gentoo-x86/eclass/fixheadtails.eclass

# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/fixheadtails.eclass,v 1.5 2005/01/22 00:02:08 langthang Exp $
#
# Author John Mylchreest <johnm@gentoo.org>

ECLASS=fixheadtails
INHERITED="$INHERITED $ECLASS"
DEPEND="${DEPEND} >=sys-apps/sed-4"

# ht_fix_all
# This fixes all files within the current directory.
# Do be used in src_unpack ; cd ${S}; ht_fix_all

# ht_fix_file <param> [<param>] [<param>]..
# This fixes the files passed by PARAM
# to be used for specific files. ie: ht_fix_file "${FILESDIR}/mypatch.patch"

do_sed_fix() {
        einfo " - fixed $1"
        sed -i \
                -e 's/head \+-\([0-9]\)/head -n \1/g' \
                -e 's/tail \+\([-+][0-9]\+\)c/tail -c \1/g' \
                -e 's/tail \+\([-+][0-9]\)/tail -n \1/g' ${1} || \
                        die "sed ${1} failed"
}

ht_fix_file() {
        local i

        einfo "Replacing obsolete head/tail with POSIX compliant ones"
        for i in "${@}"
        do
                do_sed_fix ${i}
        done
}

ht_fix_all() {
        local MATCHES
        MATCHES="$(grep -l -i -R -e "head -[ 0-9]" -e "tail [+-][ 0-9]" * | sort -u)"
        [[ -n ${MATCHES} ]] \
                && ht_fix_file ${MATCHES} \
                || einfo "No need for ht_fix_all anymore !"
}
1	vapier	1.3	# Copyright 1999-2004 Gentoo Foundation
2	johnm	1.1	# Distributed under the terms of the GNU General Public License v2
3	vapier	1.6	# $Header: /var/cvsroot/gentoo-x86/eclass/fixheadtails.eclass,v 1.5 2005/01/22 00:02:08 langthang Exp $
4	johnm	1.1	#
5			# Author John Mylchreest <johnm@gentoo.org>
6
7			ECLASS=fixheadtails
8			INHERITED="$INHERITED $ECLASS"
9	mr_bones_	1.2	DEPEND="${DEPEND} >=sys-apps/sed-4"
10	johnm	1.1
11			# ht_fix_all
12			# This fixes all files within the current directory.
13			# Do be used in src_unpack ; cd ${S}; ht_fix_all
14
15			# ht_fix_file <param> [<param>] [<param>]..
16			# This fixes the files passed by PARAM
17			# to be used for specific files. ie: ht_fix_file "${FILESDIR}/mypatch.patch"
18
19	mr_bones_	1.2	do_sed_fix() {
20	vapier	1.6	einfo " - fixed $1"
21	mr_bones_	1.2	sed -i \
22	langthang	1.5	-e 's/head \+-\([0-9]\)/head -n \1/g' \
23			-e 's/tail \+\([-+][0-9]\+\)c/tail -c \1/g' \
24			-e 's/tail \+\([-+][0-9]\)/tail -n \1/g' ${1} \|\| \
25	mr_bones_	1.2	die "sed ${1} failed"
26	johnm	1.1	}
27
28			ht_fix_file() {
29			local i
30
31	mr_bones_	1.2	einfo "Replacing obsolete head/tail with POSIX compliant ones"
32	johnm	1.1	for i in "${@}"
33			do
34	mr_bones_	1.2	do_sed_fix ${i}
35	johnm	1.1	done
36	mr_bones_	1.2	}
37
38			ht_fix_all() {
39			local MATCHES
40			MATCHES="$(grep -l -i -R -e "head -[ 0-9]" -e "tail [+-][ 0-9]" * \| sort -u)"
41	vapier	1.6	[[ -n ${MATCHES} ]] \
42			&& ht_fix_file ${MATCHES} \
43			\|\| einfo "No need for ht_fix_all anymore !"
44	johnm	1.1	}