From 9400b0b86c27f85a72e371a5856de3440e4068ff Mon Sep 17 00:00:00 2001
From: Jordan Henderson <jhenderson@hdfgroup.org>
Date: Mon, 30 Oct 2023 17:50:40 -0500
Subject: [PATCH] Add processing of NVHPC flags in linux-gnulibc1 file

---
 config/linux-gnulibc1 | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

diff --git a/config/linux-gnulibc1 b/config/linux-gnulibc1
index 328f8d3cec3..92f2be63df5 100644
--- a/config/linux-gnulibc1
+++ b/config/linux-gnulibc1
@@ -47,6 +47,9 @@ fi
 # Figure out Clang C compiler flags
 . $srcdir/config/clang-flags
 
+# Figure out NVHPC C compiler flags
+. $srcdir/config/nvidia-flags
+
 # Use default Fortran 90 compiler according to what C compiler is used.
 if test "X-" = "X-$FC"; then
     case $CC_BASENAME in
@@ -58,6 +61,10 @@ if test "X-" = "X-$FC"; then
             FC=pgf90
             FC_BASENAME=pgf90
             ;;
+        nvc*)
+            FC=nvfortran
+            FC_BASENAME=nvfortran
+            ;;
         icx*)
             FC=ifx
             FC_BASENAME=ifx
@@ -79,7 +86,7 @@ if test "X-" = "X-$FC"; then
 else
     case $FC in
         # The PGI and Intel compilers are automatically detected below
-        ifc*|ifort*|pgf90*)
+        ifc*|ifort*|pgf90*|nvfortran*)
             ;;
 
         *f95*)
@@ -135,6 +142,9 @@ fi
 # Figure out Clang FC compiler flags
 . $srcdir/config/clang-fflags
 
+# Figure out NVHPC FC compiler flags
+. $srcdir/config/nvidia-fflags
+
 case $FC_BASENAME in
     #
     # Absoft compiler
@@ -226,6 +236,9 @@ fi
 # Figure out Clang CXX compiler flags
 . $srcdir/config/clang-cxxflags
 
+# Figure out NVHPC CXX compiler flags
+. $srcdir/config/nvidia-cxxflags
+
 # compiler version strings
 
 # check if the compiler_version_info is already set
@@ -248,7 +261,11 @@ case $CC in
             sed 's/\"/\\\"/g' |\
             sed 's/^\([a-z]* \)/ built with \1/1'`
         cc_version_info=`echo $cc_version_info`
-        ;; 
+        ;;
+
+    *nvc*)
+        cc_version_info=`$CC $CFLAGS $H5_CFLAGS -V 2>&1 | grep 'nvc'`
+        ;;
 
     *icx*)
         cc_version_info=`$CC $CCFLAGS $H5_CCFLAGS -V 2>&1 | grep 'Version' |\
@@ -322,6 +339,10 @@ case $FC in
         fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS -V 2>&1 | grep 'pgf90'`
         ;;
 
+    *nvfortran*)
+        fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS -V 2>&1 | grep 'nvfortran'`
+        ;;
+
     *nagfor*|*nagftn*)
         RM='rm -f'
         tmpfile=/tmp/cmpver.$$