On Fri, Jul 20, 2018 at 11:58:10AM -0700, Junio C Hamano wrote:

> > Note that this needs to be applied on top of 022d2ac1f3 (blame: prefer
> > xsnprintf to strcpy for colors, 2018-07-13) or it will complain loudly. :)
> >
> >   [1/2]: introduce "banned function" list
> >   [2/2]: banned.h: mark strncpy as banned
> 
> Hmph, there is no use of any banned function in hex.c, but when
> this topic is merged to 'pu', I seem to get this:

Interesting. Builds fine for me even merged to the latest push-out of
pu. But...

> $ make DEVELOPER=1 hex.o
> GIT_VERSION = 2.18.0.758.g18f90b35b8
>     CC hex.o
> In file included from git-compat-util.h:1250:0,
>                  from cache.h:4,
>                  from hex.c:1:
> banned.h:14:0: error: "strncpy" redefined [-Werror]
>  #define strncpy(x,y,n) BANNED(strncpy)
>  
> In file included from /usr/include/string.h:630:0,
>                  from git-compat-util.h:165,
>                  from cache.h:4,
>                  from hex.c:1:
> /usr/include/x86_64-linux-gnu/bits/string2.h:84:0: note: this is the location 
> of the previous definition
>  # define strncpy(dest, src, n) __builtin_strncpy (dest, src, n)

I suspect it has more to do with system/libc differences between our
machines, anyway. There was discussion elsewhere in the thread about the
need to #undef before redefining. I guess this answers that question.

I'll include that in the re-roll, and you can just ignore the v1 patches
I sent for now.

-Peff

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