Re: [PATCH] ctags usability fix

From: Amerigo Wang
Date: Mon Aug 03 2009 - 04:56:47 EST


On Sat, Aug 01, 2009 at 10:13:13AM +0200, Stefani Seibold wrote:
>Hi,
>
>the tag file generated by the tags.sh script has some issue.
>
>First:
> The identifier-list miss the
> DEFINE_TRACE,EXPORT_TRACEPOINT_SYMBOL,EXPORT_TRACEPOINT_SYMBOL_GPL
> special handling, which can result in a wrong tag, not to jump to the
> right variable definition or function implementation.
>
>Second:
> It makes no real sense to include function prototypes and external and
> forward variable declarations, because jumping to a tag will sometimes
> go to this and not to the real definition and implementation. The information
> about the declaration is still there at the definition and implementation
> place.
>
>So this patch make it lot easier to navigate through the kernel source
>tree using vi.


Looks reasonable. Thanks.

Acked-by: WANG Cong <xiyou.wangcong@xxxxxxxxx>

Sam?


>
>Greetings,
>Stefani
>
> tags.sh | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
>Signed-off-by: Stefani Seibold <stefani@xxxxxxxxxxx>
>
>--- linux-2.6.30.orig/scripts/tags.sh 2009-06-10 05:05:27.000000000 +0200
>+++ linux-2.6.30/scripts/tags.sh 2009-08-01 09:46:56.000000000 +0200
>@@ -101,7 +101,8 @@
> -I ____cacheline_aligned_in_smp \
> -I ____cacheline_internodealigned_in_smp \
> -I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL \
>- --extra=+f --c-kinds=+px \
>+ -I DEFINE_TRACE,EXPORT_TRACEPOINT_SYMBOL,EXPORT_TRACEPOINT_SYMBOL_GPL \
>+ --extra=+f --c-kinds=-px \
> --regex-asm='/^ENTRY\(([^)]*)\).*/\1/' \
> --regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/'
>
>
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