From 341e1dad1b97854af182b0b5293a02c553e9a033 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 5 Oct 2004 00:46:21 +0000
Subject: [PATCH] Solaris doesn't have MAP_FILE.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16682 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/System/Unix/MappedFile.cpp | 5 ++++-
 lib/System/Unix/MappedFile.inc | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/System/Unix/MappedFile.cpp b/lib/System/Unix/MappedFile.cpp
index d853acec4f4..7682c23fda1 100644
--- a/lib/System/Unix/MappedFile.cpp
+++ b/lib/System/Unix/MappedFile.cpp
@@ -76,7 +76,10 @@ void MappedFile::unmap() {
 void* MappedFile::map() {
   if (!isMapped()) {
     int prot = PROT_NONE;
-    int flags = MAP_FILE;
+    int flags = 0;
+#ifdef MAP_FILE
+    flags |= MAP_FILE;
+#endif
     if (options_ == 0) {
       prot = PROT_READ;
       flags = MAP_PRIVATE;
diff --git a/lib/System/Unix/MappedFile.inc b/lib/System/Unix/MappedFile.inc
index d853acec4f4..7682c23fda1 100644
--- a/lib/System/Unix/MappedFile.inc
+++ b/lib/System/Unix/MappedFile.inc
@@ -76,7 +76,10 @@ void MappedFile::unmap() {
 void* MappedFile::map() {
   if (!isMapped()) {
     int prot = PROT_NONE;
-    int flags = MAP_FILE;
+    int flags = 0;
+#ifdef MAP_FILE
+    flags |= MAP_FILE;
+#endif
     if (options_ == 0) {
       prot = PROT_READ;
       flags = MAP_PRIVATE;