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authorBoris Kolpackov <boris@codesynthesis.com>2020-12-04 08:39:35 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2020-12-04 08:39:35 +0200
commit4168cda2363f3d796d0b9922852e249aac3131ba (patch)
tree3e74f8926ad2efe57ac8ffbeb03a8585f285e618 /libbuild2/config
parent864d84abcf1579b81f54d8d3f79520137d81f629 (diff)
Mark Buildfile functions as pure or impure
Diffstat (limited to 'libbuild2/config')
-rw-r--r--libbuild2/config/functions.cxx4
1 files changed, 3 insertions, 1 deletions
diff --git a/libbuild2/config/functions.cxx b/libbuild2/config/functions.cxx
index aaf74ec..5e85238 100644
--- a/libbuild2/config/functions.cxx
+++ b/libbuild2/config/functions.cxx
@@ -27,7 +27,9 @@ namespace build2
// config module creation was requested for other meta-operations with
// config.config.module=true in bootstrap.build.
//
- f[".save"] = [] (const scope* s)
+ // Note that this function is not pure.
+ //
+ f.insert (".save", false) += [] (const scope* s)
{
if (s == nullptr)
fail << "config.save() called out of scope" << endf;