From 97fa4ca1565d216d102af9510b17966c28c7a52a Mon Sep 17 00:00:00 2001
From: Mohamed El-Tahan <meltahan@bloomberg.net>
Date: Wed, 2 Sep 2015 11:34:23 -0400
Subject: Fixing compile errors on Solaris in 64-bit mode

---
 m4/acx_check_suncc.m4                                  | 17 ++++++-----------
 src/google/protobuf/compiler/command_line_interface.cc |  5 +++++
 src/google/protobuf/stubs/atomicops.h                  |  2 +-
 src/google/protobuf/stubs/platform_macros.h            |  2 +-
 4 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/m4/acx_check_suncc.m4 b/m4/acx_check_suncc.m4
index 89185932..8bc0a890 100644
--- a/m4/acx_check_suncc.m4
+++ b/m4/acx_check_suncc.m4
@@ -42,7 +42,6 @@ AC_DEFUN([ACX_CHECK_SUNCC],[
 
         AS_IF([test "x$ac_enable_64bit" = "xyes"],[
 
-          AC_DEFINE([SOLARIS_64BIT_ENABLED], [1], [64bit enabled])
           AS_IF([test "x$libdir" = "x\${exec_prefix}/lib"],[
            dnl The user hasn't overridden the default libdir, so we'll
            dnl the dir suffix to match solaris 32/64-bit policy
@@ -52,17 +51,13 @@ AC_DEFUN([ACX_CHECK_SUNCC],[
           dnl This should just be set in CPPFLAGS and in LDFLAGS, but libtool
           dnl does the wrong thing if you don't put it into CXXFLAGS. sigh.
           dnl (It also needs it in CFLAGS, or it does a different wrong thing!)
-          AS_IF([test "x${ac_cv_env_CXXFLAGS_set}" = "x"],[
-            CXXFLAGS="${CXXFLAGS} -m64"
-            ac_cv_env_CXXFLAGS_set=set
-            ac_cv_env_CXXFLAGS_value='-m64'
-          ])
+          CXXFLAGS="${CXXFLAGS} -m64"
+          ac_cv_env_CXXFLAGS_set=set
+          ac_cv_env_CXXFLAGS_value='-m64'
 
-          AS_IF([test "x${ac_cv_env_CFLAGS_set}" = "x"],[
-            CFLAGS="${CFLAGS} -m64"
-            ac_cv_env_CFLAGS_set=set
-            ac_cv_env_CFLAGS_value='-m64'
-          ])
+          CFLAGS="${CFLAGS} -m64"
+          ac_cv_env_CFLAGS_set=set
+          ac_cv_env_CFLAGS_value='-m64'
 
           AS_IF([test "$target_cpu" = "sparc" -a "x$SUNCC" = "xyes" ],[
             CXXFLAGS="-xmemalign=8s ${CXXFLAGS}"
diff --git a/src/google/protobuf/compiler/command_line_interface.cc b/src/google/protobuf/compiler/command_line_interface.cc
index 26a4f0b0..a77cdc23 100644
--- a/src/google/protobuf/compiler/command_line_interface.cc
+++ b/src/google/protobuf/compiler/command_line_interface.cc
@@ -33,6 +33,7 @@
 //  Sanjay Ghemawat, Jeff Dean, and others.
 
 #include <google/protobuf/compiler/command_line_interface.h>
+#include <google/protobuf/stubs/platform_macros.h>
 
 #include <stdio.h>
 #include <sys/types.h>
@@ -48,6 +49,10 @@
 #include <iostream>
 #include <ctype.h>
 
+#ifdef GOOGLE_PROTOBUF_ARCH_SPARC 
+#include <limits.h> //For PATH_MAX
+#endif
+
 #include <memory>
 #ifndef _SHARED_PTR_H
 #include <google/protobuf/stubs/shared_ptr.h>
diff --git a/src/google/protobuf/stubs/atomicops.h b/src/google/protobuf/stubs/atomicops.h
index 5fa31b0a..6deab318 100644
--- a/src/google/protobuf/stubs/atomicops.h
+++ b/src/google/protobuf/stubs/atomicops.h
@@ -76,7 +76,7 @@ typedef int32 Atomic32;
 #ifdef GOOGLE_PROTOBUF_ARCH_64_BIT
 // We need to be able to go between Atomic64 and AtomicWord implicitly.  This
 // means Atomic64 and AtomicWord should be the same type on 64-bit.
-#if defined(__ILP32__) || defined(GOOGLE_PROTOBUF_OS_NACL) || defined(GOOGLE_PROTOBUF_ARCH_SPARC)
+#if defined(__ILP32__) || defined(GOOGLE_PROTOBUF_OS_NACL)
 // NaCl's intptr_t is not actually 64-bits on 64-bit!
 // http://code.google.com/p/nativeclient/issues/detail?id=1162
 // sparcv9's pointer type is 32bits
diff --git a/src/google/protobuf/stubs/platform_macros.h b/src/google/protobuf/stubs/platform_macros.h
index 9e0344d8..55d32759 100644
--- a/src/google/protobuf/stubs/platform_macros.h
+++ b/src/google/protobuf/stubs/platform_macros.h
@@ -65,7 +65,7 @@
 #define GOOGLE_PROTOBUF_ARCH_32_BIT 1
 #elif defined(sparc)
 #define GOOGLE_PROTOBUF_ARCH_SPARC 1
-#ifdef SOLARIS_64BIT_ENABLED
+#if defined(__sparc_v9__) || defined(__sparcv9) || defined(__arch64__)
 #define GOOGLE_PROTOBUF_ARCH_64_BIT 1
 #else
 #define GOOGLE_PROTOBUF_ARCH_32_BIT 1
-- 
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