On Thu, Jan 20, 2022 at 08:47:33AM +0100, Rouven Czerwinski wrote:
> Posix does not mandate to have binaries within a certain path, but
> rather that the utilities may be available. Use env to resolve and call
> echo from PATH.
>
> Fixes: 2ae7ac7ab2f1 ("kbuild: dtc: Allow adding device tree fragments via config")
>
> Signed-off-by: Rouven Czerwinski <r.czerwinski@xxxxxxxxxxxxxx>
> ---
> scripts/Makefile.lib | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
> index 13b1789c01..94ca1b771b 100644
> --- a/scripts/Makefile.lib
> +++ b/scripts/Makefile.lib
> @@ -340,7 +340,7 @@ dts-frags = $(subst $(quote),,$(CONFIG_EXTERNAL_DTS_FRAGMENTS))
> quiet_cmd_dtc = DTC $@
> # For compatibility between make 4.2 and 4.3
> H := \#
> -cmd_dtc = /bin/echo -e '$(H)define $(subst -,_,$(*F))_dts 1\n'$(foreach f,$< $(dts-frags),'$(H)include "$(f)"\n') | \
Why hardcode /bin/echo anyway and not use plain 'echo' instead. I assume
because echo can be a shell builtin, but are there shells out there
where the builtin is not enough?
Sascha
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