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D18803.id52715.diff
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D18803.id52715.diff

Index: usr.sbin/freebsd-update/freebsd-update.sh
===================================================================
--- usr.sbin/freebsd-update/freebsd-update.sh
+++ usr.sbin/freebsd-update/freebsd-update.sh
@@ -304,6 +304,14 @@
fi
}
+# Pretend current release is FreeBSD $1
+config_SourceRelease () {
+ UNAME_r=$1
+ if echo ${UNAME_r} | grep -qE '^[0-9.]+$'; then
+ UNAME_r="${UNAME_r}-RELEASE"
+ fi
+}
+
# Define what happens to output of utilities
config_VerboseLevel () {
if [ -z ${VERBOSELEVEL} ]; then
@@ -442,7 +450,8 @@
NOTTYOK=1
;;
--currently-running)
- shift; export UNAME_r="$1"
+ shift
+ config_SourceRelease $1 || usage
;;
# Configuration file equivalents
@@ -658,6 +667,18 @@
FETCHDIR=${RELNUM}/${ARCH}
PATCHDIR=${RELNUM}/${ARCH}/bp
+ # Disallow upgrade from a version that is not `-RELEASE`
+ if ! echo "${RELNUM}" | grep -qE -- "-RELEASE$"; then
+ echo -n "`basename $0`: "
+ cat <<- EOF
+ Cannot upgrade from a version that is not a '-RELEASE' using `basename $0`.
+ Instead, FreeBSD can be directly upgraded by source or upgraded to a
+ RELEASE/RELENG version prior to running `basename $0`.
+ EOF
+ echo "System version: ${RELNUM}"
+ exit 1
+ fi
+
# Figure out what directory contains the running kernel
BOOTFILE=`sysctl -n kern.bootfile`
KERNELDIR=${BOOTFILE%/kernel}

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