From d48e1c4798bc9890a489c14557abe81e03b8baa4 Mon Sep 17 00:00:00 2001
From: Wolfgang Thaller <wolfgang.thaller@gmx.net>
Date: Tue, 5 Nov 2019 22:13:56 +0100
Subject: [PATCH] MakePEF: set weak flag on individual symbols

---
 PEFTools/MakePEF.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/PEFTools/MakePEF.cc b/PEFTools/MakePEF.cc
index 8060795320..ad6a1c4093 100755
--- a/PEFTools/MakePEF.cc
+++ b/PEFTools/MakePEF.cc
@@ -458,7 +458,9 @@ void mkpef(const std::string& inFn, const std::string& outFn)
         for(unsigned j=0;j<importLibs[i].imports.size();j++)
         {
             PEFImportedSymbol sym;
-            sym.classAndName = PEFComposeImportedSymbol(kPEFTVectorSymbol /* ### */,
+            uint8_t weakflag = importLibs[i].weak ? 0x80 : 0;
+
+            sym.classAndName = PEFComposeImportedSymbol(weakflag | kPEFTVectorSymbol /* ### */,
                                     importLibs[i].symNameOffsets[j]);
             eswap(&sym);
             out.write((char*)&sym, sizeof(sym));