When making bindists, check that we know where we are

[ghc-hetmet.git] / docs / Makefile

diff --git a/docs/Makefile b/docs/Makefile
index 9b51adb..74eb955 100644 (file)
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -15,6 +15,10 @@ install-docs :: $(PAGE)
 .PHONY: binary-dist binary-dist.doc.%
 
 binary-dist: $(foreach SUBDIR,$(SUBDIRS),binary-dist.doc.$(SUBDIR))
+ifeq "$(WHERE_AM_I)" ""
+       echo "I don't know where I am" >&2
+       exit 1
+endif
        echo $(WHERE_AM_I)/Makefile >> $(BIN_DIST_LIST)
        echo $(WHERE_AM_I)/$(PAGE)  >> $(BIN_DIST_LIST)