ruby--ruby/tool/m4/ruby_define_if.m4

# -*- Autoconf -*-
AC_DEFUN([RUBY_DEFINE_IF], [dnl
    m4_ifval([$1], [AS_LITERAL_IF([$1], [], [test "X$1" = X || ])cat <<EOH >> confdefs.h
@%:@if $1
EOH
])dnl
AC_DEFINE_UNQUOTED($2, $3)dnl
    m4_ifval([$1], [AS_LITERAL_IF([$1], [], [test "X$1" = X || ])cat <<EOH >> confdefs.h
@%:@endif /* $1 */
EOH
])dnl
])dnl
Emacs friendliness [ci skip] Just add comment by: sed -i $'1i\\\n# -- Autoconf --' tool/m4/*.m4 git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61983 b2dd03c8-39d4-4d8f-98ff-823fe69b080e 2018-01-20 02:14:59 -05:00			`# -- Autoconf --`
refactor split configure.ac into files This does not (yet) change anything. The generated configure file is the identical to previous one (except several empty lines added and deleted). git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61981 b2dd03c8-39d4-4d8f-98ff-823fe69b080e 2018-01-20 02:05:25 -05:00			`AC_DEFUN([RUBY_DEFINE_IF], [dnl`
			`m4_ifval([$1], [AS_LITERAL_IF([$1], [], [test "X$1" = X \|\| ])cat <<EOH >> confdefs.h`
			`@%:@if $1`
			`EOH`
			`])dnl`
			`AC_DEFINE_UNQUOTED($2, $3)dnl`
			`m4_ifval([$1], [AS_LITERAL_IF([$1], [], [test "X$1" = X \|\| ])cat <<EOH >> confdefs.h`
			`@%:@endif /* $1 */`
			`EOH`
			`])dnl`
			`])dnl`