1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
ruby--ruby/tool/m4/ruby_check_signedness.m4

6 lines
252 B
Text
Raw Normal View History

dnl -*- Autoconf -*-
dnl RUBY_CHECK_SIGNEDNESS [typename] [if-signed] [if-unsigned] [included]
AC_DEFUN([RUBY_CHECK_SIGNEDNESS], [dnl
AC_COMPILE_IFELSE([AC_LANG_BOOL_COMPILE_TRY([AC_INCLUDES_DEFAULT([$4])], [($1)-1 > 0])],
[$3], [$2])])dnl