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-rw-r--r--libbuild2/test/script/script.hxx18
1 files changed, 17 insertions, 1 deletions
diff --git a/libbuild2/test/script/script.hxx b/libbuild2/test/script/script.hxx
index 319a9e2..3c2cbc4 100644
--- a/libbuild2/test/script/script.hxx
+++ b/libbuild2/test/script/script.hxx
@@ -96,6 +96,22 @@ namespace build2
scope_state state = scope_state::unknown;
+ // The command expression execution nesting level. Can be maintained
+ // by the runner to, for example, only perform some housekeeping on
+ // the topmost level (add the test id to the diagnostics, etc).
+ //
+ // Note that the command expression execution can be nested, so that
+ // the outer expression execution is not completed before all the
+ // inner expressions are executed. As for example in:
+ //
+ // echo 'a b' | for x
+ // echo 'c d' | for y
+ // test $x $y
+ // end
+ // end
+ //
+ size_t exec_level = 0;
+
// Test program paths.
//
// Currently always contains a single element (see test_program() for
@@ -105,7 +121,7 @@ namespace build2
//
small_vector<const path*, 1> test_programs;
- void
+ virtual void
set_variable (string name,
names&&,
const string& attrs,