coredump: fail on unsupported architectures early

Currently coredump only works on x86_64. Fail early on any other
architecture.

Signed-off-by: Adrian Reber <areber@redhat.com>

coredump/coredump

@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+import platform
 import argparse
 import os
 import sys
@@ -36,6 +37,10 @@ def main():
 
     opts = vars(parser.parse_args())
 
+    if platform.machine() != 'x86_64':
+        print('ERROR: %s only supported on x86_64' % sys.argv[0])
+        sys.exit(1)
+
     try:
         coredump(opts)
     except SystemExit as error:

test/others/criu-coredump/test.sh

@@ -43,5 +43,13 @@ function run_test {
 	echo "= done"
 }
 
+UNAME_M=$(uname -m)
+
+if [ "$UNAME_M" != "x86_64" ]; then
+	# the criu-coredump script is only x86_64 aware
+	echo "criu-coredump only support x86_64. skipping."
+	exit 0
+fi
+
 gen_imgs
 run_test