add a simple trace facility to the build system

[ghc-hetmet.git] / rules / docbook.mk

diff --git a/rules/docbook.mk b/rules/docbook.mk
index ccc0fa4..8488de1 100644 (file)
--- a/rules/docbook.mk
+++ b/rules/docbook.mk
@@ -14,6 +14,7 @@
 # Build docbook docs
 
 define docbook
+$(call trace, docbook($1,$2))
 # $1 = dir
 # $2 = docname