diff options
| author | Takashi Yano <takashi.yano@nifty.ne.jp> | 2021-12-01 00:11:32 +0300 |
|---|---|---|
| committer | Takashi Yano <takashi.yano@nifty.ne.jp> | 2021-12-03 13:20:17 +0300 |
| commit | a4705d387f7874f9a5de3ee67861773a17691643 (patch) | |
| tree | 31d03557be1b010bf3511edef48321fb2c7341d6 /newlib/configure.ac | |
| parent | 34876c05a527a7295920979fce69cec6b4cb613c (diff) | |
ldtoa: Import gdtoa from OpenBSD.
- This patch uses gdtoa imported from OpenBSD if newlib configure
option "--enable-newlib-use-gdtoa=no" is NOT specified. gdtoa
provides more accurate output and faster conversion than legacy
ldtoa, while it requires more heap memory.
Diffstat (limited to 'newlib/configure.ac')
| -rw-r--r-- | newlib/configure.ac | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/newlib/configure.ac b/newlib/configure.ac index 49a1b5fdd..25f6d07ed 100644 --- a/newlib/configure.ac +++ b/newlib/configure.ac @@ -259,6 +259,17 @@ AC_ARG_ENABLE(newlib-long-time_t, esac fi], [newlib_long_time_t=no])dnl +dnl Support --enable-newlib-use-gdtoa +AC_ARG_ENABLE(newlib-use-gdtoa, +[ --enable-newlib-use-gdtoa Use gdtoa rather than legacy ldtoa], +[if test "${newlib_use_gdtoa+set}" != set; then + case "${enableval}" in + yes) newlib_use_gdtoa=yes ;; + no) newlib_use_gdtoa=no ;; + *) AC_MSG_ERROR(bad value ${enableval} for newlib-use-gdtoa option) ;; + esac + fi], [newlib_use_gdtoa=yes])dnl + NEWLIB_CONFIGURE(.) dnl We have to enable libtool after NEWLIB_CONFIGURE because if we try and @@ -537,6 +548,10 @@ if test "${newlib_long_time_t}" = "yes"; then AC_DEFINE_UNQUOTED(_WANT_USE_LONG_TIME_T) fi +if test "${newlib_use_gdtoa}" = "yes"; then +AC_DEFINE_UNQUOTED(_WANT_USE_GDTOA) +fi + dnl dnl Parse --enable-newlib-iconv-encodings option argument dnl |