Add --enable-attic (default is off)

NEWS.adoc

@@ -12,6 +12,8 @@ on user-visible changes.
 
 == Reposatory Head ==
 
+Add --enable-attic (default off)
+
 Works with OpenSSL 3.0
 
 Fix hash validation in ntpleapfetch again.

wafhelpers/options.py

@@ -12,6 +12,8 @@ def options_cmd(ctx, config):
                    default=False, help="Enable debugging code")
     grp.add_option('--enable-debug-gdb', action='store_true',
                    default=False, help="Enable GDB debugging symbols")
+    grp.add_option('--enable-attic', action='store_true',
+                   default=False, help="Enable building attic/*.")
     grp.add_option('--disable-nts', action='store_true',
                    default=False, help="Disable NTS.")
     grp.add_option('--disable-droproot', action='store_true',

wscript

@@ -778,6 +778,9 @@ int main(int argc, char **argv) {
                    comment="Enable MS-SNTP extensions "
                    " https://msdn.microsoft.com/en-us/library/cc212930.aspx")
 
+    if ctx.options.enable_attic:
+        ctx.env.ENABLE_ATTIC = True
+
     if ctx.options.disable_nts:
         ctx.env.DISABLE_NTS = True
         ctx.define("DISABLE_NTS", 1,
@@ -1065,7 +1068,8 @@ def build(ctx):
     ctx.recurse("ntpfrob")
     ctx.recurse("ntptime")
     ctx.recurse("pylib")
-    ctx.recurse("attic")
+    if ctx.env.ENABLE_ATTIC:
+      ctx.recurse("attic")
     ctx.recurse("etc")
     ctx.recurse("tests")