Consolidate Autotools linux files (#4044)

There are many architecture-specific linux files in the config
directory, all of which simply redirect to linux-gnulibc1.

This change renames linux-gnulibc1 to linux-gnu and deletes the more
specific files.

1 files changed, 387 insertions, 2 deletions

diff --git a/config/linux-gnu b/config/linux-gnu
index 0431f94..b4139ee 100644
--- a/config/linux-gnu
+++ b/config/linux-gnu
@@ -11,6 +11,391 @@
 # help@hdfgroup.org.
 
 
-# This is the same as linux-gnulibc1
+# This file is part of the HDF5 build script.  It is processed shortly
+# after configure starts and defines, among other things, flags for
+# the various compile modes.
+#
+# See BlankForm in this directory for details.
+
+# The default compiler is `gcc'.
+if test -z "$CC"; then
+    if test "X-$enable_parallel" = "X-yes"; then
+	# default to use mpicc which is the defacto MPI compiler name
+	CC=mpicc
+	CC_BASENAME=mpicc
+    else
+	CC=gcc
+	CC_BASENAME=gcc
+    fi
+fi
+
+# Figure out GNU C compiler flags
+. $srcdir/config/gnu-flags
+
+# Figure out PGI C compiler flags
+. $srcdir/config/pgi-flags
+
+# Figure out CCE C compiler flags
+. $srcdir/config/cce-flags
+
+# Figure out Intel oneAPI C compiler flags
+. $srcdir/config/oneapi-flags
+
+# Figure out Intel classic C compiler flags
+. $srcdir/config/intel-flags
+
+# 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
+        gcc*)
+            FC=gfortran
+            FC_BASENAME=gfortran
+            ;;
+        pgcc*)
+            FC=pgf90
+            FC_BASENAME=pgf90
+            ;;
+        nvc*)
+            FC=nvfortran
+            FC_BASENAME=nvfortran
+            ;;
+        icx*)
+            FC=ifx
+            FC_BASENAME=ifx
+            ;;
+        icc*)
+            FC=ifort
+            FC_BASENAME=ifort
+            ;;
+        mpicc*)
+            FC=mpif90
+            FC_BASENAME=mpif90
+            ;;
+        clang*)
+            # clang has no fortran compiler. Use gfortran.
+            FC=gfortran
+            FC_BASENAME=gfortran
+            ;;
+    esac
+else
+    case $FC in
+        # The PGI and Intel compilers are automatically detected below
+        ifc*|ifort*|pgf90*|nvfortran*)
+            ;;
+
+        *f95*)
+            # Figure out which compiler we are using: pgf90 or Absoft f95
+            RM='rm -f'
+            tmpfile=/tmp/cmpver.$$
+            $FC -V >$tmpfile
+            if test -s "$tmpfile"; then 
+                if( grep -s 'Absoft' $tmpfile > /dev/null) then
+                    FC_BASENAME=f95
+                fi 
+                if( grep -s 'pgf90' $tmpfile > /dev/null) then
+                    FC_BASENAME=pgf90
+                fi 
+            fi
+            $RM $tmpfile
+            fc_version_info=`$FC -V | grep Absoft`
+            ;;
+         # The NAG compiler
+	 *nagfor*|*nagftn*)
+            RM='rm -f'
+            tmpfile=/tmp/cmpver.$$
+            $FC -V >& $tmpfile
+            if test -s "$tmpfile"; then
+                if( grep -s 'NAG Fortran' $tmpfile > /dev/null) then
+                    FC_BASENAME=nagfor
+                fi
+            fi
+            fc_version_info=`grep "NAG Fortran" $tmpfile`
+            echo "compiler '$FC' is $fc_version_info"
+            $RM $tmpfile
+	    ;;
+         *)
+            ;;
+    esac
+fi
+
+# Figure out GNU FC compiler flags
+. $srcdir/config/gnu-fflags
+
+# Figure out PGI FC compiler flags
+. $srcdir/config/pgi-fflags
+
+# Figure out CCE FC compiler flags
+. $srcdir/config/cce-fflags
+
+# Figure out Intel oneAPI FC compiler flags
+. $srcdir/config/oneapi-fflags
+
+# Figure out Intel classic FC compiler flags
+. $srcdir/config/intel-fflags
+
+# Figure out Clang FC compiler flags
+. $srcdir/config/clang-fflags
+
+# Figure out NVHPC FC compiler flags
+. $srcdir/config/nvidia-fflags
+
+case $FC_BASENAME in
+    #
+    # Absoft compiler
+    #
+    f95)
+        # Set required flag for compiling C stubs
+        H5_CFLAGS="$H5_CFLAGS"
+
+        F9XSUFFIXFLAG=""
+        H5_FCFLAGS="$H5_FCFLAGS"
+        FSEARCH_DIRS=""
+
+        # Production
+        PROD_FCFLAGS=
+
+        # Debug
+        DEBUG_FCFLAGS=
+
+        # Symbols
+        SYMBOLS_FCFLAGS="-g"
+        NO_SYMBOLS_FCFLAGS="-s"
+
+        # Profiling
+        PROFILE_FCFLAGS="-pg"
+
+        # Optimization
+        HIGH_OPT_FCFLAGS="-O"
+        DEBUG_OPT_FCFLAGS=
+        NO_OPT_FCFLAGS=
+
+        f9x_flags_set=yes
+        ;;
+#
+#   NAG compiler
+#
+    nagfor)
+
+        F9XSUFFIXFLAG=""
+        AM_FCFLAGS="$AM_FCFLAGS"
+        FSEARCH_DIRS=""
+
+        # Production
+        PROD_FCFLAGS=
+
+        # Debug
+        DEBUG_FCFLAGS="-C"
+
+        # Symbols
+        SYMBOLS_FCFLAGS="-g"
+        NO_SYMBOLS_FCFLAGS="-s"
+
+        # Profiling
+        PROFILE_FCFLAGS="-pg"
+
+        # Optimization
+        HIGH_OPT_FCFLAGS="-O"
+        DEBUG_OPT_FCFLAGS="-O0"
+        NO_OPT_FCFLAGS="-O0"
+
+        f9x_flags_set=yes
+        ;;
+
+esac  
+
+# The default C++ compiler
+
+# The default compiler is `g++'.
+if test -z "$CXX"; then
+  CXX=g++
+  CXX_BASENAME=g++
+fi
+
+# Figure out Intel oneAPI CXX compiler flags
+. $srcdir/config/oneapi-cxxflags
+
+# Figure out Intel classic CXX compiler flags
+# Do this ahead of GNU to avoid icpc being detected as g++
+. $srcdir/config/intel-cxxflags
+
+# Figure out GNU CXX compiler flags
+. $srcdir/config/gnu-cxxflags
+
+# Figure out PGI CXX compiler flags
+. $srcdir/config/pgi-cxxflags
+
+# Figure out Clang CXX compiler flags
+. $srcdir/config/clang-cxxflags
+
+# Figure out NVHPC CXX compiler flags
+. $srcdir/config/nvidia-cxxflags
+
+# compiler version strings
+
+# check if the compiler_version_info is already set
+if test -z "$cc_version_info"; then
+
+case $CC in
+    # whatever matches *pgcc* will also match *gcc*, so this one must come first
+    *pgcc*)
+        cc_version_info=`$CC $CFLAGS $H5_CFLAGS -V 2>&1 | grep 'pgcc'`
+        ;;
+
+    *gcc*)
+        cc_version_info=`$CC $CFLAGS $H5_CFLAGS --version 2>&1 | grep -v 'PathScale' |\
+            grep 'GCC' | sed 's/\(.*(GCC) [-a-z0-9\. ]*\).*/\1/'`
+        ;;
+    # this must come before *icc* for the same reason
+    *mpicc*)
+        cc_version_info=`$CC $CCFLAGS $H5_CCFLAGS -v 2>&1 | grep 'version' |\
+            sed 's/^[a-z0-9]* for //' |\
+            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' |\
+            sed 's/\(Intel.* Compiler\).*\( Version [a-z0-9\.]*\).*\( Build [0-9]*\)/\1\2\3/'`
+        ;;
+
+    *icc*)
+        cc_version_info=`$CC $CCFLAGS $H5_CCFLAGS -V 2>&1 | grep 'Version' |\
+            sed 's/\(Intel.* Compiler\).*\( Version [a-z0-9\.]*\).*\( Build [0-9]*\)/\1\2\3/'`
+        ;;
+
+    *clang*)
+        cc_version_info="`$CC $CFLAGS $H5_CFLAGS --version 2>&1 |\
+            grep 'clang version' | sed 's/.*clang version \([-a-z0-9\.]*\).*/\1/'`"
+        ;;
+
+    *)
+        echo "No match to get cc_version_info for $CC"
+        ;;
+esac
+
+fi
+
+# get fortran version info
+# check if the compiler_version_info is already set
+if test -z "$fc_version_info"; then
+case $FC in
+    *gfortran*)
+        fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS --version 2>&1 |\
+            grep 'GCC' | sed 's/\(.*(GCC) [-a-z0-9\. ]*\).*/\1/'`
+        ;;
+
+    *mpif90*)
+        fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS -v 2>&1 | grep 'version' |\
+            sed 's/^[a-z0-9]* for //' |\
+            sed 's/\"/\\\"/g' |\
+            sed 's/^\([a-z]* \)/ built with \1/1'`
+        fc_version_info=`echo $fc_version_info`
+        ;;
+
+    *ifx*)
+        fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS -V 2>&1 | grep 'Version' |\
+            sed 's/\(Intel.* Compiler\).*\( Version [a-z0-9\.]*\).*\( Build [0-9]*\)/\1\2\3/'`
+        ;;
+
+    *ifc*|*ifort*)
+        fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS -V 2>&1 | grep 'Version' |\
+            sed 's/\(Intel.* Compiler\).*\( Version [a-z0-9\.]*\).*\( Build [0-9]*\)/\1\2\3/'`
+        ;;
+
+    *f95*)
+        # Figure out which compiler we are using: pgf90 or Absoft f95
+        RM='rm -f'
+        tmpfile=/tmp/cmpver.$$
+        $FC -V >$tmpfile
+        if test -s "$tmpfile"; then 
+            if( grep -s 'Absoft' $tmpfile > /dev/null) then
+                FC_BASENAME=f95
+            fi 
+        fi
+        $RM $tmpfile
+        fc_version_info=`$FC -V | grep Absoft`
+        ;;
+
+    *g95*)
+        fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS --version 2>&1 |\
+            grep 'GCC'` 
+        ;;
+
+    *pgf90*)
+        fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS -V 2>&1 | grep 'pgf90'`
+        ;;
+
+    *nvfortran*)
+        fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS -V 2>&1 | grep 'nvfortran'`
+        ;;
+
+    *nagfor*|*nagftn*)
+        RM='rm -f'
+        tmpfile=/tmp/cmpver.$$
+        $FC -V >& $tmpfile
+        if test -s "$tmpfile"; then
+           if( grep -s 'NAG Fortran' $tmpfile > /dev/null) then
+               FC_BASENAME=nagfor
+           fi
+        fi
+        fc_version_info=`grep "NAG Fortran" $tmpfile`
+        $RM $tmpfile
+        echo "compiler '$FC' is $fc_version_info"
+	;;
+
+     *)
+        echo "No match to get fc_version_info for $FC"
+        ;;
+esac
+fi
+
+# get c++ version info
+# check if the compiler_version_info is already set
+if test -z "$cxx_version_info"; then
+case $CXX in
+    *nvc++*)
+        cxx_version_info=`$CXX $CXXFLAGS $H5_CXXFLAGS -V 2>&1 | grep 'nvc++'`
+        ;;
+    *pgc++*)
+        cxx_version_info=`$CXX $CXXFLAGS $H5_CXXFLAGS -V 2>&1 | grep 'pgc++'`
+        ;;
+    *g++*)
+        cxx_version_info=`$CXX $CXXFLAGS $H5_CXXFLAGS --version 2>&1 |\
+            grep 'GCC' | sed 's/\(.*(GCC) [-a-z0-9\. ]*\).*/\1/'`
+        ;;
+    *icpx*)
+        cxx_version_info=`$CXX $CXXFLAGS $H5_CXXFLAGS -V 2>&1 | grep 'Version' |\
+            sed 's/\(Intel.* Compiler\).*\( Version [a-z0-9\.]*\).*\( Build [0-9]*\)/\1\2\3/'`
+        ;;
+    *icpc*)
+        cxx_version_info=`$CXX $CXXFLAGS $H5_CXXFLAGS -V 2>&1 | grep 'Version' |\
+            sed 's/\(Intel.* Compiler\).*\( Version [a-z0-9\.]*\).*\( Build [0-9]*\)/\1\2\3/'`
+        ;;
+    *mpicxx*)
+        cxx_version_info=`$CXX $CXXFLAGS $H5_CXXFLAGS -v 2>&1 | grep 'version' |\
+            sed 's/^[a-z0-9]* for //' |\
+            sed 's/^\([a-z]* \)/ built with \1/1'`
+        cxx_version_info=`echo $cxx_version_info`
+        ;; 
+
+    *clang++*)
+        cxx_version_info="`$CXX $CXXFLAGS $H5_CXXFLAGS --version 2>&1 |\
+            grep 'clang version' | sed 's/.*clang version \([-a-z0-9\.]*\).*/\1/'`"
+        ;;
 
-. $srcdir/config/linux-gnulibc1
+    *)
+        echo "No match to get cxx_version_info for $CXX"
+        ;;
+esac
+fi