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Reuse the default `AC_LANG_PROGRAM(C)` definition

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Nobuyoshi Nakada 2022-01-23 00:37:55 +09:00
parent ad150a1459
commit 355bc37196
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1 changed files with 1 additions and 9 deletions
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10
tool/m4/ruby_try_cflags.m4
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@ -3,15 +3,7 @@ dnl
dnl Autoconf 2.67 fails to detect `-Werror=old-style-definition` due
dnl to the old style definition of `main`.
m4_version_prereq([2.70], [], [
m4_define([AC_LANG_PROGRAM(C)],
[$1
int
main (void)
{
$2
;
return 0;
}])
m4_defun([AC_LANG_PROGRAM(C)], m4_bpatsubst(m4_defn([AC_LANG_PROGRAM(C)]), [main ()], [main (void)]))
])dnl
dnl
AC_DEFUN([RUBY_TRY_CFLAGS], [