From 2698cbc14f8a2a108a3252f03e053cb47b8b5101 Mon Sep 17 00:00:00 2001
From: dec05eba <0xdec05eba@gmail.com>
Date: Sun, 23 Sep 2018 12:21:06 +0200
Subject: Add build depends

---
 src/Ninja.cpp | 30 +++++++++++++++++++++---------
 1 file changed, 21 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/Ninja.cpp b/src/Ninja.cpp
index f74ab04..9b9e177 100644
--- a/src/Ninja.cpp
+++ b/src/Ninja.cpp
@@ -95,9 +95,9 @@ namespace ninja
         }
     }
 
-    void NinjaRule::build(const std::string &in, const std::string &out, const std::vector<ninja::NinjaArgValue> &additionalArgs)
+    NinjaBuild* NinjaRule::build(const std::string &in, const std::string &out, const std::vector<ninja::NinjaArgValue> &additionalArgs, const std::vector<NinjaBuild*> &dependsOnBuilds)
     {
-        buildFile->build(this, in, out, additionalArgs);
+        return buildFile->build(this, in, out, additionalArgs, dependsOnBuilds);
     }
 
     void NinjaBuildFile::defineGlobalVariable(const std::string &name, const std::string &value)
@@ -125,9 +125,11 @@ namespace ninja
         return rule;
     }
 
-    void NinjaBuildFile::build(const NinjaRule *rule, const std::string &in, const std::string &out, const std::vector<ninja::NinjaArgValue> &additionalArgs)
+    NinjaBuild* NinjaBuildFile::build(const NinjaRule *rule, const std::string &in, const std::string &out, const std::vector<ninja::NinjaArgValue> &additionalArgs, const std::vector<NinjaBuild*> &dependsOnBuilds)
     {
-        builds.push_back({ rule, in, out, additionalArgs });
+        NinjaBuild *build = new NinjaBuild { rule, in, out, additionalArgs, dependsOnBuilds };
+        builds.push_back(build);
+        return build;
     }
 
     std::string NinjaBuildFile::generate() const
@@ -159,15 +161,25 @@ namespace ninja
         }
 
         // TODO: enclose all names with quotes to escape whitespace?
-        for(const NinjaBuild &build : builds)
+        for(const NinjaBuild *build : builds)
         {
             result += "build ";
-            result += build.out;
+            result += build->out;
             result += ": ";
-            result += build.rule->name;
+            result += build->rule->name;
             result += ' ';
-            result += build.in;
-            for(const NinjaArgValue &additionalArg : build.additionalArgs)
+            result += build->in;
+
+            if(!build->dependsOnBuilds.empty())
+            {
+                result += " ||";
+                for(const NinjaBuild *dependsOnBuild : build->dependsOnBuilds)
+                {
+                    result += ' ' + dependsOnBuild->out;
+                }
+            }
+
+            for(const NinjaArgValue &additionalArg : build->additionalArgs)
             {
                 result += "\n  ";
                 result += additionalArg.arg.name;
-- 
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