diff options
Diffstat (limited to 'meta/recipes-core/busybox')
| -rw-r--r-- | meta/recipes-core/busybox/busybox.inc | 96 |
1 files changed, 68 insertions, 28 deletions
diff --git a/meta/recipes-core/busybox/busybox.inc b/meta/recipes-core/busybox/busybox.inc index 99d4e997b1..65e16424cc 100644 --- a/meta/recipes-core/busybox/busybox.inc +++ b/meta/recipes-core/busybox/busybox.inc @@ -12,6 +12,9 @@ LIC_FILES_CHKSUM = "file://LICENSE;md5=de10de48642ab74318e893a61105afbb" SECTION = "base" +# Whether to split the suid apps into a seperate binary +BUSYBOX_SPLIT_SUID ?= "1" + export EXTRA_CFLAGS = "${CFLAGS}" export EXTRA_LDFLAGS = "${LDFLAGS}" @@ -136,19 +139,43 @@ do_configure () { do_compile() { unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS - oe_runmake busybox_unstripped - cp busybox_unstripped busybox + if [ "${BUSYBOX_SPLIT_SUID}" = "1" -a x`grep "CONFIG_FEATURE_INDIVIDUAL=y" .config` = x ]; then + # split the .config into two parts, and make two busybox binaries + cp .config .config.orig + oe_runmake busybox.cfg.suid + oe_runmake busybox.cfg.nosuid + for i in `cat busybox.cfg.suid busybox.cfg.nosuid`; do + echo "# $i is not set" >> .config.disable.apps + done + merge_config.sh -m .config.orig .config.disable.apps + cp .config .config.nonapps + for s in suid nosuid; do + cat busybox.cfg.$s | while read item; do + grep -w "$item" .config.orig + done > .config.app.$s + merge_config.sh -m .config.nonapps .config.app.$s + oe_runmake busybox_unstripped + mv busybox_unstripped busybox.$s + oe_runmake busybox.links + mv busybox.links busybox.links.$s + done + # copy .config.orig back to .config, because the install process may check this file + cp .config.orig .config + # cleanup + rm .config.orig .config.app.suid .config.app.nosuid .config.disable.apps .config.nonapps + else + oe_runmake busybox_unstripped + cp busybox_unstripped busybox + oe_runmake busybox.links + fi } do_install () { - oe_runmake busybox.links if [ "${prefix}" != "/usr" ]; then - sed "s:^/usr/:${prefix}/:" busybox.links > busybox.links.new - mv busybox.links.new busybox.links + sed -i "s:^/usr/:${prefix}/:" busybox.links* fi if [ "${base_sbindir}" != "/sbin" ]; then - sed "s:^/sbin/:${base_sbindir}/:" busybox.links > busybox.links.new - mv busybox.links.new busybox.links + sed -i "s:^/sbin/:${base_sbindir}/:" busybox.links* fi install -d ${D}${sysconfdir}/init.d @@ -157,12 +184,21 @@ do_install () { # Install /bin/busybox, and the /bin/sh link so the postinst script # can run. Let update-alternatives handle the rest. install -d ${D}${base_bindir} - if grep -q "CONFIG_FEATURE_SUID=y" ${B}/.config; then - install -m 4755 ${B}/busybox ${D}${base_bindir} + if [ "${BUSYBOX_SPLIT_SUID}" = "1" ]; then + install -m 4755 ${B}/busybox.suid ${D}${base_bindir} + install -m 0755 ${B}/busybox.nosuid ${D}${base_bindir} + install -m 0644 ${S}/busybox.links.suid ${D}${sysconfdir} + install -m 0644 ${S}/busybox.links.nosuid ${D}${sysconfdir} + ln -sf busybox.nosuid ${D}${base_bindir}/sh else - install -m 0755 ${B}/busybox ${D}${base_bindir} + if grep -q "CONFIG_FEATURE_SUID=y" ${B}/.config; then + install -m 4755 ${B}/busybox ${D}${base_bindir} + else + install -m 0755 ${B}/busybox ${D}${base_bindir} + fi + install -m 0644 ${S}/busybox.links ${D}${sysconfdir} + ln -sf busybox ${D}${base_bindir}/sh fi - ln -sf busybox ${D}${base_bindir}/sh else install -d ${D}${base_bindir} ${D}${base_sbindir} install -d ${D}${libdir} ${D}${bindir} ${D}${sbindir} @@ -181,6 +217,7 @@ do_install () { if [ -f ${D}/linuxrc.${BPN} ]; then mv ${D}/linuxrc.${BPN} ${D}/linuxrc fi + install -m 0644 ${S}/busybox.links ${D}${sysconfdir} fi if grep -q "CONFIG_SYSLOGD=y" ${B}/.config; then @@ -217,7 +254,6 @@ do_install () { install -m 644 ${WORKDIR}/mdev.conf ${D}${sysconfdir}/mdev.conf fi fi - install -m 0644 ${S}/busybox.links ${D}${sysconfdir} if ${@base_contains('DISTRO_FEATURES','systemd','true','false',d)}; then install -d ${D}${systemd_unitdir}/system @@ -248,22 +284,26 @@ python do_package_prepend () { dvar = d.getVar('D', True) pn = d.getVar('PN', True) - f = open('%s/etc/busybox.links' % (dvar), 'r') - - if os.path.exists('%s/bin/busybox' % (dvar)): - d.setVar('ALTERNATIVE_TARGET', "/bin/busybox") - - for alt_link_name in f: - alt_link_name = alt_link_name.strip() - alt_name = os.path.basename(alt_link_name) - - # Match coreutils - if alt_name == '[': - alt_name = 'lbracket' - - d.appendVar('ALTERNATIVE_%s' % (pn), ' ' + alt_name) - d.setVarFlag('ALTERNATIVE_LINK_NAME', alt_name, alt_link_name) - f.close() + def set_alternative_vars(links, target): + f = open('%s%s' % (dvar, links), 'r') + for alt_link_name in f: + alt_link_name = alt_link_name.strip() + alt_name = os.path.basename(alt_link_name) + # Match coreutils + if alt_name == '[': + alt_name = 'lbracket' + d.appendVar('ALTERNATIVE_%s' % (pn), ' ' + alt_name) + d.setVarFlag('ALTERNATIVE_LINK_NAME', alt_name, alt_link_name) + if os.path.exists('%s%s' % (dvar, target)): + d.setVarFlag('ALTERNATIVE_TARGET', alt_name, target) + f.close() + return + + if os.path.exists('%s/etc/busybox.links' % (dvar)): + set_alternative_vars("/etc/busybox.links", "/bin/busybox") + else: + set_alternative_vars("/etc/busybox.links.nosuid", "/bin/busybox.nosuid") + set_alternative_vars("/etc/busybox.links.suid", "/bin/busybox.suid") } pkg_prerm_${PN} () { |