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-rw-r--r--newlib/libc/configure.in9
1 files changed, 9 insertions, 0 deletions
diff --git a/newlib/libc/configure.in b/newlib/libc/configure.in
index 6a5eeed5e..93b86132c 100644
--- a/newlib/libc/configure.in
+++ b/newlib/libc/configure.in
@@ -7,6 +7,15 @@ AC_INIT(sys.tex)
dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake.
AC_CONFIG_AUX_DIR(../..)
+dnl Support --enable-newlib-io-pos-args used by libc/stdio
+AC_ARG_ENABLE(newlib-io-pos-args,
+[ --enable-newlib-io-pos-args enable printf-family positional arg support],
+[case "${enableval}" in
+ yes) newlib_io_pos_args=yes ;;
+ no) newlib_io_pos_args=no ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for newlib-io-pos-args option) ;;
+ esac], [newlib_io_pos_args=no])dnl
+
NEWLIB_CONFIGURE(..)
dnl We have to enable libtool after NEWLIB_CONFIGURE because if we try and