make.sh: Show last lines of log when build aborts

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/tools/make-functions b/tools/make-functions
index d5f0a71262750a62a743314678c6159f9431b35a..49e8fba62cfd5e7ef005c336384bbae446e69b40 100644 (file)
--- a/tools/make-functions
+++ b/tools/make-functions
@@ -310,6 +310,16 @@ exiterror() {
                losetup -d /dev/loop${i} 2>/dev/null
            fi;
        done
+
+       if [ -n "${LOGFILE}" ]; then
+               echo # empty line
+
+               local line
+               while read -r line; do
+                       echo "    ${line}"
+               done <<< "$(tail -n30 ${LOGFILE})"
+       fi
+
        echo -e "\nERROR: $*"
        echo "       Check $LOGFILE for errors if applicable"
        exit 1