work on adding testsuite runs to randomconfig test builds

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

scripts/randomtest.loop

@@ -1,10 +1,38 @@
 #!/bin/sh
 
+test -d "$1" || { echo "'$1' is not a directory"; exit 1; }
+test -x "$1/scripts/randomtest" || { echo "No scripts/randomtest in '$1'"; exit 1; }
+
+export LIBC="uclibc"
+export CROSS_COMPILER_PREFIX="i486-linux-uclibc-"
+export MAKEOPTS="-j9"
+
 cnt=0
 fail=0
-
 while sleep 1; do
-    echo "Passes: $cnt Failures: $fail"
-    ./randomtest >/dev/null || exit #let fail++
-    let cnt++
+	echo "Passes: $cnt Failures: $fail"
+	dir="test.$$"
+	while test -e "$dir" -o -e "failed.$dir"; do
+		dir="test.$$.$RANDOM"
+	done
+	echo "Running randconfig test in $dir..."
+	if ! "$1/scripts/randomtest" "$1" "$dir" >/dev/null; then
+		mv -- "$dir" "failed.$dir"
+		echo "Failed build in: failed.$dir"
+		exit 1 # you may comment this out...
+		let fail++
+	else
+		(
+			cd -- "$dir/testsuite" || exit 1
+			echo "Running testsuite in $dir..."
+			SKIP_KNOWN_BUGS=1 SKIP_INTERNET_TESTS=1 ./runtest -v >runtest.log 2>&1
+		)
+		if test $? != 0; then
+			echo "Failed runtest in $dir"
+			exit 1
+		fi
+		tail -n10 -- "$dir/testsuite/runtest.log"
+		rm -rf -- "$dir"
+	fi
+	let cnt++
 done