/[gentoo-x86]/eclass/fixheadtails.eclass
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Contents of /eclass/fixheadtails.eclass

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Revision 1.1 - (show annotations) (download)
Wed Sep 17 21:15:18 2003 UTC (11 years, 1 month ago) by johnm
Branch: MAIN
to fix all head/tail syntax

1 # Copyright 1999-2003 Gentoo Technologies, Inc.
2 # Distributed under the terms of the GNU General Public License v2
3 # $Header: /home/cvsroot/gentoo-x86/eclass/flag-o-matic.eclass,v 1.24 2003/07/22 12:48:11 aliz Exp $
4 #
5 # Author John Mylchreest <johnm@gentoo.org>
6
7 ECLASS=fixheadtails
8 INHERITED="$INHERITED $ECLASS"
9
10 # ht_fix_all
11 # This fixes all files within the current directory.
12 # Do be used in src_unpack ; cd ${S}; ht_fix_all
13
14 # ht_fix_file <param> [<param>] [<param>]..
15 # This fixes the files passed by PARAM
16 # to be used for specific files. ie: ht_fix_file "${FILESDIR}/mypatch.patch"
17
18 ht_fix_all() {
19 local MATCHES
20
21 einfo "Replacing obsolete head/tail with posix compliant ones"
22 for MATCHES in $(grep -i -R -e "head -[ 0-9]" -e "tail [+-][ 0-9]" * | cut -f1 -d: | sort -u) ; do
23 cp -f ${MATCHES} ${MATCHES}.orig
24 sed -e 's/head -\(.*\)/head -n \1/' -e 's/tail \([-+]\)\(.*\)/tail -n \1\2/' \
25 < ${MATCHES}.orig \
26 > ${MATCHES}
27 rm ${MATCHES}.orig
28 done
29 }
30
31 ht_fix_file() {
32 local i
33
34 einfo "Replacing obsolete head/tail with posix compliant ones"
35 for i in "${@}"
36 do
37 if [ -n "$(grep -i -e "head -[ 0-9]" -e "tail [+-][ 0-9]" ${i})" ] ; then
38 cp -f ${i} ${i}.orig
39 sed -e 's/head -\(.*\)/head -n \1/' -e 's/tail \([-+]\)\(.*\)/tail -n \1\2/' \
40 < ${i}.orig \
41 > ${i}
42 rm ${i}.orig
43 fi
44 done
45 eend
46 }

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