diff options
Diffstat (limited to 'configure.in')
-rw-r--r-- | configure.in | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/configure.in b/configure.in index 4aed3a1357..ee92b9e2d1 100644 --- a/configure.in +++ b/configure.in @@ -393,15 +393,31 @@ AC_SUBST(CHDIR) dnl } dnl compiler section { +AC_DEFUN([RUBY_WERROR_FLAG], [dnl +if test "${ac_c_werror_flag+set}"; then + rb_c_werror_flag="$ac_c_werror_flag" +else + unset rb_c_werror_flag +fi +ac_c_werror_flag=yes +$1 +if test "${rb_c_werror_flag+set}"; then + ac_c_werror_flag="$rb_c_werror_flag" +else + unset ac_c_werror_flag +fi]) + AC_DEFUN(RUBY_TRY_CFLAGS, [ save_CFLAGS="$CFLAGS" CFLAGS="[$]CFLAGS $1" AC_MSG_CHECKING([whether ]$1[ is accepted]) - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])], + RUBY_WERROR_FLAG([ + AC_TRY_COMPILE([$4], [$5], [$2 AC_MSG_RESULT(yes)], [$3 AC_MSG_RESULT(no)]) + ]) CFLAGS="$save_CFLAGS" save_CFLAGS= ]) @@ -676,20 +692,6 @@ EOH ])dnl ])dnl -AC_DEFUN([RUBY_WERROR_FLAG], [dnl -if test "${ac_c_werror_flag+set}"; then - rb_c_werror_flag="$ac_c_werror_flag" -else - unset rb_c_werror_flag -fi -ac_c_werror_flag=yes -$1 -if test "${rb_c_werror_flag+set}"; then - ac_c_werror_flag="$rb_c_werror_flag" -else - unset ac_c_werror_flag -fi]) - dnl RUBY_FUNC_ATTRIBUTE(attrib, macroname, cachevar, condition) AC_DEFUN([RUBY_FUNC_ATTRIBUTE], [dnl m4_ifval([$2], dnl |