Re: [PATCH] tools/gpio: Fix build error with musl libc

From: Linus Walleij
Date: Thu Dec 21 2017 - 07:51:49 EST


On Thu, Dec 21, 2017 at 1:41 AM, Joel Stanley <joel@xxxxxxxxx> wrote:

> The GPIO tools build fails when using a buildroot toolchain that uses musl
> as it's C library:
>
> arm-broomstick-linux-musleabi-gcc -Wp,-MD,./.gpio-event-mon.o.d \
> -Wp,-MT,gpio-event-mon.o -O2 -Wall -g -D_GNU_SOURCE \
> -Iinclude -D"BUILD_STR(s)=#s" -c -o gpio-event-mon.o gpio-event-mon.c
> gpio-event-mon.c:30:6: error: unknown type name âu_int32_tâ; did you mean âuint32_tâ?
> u_int32_t handleflags,
> ^~~~~~~~~
> uint32_t
>
> The glibc headers installed on my laptop include sys/types.h in
> unistd.h, but it appears that musl does not.
>
> Fixes: 97f69747d8b1 ("tools/gpio: add the gpio-event-mon tool")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Joel Stanley <joel@xxxxxxxxx>

Patch applied.

Yours,
Linus Walleij