[PATCH] wscript: Add post-build processing support

[Kinsey Moore]

This allows packaging of the compiled binaries to occur automatically
and be bundled with other scripts and build items as convenient.
---
 wscript | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/wscript b/wscript
index 6626fafb74..e263681716 100755
--- a/wscript
+++ b/wscript
@@ -223,6 +223,12 @@ class Item(object):
                 p.build(bld, bic)
             self.do_build(bld, bic)
 
+    def post_build(self, bld, bic):
+        if _is_enabled(bld.env.ENABLE, self.get_enabled_by()):
+            for p in self.links():
+                p.post_build(bld, bic)
+            self.do_post_build(bld, bic)
+
     def do_defaults(self, variant):
         return
 
@@ -238,6 +244,9 @@ class Item(object):
     def do_build(self, bld, bic):
         return
 
+    def do_post_build(self, bld, bic):
+        return
+
     def substitute(self, ctx, value):
         if isinstance(value, str):
             try:
@@ -1074,6 +1083,15 @@ class ScriptItem(Item):
         if script:
             exec(script)
 
+    def do_post_build(self, bld, bic):
+        script = False
+        try:
+            script = self.data["do-post-build"]
+        except KeyError:
+            pass
+        if script:
+            exec(script)
+
 
 class ConfigItemContext(object):
     def __init__(self, cp, path_list):
@@ -1485,6 +1503,10 @@ def build(bld):
     bsps[bld.env.ARCH][bld.env.BSP_BASE].build(bld, bic)
     items[bld.env.TOPGROUP].build(bld, bic)
 
+    def post_build(bld):
+        bsps[bld.env.ARCH][bld.env.BSP_BASE].post_build(bld, bic)
+    bld.add_post_fun(post_build)
+
 
 def add_log_filter(name):
     msg = "'" + name + "' finished successfully"
-- 
2.20.1