diff options
| author | Corinna Vinschen <corinna@vinschen.de> | 2013-06-19 19:58:50 +0400 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2013-06-19 19:58:50 +0400 |
| commit | 82c19d335abd0ee957ad5c3167755a545521504a (patch) | |
| tree | 6f334addf726d1047c0130a107ab1dcf75e1890b /newlib/README | |
| parent | 04f8f69cb711ae5ec609eda786b64bb0726fd5b4 (diff) | |
* acconfig.h (_UNBUF_STREAM_OPT): Undefine.
* newlib.hin (_UNBUF_STREAM_OPT): Undefine.
* configure.in (--enable-newlib-unbuf-stream-opt): New option.
* configure: Regenerate.
* libc/stdio/vfprintf.c (_VFPRINTF_R): Don't do optimization on
unbuffered stream files.
* libc/stdio/vfwprintf.c (_VFWPRINTF_R): Likewise.
* README: Add description about the option.
* newlib.hin (_UNBUF_STREAM_OPT): Undefine.
* configure.in (--enable-newlib-unbuf-stream-opt): New option.
* configure: Regenerate.
* libc/stdio/vfprintf.c (_VFPRINTF_R): Don't do optimization on
unbuffered stream files.
* libc/stdio/vfwprintf.c (_VFWPRINTF_R): Likewise.
* README: Add description about the option.
Diffstat (limited to 'newlib/README')
| -rw-r--r-- | newlib/README | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/newlib/README b/newlib/README index 80bd0665c..d1753fcc9 100644 --- a/newlib/README +++ b/newlib/README @@ -321,6 +321,13 @@ One feature can be enabled by specifying `--enable-FEATURE=yes' or support `--enable-malloc-debugging' any more. Disabled by default. +`--disable-newlib-unbuf-stream-opt' + NEWLIB does optimization when `fprintf to write only unbuffered unix + file'. It creates a temorary buffer to do the optimization that + increases stack consumption by about `BUFSIZ' bytes. This option + disables the optimization and saves size of text and stack. + Enabled by default. + `--enable-multilib' Build many library versions. Enabled by default. |