diff options
author | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-01-20 07:05:25 +0000 |
---|---|---|
committer | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-01-20 07:05:25 +0000 |
commit | 0664a6377a7fc51e6d96d7b69361cc457e248b00 (patch) | |
tree | 73693b397f6eeae289b23379ce433dc6d3691419 /tool/m4/ruby_check_setjmp.m4 | |
parent | 645e441c32ea5379aef712a9d9a26a6db2c1740b (diff) | |
download | ruby-0664a6377a7fc51e6d96d7b69361cc457e248b00.tar.gz |
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
Diffstat (limited to 'tool/m4/ruby_check_setjmp.m4')
-rw-r--r-- | tool/m4/ruby_check_setjmp.m4 | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/tool/m4/ruby_check_setjmp.m4 b/tool/m4/ruby_check_setjmp.m4 new file mode 100644 index 0000000000..7f3b7e3fdf --- /dev/null +++ b/tool/m4/ruby_check_setjmp.m4 @@ -0,0 +1,16 @@ +# used for AC_ARG_WITH(setjmp-type) +AC_DEFUN([RUBY_CHECK_SETJMP], [ +AC_CACHE_CHECK([for ]$1[ as a macro or function], ac_cv_func_$1, + [AC_TRY_COMPILE([ +@%:@include <setjmp.h> +]AC_INCLUDES_DEFAULT([$3])[ +@%:@define JMPARGS_1 env +@%:@define JMPARGS_2 env,1 +@%:@define JMPARGS JMPARGS_]m4_ifval($2,2,1)[ +], + m4_ifval($2,$2,jmp_buf)[ env; $1(JMPARGS);], + ac_cv_func_$1=yes, + ac_cv_func_$1=no)] +) +AS_IF([test "$ac_cv_func_]$1[" = yes], [AC_DEFINE([HAVE_]AS_TR_CPP($1), 1)]) +])dnl |