let's find the .ma files also in subdirectories

diff --git a/helm/matita/library/Makefile b/helm/matita/library/Makefile
index 1e9dde304dc9d227a703ed4c51e2aab6fd7b50b1..5faa6f0f4e8ea8d1d344a0ca4a84314e99d3255d 100644 (file)
--- a/helm/matita/library/Makefile
+++ b/helm/matita/library/Makefile
@@ -1,4 +1,4 @@
-SRC=$(wildcard *.ma)
+SRC=$(shell find . -name "*.ma")
 
 MATITAC=../scripts/do_tests.sh $(DO_TESTS_OPTS) ../matitac ../matitaclean /dev/null
 MATITACOPT=../scripts/do_tests.sh $(DO_TESTS_OPTS) ../matitac.opt ../matitaclean.opt /dev/null