[PATCH] exception: Add missing string.h

[Heinrich Schuchardt]

On 25.07.25 14:41, Michal Simek wrote:
> The commit 1e50f7457fca ("include/command.h: Drop <env.h>") removed env.h
> which also included string.h which generate compilation error.
> But because none is enabling CMD_EXCEPTION it by default it hasn't been
> spot.
> 
> Signed-off-by: Michal Simek <michal.simek at amd.com>
> ---
> 
>    CC      drivers/mtd/mtd-uclass.o
> In file included from cmd/riscv/exception.c:91:
> include/exception.h: In function 'exception_complete':
> include/exception.h:41:23: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
>     41 |                 len = strlen(argv[1]);
>        |                       ^~~~~~
> include/exception.h:1:1: note: 'strlen' is defined in header '<string.h>'; this is probably fixable by adding '#include <string.h>'
>    +++ |+#include <string.h>
>      1 | /* SPDX-License-Identifier: GPL-2.0+ */
> include/exception.h:49:22: error: implicit declaration of function 'strncmp' [-Wimplicit-function-declaration]
>     49 |                 if (!strncmp(argv[1], cmdtp->name, len))
>        |                      ^~~~~~~
> include/exception.h:49:22: note: 'strncmp' is defined in header '<string.h>'; this is probably fixable by adding '#include <string.h>'
> make[2]: *** [scripts/Makefile.build:297: cmd/riscv/exception.o] Error 1
> make[2]: *** Waiting for unfinished jobs....
>    CC      drivers/serial/serial-uclass.o
> 
> ---
>   include/exception.h | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/include/exception.h b/include/exception.h
> index a7f21e73d753..0d4dff49954b 100644
> --- a/include/exception.h
> +++ b/include/exception.h
> @@ -6,6 +6,7 @@
>    */
>   
>   #include <command.h>
> +#include <string.h>
>   
>   static int do_exception(struct cmd_tbl *cmdtp, int flag, int argc,
>   			char *const argv[])

This patch just looks like
https://patchwork.ozlabs.org/project/uboot/patch/20250702205818.44188-1-heinrich.schuchardt@canonical.com/
and
https://patchwork.ozlabs.org/project/uboot/patch/20250703051951.43372-2-heinrich.schuchardt@canonical.com/
which were positively reviewed.

Reviewed-by: Heinrich Schuchardt <xypron.glpk at gmx.de>