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configure.ac: [DOC] refine help messages

cflags, cppflags, and cxxflags are additional flags to auto
configured flags, and ignored when the their respective autoconf
default variables are given.
[ci skip]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63832 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-07-03 00:49:32 +00:00
parent 5470722125
commit ef01bbcf70

View file

@ -15,9 +15,9 @@ AS_MESSAGE([checking ${msg_checking}$1${msg_reset}...])])dnl
AC_DISABLE_OPTION_CHECKING
AC_ARG_VAR([cflags], [additional CFLAGS])
AC_ARG_VAR([cppflags], [additional CPPFLAGS])
AC_ARG_VAR([cxxflags], [additional CXXFLAGS])
AC_ARG_VAR([cflags], [additional CFLAGS (ignored when CFLAGS is given)])
AC_ARG_VAR([cppflags], [additional CPPFLAGS (ignored when CPPFLAGS is given)])
AC_ARG_VAR([cxxflags], [additional CXXFLAGS (ignored when CXXFLAGS is given)])
: "environment section" && {
HAVE_BASERUBY=yes