kumquat-buildroot/package/liburing/Config.in
Fabrice Fontaine b5f07f62eb package/liburing: needs MMU
liburing needs MMU since its addition in commit
03ca6f4e39:

setup.c: In function 'io_uring_ring_dontfork':
setup.c:119:8: warning: implicit declaration of function 'madvise'; did you mean 'raise'? [-Wimplicit-function-declaration]
  119 |  ret = madvise(ring->sq.sqes, len, MADV_DONTFORK);
      |        ^~~~~~~
      |        raise

Fixes:
 - http://autobuild.buildroot.org/results/33f3c58e98daab07139b4f400b85f87c0e314240

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
2022-04-10 23:10:54 +02:00

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config BR2_PACKAGE_LIBURING
bool "liburing"
depends on BR2_USE_MMU # madvise()
depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # C11/stdatomic.h
depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_5_1
help
This is the io_uring library, liburing. liburing provides
helpers to setup and teardown io_uring instances, and also a
simplified interface for applications that don't need (or
want) to deal with the full kernel side implementation.
https://git.kernel.dk/cgit/liburing
comment "liburing needs a toolchain w/ gcc >= 4.9, headers >= 5.1"
depends on BR2_USE_MMU
depends on !BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 || \
!BR2_TOOLCHAIN_HEADERS_AT_LEAST_5_1