Add debug handler to print a stacktrace on Ctrl-C in debug mode.

1 files changed, 4 insertions, 0 deletions

diff --git a/bin/spack b/bin/spack
index 013acf4db8..7dd3dbabbb 100755
--- a/bin/spack
+++ b/bin/spack
@@ -93,6 +93,10 @@ def main():
     tty.set_debug(args.debug)
     spack.debug = args.debug
 
+    if spack.debug:
+        import spack.util.debug as debug
+        debug.register_interrupt_handler()
+
     spack.spack_working_dir = working_dir
     if args.mock:
         from spack.packages import PackageDB