diff options
| author |   Benoît Ganne <bganne@cisco.com> | 2020-10-08 14:08:47 +0200 |
|---|---|---|
| committer |   Andrew Yourtchenko <ayourtch@gmail.com> | 2020-11-12 12:33:05 +0000 |
| commit | 9c73329588d33a5e731d72b6eeae67201c7ce101 (patch) | |
| tree | fdffe6c22c22336af535318c24094a5ee90df998 /build | |
| parent | dcb9fcfc64ab3b35f9ff6ca81cf40069a293d533 (diff) | |
build: better detection of libbpf dependencies
Type: fix
Change-Id: Ib496e6eb0a76e6268aea09d5f4495f3ecd921ec2
Signed-off-by: Benoît Ganne <bganne@cisco.com>
(cherry picked from commit 24b5107edd21b191fac3d6f9f2ae58c6ede59a9e)
Diffstat (limited to 'build')
| -rw-r--r-- | build/external/packages/libbpf.mk | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/build/external/packages/libbpf.mk b/build/external/packages/libbpf.mk index 90ff54b433c..aa72832afe1 100644 --- a/build/external/packages/libbpf.mk +++ b/build/external/packages/libbpf.mk @@ -27,8 +27,10 @@ else LIBBPF_CFLAGS+= -O2 endif -IF_XDP:=$(shell echo "\#include <linux/if_xdp.h>" | $(CC) -E -xc - > /dev/null 2>&1) -IF_XDP:=$(.SHELLSTATUS) +# check for libelf, zlib and kernel if_xdp.h presence +LIBBPF_DEPS_CHECK:="\#include <linux/if_xdp.h>\\n\#include <gelf.h>\\n\#include <zlib.h>\\nint main(void){return 0;}" +LIBBPF_DEPS_CHECK:=$(shell echo -e $(LIBBPF_DEPS_CHECK) | $(CC) -xc -lelf -lz -o /dev/null - > /dev/null 2>&1) +LIBBPF_DEPS_CHECK:=$(.SHELLSTATUS) define libbpf_config_cmds @true @@ -46,8 +48,8 @@ define libbpf_install_cmds $(call libbpf_build_cmds__,install,$(libbpf_install_log)) endef -ifneq ($(IF_XDP),0) - $(warning "linux/if_xdp.h was not found on this system. libbpf will be skipped.") +ifneq ($(LIBBPF_DEPS_CHECK),0) + $(warning "Missing libbpf dependencies. libbpf will be skipped.") libbpf-install: @true else |