Index: /issm/trunk-jpl/etc/environment.csh
===================================================================
--- /issm/trunk-jpl/etc/environment.csh	(revision 12565)
+++ /issm/trunk-jpl/etc/environment.csh	(revision 12566)
@@ -128,4 +128,9 @@
 setenv PATH {$PATH}:{$VALGRIND_DIR}
 
+#MERCURIAL
+#setenv PYTHONPATH {$PYTHONPATH}:{$MERCURIAL_DIR}/mercurial/pure/
+setenv PYTHONPATH {$MERCURIAL_DIR}/mercurial/pure/
+setenv PATH {$PATH}:{$MERCURIAL_DIR}
+
 #GSL
 setenv GSL_DIR {$GSL_DIR}
Index: /issm/trunk-jpl/etc/environment_variables.csh
===================================================================
--- /issm/trunk-jpl/etc/environment_variables.csh	(revision 12565)
+++ /issm/trunk-jpl/etc/environment_variables.csh	(revision 12566)
@@ -81,4 +81,7 @@
 set SSH_DIR={$ISSM_DIR}/externalpackages/ssh
 
+#mercurial
+set MERCURIAL_DIR={$ISSM_DIR}/externalpackages/mercurial/install
+
 #valgrind
 set VALGRIND_DIR={$ISSM_DIR}/externalpackages/valgrind/install/bin