Many packages use the opkg conffiles field to list configuration files that
are to be retained on upgrades. Make this work on systems without opkg.
Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
include $(INCLUDE_DIR)/version.mk
PKG_NAME:=base-files
include $(INCLUDE_DIR)/version.mk
PKG_NAME:=base-files
PKG_FLAGS:=nonshared
PKG_FILE_DEPENDS:=$(PLATFORM_DIR)/ $(GENERIC_PLATFORM_DIR)/base-files/
PKG_FLAGS:=nonshared
PKG_FILE_DEPENDS:=$(PLATFORM_DIR)/ $(GENERIC_PLATFORM_DIR)/base-files/
# prevent messages from clobbering the tarball when using stdout
[ "$CONF_BACKUP" = "-" ] && export VERBOSE=0
# prevent messages from clobbering the tarball when using stdout
[ "$CONF_BACKUP" = "-" ] && export VERBOSE=0
+
+list_conffiles() {
+ awk '
+ BEGIN { conffiles = 0 }
+ /^Conffiles:/ { conffiles = 1; next }
+ !/^ / { conffiles = 0; next }
+ conffiles == 1 { print }
+ ' /usr/lib/opkg/status
+}
+
+list_changed_conffiles() {
+ # Cannot handle spaces in filenames - but opkg cannot either...
+ list_conffiles | while read file csum; do
+ [ -r "$file" ] || continue
+
+ echo "${csum} ${file}" | sha256sum -sc - || echo "$file"
+ done
+}
+
add_uci_conffiles() {
local file="$1"
( find $(sed -ne '/^[[:space:]]*$/d; /^#/d; p' \
/etc/sysupgrade.conf /lib/upgrade/keep.d/* 2>/dev/null) \
-type f -o -type l 2>/dev/null;
add_uci_conffiles() {
local file="$1"
( find $(sed -ne '/^[[:space:]]*$/d; /^#/d; p' \
/etc/sysupgrade.conf /lib/upgrade/keep.d/* 2>/dev/null) \
-type f -o -type l 2>/dev/null;
- opkg list-changed-conffiles ) | sort -u > "$file"
+ list_changed_conffiles ) | sort -u > "$file"