Use top-level build directory as environment build directory for unnamed environments - close #170

build_tests/clone_env/Rsconscript

@@ -1,10 +1,10 @@
-debug = env(echo: :command) do |env|
+debug = env("dbg", echo: :command) do |env|
   env['CFLAGS'] = '-O2'
   env['CPPFLAGS'] = '-DSTRING="Debug Version"'
   env.Program('program-debug.exe', Dir['src/*.c'])
 end
 
-release = debug.clone do |env|
+release = debug.clone("rls") do |env|
   env["CPPFLAGS"] = '-DSTRING="Release Version"'
   env.Program('program-release.exe', Dir['src/*.c'])
 end

build_tests/clone_env/clone_all.rb

@@ -1,4 +1,4 @@
-env1 = env(echo: :command) do |env|
+env1 = env("e1", echo: :command) do |env|
   env['CFLAGS'] = '-O2'
   env.add_build_hook do |builder|
     builder.vars['CPPFLAGS'] = '-DSTRING="Hello"'
@@ -9,6 +9,6 @@ env1 = env(echo: :command) do |env|
   env.Program('program.exe', Dir['src/*.c'])
 end
 
-env2 = env1.clone do |env|
+env2 = env1.clone("e2") do |env|
   env.Program('program2.exe', Dir['src/*.c'])
 end

build_tests/variants/error_unnamed_environment.rb

@@ -0,0 +1,13 @@
+variant "debug"
+variant "release"
+
+with_variants do
+  env do |env|
+    if variant("debug")
+      env["CPPDEFINES"] << "DEBUG"
+    else
+      env["CPPDEFINES"] << "NDEBUG"
+    end
+    env.Program("^/prog.exe", "prog.c")
+  end
+end