[LEDE-DEV] [PATCH 10/12] base-files: add update-alternatives call to default_{postinst, prerm}

[Yousong Zhou]

Signed-off-by: Yousong Zhou <yszhou4t...@gmail.com>
---
 package/base-files/Makefile               |  2 +-
 package/base-files/files/lib/functions.sh | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/package/base-files/Makefile b/package/base-files/Makefile
index 99a10ff..7dde9e1 100644
--- a/package/base-files/Makefile
+++ b/package/base-files/Makefile
@@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk
 include $(INCLUDE_DIR)/version.mk
 
 PKG_NAME:=base-files
-PKG_RELEASE:=172
+PKG_RELEASE:=173
 PKG_FLAGS:=nonshared
 
 PKG_FILE_DEPENDS:=$(PLATFORM_DIR)/ $(GENERIC_PLATFORM_DIR)/base-files/
diff --git a/package/base-files/files/lib/functions.sh 
b/package/base-files/files/lib/functions.sh
index de3fa96..42c4f6c 100755
--- a/package/base-files/files/lib/functions.sh
+++ b/package/base-files/files/lib/functions.sh
@@ -168,6 +168,7 @@ default_prerm() {
 
        name=$(basename ${1%.*})
        [ -f "$root/usr/lib/opkg/info/${name}.prerm-pkg" ] && . 
"$root/usr/lib/opkg/info/${name}.prerm-pkg"
+       check_update_alternatives remove "${name}"
 
        local shell="$(which bash)"
        for i in `cat "$root/usr/lib/opkg/info/${name}.list" | grep 
"^/etc/init.d/"`; do
@@ -217,12 +218,29 @@ add_group_and_user() {
        fi
 }
 
+check_update_alternatives() {
+       local cmd="$1"
+       local pkgname="$2"
+       local altspecs="$(sed -ne 's/^Alternatives: *//p' 
$root/usr/lib/opkg/info/${pkgname}.control 2>/dev/null)"
+       local spec
+       local oIFS
+       local shell="$(which bash)"
+
+       shell="${shell:-/bin/sh}"
+       oIFS="$IFS"; IFS=", "
+       for spec in $altspecs; do
+               $shell ${IPKG_INSTROOT}/usr/sbin/update-alternatives "$cmd" 
--spec "$spec"
+       done
+       IFS="$oIFS"
+}
+
 default_postinst() {
        local root="${IPKG_INSTROOT}"
        local pkgname="$(basename ${1%.*})"
        local ret=0
 
        add_group_and_user "${pkgname}"
+       check_update_alternatives update "${pkgname}"
 
        if [ -f "$root/usr/lib/opkg/info/${pkgname}.postinst-pkg" ]; then
                ( . "$root/usr/lib/opkg/info/${pkgname}.postinst-pkg" )
-- 
2.6.4


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