Contents of /trunk/automake/am-wrapper-1.sh
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Tue May 8 20:06:05 2007 UTC (17 years, 4 months ago) by niro
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Tue May 8 20:06:05 2007 UTC (17 years, 4 months ago) by niro
File MIME type: application/x-sh
File size: 3366 byte(s)
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1 | #!/bin/bash |
2 | # Copyright 1999-2004 Gentoo Foundation |
3 | # Distributed under the terms of the GNU General Public License v2 |
4 | # $Header: /root/magellan-cvs/src/automake/am-wrapper-1.sh,v 1.1 2007-05-08 19:28:46 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 | # - defaults to automake-1.9 |
12 | # - runs automake-1.8 if: |
13 | # - envvar WANT_AUTOMAKE is set to `1.8' |
14 | # -or- |
15 | # - `Makefile.in' was generated by automake-1.8 |
16 | # -or- |
17 | # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.8 |
18 | # - runs automake-1.7 if: |
19 | # - envvar WANT_AUTOMAKE is set to `1.7' |
20 | # -or- |
21 | # - `Makefile.in' was generated by automake-1.7 |
22 | # -or- |
23 | # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.7 |
24 | # - runs automake-1.6 if: |
25 | # - envvar WANT_AUTOMAKE is set to `1.6' |
26 | # -or- |
27 | # - `Makefile.in' |
28 | # -or- |
29 | # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.6 |
30 | # - runs automake-1.5 if: |
31 | # - envvar WANT_AUTOMAKE is set to `1.5' |
32 | # -or- |
33 | # - `Makefile.in' was generated by automake-1.5 |
34 | # -or- |
35 | # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.5 |
36 | # - runs automake-1.4 if: |
37 | # - envvar WANT_AUTOMAKE is set to `1.4' |
38 | # -or- |
39 | # - `Makefile.in' was generated by automake-1.4 |
40 | # -or- |
41 | # - 'aclocal.m4' contain AM_AUTOMAKE_VERSION, specifying the use of 1.4 |
42 | |
43 | if [ "${0##*/}" = "am-wrapper.sh" ] ; then |
44 | echo "Don't call this script directly." >&2 |
45 | exit 1 |
46 | fi |
47 | |
48 | vers="1.9 1.8 1.7 1.6 1.5 1.4" |
49 | |
50 | for v in ${vers} ; do |
51 | eval binary_${v/./_}="${0}-${v}" |
52 | done |
53 | binary="${binary_1_9}" |
54 | |
55 | # |
56 | # Check the WANT_AUTOMAKE setting |
57 | # |
58 | for v in ${vers} x ; do |
59 | if [ "${v}" = "x" ] ; then |
60 | unset WANT_AUTOMAKE |
61 | break |
62 | fi |
63 | |
64 | if [ "${WANT_AUTOMAKE}" = "${v}" ] ; then |
65 | binary="binary_${v/./_}" |
66 | binary="${!binary}" |
67 | break |
68 | fi |
69 | done |
70 | |
71 | do_awk() { |
72 | local file=$1 ; shift |
73 | local arg=$1 ; shift |
74 | echo $(awk "{ if (match(\$0, \"$*\", res)) { print res[${arg}]; exit } }" ${file}) |
75 | } |
76 | |
77 | # |
78 | # autodetect routine |
79 | # |
80 | if [ -z "${WANT_AUTOMAKE}" ] ; then |
81 | if [ -r "Makefile.in" ] ; then |
82 | confversion_mf=$(do_awk Makefile.in 2 "^# Makefile.in generated (automatically )?by automake ([0-9].[0-9])") |
83 | fi |
84 | if [ -r "aclocal.m4" ] ; then |
85 | confversion_ac=$(do_awk aclocal.m4 1 'generated automatically by aclocal ([0-9].[0-9])') |
86 | confversion_am=$(do_awk aclocal.m4 1 '[[:space:]]*\\[?AM_AUTOMAKE_VERSION\\(\\[?([0-9].[0-9])[^)]*\\]?\\)') |
87 | fi |
88 | |
89 | for v in ${vers} ; do |
90 | if [ "${confversion_mf}" = "${v}" ] \ |
91 | || [ "${confversion_ac}" = "${v}" ] \ |
92 | || [ "${confversion_am}" = "${v}" ] ; then |
93 | binary="binary_${v/./_}" |
94 | binary="${!binary}" |
95 | break |
96 | fi |
97 | done |
98 | fi |
99 | |
100 | if [ "${WANT_AMWRAPPER_DEBUG}" ] ; then |
101 | if [ "${WANT_AUTOMAKE}" ] ; then |
102 | echo "am-wrapper: DEBUG: WANT_AUTOMAKE is set to ${WANT_AUTOMAKE}" >&2 |
103 | fi |
104 | echo "am-wrapper: DEBUG: will execute <$binary>" >&2 |
105 | fi |
106 | |
107 | # |
108 | # for further consistency |
109 | # |
110 | for v in ${vers} ; do |
111 | mybin="binary_${v/./_}" |
112 | if [ "${binary}" = "${!mybin}" ] ; then |
113 | export WANT_AUTOMAKE="${v}" |
114 | fi |
115 | done |
116 | |
117 | # |
118 | # Now try to run the binary |
119 | # |
120 | if [ ! -x "${binary}" ] ; then |
121 | echo "am-wrapper: $binary is missing or not executable." >&2 |
122 | echo " Please try emerging the correct version of automake." >&2 |
123 | exit 1 |
124 | fi |
125 | |
126 | exec "$binary" "$@" |
127 | |
128 | echo "am-wrapper: was unable to exec $binary !?" >&2 |
129 | exit 1 |