modelbuilder: avoid infinitive recursion in case of module importation loops

[nit.git] / README

diff --git a/README b/README
index 0b17475..c3e7c1b 100644 (file)
--- a/README
+++ b/README
@@ -20,10 +20,12 @@ Requirement:
        * ccache        http://ccache.samba.org/        to improve recompilation
        * libgc-dev     http://www.hpl.hp.com/personal/Hans_Boehm/gc/
        * graphviz      http://www.graphviz.org/        to enable graphes with the nitdoc tool
+       * libunwind     http://nongnu.org/libunwind
+       * gperf         http://gnu.org/software/gperf   to enable mapping from C to Nit function names in a stack trace
 
 Those are available in most linux distributions
 
-    # sudo apt-get install build-essential ccache libgc-dev graphviz
+    # sudo apt-get install build-essential ccache libgc-dev graphviz libunwind gperf
 
 Important files and directory: