From 90f9b8a7bcd02b154a0c068c0589171b43ffba8d Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Thu, 31 Oct 2013 14:35:00 +0000
Subject: [PATCH] Rules adjustments in order to build on DragonFly BSD.

Patch by Robin Hahling.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193750 91177308-0d34-0410-b5e6-96231b3b80d8
---
 Makefile.rules            | 4 ++--
 lib/Support/Unix/Path.inc | 5 +++--
 tools/llvm-shlib/Makefile | 4 ++--
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/Makefile.rules b/Makefile.rules
index ed7e0e90478..e53598b0276 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -274,7 +274,7 @@ CPP.Defines :=
 ifeq ($(ENABLE_OPTIMIZED),1)
   BuildMode := Release
   # Don't use -fomit-frame-pointer on Darwin or FreeBSD.
-  ifneq ($(HOST_OS), $(filter $(HOST_OS), Cygwin Darwin FreeBSD GNU/kFreeBSD))
+  ifneq ($(HOST_OS), $(filter $(HOST_OS), Cygwin Darwin DragonFly FreeBSD GNU/kFreeBSD))
     OmitFramePointer := -fomit-frame-pointer
   endif
 
@@ -1290,7 +1290,7 @@ LD.Flags += -Wl,-exported_symbol,_main
 endif
 endif
 
-ifeq ($(HOST_OS), $(filter $(HOST_OS), Linux NetBSD FreeBSD GNU/kFreeBSD GNU))
+ifeq ($(HOST_OS), $(filter $(HOST_OS), DragonFly Linux NetBSD FreeBSD GNU/kFreeBSD GNU))
 ifneq ($(ARCH), Mips)
   LD.Flags += -Wl,--version-script=$(LLVM_SRC_ROOT)/autoconf/ExportMap.map
 endif
diff --git a/lib/Support/Unix/Path.inc b/lib/Support/Unix/Path.inc
index f6a137e7a0b..c9dc8716714 100644
--- a/lib/Support/Unix/Path.inc
+++ b/lib/Support/Unix/Path.inc
@@ -182,7 +182,7 @@ namespace sys  {
 namespace fs {
 #if defined(__FreeBSD__) || defined (__NetBSD__) || defined(__Bitrig__) || \
     defined(__OpenBSD__) || defined(__minix) || defined(__FreeBSD_kernel__) || \
-    defined(__linux__) || defined(__CYGWIN__)
+    defined(__linux__) || defined(__CYGWIN__) || defined(__DragonFly__)
 static int
 test_dir(char buf[PATH_MAX], char ret[PATH_MAX],
     const char *dir, const char *bin)
@@ -251,7 +251,8 @@ std::string getMainExecutable(const char *argv0, void *MainAddr) {
       return link_path;
   }
 #elif defined(__FreeBSD__) || defined (__NetBSD__) || defined(__Bitrig__) || \
-      defined(__OpenBSD__) || defined(__minix) || defined(__FreeBSD_kernel__)
+      defined(__OpenBSD__) || defined(__minix) || defined(__DragonFly__) || \
+      defined(__FreeBSD_kernel__)
   char exe_path[PATH_MAX];
 
   if (getprogpath(exe_path, argv0) != NULL)
diff --git a/tools/llvm-shlib/Makefile b/tools/llvm-shlib/Makefile
index 1d9053b3d3b..92f3132ff53 100644
--- a/tools/llvm-shlib/Makefile
+++ b/tools/llvm-shlib/Makefile
@@ -62,13 +62,13 @@ ifeq ($(HOST_OS),Darwin)
     endif
 endif
 
-ifeq ($(HOST_OS), $(filter $(HOST_OS), Linux FreeBSD GNU/kFreeBSD OpenBSD GNU Bitrig))
+ifeq ($(HOST_OS), $(filter $(HOST_OS), DragonFly Linux FreeBSD GNU/kFreeBSD OpenBSD GNU Bitrig))
     # Include everything from the .a's into the shared library.
     LLVMLibsOptions := -Wl,--whole-archive $(LLVMLibsOptions) \
                        -Wl,--no-whole-archive
 endif
 
-ifeq ($(HOST_OS), $(filter $(HOST_OS), Linux FreeBSD GNU/kFreeBSD GNU))
+ifeq ($(HOST_OS), $(filter $(HOST_OS), DragonFly Linux FreeBSD GNU/kFreeBSD GNU))
     # Add soname to the library.
     LLVMLibsOptions += -Wl,--soname,lib$(LIBRARYNAME)$(SHLIBEXT)
 endif
-- 
2.34.1