summaryrefslogtreecommitdiff
blob: 9600b9ed36bb3c3f0ea2cac73d7e0cfd9a540852 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
# Copyright 1999-2019 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit flag-o-matic toolchain-funcs multilib prefix

# Official patchlevel
# See ftp://ftp.cwru.edu/pub/bash/bash-5.0-patches/
PLEVEL=${PV##*_p}
MY_PV=${PV/_p*}
MY_PV=${MY_PV/_/-}
MY_P=${PN}-${MY_PV}
is_release() {
	case ${PV} in
	*_alpha*|*_beta*|*_rc*) return 1 ;;
	*) return 0 ;;
	esac
}
[[ ${PV} != *_p* ]] && PLEVEL=0
patches() {
	local opt=$1 plevel=${2:-${PLEVEL}} pn=${3:-${PN}} pv=${4:-${MY_PV}}
	[[ ${plevel} -eq 0 ]] && return 1
	eval set -- {1..${plevel}}
	set -- $(printf "${pn}${pv/\.}-%03d " "$@")
	if [[ ${opt} == -s ]] ; then
		echo "${@/#/${DISTDIR}/}"
	else
		local u
		for u in ftp://ftp.cwru.edu/pub/bash mirror://gnu/${pn} ; do
			printf "${u}/${pn}-${pv}-patches/%s " "$@"
		done
	fi
}

# The version of readline this bash normally ships with.
READLINE_VER="8.0"

DESCRIPTION="The standard GNU Bourne again shell"
HOMEPAGE="http://tiswww.case.edu/php/chet/bash/bashtop.html"
if is_release ; then
	SRC_URI="mirror://gnu/bash/${MY_P}.tar.gz $(patches)"
else
	SRC_URI="ftp://ftp.cwru.edu/pub/bash/${MY_P}.tar.gz"
fi

LICENSE="GPL-3"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sh ~sparc ~x86 ~ppc-aix ~x64-cygwin ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~m68k-mint ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
IUSE="afs bashlogger examples mem-scramble +net nls plugins +readline"

DEPEND="
	>=sys-libs/ncurses-5.2-r2:0=
	nls? ( virtual/libintl )
	readline? ( >=sys-libs/readline-${READLINE_VER}:0= )
"
RDEPEND="
	${DEPEND}
	!<sys-apps/portage-2.1.6.7_p1
"
# we only need yacc when the .y files get patched (bash42-005)
#DEPEND+=" virtual/yacc"

S="${WORKDIR}/${MY_P}"

PATCHES=(
	# Patches from Chet sent to bashbug ml
	"${FILESDIR}"/${PN}-5.0-history-append.patch
	"${FILESDIR}"/${PN}-5.0-syslog-history-extern.patch
)

pkg_setup() {
	if is-flag -malign-double ; then #7332
		eerror "Detected bad CFLAGS '-malign-double'.  Do not use this"
		eerror "as it breaks LFS (struct stat64) on x86."
		die "remove -malign-double from your CFLAGS mr ricer"
	fi
	if use bashlogger ; then
		ewarn "The logging patch should ONLY be used in restricted (i.e. honeypot) envs."
		ewarn "This will log ALL output you enter into the shell, you have been warned."
	fi
}

src_unpack() {
	unpack ${MY_P}.tar.gz
}

src_prepare() {
	# Include official patches
	[[ ${PLEVEL} -gt 0 ]] && eapply -p0 $(patches -s)

	# Clean out local libs so we know we use system ones w/releases.
	if is_release ; then
		rm -rf lib/{readline,termcap}/*
		touch lib/{readline,termcap}/Makefile.in # for config.status
		sed -ri -e 's:\$[(](RL|HIST)_LIBSRC[)]/[[:alpha:]]*.h::g' Makefile.in || die
	fi

	# Prefixify hardcoded path names. No-op for non-prefix.
	hprefixify pathnames.h.in

	# Avoid regenerating docs after patches #407985
	sed -i -r '/^(HS|RL)USER/s:=.*:=:' doc/Makefile.in || die
	touch -r . doc/*

	eapply -p0 "${PATCHES[@]}"
	eapply_user
}

src_configure() {
	local myconf=(
		--disable-profiling
		--docdir='$(datarootdir)'/doc/${PF}
		--htmldir='$(docdir)/html'
		--with-curses
		$(use_enable mem-scramble)
		$(use_enable net net-redirections)
		$(use_enable readline)
		$(use_enable readline bang-history)
		$(use_enable readline history)
		$(use_with afs)
		$(use_with mem-scramble bash-malloc)
	)

	# For descriptions of these, see config-top.h
	# bashrc/#26952 bash_logout/#90488 ssh/#24762 mktemp/#574426
	append-cppflags \
		-DDEFAULT_PATH_VALUE=\'\"${EPREFIX}/usr/local/sbin:${EPREFIX}/usr/local/bin:${EPREFIX}/usr/sbin:${EPREFIX}/usr/bin:${EPREFIX}/sbin:${EPREFIX}/bin\"\' \
		-DSTANDARD_UTILS_PATH=\'\"${EPREFIX}/bin:${EPREFIX}/usr/bin:${EPREFIX}/sbin:${EPREFIX}/usr/sbin\"\' \
		-DSYS_BASHRC=\'\"${EPREFIX}/etc/bash/bashrc\"\' \
		-DSYS_BASH_LOGOUT=\'\"${EPREFIX}/etc/bash/bash_logout\"\' \
		-DNON_INTERACTIVE_LOGIN_SHELLS \
		-DSSH_SOURCE_BASHRC \
		$(use bashlogger && echo -DSYSLOG_HISTORY)

	# Don't even think about building this statically without
	# reading Bug 7714 first.  If you still build it statically,
	# don't come crying to us with bugs ;).
	#use static && export LDFLAGS="${LDFLAGS} -static"
	use nls || myconf+=( --disable-nls )

	# Historically, we always used the builtin readline, but since
	# our handling of SONAME upgrades has gotten much more stable
	# in the PM (and the readline ebuild itself preserves the old
	# libs during upgrades), linking against the system copy should
	# be safe.
	# Exact cached version here doesn't really matter as long as it
	# is at least what's in the DEPEND up above.
	export ac_cv_rl_version=${READLINE_VER%%_*}

	# Force linking with system curses ... the bundled termcap lib
	# sucks bad compared to ncurses.  For the most part, ncurses
	# is here because readline needs it.  But bash itself calls
	# ncurses in one or two small places :(.

	if is_release ; then
		# Use system readline only with released versions.
		myconf+=( --with-installed-readline=. )
	fi

	if use plugins; then
		append-ldflags -Wl,-rpath,/usr/$(get_libdir)/bash
	else
		# Disable the plugins logic by hand since bash doesn't
		# provide a way of doing it.
		export ac_cv_func_dl{close,open,sym}=no \
			ac_cv_lib_dl_dlopen=no ac_cv_header_dlfcn_h=no
		sed -i \
			-e '/LOCAL_LDFLAGS=/s:-rdynamic::' \
			configure || die
	fi
	tc-export AR #444070
	econf "${myconf[@]}"
}

src_compile() {
	emake

	if use plugins ; then
		emake -C examples/loadables all others
	fi
}

src_install() {
	local d f

	default

	dodir /bin
	mv "${ED}"/usr/bin/bash "${ED}"/bin/ || die
	dosym bash /bin/rbash

	insinto /etc/bash
	doins "${FILESDIR}"/bash_logout
	doins "$(prefixify_ro "${FILESDIR}"/bashrc)"
	keepdir /etc/bash/bashrc.d
	insinto /etc/skel
	for f in bash{_logout,_profile,rc} ; do
		newins "${FILESDIR}"/dot-${f} .${f}
	done

	local sed_args=(
		-e "s:#${USERLAND}#@::"
		-e '/#@/d'
	)
	if ! use readline ; then
		sed_args+=( #432338
			-e '/^shopt -s histappend/s:^:#:'
			-e 's:use_color=true:use_color=false:'
		)
	fi
	sed -i \
		"${sed_args[@]}" \
		"${ED}"/etc/skel/.bashrc \
		"${ED}"/etc/bash/bashrc || die

	if use plugins ; then
		exeinto /usr/$(get_libdir)/bash
		doexe $(echo examples/loadables/*.o | sed 's:\.o::g')
		insinto /usr/include/bash-plugins
		doins *.h builtins/*.h include/*.h lib/{glob/glob.h,tilde/tilde.h}
	fi

	if use examples ; then
		for d in examples/{functions,misc,scripts,startup-files} ; do
			exeinto /usr/share/doc/${PF}/${d}
			insinto /usr/share/doc/${PF}/${d}
			for f in ${d}/* ; do
				if [[ ${f##*/} != PERMISSION ]] && [[ ${f##*/} != *README ]] ; then
					doexe ${f}
				else
					doins ${f}
				fi
			done
		done
	fi

	doman doc/*.1
	newdoc CWRU/changelog ChangeLog
	dosym bash.info /usr/share/info/bashref.info
}

pkg_preinst() {
	if [[ -e ${EROOT}/etc/bashrc ]] && [[ ! -d ${EROOT}/etc/bash ]] ; then
		mkdir -p "${EROOT}"/etc/bash
		mv -f "${EROOT}"/etc/bashrc "${EROOT}"/etc/bash/
	fi

	if [[ -L ${EROOT}/bin/sh ]] ; then
		# rewrite the symlink to ensure that its mtime changes. having /bin/sh
		# missing even temporarily causes a fatal error with paludis.
		local target=$(readlink "${EROOT}"/bin/sh)
		local tmp=$(emktemp "${EROOT}"/bin)
		ln -sf "${target}" "${tmp}"
		mv -f "${tmp}" "${EROOT}"/bin/sh
	fi
}

pkg_postinst() {
	# If /bin/sh does not exist, provide it
	if [[ ! -e ${EROOT}/bin/sh ]] ; then
		ln -sf bash "${EROOT}"/bin/sh
	fi
}