summaryrefslogtreecommitdiffstats
path: root/samples/sockmap/Makefile
diff options
context:
space:
mode:
Diffstat (limited to 'samples/sockmap/Makefile')
-rw-r--r--samples/sockmap/Makefile78
1 files changed, 0 insertions, 78 deletions
diff --git a/samples/sockmap/Makefile b/samples/sockmap/Makefile
deleted file mode 100644
index fa53f4d77834..000000000000
--- a/samples/sockmap/Makefile
+++ /dev/null
@@ -1,78 +0,0 @@
-# List of programs to build
-hostprogs-y := sockmap
-
-# Libbpf dependencies
-LIBBPF := ../../tools/lib/bpf/bpf.o ../../tools/lib/bpf/nlattr.o
-
-HOSTCFLAGS += -I$(objtree)/usr/include
-HOSTCFLAGS += -I$(srctree)/tools/lib/
-HOSTCFLAGS += -I$(srctree)/tools/testing/selftests/bpf/
-HOSTCFLAGS += -I$(srctree)/tools/lib/ -I$(srctree)/tools/include
-HOSTCFLAGS += -I$(srctree)/tools/perf
-
-sockmap-objs := ../bpf/bpf_load.o $(LIBBPF) sockmap_user.o
-
-# Tell kbuild to always build the programs
-always := $(hostprogs-y)
-always += sockmap_kern.o
-
-HOSTLOADLIBES_sockmap += -lelf -lpthread
-
-# Allows pointing LLC/CLANG to a LLVM backend with bpf support, redefine on cmdline:
-# make samples/bpf/ LLC=~/git/llvm/build/bin/llc CLANG=~/git/llvm/build/bin/clang
-LLC ?= llc
-CLANG ?= clang
-
-# Trick to allow make to be run from this directory
-all:
- $(MAKE) -C ../../ $(CURDIR)/
-
-clean:
- $(MAKE) -C ../../ M=$(CURDIR) clean
- @rm -f *~
-
-$(obj)/syscall_nrs.s: $(src)/syscall_nrs.c
- $(call if_changed_dep,cc_s_c)
-
-$(obj)/syscall_nrs.h: $(obj)/syscall_nrs.s FORCE
- $(call filechk,offsets,__SYSCALL_NRS_H__)
-
-clean-files += syscall_nrs.h
-
-FORCE:
-
-
-# Verify LLVM compiler tools are available and bpf target is supported by llc
-.PHONY: verify_cmds verify_target_bpf $(CLANG) $(LLC)
-
-verify_cmds: $(CLANG) $(LLC)
- @for TOOL in $^ ; do \
- if ! (which -- "$${TOOL}" > /dev/null 2>&1); then \
- echo "*** ERROR: Cannot find LLVM tool $${TOOL}" ;\
- exit 1; \
- else true; fi; \
- done
-
-verify_target_bpf: verify_cmds
- @if ! (${LLC} -march=bpf -mattr=help > /dev/null 2>&1); then \
- echo "*** ERROR: LLVM (${LLC}) does not support 'bpf' target" ;\
- echo " NOTICE: LLVM version >= 3.7.1 required" ;\
- exit 2; \
- else true; fi
-
-$(src)/*.c: verify_target_bpf
-
-# asm/sysreg.h - inline assembly used by it is incompatible with llvm.
-# But, there is no easy way to fix it, so just exclude it since it is
-# useless for BPF samples.
-#
-# -target bpf option required with SK_MSG programs, this is to ensure
-# reading 'void *' data types for data and data_end are __u64 reads.
-$(obj)/%.o: $(src)/%.c
- $(CLANG) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(EXTRA_CFLAGS) -I$(obj) \
- -D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign \
- -Wno-compare-distinct-pointer-types \
- -Wno-gnu-variable-sized-type-not-at-end \
- -Wno-address-of-packed-member -Wno-tautological-compare \
- -Wno-unknown-warning-option -O2 -target bpf \
- -emit-llvm -c $< -o -| $(LLC) -march=bpf -filetype=obj -o $@