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configure.in: default os_version_style

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* 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
This commit is contained in:
nobu 2014-03-17 04:05:32 +00:00
parent c7e88f76b1
commit 664ee1a89f
1 changed files with 11 additions and 4 deletions
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15
configure.in
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@ -242,14 +242,21 @@ test x"$target_alias" = x &&
target_os=`echo $target_os | sed 's/linux-gnu$/linux/;s/linux-gnu/linux-/'`
ac_install_sh='' # unusable for extension libraries.
AS_CASE($target_os,
[darwin*], [os_version_style=major+0],
[os_version_style=full])
AC_ARG_WITH(os-version-style,
AS_HELP_STRING([--with-os-version-style=TYPE],
[OS version number for target and target_os [[full]]]
[(full|teeny|minor+0|minor|major+0|major|none)]),
[os_version_style=$withval])
[os_version_style=$withval],
[os_version_style=full
AS_CASE($target_os, [[*[0-9].*]],
[AS_CASE([`/usr/bin/ruby -e 'puts RUBY_PLATFORM' 2>/dev/null`],
[[*-*[0-9].*.0]], [os_version_style=minor+0],
[[*-*[0-9].*.*]], [os_version_style=full],
[[*-*[0-9].0] ], [os_version_style=major+0],
[[*-*[0-9].*] ], [os_version_style=minor],
[[*-*[0-9]] ], [os_version_style=major],
)])
])
os_version_style_transform=
AS_CASE("${os_version_style}",
[full|teeny], [],