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c56327b5 PE |
1 | #! /bin/sh |
2 | # Merge pkg-config macros into Emacs sources. | |
3 | # Typical usage: | |
4 | # | |
5 | # admin/merge-pkg-config | |
6 | ||
7 | # Copyright 2014 Free Software Foundation, Inc. | |
8 | ||
9 | # This file is part of GNU Emacs. | |
10 | ||
11 | # GNU Emacs is free software: you can redistribute it and/or modify | |
12 | # it under the terms of the GNU General Public License as published by | |
13 | # the Free Software Foundation, either version 3 of the License, or | |
14 | # (at your option) any later version. | |
15 | ||
16 | # GNU Emacs is distributed in the hope that it will be useful, | |
17 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | # GNU General Public License for more details. | |
20 | ||
21 | # You should have received a copy of the GNU General Public License | |
22 | # along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. | |
23 | ||
24 | # written by Paul Eggert | |
25 | ||
26 | { | |
27 | # Maybe ACLOCAL_PATH is already set-up. | |
28 | oIFS=$IFS | |
29 | IFS=: | |
30 | for dir in $ACLOCAL_PATH ''; do | |
31 | test -n "$dir" && test -r "$dir/pkg.m4" && break | |
32 | done | |
33 | IFS=$oIFS | |
34 | ||
35 | test -n "$dir" | |
36 | } || { | |
37 | # Use the pkg.m4 installed where aclocal knows about it. | |
38 | # Maybe we are running our own aclocal, which doesn't know where | |
39 | # the standard pkg.m4 is installed, so try running all the | |
40 | # aclocal programs in our PATH. | |
41 | oIFS=$IFS | |
42 | IFS=: | |
43 | for dir in $PATH ''; do | |
44 | if test -n "$dir" && test -x "$dir/aclocal"; then | |
45 | dir=$("$dir/aclocal" --print-ac-dir) && test -r "$dir/pkg.m4" && break | |
46 | fi | |
47 | done | |
48 | IFS=$oIFS | |
49 | ||
50 | test -n "$dir" | |
51 | } || { | |
52 | echo >&2 "$0: cannot find pkg.m4" | |
53 | exit 1 | |
54 | } | |
55 | ||
56 | test -d m4 || { | |
57 | echo >&2 "$0: please run this command in the main source directory" | |
58 | exit 1 | |
59 | } | |
60 | ||
61 | echo >&2 "$0: copying $dir/pkg.m4 to m4/pkg.m4" | |
62 | ||
63 | cp $dir/pkg.m4 m4 |