./configure: now we automatically set the env MACOSX_DEPLOYMENT_TARGET to the current Mac OS X version unless the env is already set. thanks bsyk for the report in #3.
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@ -622,6 +622,17 @@ _END_
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$extra_opts .= " CC=cc";
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}
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if ($platform eq 'macosx') {
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my $v = $ENV{MACOSX_DEPLOYMENT_TARGET};
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if (!defined $v || $v !~ /^\d+\.\d+$/) {
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$v = `sw_vers -productVersion`;
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if (defined $v && $v =~ /^\s*(\d+\.\d+)/) {
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$ENV{MACOSX_DEPLOYMENT_TARGET} = $1;
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#warn "MACOSX_DEPLOYMENT_TARGET = $1";
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}
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}
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}
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if (defined $cores) {
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shell "${make} -j$cores$extra_opts PREFIX=$luajit_prefix", $dry_run;
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} else {
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