makefile.in' was generated by automake-1.9
40			# -or-
41			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.9
42			# - runs automake-1.8 if:
43			# - envvar WANT_AUTOMAKE is set to `1.8'
44			# -or-
45			# - `Makefile.in' was generated by automake-1.8
46			# -or-
47			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.8
48			# - runs automake-1.7 if:
49			# - envvar WANT_AUTOMAKE is set to `1.7'
50			# -or-
51			# - `Makefile.in' was generated by automake-1.7
52			# -or-
53			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.7
54			# - runs automake-1.6 if:
55			# - envvar WANT_AUTOMAKE is set to `1.6'
56			# -or-
57			# - `Makefile.in'
58			# -or-
59			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.6
60			# - runs automake-1.5 if:
61			# - envvar WANT_AUTOMAKE is set to `1.5'
62			# -or-
63			# - `Makefile.in' was generated by automake-1.5
64			# -or-
65			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.5
66			# - runs automake-1.4 if:
67			# - envvar WANT_AUTOMAKE is set to `1.4'
68			# -or-
69			# - `Makefile.in' was generated by automake-1.4
70			# -or-
71			# - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.4
72
73			if [ "${0##*/}" = "am-wrapper.sh" ] ; then
74			echo "Don't call this script directly." >&2
75			exit 1
76			fi
77
78	niro	2007	vers="1.13 1.12 1.11 1.10 1.9 1.8 1.7 1.6 1.5 1.4"
79	niro	1916
80			#
81			# Export the proper variable/versions and try to locate a usuable
82			# default (newer versions are preferred)
83			#
84			binary=""
85			for v in ${vers} ; do
86			eval binary_${v/./_}="${0}-${v}"
87
88			if [ -z "${binary}" ] && [ -x "${0}-${v}" ] ; then
89			binary="${0}-${v}"
90			fi
91			done
92			if [ -z "${binary}" ] ; then
93			echo "am-wrapper: Unable to locate any usuable version of automake." >&2
94			echo " I tried these versions: ${vers}" >&2
95			echo " With a base name of '${0}'." >&2
96			exit 1
97			fi
98
99			#
100			# Check the WANT_AUTOMAKE setting. We accept a whitespace delimited
101			# list of automake versions.
102			#
103			if [ -n "${WANT_AUTOMAKE}" ] ; then
104			for v in ${vers} x ; do
105			if [ "${v}" = "x" ] ; then
106			echo "am-wrapper: warning: invalid WANT_AUTOMAKE '${WANT_AUTOMAKE}'; ignoring." >&2
107			unset WANT_AUTOMAKE
108			break
109			fi
110
111			for wx in ${WANT_AUTOMAKE} ; do
112			if [ "${wx}" = "${v}" ] ; then
113			binary="binary_${v/./_}"
114			binary="${!binary}"
115			v="x"
116			fi
117			done
118			[ "${v}" = "x" ] && break
119			done
120			fi
121
122			#
123			# autodetect helpers
124			#
125			do_awk() {
126			local file=$1 ; shift
127			local arg=$1 ; shift
128			echo $(gawk "{ if (match(\$0, \"$*\", res)) { print res[${arg}]; exit } }" ${file})
129			}
130
131			#
132			# autodetect routine
133			#
134			if [ -z "${WANT_AUTOMAKE}" ] ; then
135			if [ -r "Makefile.in" ] ; then
136			confversion_mf=$(do_awk Makefile.in 2 "^# Makefile.in generated (automatically )?by automake ([0-9].[0-9]+)")
137			fi
138			if [ -r "aclocal.m4" ] ; then
139			confversion_ac=$(do_awk aclocal.m4 1 'generated automatically by aclocal ([0-9].[0-9]+)')
140			confversion_am=$(do_awk aclocal.m4 1 '[[:space:]]\\[?AM_AUTOMAKE_VERSION\\(\\[?([0-9].[0-9]+)[^)]\\]?\\)')
141			fi
142
143			for v in ${vers} ; do
144			if [ "${confversion_mf}" = "${v}" ] \
145			\|\| [ "${confversion_ac}" = "${v}" ] \
146			\|\| [ "${confversion_am}" = "${v}" ] ; then
147			binary="binary_${v/./_}"
148			binary="${!binary}"
149			break
150			fi
151			done
152			fi
153
154			if [ "${WANT_AMWRAPPER_DEBUG}" ] ; then
155			if [ "${WANT_AUTOMAKE}" ] ; then
156			echo "am-wrapper: DEBUG: WANT_AUTOMAKE is set to ${WANT_AUTOMAKE}" >&2
157			fi
158			echo "am-wrapper: DEBUG: will execute <$binary>" >&2
159			fi
160
161			#
162			# for further consistency
163			#
164			for v in ${vers} ; do
165			mybin="binary_${v/./_}"
166			if [ "${binary}" = "${!mybin}" ] ; then
167			export WANT_AUTOMAKE="${v}"
168			fi
169			done
170
171			#
172			# Now try to run the binary
173			#
174			if [ ! -x "${binary}" ] ; then
175			echo "am-wrapper: $binary is missing or not executable." >&2
176			echo " Please try emerging the correct version of automake." >&2
177			exit 1
178			fi
179
180			exec "$binary" "$@"
181
182			echo "am-wrapper: was unable to exec $binary !?" >&2
183			exit 1