esmf: Fix build with gcc@8: (#12678)

var/spack/repos/builtin/packages/esmf/cstddef.patch

@@ -0,0 +1,159 @@
+From 7980f9c7c5ca8cfe88f684c962d4d02b23734ba7 Mon Sep 17 00:00:00 2001
+From: Walter Spector <walter.spector@hpe.com>
+Date: Wed, 2 May 2018 13:36:17 -0700
+Subject: [PATCH] Include <cstddef> for size_t where needed with gfortran and
+ PGI - especially on darwin.
+
+---
+ build_config/Cygwin.gfortran.default/ESMC_Conf.h      | 1 +
+ build_config/Darwin.gfortran.default/ESMC_Conf.h      | 1 +
+ build_config/Darwin.gfortranclang.default/ESMC_Conf.h | 1 +
+ build_config/Darwin.pgi.default/ESMC_Conf.h           | 2 +-
+ build_config/Linux.gfortran.default/ESMC_Conf.h       | 1 +
+ build_config/Linux.gfortranclang.default/ESMC_Conf.h  | 1 +
+ build_config/Linux.pgi.default/ESMC_Conf.h            | 2 +-
+ build_config/Linux.pgigcc.default/ESMC_Conf.h         | 2 +-
+ build_config/MinGW.gfortran.default/ESMC_Conf.h       | 1 +
+ build_config/Unicos.gfortran.default/ESMC_Conf.h      | 1 +
+ build_config/Unicos.pgi.default/ESMC_Conf.h           | 2 +-
+ 11 files changed, 11 insertions(+), 4 deletions(-)
+
+diff --git a/build_config/Cygwin.gfortran.default/ESMC_Conf.h b/build_config/Cygwin.gfortran.default/ESMC_Conf.h
+index 59938a9c34..bd30b3adb6 100644
+--- a/build_config/Cygwin.gfortran.default/ESMC_Conf.h
++++ b/build_config/Cygwin.gfortran.default/ESMC_Conf.h
+@@ -31,6 +31,7 @@ Licensed under the University of Illinois-NCSA License.
+ // Typedef to match the data type of the 'hidden' string length
+ // argument that Fortran uses when passing CHARACTER strings.
+ #if (__GNUC__ > 7)
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #else
+ typedef int ESMCI_FortranStrLenArg;
+diff --git a/build_config/Darwin.gfortran.default/ESMC_Conf.h b/build_config/Darwin.gfortran.default/ESMC_Conf.h
+index a5e44c2bbc..7efb245743 100644
+--- a/build_config/Darwin.gfortran.default/ESMC_Conf.h
++++ b/build_config/Darwin.gfortran.default/ESMC_Conf.h
+@@ -31,6 +31,7 @@ Licensed under the University of Illinois-NCSA License.
+ // Typedef to match the data type of the 'hidden' string length
+ // argument that Fortran uses when passing CHARACTER strings.
+ #if (__GNUC__ > 7)
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #else
+ typedef int ESMCI_FortranStrLenArg;
+diff --git a/build_config/Darwin.gfortranclang.default/ESMC_Conf.h b/build_config/Darwin.gfortranclang.default/ESMC_Conf.h
+index a5e44c2bbc..7efb245743 100644
+--- a/build_config/Darwin.gfortranclang.default/ESMC_Conf.h
++++ b/build_config/Darwin.gfortranclang.default/ESMC_Conf.h
+@@ -31,6 +31,7 @@ Licensed under the University of Illinois-NCSA License.
+ // Typedef to match the data type of the 'hidden' string length
+ // argument that Fortran uses when passing CHARACTER strings.
+ #if (__GNUC__ > 7)
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #else
+ typedef int ESMCI_FortranStrLenArg;
+diff --git a/build_config/Darwin.pgi.default/ESMC_Conf.h b/build_config/Darwin.pgi.default/ESMC_Conf.h
+index 717f6d8825..4ce0178f48 100644
+--- a/build_config/Darwin.pgi.default/ESMC_Conf.h
++++ b/build_config/Darwin.pgi.default/ESMC_Conf.h
+@@ -27,7 +27,7 @@ Licensed under the University of Illinois-NCSA License.
+ #if (ESMF_PGIVERSION_MAJOR < 12)
+ typedef int ESMCI_FortranStrLenArg;
+ #else
+-#include <stdlib.h>
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #endif
+ #endif
+diff --git a/build_config/Linux.gfortran.default/ESMC_Conf.h b/build_config/Linux.gfortran.default/ESMC_Conf.h
+index cbde731331..e8edf9364d 100644
+--- a/build_config/Linux.gfortran.default/ESMC_Conf.h
++++ b/build_config/Linux.gfortran.default/ESMC_Conf.h
+@@ -31,6 +31,7 @@ Licensed under the University of Illinois-NCSA License.
+ // Typedef to match the data type of the 'hidden' string length
+ // argument that Fortran uses when passing CHARACTER strings.
+ #if (__GNUC__ > 7)
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #else
+ typedef int ESMCI_FortranStrLenArg;
+diff --git a/build_config/Linux.gfortranclang.default/ESMC_Conf.h b/build_config/Linux.gfortranclang.default/ESMC_Conf.h
+index cbde731331..e8edf9364d 100644
+--- a/build_config/Linux.gfortranclang.default/ESMC_Conf.h
++++ b/build_config/Linux.gfortranclang.default/ESMC_Conf.h
+@@ -31,6 +31,7 @@ Licensed under the University of Illinois-NCSA License.
+ // Typedef to match the data type of the 'hidden' string length
+ // argument that Fortran uses when passing CHARACTER strings.
+ #if (__GNUC__ > 7)
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #else
+ typedef int ESMCI_FortranStrLenArg;
+diff --git a/build_config/Linux.pgi.default/ESMC_Conf.h b/build_config/Linux.pgi.default/ESMC_Conf.h
+index 1c2ccaa9b2..618b3edd09 100644
+--- a/build_config/Linux.pgi.default/ESMC_Conf.h
++++ b/build_config/Linux.pgi.default/ESMC_Conf.h
+@@ -35,7 +35,7 @@ is a c++-11 feature.
+ #if (ESMF_PGIVERSION_MAJOR < 12)
+ typedef int ESMCI_FortranStrLenArg;
+ #else
+-#include <stdlib.h>
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #endif
+ #endif
+diff --git a/build_config/Linux.pgigcc.default/ESMC_Conf.h b/build_config/Linux.pgigcc.default/ESMC_Conf.h
+index a374e8230c..cd8fb278b7 100644
+--- a/build_config/Linux.pgigcc.default/ESMC_Conf.h
++++ b/build_config/Linux.pgigcc.default/ESMC_Conf.h
+@@ -27,7 +27,7 @@ Licensed under the University of Illinois-NCSA License.
+ #if (ESMF_PGIVERSION_MAJOR < 12)
+ typedef int ESMCI_FortranStrLenArg;
+ #else
+-#include <stdlib.h>
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #endif
+ #endif
+diff --git a/build_config/MinGW.gfortran.default/ESMC_Conf.h b/build_config/MinGW.gfortran.default/ESMC_Conf.h
+index b0c26fcb18..6fe050d7c6 100644
+--- a/build_config/MinGW.gfortran.default/ESMC_Conf.h
++++ b/build_config/MinGW.gfortran.default/ESMC_Conf.h
+@@ -31,6 +31,7 @@ Licensed under the University of Illinois-NCSA License.
+ // Typedef to match the data type of the 'hidden' string length
+ // argument that Fortran uses when passing CHARACTER strings.
+ #if (__GNUC__ > 7)
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #else
+ typedef int ESMCI_FortranStrLenArg;
+diff --git a/build_config/Unicos.gfortran.default/ESMC_Conf.h b/build_config/Unicos.gfortran.default/ESMC_Conf.h
+index c536a57351..2e84350051 100644
+--- a/build_config/Unicos.gfortran.default/ESMC_Conf.h
++++ b/build_config/Unicos.gfortran.default/ESMC_Conf.h
+@@ -31,6 +31,7 @@ Licensed under the University of Illinois-NCSA License.
+ // Typedef to match the data type of the 'hidden' string length
+ // argument that Fortran uses when passing CHARACTER strings.
+ #if (__GNUC__ > 7)
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #else
+ typedef int ESMCI_FortranStrLenArg;
+diff --git a/build_config/Unicos.pgi.default/ESMC_Conf.h b/build_config/Unicos.pgi.default/ESMC_Conf.h
+index 0be960389a..8da044868c 100644
+--- a/build_config/Unicos.pgi.default/ESMC_Conf.h
++++ b/build_config/Unicos.pgi.default/ESMC_Conf.h
+@@ -27,7 +27,7 @@ Licensed under the University of Illinois-NCSA License.
+ #if (ESMF_PGIVERSION_MAJOR < 12)
+ typedef int ESMCI_FortranStrLenArg;
+ #else
+-#include <stdlib.h>
++#include <cstddef>
+ typedef size_t ESMCI_FortranStrLenArg;
+ #endif
+ #endif
+-- 
+2.17.1
+

var/spack/repos/builtin/packages/esmf/gcc_darwin.patch

@@ -1,10 +0,0 @@
---- a/build_config/Darwin.gfortran.default/ESMC_Conf.h	2019-08-21 10:06:06.000000000 -0600
-+++ b/build_config/Darwin.gfortran.default/ESMC_Conf.h	2019-08-21 10:03:41.000000000 -0600
-@@ -31,6 +31,7 @@
- // Typedef to match the data type of the 'hidden' string length
- // argument that Fortran uses when passing CHARACTER strings.
- #if (__GNUC__ > 7)
-+#include <cstddef>
- typedef size_t ESMCI_FortranStrLenArg;
- #else
- typedef int ESMCI_FortranStrLenArg;

var/spack/repos/builtin/packages/esmf/package.py

@@ -57,9 +57,9 @@ class Esmf(MakefilePackage):
     # installation of dynamic libraries on OSX:
     patch('darwin_dylib_install_name.patch', when='platform=darwin @:7.0.99')
 
-    # Missing include file for gcc compilers on mac
+    # Missing include file for newer gcc compilers
     # https://trac.macports.org/ticket/57493
-    patch('gcc_darwin.patch', when='platform=darwin @7.1.0r %gcc')
+    patch('cstddef.patch', when='@7.1.0r %gcc@8:')
 
     # Make script from mvapich2.patch executable
     @when('@:7.0.99')