From 0073788bfead1239d563e93f60dc8021bbf3dfaf Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Mon, 8 Oct 2018 15:15:43 +0200
Subject: Use compdb tool to include header files in compile_commands.json

---
 backend/ninja/Ninja.cpp | 43 +++++++++++++++++++++++++++++++++----------
 1 file changed, 33 insertions(+), 10 deletions(-)

(limited to 'backend/ninja/Ninja.cpp')

diff --git a/backend/ninja/Ninja.cpp b/backend/ninja/Ninja.cpp
index a212280..ef6c365 100644
--- a/backend/ninja/Ninja.cpp
+++ b/backend/ninja/Ninja.cpp
@@ -979,7 +979,6 @@ namespace backend
 
                 compileCCommand.insert(compileCCommand.end(), { 
                     ninja::NinjaArg::createRaw("-MMD"),
-                    ninja::NinjaArg("-I" + config.getPackageName() + "@exe"),
                     ninja::NinjaArg::createRaw("$globalIncDir")
                 });
 
@@ -1816,20 +1815,18 @@ namespace backend
     
     Result<bool> Ninja::buildCompilationDatabase(const _tinydir_char_t *buildFilePath, const FileString &saveDir)
     {
+        Result<ExecResult> compdbAvailableResult = exec(TINYDIR_STRING("compdb version"), false);
+        bool isCompdbAvailable = (compdbAvailableResult && compdbAvailableResult.unwrap().exitCode == 0);
+
         FileString command = TINYDIR_STRING("ninja -C \"");
-        command += buildFilePath;
+        command += (isCompdbAvailable ? buildFilePath : saveDir);
         command += TINYDIR_STRING("\" -t compdb compile_c compile_cpp compile_zig > \"");
-        command += saveDir;
+        command += buildFilePath;
         command += TINYDIR_STRING("/compile_commands.json\"");
         Result<ExecResult> execResult = exec(command.c_str(), false);
-        if(execResult.isOk())
+        if(execResult)
         {
-            if(execResult.unwrap().exitCode == 0)
-            {
-                //printf("%s\n", execResult.unwrap().execStdout.c_str());
-                return Result<bool>::Ok(true);
-            }
-            else
+            if(execResult.unwrap().exitCode != 0)
             {
                 string errMsg = "Failed to build compilation database, reason: ";
                 errMsg += execResult.unwrap().execStdout;
@@ -1842,5 +1839,31 @@ namespace backend
             errMsg += execResult.getErrMsg();
             return Result<bool>::Err(errMsg);
         }
+
+        if(isCompdbAvailable)
+        {
+            command = TINYDIR_STRING("compdb -p \"");
+            command += buildFilePath;
+            command += TINYDIR_STRING("\" list > \"");
+            command += saveDir;
+            command += TINYDIR_STRING("/compile_commands.json\"");
+            execResult = exec(command.c_str(), false);
+            if(execResult)
+            {
+                if(execResult.unwrap().exitCode != 0)
+                {
+                    string errMsg = "Failed to build compilation database, reason: ";
+                    errMsg += execResult.unwrap().execStdout;
+                    return Result<bool>::Err(errMsg);
+                }
+            }
+            else
+            {
+                string errMsg = "Failed to build compilation database, reason: ";
+                errMsg += execResult.getErrMsg();
+                return Result<bool>::Err(errMsg);
+            }
+        }
+        return Result<bool>::Ok(true);
     }
 }
-- 
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