Adding patch to enable "depends-on" keyword support for tcl modulefil…

…e parsing

via Lmod (#495)

components/admin/lmod/SOURCES/depends_on.patch

@@ -0,0 +1,28 @@
+diff --git a/src/tcl2lua.tcl b/src/tcl2lua.tcl
+index ffacabc0..20e80c05 100755
+--- a/src/tcl2lua.tcl
++++ b/src/tcl2lua.tcl
+@@ -543,11 +543,14 @@ proc cmdargs { cmd args } {
+     set cmdArgs [join $cmdArgsL ","]
+     puts stdout "$cmd\($cmdArgs\)"
+ }
++
++proc depends-on { args} {
++    eval cmdargs "depends_on" $args
++}
+ proc family { var } {
+     cmdargs "family" $var
+ }
+
+-
+ proc loadcmd { args } {
+     eval cmdargs "load" $args
+ }
+@@ -753,6 +756,7 @@ proc execute-modulefile {modfile } {
+
+     if {![interp exists $slave]} {
+ 	interp create $slave
++	interp alias $slave depends-on {} depends-on
+ 	interp alias $slave family {} family
+ 	interp alias $slave setenv {} setenv
+ 	interp alias $slave pushenv {} pushenv

components/admin/lmod/SPECS/lmod.spec

@@ -60,6 +60,8 @@ Patch1: lmod.consulting.patch
 Patch2: lmod.site.patch
 # 4/25/17 [email protected] - upping patch fuzz factor for newer lmod
 %global _default_patch_fuzz 2
+# 7/27/17 [email protected] - patch to enable depends_on support for tcl modules
+Patch3: depends_on.patch
 
 # Known dependencies
 Requires: lua >= %{luaver}