Annotation 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
File MIME type: application/x-sh
File size: 3366 byte(s)
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 | niro | 144 | #!/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 |