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Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 5d51abb37c..875d95bf90 100644 --- a/configure.in +++ b/configure.in @@ -645,6 +645,25 @@ else unset ac_c_werror_flag fi]) +RUBY_WERROR_FLAG([ + AC_MSG_CHECKING([whether CFLAGS is valid]) + AC_TRY_COMPILE([], [], + [AC_MSG_RESULT(yes)], + [ + AC_MSG_RESULT(no) + AC_MSG_ERROR([something wrong with CFLAGS="$CFLAGS"]) + ] + ) + AC_MSG_CHECKING([whether LDFLAGS is valid]) + AC_TRY_LINK([], [], + [AC_MSG_RESULT(yes)], + [ + AC_MSG_RESULT(no) + AC_MSG_ERROR([something wrong with LDFLAGS="$LDFLAGS"]) + ] + ) +]) + AC_DEFUN(RUBY_TRY_CFLAGS, [ AC_MSG_CHECKING([whether ]$1[ is accepted as CFLAGS]) RUBY_WERROR_FLAG([ |