[patch] app-alternatives-sh-busybox.patch

file_888781.txt (text/plain), 1.11 KB, created by Sam James on 2022-12-28 19:56:46 UTC

diff --git a/app-alternatives/sh/sh-0.ebuild b/app-alternatives/sh/sh-0.ebuild
index 4cd530a89d9c..faaa71008cce 100644
--- a/app-alternatives/sh/sh-0.ebuild
+++ b/app-alternatives/sh/sh-0.ebuild
@@ -5,6 +5,7 @@ EAPI=8

 ALTERNATIVES=(
        bash:app-shells/bash
+       busybox:sys-apps/busybox
        dash:app-shells/dash
        ksh:app-shells/ksh
        "lksh:app-shells/mksh[lksh]"
@@ -20,6 +21,17 @@ RDEPEND="
        !!app-eselect/eselect-sh
 "

+pkg_setup() {
+       if [[ -z ${ROOT} ]] && use busybox ; then
+               if busybox bbconfig | grep -q "CONFIG_FEATURE_SH_STANDALONE=y" ; then
+                       ewarn "busybox is configured with CONFIG_FEATURE_SH_STANDALONE=y!"
+                       ewarn "This is not a safe configuration for busybox as /bin/sh."
+                       ewarn "Please use savedconfig to disable CONFIG_FEATURE_SH_STANDALONE on busybox."
+                       die "Aborting due to unsafe Busybox configuration (CONFIG_FEATURE_SH_STANDALONE=y)!"
+               fi
+       fi
+}
+
 src_install() {
        dosym "$(get_alternative)" /bin/sh || die
 }