From be1084b5241725095a7e0591eaf593a4606204a1 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Wed, 13 Apr 2005 15:39:03 -0400
Subject: COMP: Added KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT check for
 non-standard argument to stl allocator<>::max_size method.  Needed for kwsys
 hashtable to compile on Sun CC.

---
 Source/kwsys/CMakeLists.txt            |  2 ++
 Source/kwsys/Configure.hxx.in          |  4 ++++
 Source/kwsys/hashtable.hxx.in          |  7 +++++++
 Source/kwsys/kwsysPlatformCxxTests.cxx | 13 +++++++++++++
 bootstrap                              | 11 +++++++++++
 5 files changed, 37 insertions(+)

diff --git a/Source/kwsys/CMakeLists.txt b/Source/kwsys/CMakeLists.txt
index 7787933..7926da1 100644
--- a/Source/kwsys/CMakeLists.txt
+++ b/Source/kwsys/CMakeLists.txt
@@ -184,6 +184,8 @@ KWSYS_PLATFORM_CXX_TEST(KWSYS_STL_STRING_HAVE_NEQ_CHAR
   "Checking whether stl string has operator!= for char*" DIRECT)
 KWSYS_PLATFORM_CXX_TEST(KWSYS_STL_HAS_ALLOCATOR_REBIND
   "Checking for rebind member of stl allocator" DIRECT)
+KWSYS_PLATFORM_CXX_TEST(KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT
+  "Checking for non-standard argument to stl allocator<>::max_size" DIRECT)
 IF(KWSYS_IOS_USE_ANSI)
   # ANSI streams always have string operators.
   SET(KWSYS_STL_STRING_HAVE_OSTREAM 1)
diff --git a/Source/kwsys/Configure.hxx.in b/Source/kwsys/Configure.hxx.in
index 13d3a97..1ea8b37 100644
--- a/Source/kwsys/Configure.hxx.in
+++ b/Source/kwsys/Configure.hxx.in
@@ -96,6 +96,9 @@
 /* Whether the stl allocator has rebind.  */
 #define @KWSYS_NAMESPACE@_STL_HAS_ALLOCATOR_REBIND @KWSYS_STL_HAS_ALLOCATOR_REBIND@
 
+/* Whether the stl allocator has a size argument for max_size.  */
+#define @KWSYS_NAMESPACE@_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT @KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT@
+
 /* Whether struct stat has the st_mtim member for high resolution times.  */
 #define @KWSYS_NAMESPACE@_STAT_HAS_ST_MTIM @KWSYS_STAT_HAS_ST_MTIM@
 
@@ -124,6 +127,7 @@
 # define KWSYS_CXX_DEFINE_SPECIALIZATION @KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
 # define KWSYS_CXX_DECL_TYPENAME        @KWSYS_NAMESPACE@_CXX_DECL_TYPENAME
 # define KWSYS_STL_HAS_ALLOCATOR_REBIND @KWSYS_NAMESPACE@_STL_HAS_ALLOCATOR_REBIND
+# define KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT @KWSYS_NAMESPACE@_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT
 #endif
 
 #endif
diff --git a/Source/kwsys/hashtable.hxx.in b/Source/kwsys/hashtable.hxx.in
index a8cf6c7..033bcfd 100644
--- a/Source/kwsys/hashtable.hxx.in
+++ b/Source/kwsys/hashtable.hxx.in
@@ -119,11 +119,18 @@ public:
       alloc_.deallocate(static_cast<alloc_pointer>(static_cast<void*>(p)), n*chunk());
       }
     }
+#if @KWSYS_NAMESPACE@_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT
+  size_type max_size(size_type s) const throw()
+    {
+    return alloc_.max_size(s);
+    }
+#else
   size_type max_size() const throw()
     {
     size_type n = alloc_.max_size() / chunk();
     return n>0? n:1;
     }
+#endif
   void construct(pointer p, const value_type& val) { new (p) value_type(val); }
   void destroy(pointer p) { (void)p; p->~value_type(); }
 private:
diff --git a/Source/kwsys/kwsysPlatformCxxTests.cxx b/Source/kwsys/kwsysPlatformCxxTests.cxx
index 5c1288e..74e83bd 100644
--- a/Source/kwsys/kwsysPlatformCxxTests.cxx
+++ b/Source/kwsys/kwsysPlatformCxxTests.cxx
@@ -122,6 +122,19 @@ int main()
 }
 #endif
 
+#ifdef TEST_KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT
+#include <memory>
+void f(kwsys_stl::allocator<char> const& a)
+{
+  a.max_size(sizeof(int));
+};
+int main()
+{
+  f(kwsys_stl::allocator<char>());
+  return 0;
+}
+#endif
+
 #ifdef TEST_KWSYS_STAT_HAS_ST_MTIM
 #include <sys/types.h>
 #include <sys/stat.h>
diff --git a/bootstrap b/bootstrap
index 548c9c5..5081928 100755
--- a/bootstrap
+++ b/bootstrap
@@ -204,6 +204,7 @@ cmake_kwsys_config_replace_string ()
                 s/@KWSYS_STL_STRING_HAVE_OSTREAM@/${KWSYS_STL_STRING_HAVE_OSTREAM}/g;
                 s/@KWSYS_STL_STRING_HAVE_NEQ_CHAR@/${KWSYS_STL_STRING_HAVE_NEQ_CHAR}/g;
                 s/@KWSYS_STL_HAS_ALLOCATOR_REBIND@/${KWSYS_STL_HAS_ALLOCATOR_REBIND}/g;
+                s/@KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT@/${KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT}/g;
                 s/@KWSYS_CXX_HAS_NULL_TEMPLATE_ARGS@/${KWSYS_CXX_HAS_NULL_TEMPLATE_ARGS}/g;
                 s/@KWSYS_CXX_HAS_MEMBER_TEMPLATES@/${KWSYS_CXX_HAS_MEMBER_TEMPLATES}/g;
                 s/@KWSYS_CXX_HAS_FULL_SPECIALIZATION@/${KWSYS_CXX_HAS_FULL_SPECIALIZATION}/g;
@@ -716,6 +717,7 @@ KWSYS_STL_HAVE_STD=0
 KWSYS_STAT_HAS_ST_MTIM=0
 KWSYS_STL_STRING_HAVE_NEQ_CHAR=0
 KWSYS_STL_HAS_ALLOCATOR_REBIND=0
+KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT=0
 KWSYS_CXX_HAS_NULL_TEMPLATE_ARGS=0
 KWSYS_CXX_HAS_MEMBER_TEMPLATES=0
 KWSYS_CXX_HAS_FULL_SPECIALIZATION=0
@@ -801,6 +803,15 @@ else
 fi
 
 if cmake_try_run "${cmake_cxx_compiler}" \
+  "${cmake_cxx_flags} -DTEST_KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT -DKWSYS_STL_HAVE_STD=${KWSYS_STL_HAVE_STD}" \
+  "${cmake_source_dir}/Source/kwsys/kwsysPlatformCxxTests.cxx" >> cmake_bootstrap.log 2>&1; then
+  KWSYS_STL_HAS_ALLOCATOR_MAX_SIZE_ARGUMENT=1
+  echo "${cmake_cxx_compiler} has non-standard allocator<>::max_size argument"
+else
+  echo "${cmake_cxx_compiler} does not have non-standard allocator<>::max_size argument"
+fi
+
+if cmake_try_run "${cmake_cxx_compiler}" \
   "${cmake_cxx_flags} -DTEST_KWSYS_CXX_HAS_NULL_TEMPLATE_ARGS" \
   "${cmake_source_dir}/Source/kwsys/kwsysPlatformCxxTests.cxx" >> cmake_bootstrap.log 2>&1; then
   echo "${cmake_cxx_compiler} does not require template friends to use <>"
-- 
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