configure.in: default os_version_style
* configure.in (os_version_style): get default style from `/usr/bin/ruby` if possible. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45352 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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configure.in
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configure.in
@ -242,14 +242,21 @@ test x"$target_alias" = x &&
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target_os=`echo $target_os | sed 's/linux-gnu$/linux/;s/linux-gnu/linux-/'`
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target_os=`echo $target_os | sed 's/linux-gnu$/linux/;s/linux-gnu/linux-/'`
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ac_install_sh='' # unusable for extension libraries.
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ac_install_sh='' # unusable for extension libraries.
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AS_CASE($target_os,
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[darwin*], [os_version_style=major+0],
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[os_version_style=full])
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AC_ARG_WITH(os-version-style,
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AC_ARG_WITH(os-version-style,
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AS_HELP_STRING([--with-os-version-style=TYPE],
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AS_HELP_STRING([--with-os-version-style=TYPE],
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[OS version number for target and target_os [[full]]]
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[OS version number for target and target_os [[full]]]
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[(full|teeny|minor+0|minor|major+0|major|none)]),
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[(full|teeny|minor+0|minor|major+0|major|none)]),
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[os_version_style=$withval])
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[os_version_style=$withval],
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[os_version_style=full
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AS_CASE($target_os, [[*[0-9].*]],
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[AS_CASE([`/usr/bin/ruby -e 'puts RUBY_PLATFORM' 2>/dev/null`],
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[[*-*[0-9].*.0]], [os_version_style=minor+0],
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[[*-*[0-9].*.*]], [os_version_style=full],
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[[*-*[0-9].0] ], [os_version_style=major+0],
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[[*-*[0-9].*] ], [os_version_style=minor],
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[[*-*[0-9]] ], [os_version_style=major],
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)])
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])
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os_version_style_transform=
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os_version_style_transform=
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AS_CASE("${os_version_style}",
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AS_CASE("${os_version_style}",
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[full|teeny], [],
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[full|teeny], [],
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