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-rw-r--r--init/bootchartd.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/init/bootchartd.c b/init/bootchartd.c
index 9fd623357..c7388c99e 100644
--- a/init/bootchartd.c
+++ b/init/bootchartd.c
@@ -60,6 +60,12 @@
# endif
#endif
+#if !ENABLE_TAR && !ENABLE_WERROR
+# warning Note: bootchartd requires tar command, but you did not select it.
+#elif !ENABLE_FEATURE_SEAMLESS_GZ && !ENABLE_WERROR
+# warning Note: bootchartd requires tar -z support, but you did not select it.
+#endif
+
#define BC_VERSION_STR "0.8"
/* For debugging, set to 0: