Our scripts do not work with older versions of the bash, like the
default Bash 3 from macOS (e.g. we use the "|&" operator which has
been introduced in Bash 4.0). Add a check to make sure that we use
at least version 4 to avoid that the users run into problems later.
Signed-off-by: Thomas Huth <thuth@xxxxxxxxxx>
---
configure | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/configure b/configure
index f930543..39b63ae 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,10 @@
#!/usr/bin/env bash
+if [ -z "${BASH_VERSINFO[0]}" ] || [ "${BASH_VERSINFO[0]}" -lt 4 ] ; then
+ echo "Error: Bash version 4 or newer is required for the kvm-unit-tests"
+ exit 1
+fi
+
srcdir=$(cd "$(dirname "$0")"; pwd)
prefix=/usr/local
cc=gcc
--
2.18.2
