From 14ada94682fd7857e81e8dc58a2b37c309879a04 Mon Sep 17 00:00:00 2001
From: Sylvestre Ledru <sylvestre@debian.org>
Date: Wed, 11 Apr 2012 15:35:36 +0000
Subject: Fix the build under Debian GNU/Hurd. Thanks to Pino Toscano for the
 patch

llvm-svn: 154500
---
 llvm/lib/Support/Unix/Path.inc    |  5 +++++
 llvm/lib/Support/Unix/PathV2.inc  | 10 ++++++++++
 llvm/lib/Support/Unix/Process.inc |  4 ++--
 3 files changed, 17 insertions(+), 2 deletions(-)

(limited to 'llvm/lib/Support/Unix')

diff --git a/llvm/lib/Support/Unix/Path.inc b/llvm/lib/Support/Unix/Path.inc
index b85b574ce38..ddc1e0f9cec 100644
--- a/llvm/lib/Support/Unix/Path.inc
+++ b/llvm/lib/Support/Unix/Path.inc
@@ -60,6 +60,11 @@
 #include <mach-o/dyld.h>
 #endif
 
+// For GNU Hurd
+#if defined(__GNU__) && !defined(MAXPATHLEN)
+# define MAXPATHLEN 4096
+#endif
+
 // Put in a hack for Cygwin which falsely reports that the mkdtemp function
 // is available when it is not.
 #ifdef __CYGWIN__
diff --git a/llvm/lib/Support/Unix/PathV2.inc b/llvm/lib/Support/Unix/PathV2.inc
index c2d7df66d9c..edb101efb0f 100644
--- a/llvm/lib/Support/Unix/PathV2.inc
+++ b/llvm/lib/Support/Unix/PathV2.inc
@@ -46,6 +46,11 @@
 #include <limits.h>
 #endif
 
+// For GNU Hurd
+#if defined(__GNU__) && !defined(PATH_MAX)
+# define PATH_MAX 4096
+#endif
+
 using namespace llvm;
 
 namespace {
@@ -96,7 +101,12 @@ namespace sys  {
 namespace fs {
 
 error_code current_path(SmallVectorImpl<char> &result) {
+#ifdef MAXPATHLEN
   result.reserve(MAXPATHLEN);
+#else
+// For GNU Hurd
+  result.reserve(1024);
+#endif
 
   while (true) {
     if (::getcwd(result.data(), result.capacity()) == 0) {
diff --git a/llvm/lib/Support/Unix/Process.inc b/llvm/lib/Support/Unix/Process.inc
index 5cdb11ccebc..2d7fd384e8b 100644
--- a/llvm/lib/Support/Unix/Process.inc
+++ b/llvm/lib/Support/Unix/Process.inc
@@ -136,7 +136,7 @@ int Process::GetCurrentGroupId() {
   return getgid();
 }
 
-#ifdef HAVE_MACH_MACH_H
+#if defined(HAVE_MACH_MACH_H) && !defined(__GNU__)
 #include <mach/mach.h>
 #endif
 
@@ -150,7 +150,7 @@ void Process::PreventCoreFiles() {
   setrlimit(RLIMIT_CORE, &rlim);
 #endif
 
-#ifdef HAVE_MACH_MACH_H
+#if defined(HAVE_MACH_MACH_H) && !defined(__GNU__)
   // Disable crash reporting on Mac OS X 10.0-10.4
 
   // get information about the original set of exception ports for the task
-- 
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