Files
poky/meta/recipes-extended/bash/bash.inc
Aníbal Limón 118acdcf67 bash: Disable custom memory allocator
Bash is failing trying to allocate memory [1] using the custom
memory allocator if we disable it the issue is fixed.

The major distributions also disabled by default [2], so we
don't have a good reason to use it.

The underlying issue is due to bash’s malloc using brk() calls
to allocate memory, which fail when address randomization is
enabled in kernel. sbrk() based custom allocators are obsolete.
There may be some performance impact of this however correctness
is more important.

[YOCTO #8452]

[1] https://bugzilla.yoctoproject.org/show_bug.cgi?id=8452#c0
[2] https://bugzilla.yoctoproject.org/show_bug.cgi?id=8452#c5

(From OE-Core master rev: e42d8eff9eed7d1454b4f331d96dcee6dea232df)

(From OE-Core rev: 9f339f516ab03d598fae0e536b3a420ea4d8ee1a)

Signed-off-by: Aníbal Limón <anibal.limon@linux.intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Joshua Lock <joshua.lock@collabora.co.uk>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2015-12-08 13:27:40 +00:00

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SUMMARY = "An sh-compatible command language interpreter"
HOMEPAGE = "http://tiswww.case.edu/php/chet/bash/bashtop.html"
SECTION = "base/shell"
DEPENDS = "ncurses bison-native"
inherit autotools gettext texinfo update-alternatives ptest
EXTRA_AUTORECONF += "--exclude=autoheader"
EXTRA_OECONF = "--enable-job-control --without-bash-malloc"
ALTERNATIVE_${PN} = "sh"
ALTERNATIVE_LINK_NAME[sh] = "${base_bindir}/sh"
ALTERNATIVE_TARGET[sh] = "${base_bindir}/bash"
ALTERNATIVE_PRIORITY = "100"
RDEPENDS_${PN} += "base-files"
RDEPENDS_${PN}_class-nativesdk = ""
RDEPENDS_${PN}-ptest += "make"
do_configure_prepend () {
if [ ! -e ${S}/acinclude.m4 ]; then
cat ${S}/aclocal.m4 > ${S}/acinclude.m4
fi
}
do_compile_ptest () {
oe_runmake buildtest
}
do_install_append () {
# Move /usr/bin/bash to /bin/bash, if need
if [ "${base_bindir}" != "${bindir}" ]; then
mkdir -p ${D}${base_bindir}
mv ${D}${bindir}/bash ${D}${base_bindir}
fi
}
do_install_append_class-target () {
# Clean host path in bashbug
sed -i -e "s,${STAGING_DIR_TARGET},,g" ${D}${bindir}/bashbug
}
do_install_ptest () {
make INSTALL_TEST_DIR=${D}${PTEST_PATH}/tests install-test
cp ${B}/Makefile ${D}${PTEST_PATH}
sed -i 's/^Makefile/_Makefile/' ${D}${PTEST_PATH}/Makefile
}
pkg_postinst_${PN} () {
grep -q "^${base_bindir}/bash$" $D${sysconfdir}/shells || echo ${base_bindir}/bash >> $D${sysconfdir}/shells
}
pkg_postrm_${PN} () {
printf "$(grep -v "^${base_bindir}/bash$" $D${sysconfdir}/shells)\n" > $D${sysconfdir}/shells
}