[OE-core] [PATCH 1/1] busybox: fix to support FEATURE_INDIVIDUAL
Saul Wold
sgw at linux.intel.com
Thu May 30 12:26:30 UTC 2013
On 05/30/2013 05:51 PM, Qi.Chen at windriver.com wrote:
> From: Chen Qi <Qi.Chen at windriver.com>
>
> Previously, if CONFIG_FEATURE_INDIVIDUAL was enabled for busybox,
> yocto-based systems could start correctly.
>
> This is because if busybox is built as individual apps, '/bin/busybox'
> may not be present, so setting the default ALTERNATIVE_TARGET to
> '/bin/busybox' is not appropriate and could lead to errors.
>
> This patch fixes this problem by checking the existence of '/bin/busybox'
> before setting the ALTERNATIVE_TARGET to '/bin/busybox'.
>
> After this change, if busybox is built as individual apps, we'll have
> links like '/bin/ls -> /bin/ls.busybox', otherwise, we'll have links
> like '/bin/ls -> /bin/busybox'.
>
Does this add size to the image? In this example does ls.busybox link
to something else or is it a binary on it's own?
Sau!
> Besides, this patch removes the pkg_postinst part in the busybox recipe,
> because it's redundant.
>
> [YOCTO #4570]
>
> Signed-off-by: Chen Qi <Qi.Chen at windriver.com>
> ---
> meta/recipes-core/busybox/busybox.inc | 16 +++++-----------
> 1 file changed, 5 insertions(+), 11 deletions(-)
>
> diff --git a/meta/recipes-core/busybox/busybox.inc b/meta/recipes-core/busybox/busybox.inc
> index c8908b0..6abe167 100644
> --- a/meta/recipes-core/busybox/busybox.inc
> +++ b/meta/recipes-core/busybox/busybox.inc
> @@ -171,7 +171,7 @@ do_install () {
> install -m 0755 "0_lib/$NAME" "${D}$FILE.${BPN}"
> done
> # add suid bit where needed
> - for i in `grep -E "APPLET.*_BB_SUID_((MAYBE|REQUIRE))" include/applets.h | grep -v _BB_SUID_DROP | cut -f 3 -d '(' | cut -f 1 -d ','`; do
> + for i in `grep -E "APPLET.*BB_SUID_((MAYBE|REQUIRE))" include/applets.h | grep -v _BB_SUID_DROP | cut -f 3 -d '(' | cut -f 1 -d ','`; do
> find ${D} -name $i.${BPN} -exec chmod a+s {} \;
> done
> install -m 0755 0_lib/libbusybox.so.${PV} ${D}${libdir}/libbusybox.so.${PV}
> @@ -242,14 +242,16 @@ ALTERNATIVE_TARGET[syslog-init] = "${sysconfdir}/init.d/syslog.${BPN}"
> ALTERNATIVE_LINK_NAME[syslog-startup-conf] = "${sysconfdir}/syslog-startup.conf"
> ALTERNATIVE_TARGET[syslog-startup-conf] = "${sysconfdir}/syslog-startup.conf.${BPN}"
>
> -ALTERNATIVE_TARGET = "/bin/busybox"
> -
> python do_package_prepend () {
> # We need to load the full set of busybox provides from the /etc/busybox.links
> # Use this to see the update-alternatives with the right information
>
> dvar = d.getVar('D', True)
> pn = d.getVar('PN', True)
> +
> + if os.path.exists('%s/bin/busybox' % (dvar)):
> + d.setVar('ALTERNATIVE_TARGET', "/bin/busybox")
> +
> f = open('%s/etc/busybox.links' % (dvar), 'r')
>
> for alt_link_name in f:
> @@ -265,14 +267,6 @@ python do_package_prepend () {
> f.close()
> }
>
> -pkg_postinst_${PN} () {
> - # If we are not making an image we create links for the utilities that doesn't exist
> - # so the update-alternatives script will get the utilities it needs
> - # (update-alternatives have no problem replacing links later anyway)
> - test -n 2> /dev/null || alias test='busybox test'
> - if test "x$D" = "x"; then while read link; do if test ! -h "$link"; then case "$link" in /*/*/*) to="../../bin/busybox";; /bin/*) to="busybox";; /*/*) to="../bin/busybox";; esac; busybox ln -s $to $link; fi; done </etc/busybox.links; fi
> -}
> -
> pkg_prerm_${PN} () {
> # This is so you can make busybox commit suicide - removing busybox with no other packages
> # providing its files, this will make update-alternatives work, but the update-rc.d part
>
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