build system: detect if build host has no bzip2

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

1 files changed, 6 insertions, 0 deletions

diff --git a/scripts/embedded_scripts b/scripts/embedded_scripts
index aa7bf3e8a..205ac591a 100755
--- a/scripts/embedded_scripts
+++ b/scripts/embedded_scripts
@@ -23,6 +23,12 @@ if test $? != 0; then
         exit 1
 fi
 
+bzip2 </dev/null >/dev/null
+if test $? != 0; then
+        echo 'bzip2 is not installed'
+        exit 1
+fi
+
 custom_scripts=""
 if [ -d "$custom_loc" ]
 then