From 6cdaa858d03b9c24f54f8157026cebaa02d9ac8a Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Tue, 21 Nov 2017 18:50:56 +0100
Subject: Propagate flags like --sandbox to the daemon properly

---
 src/libstore/globals.cc | 6 +++---
 src/libutil/config.cc   | 6 +++---
 src/libutil/config.hh   | 6 ++++++
 3 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/src/libstore/globals.cc b/src/libstore/globals.cc
index 4fa02f920..d3c96ddd6 100644
--- a/src/libstore/globals.cc
+++ b/src/libstore/globals.cc
@@ -116,17 +116,17 @@ template<> void BaseSetting<SandboxMode>::convertToArg(Args & args, const std::s
     args.mkFlag()
         .longName(name)
         .description("Enable sandboxing.")
-        .handler([=](std::vector<std::string> ss) { value = smEnabled; })
+        .handler([=](std::vector<std::string> ss) { override(smEnabled); })
         .category(category);
     args.mkFlag()
         .longName("no-" + name)
         .description("Disable sandboxing.")
-        .handler([=](std::vector<std::string> ss) { value = smDisabled; })
+        .handler([=](std::vector<std::string> ss) { override(smDisabled); })
         .category(category);
     args.mkFlag()
         .longName("relaxed-" + name)
         .description("Enable sandboxing, but allow builds to disable it.")
-        .handler([=](std::vector<std::string> ss) { value = smRelaxed; })
+        .handler([=](std::vector<std::string> ss) { override(smRelaxed); })
         .category(category);
 }
 
diff --git a/src/libutil/config.cc b/src/libutil/config.cc
index 14c4cca03..d46ca65a3 100644
--- a/src/libutil/config.cc
+++ b/src/libutil/config.cc
@@ -152,7 +152,7 @@ void BaseSetting<T>::convertToArg(Args & args, const std::string & category)
         .longName(name)
         .description(description)
         .arity(1)
-        .handler([=](std::vector<std::string> ss) { set(ss[0]); })
+        .handler([=](std::vector<std::string> ss) { overriden = true; set(ss[0]); })
         .category(category);
 }
 
@@ -201,12 +201,12 @@ template<> void BaseSetting<bool>::convertToArg(Args & args, const std::string &
     args.mkFlag()
         .longName(name)
         .description(description)
-        .handler([=](std::vector<std::string> ss) { value = true; })
+        .handler([=](std::vector<std::string> ss) { override(true); })
         .category(category);
     args.mkFlag()
         .longName("no-" + name)
         .description(description)
-        .handler([=](std::vector<std::string> ss) { value = false; })
+        .handler([=](std::vector<std::string> ss) { override(false); })
         .category(category);
 }
 
diff --git a/src/libutil/config.hh b/src/libutil/config.hh
index 99850c1cd..9a32af528 100644
--- a/src/libutil/config.hh
+++ b/src/libutil/config.hh
@@ -142,6 +142,12 @@ public:
 
     void set(const std::string & str) override;
 
+    virtual void override(const T & v)
+    {
+        overriden = true;
+        value = v;
+    }
+
     std::string to_string() override;
 
     void convertToArg(Args & args, const std::string & category) override;
-- 
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