From 94caff5f66cacdd21e5a93cd3de9150a22eeaa3a Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Sat, 16 Dec 2017 04:21:33 +0100
Subject: Add support for sub project (unit tests)

---
 src/FileUtil.cpp | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'src/FileUtil.cpp')

diff --git a/src/FileUtil.cpp b/src/FileUtil.cpp
index 899a1af..7248537 100644
--- a/src/FileUtil.cpp
+++ b/src/FileUtil.cpp
@@ -206,7 +206,26 @@ namespace sibs
 
         return Result<bool>::Ok(true);
     }
+
+    Result<string> getRealPath(const char *path)
+    {
+        // TODO: Verify NULL can be passed as 'resolved' argument with different compilers and operating systems (clang, freebsd etc)
+        char *resolved = realpath(path, nullptr);
+        if(!resolved)
+        {
+            int error = errno;
+            string errMsg = "Failed to get real path for \"";
+            errMsg += path;
+            errMsg += "\": ";
+            errMsg += strerror(error);
+            return Result<string>::Err(errMsg, error);
+        }
+
+        string result = resolved;
+        free(resolved);
+        return Result<string>::Ok(resolved);
+    }
 #else
-#error "TODO: Implement createDirectoryRecursive on windows"
+#error "TODO: Implement createDirectoryRecursive and getRealPath on windows"
 #endif
 }
\ No newline at end of file
-- 
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