From edab35e216bc3839915129e54f98160428634283 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Mon, 12 Aug 2019 14:56:03 +0300
Subject: Add support for default options files

---
 bdep/sync.cxx | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

(limited to 'bdep/sync.cxx')

diff --git a/bdep/sync.cxx b/bdep/sync.cxx
index cb85e98..ab2fb2b 100644
--- a/bdep/sync.cxx
+++ b/bdep/sync.cxx
@@ -861,4 +861,59 @@ namespace bdep
 
     return 0;
   }
+
+  default_options_files
+  options_files (const char*, const cmd_sync_options& o, const strings&)
+  {
+    // bdep.options
+    // bdep-{sync|sync-implicit}.options
+
+    default_options_files r {{path ("bdep.options")}, nullopt};
+
+    // Add bdep-sync-implicit.options for an implicit sync and
+    // bdep-sync.options otherwise. Omit the search start dir in the former
+    // case.
+    //
+    auto add = [&r] (const string& n)
+    {
+      r.files.push_back (path ("bdep-" + n + ".options"));
+    };
+
+    if (o.implicit () || o.hook_specified ())
+    {
+      add ("sync-implicit");
+    }
+    else
+    {
+      add ("sync");
+
+      r.start_dir = find_project (o);
+    }
+
+    return r;
+  }
+
+  cmd_sync_options
+  merge_options (const default_options<cmd_sync_options>& defs,
+                 const cmd_sync_options& cmd)
+  {
+    return merge_default_options (
+      defs,
+      cmd,
+      [] (const default_options_entry<cmd_sync_options>& e,
+          const cmd_sync_options&)
+      {
+        const cmd_sync_options& o (e.options);
+
+        auto forbid = [&e] (const char* opt, bool specified)
+        {
+          if (specified)
+            fail (e.file) << opt << " in default options file";
+        };
+
+        forbid ("--directory|-d", o.directory_specified ());
+        forbid ("--implicit",     o.implicit ());
+        forbid ("--hook",         o.hook_specified ());
+      });
+  }
 }
-- 
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