[dpdk-dev] [PATCH v2 1/3] cmdline: increase command line buffer
Panu Matilainen
pmatilai at redhat.com
Tue Jan 12 13:46:07 CET 2016
On 01/12/2016 12:49 PM, Nelio Laranjeiro wrote:
> Allow long command lines in testpmd (like flow director with IPv6, ...).
>
> Signed-off-by: John McNamara <john.mcnamara at intel.com>
> Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro at 6wind.com>
> ---
> doc/guides/rel_notes/deprecation.rst | 5 -----
> lib/librte_cmdline/cmdline_rdline.h | 2 +-
> 2 files changed, 1 insertion(+), 6 deletions(-)
>
> diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
> index e94d4a2..9cb288c 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -44,8 +44,3 @@ Deprecation Notices
> and table action handlers will be updated:
> the pipeline parameter will be added, the packets mask parameter will be
> either removed (for input port action handler) or made input-only.
> -
> -* ABI changes are planned in cmdline buffer size to allow the use of long
> - commands (such as RETA update in testpmd). This should impact
> - CMDLINE_PARSE_RESULT_BUFSIZE, STR_TOKEN_SIZE and RDLINE_BUF_SIZE.
> - It should be integrated in release 2.3.
> diff --git a/lib/librte_cmdline/cmdline_rdline.h b/lib/librte_cmdline/cmdline_rdline.h
> index b9aad9b..72e2dad 100644
> --- a/lib/librte_cmdline/cmdline_rdline.h
> +++ b/lib/librte_cmdline/cmdline_rdline.h
> @@ -93,7 +93,7 @@ extern "C" {
> #endif
>
> /* configuration */
> -#define RDLINE_BUF_SIZE 256
> +#define RDLINE_BUF_SIZE 512
> #define RDLINE_PROMPT_SIZE 32
> #define RDLINE_VT100_BUF_SIZE 8
> #define RDLINE_HISTORY_BUF_SIZE BUFSIZ
Having to break a library ABI for a change like this is a bit ridiculous.
I didn't try it so could be wrong, but based on a quick look, struct
rdline could easily be made opaque to consumers by just adding functions
for allocating and freeing it.
- Panu -
More information about the dev
mailing list