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#!/usr/bin/perl -w |
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|
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# Determine which compilers are installed; then set make variables to indicate that |
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# Also, set DEFAULT values for Stanford-specific (if running at Stanford) make variables. |
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# To override the DEFAULT Stanford values, create a config.local file. |
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|
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use constant ICCMAJOR => 9; |
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use constant ICCMINOR => 0; |
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use constant IFORTMAJOR => 9; |
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use constant IFORTMINOR => 0; |
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use constant GCCMAJOR => 3; |
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use constant GCCMINOR => 0; |
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use constant GFORTMAJOR => 4; |
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use constant GFORTMINOR => 2; |
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|
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my($arg); |
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my($pos); |
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my($outdir); |
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my($outfile); |
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my($customdefsfile); |
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my($major); |
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my($minor); |
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my($hasicc); |
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my($hasifort); |
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my($hasgcc); |
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my($hasgfort); |
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my($skipautocomp); |
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my($line); |
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|
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while ($arg = shift(@ARGV)) |
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{ |
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if (($pos = index($arg, "-d", 0)) == 0) |
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{ |
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$outdir = substr($arg, 2); |
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} |
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elsif (($pos = index($arg, "-f", 0)) == 0) |
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{ |
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$outfile = substr($arg, 2); |
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} |
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elsif (($pos = index($arg, "-c", 0)) == 0) |
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{ |
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$customdefsfile = substr($arg, 2); |
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} |
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} |
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|
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$outfile = "$outdir/$outfile"; |
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|
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$hasicc = 0; |
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$hasifort = 0; |
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$hasgcc = 0; |
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$hasgfort = 0; |
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$skipautocomp = 0; |
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|
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if (defined($outdir) && defined($outfile)) |
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{ |
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# Check to see if user does not want to auto-configure compiler make variables |
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# Read the file containing the defs (right now, customizeddefs.h for Stanford, |
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# localization.h for non-Stanford). |
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if (defined($customdefsfile) && -e $customdefsfile) |
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{ |
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if (open(DEFSFILE, "<$customdefsfile")) |
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{ |
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my($doautocomp) = 0; |
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|
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while (defined($line = <DEFSFILE>)) |
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{ |
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if ($line =~ /AUTOSELCOMP\s+(.+)/) |
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{ |
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$doautocomp = $1; |
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$skipautocomp = !$doautocomp; |
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last; |
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} |
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} |
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|
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close(DEFSFILE); |
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} |
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} |
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|
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if (!$skipautocomp) |
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{ |
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# Try icc |
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$ans = `icc -V 2>&1`; |
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|
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if (defined($ans) && $ans =~ /Version\s+(\d+)\.(\d+)/) |
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{ |
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$major = $1; |
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$minor = $2; |
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|
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if (IsVersion($major, $minor, ICCMAJOR, ICCMINOR)) |
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{ |
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$hasicc = 1; |
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} |
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} |
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|
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# Try gcc |
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if (!$hasicc) |
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{ |
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$ans = `gcc -v 2>&1`; |
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if (defined($ans) && $ans =~ /gcc\s+version\s+(\d+)\.(\d+)/) |
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{ |
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$major = $1; |
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$minor = $2; |
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|
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if (IsVersion($major, $minor, GCCMAJOR, GCCMINOR)) |
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{ |
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$hasgcc = 1; |
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} |
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} |
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} |
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|
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# Try ifort |
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$ans = `ifort -V 2>&1`; |
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if (defined($ans) && $ans =~ /Version\s+(\d+)\.(\d+)/) |
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{ |
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$major = $1; |
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$minor = $2; |
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|
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if (IsVersion($major, $minor, IFORTMAJOR, IFORTMINOR)) |
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{ |
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$hasifort = 1; |
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} |
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} |
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|
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# Try gfortran |
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if (!$hasifort) |
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{ |
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$ans = `gfortran -v 2>&1`; |
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if (defined($ans) && $ans =~ /gcc\s+version\s+(\d+)\.(\d+)/) |
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{ |
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$major = $1; |
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$minor = $2; |
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|
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if (IsVersion($major, $minor, GFORTMAJOR, GFORTMINOR)) |
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{ |
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$hasgfort = 1; |
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} |
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} |
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} |
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} |
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|
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open(OUTFILE, ">>$outfile") || die "Couldn't open file $outfile for writing.\n"; |
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|
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# Error messages |
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if (!$skipautocomp) |
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{ |
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if (!$hasicc && !$hasgcc) |
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{ |
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print "Fatal error: Acceptable C compiler not found! You will be unable to build the DRMS library.\n"; |
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} |
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elsif ($hasicc) |
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{ |
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print OUTFILE "COMPILER = icc\n"; |
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} |
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else |
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{ |
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print OUTFILE "COMPILER = gcc\n"; |
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} |
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|
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if (!$hasifort && !$hasgfort) |
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{ |
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print "Warning: Acceptable Fortran compiler not found! Fortran interface will not be built, and you will be unable to build Fortran modules.\n"; |
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} |
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elsif ($hasifort) |
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{ |
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print OUTFILE "FCOMPILER = ifort\n"; |
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} |
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else |
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{ |
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print OUTFILE "FCOMPILER = gfortran\n"; |
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} |
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} |
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|
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# Print out env var override logic - otherwise we lose this logic in make_basic.mk |
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# as the include of custom.mk comes after this logic in make_basic.mk |
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print OUTFILE "ifneq (\$(JSOC_COMPILER),)\n COMPILER = \$(JSOC_COMPILER)\nendif\n"; |
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print OUTFILE "ifneq (\$(JSOC_FCOMPILER),)\n FCOMPILER = \$(JSOC_FCOMPILER)\nendif\n\n"; |
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|
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# Set DEFAULT values for Stanford-specific (if running at Stanford) make variables. |
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if (-e "suflag.txt") |
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{ |
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my($line); |
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|
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if (open(SUFLAG, "<suflag.txt")) |
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{ |
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while (defined($line = <SUFLAG>)) |
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{ |
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chomp($line); |
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if ($line !~ /^#/ && $line =~ /\S+/) |
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{ |
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print OUTFILE "$line\n"; |
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} |
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} |
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|
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close(SUFLAG); |
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} |
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} |
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|
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close(OUTFILE); |
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} |
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|
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sub IsVersion |
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{ |
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my($maj1) = $_[0]; |
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my($min1) = $_[1]; |
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my($maj2) = $_[2]; |
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my($min2) = $_[3]; |
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|
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my($res) = 0; |
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|
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if ($maj1 > $maj2 || ($maj1 == $maj2 && $min1 >= $min2)) |
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{ |
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$res = 1; |
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} |
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|
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return $res; |
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} |
