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Make the msvc build system ask python about details of version and installation

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prefix, instead of assuming it will always be following the default layout.

All information we need is not available on Windows, but the number of
assumptions are at least fewer this way than before.

Based on suggestions from James William Pye.
This commit is contained in:
Magnus Hagander 2010-02-14 14:10:23 +00:00
parent c5d644a867
commit a05af1d404
1 changed files with 12 additions and 5 deletions
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17
src/tools/msvc/Mkvcbuild.pm
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@ -3,7 +3,7 @@ package Mkvcbuild;
#
# Package that generates build files for msvc build
#
# $PostgreSQL: pgsql/src/tools/msvc/Mkvcbuild.pm,v 1.51 2010/01/20 09:22:43 heikki Exp $
# $PostgreSQL: pgsql/src/tools/msvc/Mkvcbuild.pm,v 1.52 2010/02/14 14:10:23 mha Exp $
#
use Carp;
use Win32;
@ -147,11 +147,18 @@ sub mkvcbuild
if ($solution->{options}->{python})
{
# Attempt to get python version and location. Assume python.exe in specified dir.
open(P, $solution->{options}->{python} . "\\python -c \"import sys;print(sys.prefix);print(str(sys.version_info[0])+str(sys.version_info[1]))\" |") || die "Could not query for python versoin!\n";
my $pyprefix = <P>;chomp($pyprefix);
my $pyver = <P>;chomp($pyver);
close(P);
# Sometimes (always?) if python is not present, the execution actually works, but gives no data...
die "Failed to query python for version information\n" if (!(defined($pyprefix) && defined($pyver)));
my $plpython = $solution->AddProject('plpython','dll','PLs','src\pl\plpython');
$plpython->AddIncludeDir($solution->{options}->{python} . '\include');
$solution->{options}->{python} =~ /\\Python(\d{2})/i
|| croak "Could not determine python version from path";
$plpython->AddLibrary($solution->{options}->{python} . "\\Libs\\python$1.lib");
$plpython->AddIncludeDir($pyprefix . '\include');
$plpython->AddLibrary($pyprefix . "\\Libs\\python$pyver.lib");
$plpython->AddReference($postgres);
}