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|
#!/bin/perl
#/*@@
# @file configure.pl
# @date Fri Jan 8 15:06:22 1999
# @author Tom Goodale
# @desc
# Prototype configure script for the CCTK
# @enddesc
#@@*/
$tmphome = shift(@ARGV);
print "Determining number of fortran underscores...\n";
# Create a test file
open(OUT, ">fname_test.f") || die "Cannot open fname_test.f\n";
print OUT <<EOT;
subroutine test_name(a)
integer a
a = 1
return
end
EOT
close OUT;
# Compile the test file
system("f90 -c fname_test.f");
$retcode = $? >> 8;
if($retcode > 0)
{
print "Failed to compile fname_test.f\n";
}
# Search the object file for the appropriate symbols
open(IN, "<fname_test.o") || die "Cannot open fname_test.o\n";
while(<IN>)
{
$line = $_;
if($line =~ m:(TEST_NAME)(_*):i)
{
$name = $1;
$underscores = $2;
if($name =~ m:TEST_NAME:)
{
print "Uppercase - ";
$case = 1;
}
if($name =~ m:test_name:)
{
print "Lowercase - ";
$case = 0;
}
if($underscores eq "")
{
print " No trailing underscore\n";
$n_underscores = 0;
}
if($underscores eq "_")
{
print "One trailing underscore\n";
$n_underscores = 1;
}
if($underscores eq "__")
{
print "Two trailing underscores\n";
$n_underscores = 2;
}
}
}
close IN;
# Delete the temporary files
unlink <fname_test.*>;
# Determine the case and number of underscores
if($n_underscores == 0)
{
$normal_suffix = "";
$underscore_suffix = "";
}
if($n_underscores == 1)
{
$normal_suffix = "_";
$underscore_suffix = "_";
}
if($n_underscores == 2)
{
$normal_suffix = "_";
$underscore_suffix = "__";
}
if($case = 0)
{
$case_prefix = "\\L";
}
if($case = 1)
{
$case_prefix = "\\L";
}
# Create the perl module to map the fortran names.
open(OUT, ">$tmphome/fortran_name.pl") || die "Cannot create fortran_name.pl\n";
print OUT <<EOT;
#!/bin/perl
sub fortran_name
{
local(\$old_name) = \@_;
local(\$new_name);
\$new_name = "$case_prefix\$old_name\\E";
if(\$new_name =~ m:_: )
{
\$new_name = \$new_name."$underscore_suffix";
}
else
{
\$new_name = \$new_name."$normal_suffix";
}
return \$new_name;
}
1;
EOT
close OUT;
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