[Linux-kernel-mentees] [PATCH RFC] kbuild: use interpreters to invoke scripts
Ujjwal Kumar
ujjwalkumar0501 at gmail.com
Thu Oct 1 10:37:07 UTC 2020
We cannot rely on execute bits to be set on files in the repository.
The build script should use the explicit interpreter when invoking any
script from the repository.
Link: https://lore.kernel.org/lkml/20200830174409.c24c3f67addcce0cea9a9d4c@linux-foundation.org/
Link: https://lore.kernel.org/lkml/202008271102.FEB906C88@keescook/
Suggested-by: Andrew Morton <akpm at linux-foundation.org>
Suggested-by: Kees Cook <keescook at chromium.org>
Suggested-by: Lukas Bulwahn <lukas.bulwahn at gmail.com>
Signed-off-by: Ujjwal Kumar <ujjwalkumar0501 at gmail.com>
---
Documentation/Makefile | 16 ++++++++--------
Documentation/userspace-api/media/Makefile | 6 +++---
Makefile | 4 ++--
arch/arm64/kernel/vdso/Makefile | 2 +-
arch/arm64/kernel/vdso32/Makefile | 2 +-
arch/ia64/Makefile | 4 ++--
arch/nds32/kernel/vdso/Makefile | 2 +-
.../comedi/drivers/ni_routing/tools/Makefile | 6 +++---
scripts/Makefile.build | 2 +-
scripts/Makefile.package | 4 ++--
tools/bootconfig/Makefile | 2 +-
tools/bpf/Makefile.helpers | 2 +-
tools/lib/bpf/Makefile | 2 +-
tools/perf/Makefile.perf | 2 +-
tools/power/cpupower/Makefile | 2 +-
tools/testing/selftests/rcutorture/Makefile | 2 +-
tools/testing/selftests/rseq/Makefile | 2 +-
tools/testing/selftests/vm/Makefile | 6 +++---
tools/testing/selftests/wireguard/qemu/Makefile | 4 ++--
tools/testing/selftests/x86/Makefile | 6 +++---
20 files changed, 39 insertions(+), 39 deletions(-)
diff --git a/Documentation/Makefile b/Documentation/Makefile
index 6b12dd82f712..e74315074336 100644
--- a/Documentation/Makefile
+++ b/Documentation/Makefile
@@ -7,7 +7,7 @@ subdir- := devicetree/bindings
# Check for broken documentation file references
ifeq ($(CONFIG_WARN_MISSING_DOCUMENTS),y)
-$(shell $(srctree)/scripts/documentation-file-ref-check --warn)
+$(shell $(PERL) $(srctree)/scripts/documentation-file-ref-check --warn)
endif
# You can set these variables from the command line.
@@ -29,7 +29,7 @@ ifeq ($(HAVE_SPHINX),0)
.DEFAULT:
$(warning The '$(SPHINXBUILD)' command was not found. Make sure you have Sphinx installed and in PATH, or set the SPHINXBUILD make variable to point to the full path of the '$(SPHINXBUILD)' executable.)
@echo
- @$(srctree)/scripts/sphinx-pre-install
+ @$(PERL) $(srctree)/scripts/sphinx-pre-install
@echo " SKIP Sphinx $@ target."
else # HAVE_SPHINX
@@ -78,14 +78,14 @@ quiet_cmd_sphinx = SPHINX $@ --> file://$(abspath $(BUILDDIR)/$3/$4)
$(abspath $(BUILDDIR)/$3/$4)
htmldocs:
- @$(srctree)/scripts/sphinx-pre-install --version-check
+ @$(PERL) $(srctree)/scripts/sphinx-pre-install --version-check
@+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,html,$(var),,$(var)))
linkcheckdocs:
@$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,linkcheck,$(var),,$(var)))
latexdocs:
- @$(srctree)/scripts/sphinx-pre-install --version-check
+ @$(PERL) $(srctree)/scripts/sphinx-pre-install --version-check
@+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,latex,$(var),latex,$(var)))
ifeq ($(HAVE_PDFLATEX),0)
@@ -97,7 +97,7 @@ pdfdocs:
else # HAVE_PDFLATEX
pdfdocs: latexdocs
- @$(srctree)/scripts/sphinx-pre-install --version-check
+ @$(PERL) $(srctree)/scripts/sphinx-pre-install --version-check
$(foreach var,$(SPHINXDIRS), \
$(MAKE) PDFLATEX="$(PDFLATEX)" LATEXOPTS="$(LATEXOPTS)" -C $(BUILDDIR)/$(var)/latex || exit; \
mkdir -p $(BUILDDIR)/$(var)/pdf; \
@@ -107,11 +107,11 @@ pdfdocs: latexdocs
endif # HAVE_PDFLATEX
epubdocs:
- @$(srctree)/scripts/sphinx-pre-install --version-check
+ @$(PERL) $(srctree)/scripts/sphinx-pre-install --version-check
@+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,epub,$(var),epub,$(var)))
xmldocs:
- @$(srctree)/scripts/sphinx-pre-install --version-check
+ @$(PERL) $(srctree)/scripts/sphinx-pre-install --version-check
@+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,xml,$(var),xml,$(var)))
endif # HAVE_SPHINX
@@ -120,7 +120,7 @@ endif # HAVE_SPHINX
# work or silently pass without Sphinx.
refcheckdocs:
- $(Q)cd $(srctree);scripts/documentation-file-ref-check
+ $(Q)cd $(srctree);$(PERL) scripts/documentation-file-ref-check
cleandocs:
$(Q)rm -rf $(BUILDDIR)
diff --git a/Documentation/userspace-api/media/Makefile b/Documentation/userspace-api/media/Makefile
index 81a4a1a53bce..5919b3e749fe 100644
--- a/Documentation/userspace-api/media/Makefile
+++ b/Documentation/userspace-api/media/Makefile
@@ -13,11 +13,11 @@ FILES = audio.h.rst ca.h.rst dmx.h.rst frontend.h.rst net.h.rst video.h.rst \
TARGETS := $(addprefix $(BUILDDIR)/, $(FILES))
gen_rst = \
- echo ${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions; \
- ${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions
+ echo $(PERL) ${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions; \
+ $(PERL) ${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions
quiet_gen_rst = echo ' PARSE $(patsubst $(srctree)/%,%,$<)'; \
- ${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions
+ $(PERL) ${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions
silent_gen_rst = ${gen_rst}
diff --git a/Makefile b/Makefile
index f93dbae71248..5f1399a576d4 100644
--- a/Makefile
+++ b/Makefile
@@ -1258,7 +1258,7 @@ include/generated/utsrelease.h: include/config/kernel.release FORCE
PHONY += headerdep
headerdep:
$(Q)find $(srctree)/include/ -name '*.h' | xargs --max-args 1 \
- $(srctree)/scripts/headerdep.pl -I$(srctree)/include
+ $(PERL) $(srctree)/scripts/headerdep.pl -I$(srctree)/include
# ---------------------------------------------------------------------------
# Kernel headers
@@ -1314,7 +1314,7 @@ PHONY += kselftest-merge
kselftest-merge:
$(if $(wildcard $(objtree)/.config),, $(error No .config exists, config your kernel first!))
$(Q)find $(srctree)/tools/testing/selftests -name config | \
- xargs $(srctree)/scripts/kconfig/merge_config.sh -m $(objtree)/.config
+ xargs $(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m $(objtree)/.config
$(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig
# ---------------------------------------------------------------------------
diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile
index de981f7b4546..30fe93bb5488 100644
--- a/arch/arm64/kernel/vdso/Makefile
+++ b/arch/arm64/kernel/vdso/Makefile
@@ -65,7 +65,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE
# Generate VDSO offsets using helper script
gen-vdsosym := $(srctree)/$(src)/gen_vdso_offsets.sh
quiet_cmd_vdsosym = VDSOSYM $@
- cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@
+ cmd_vdsosym = $(NM) $< | $(CONFIG_SHELL) $(gen-vdsosym) | LC_ALL=C sort > $@
include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE
$(call if_changed,vdsosym)
diff --git a/arch/arm64/kernel/vdso32/Makefile b/arch/arm64/kernel/vdso32/Makefile
index 572475b7b7ed..4f8fe34bc75a 100644
--- a/arch/arm64/kernel/vdso32/Makefile
+++ b/arch/arm64/kernel/vdso32/Makefile
@@ -205,7 +205,7 @@ quiet_cmd_vdsomunge = MUNGE $@
gen-vdsosym := $(srctree)/$(src)/../vdso/gen_vdso_offsets.sh
quiet_cmd_vdsosym = VDSOSYM $@
# The AArch64 nm should be able to read an AArch32 binary
- cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@
+ cmd_vdsosym = $(NM) $< | $(CONFIG_SHELL) $(gen-vdsosym) | LC_ALL=C sort > $@
# Install commands for the unstripped file
quiet_cmd_vdso_install = INSTALL32 $@
diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile
index 2876a7df1b0a..3e97ad2235d2 100644
--- a/arch/ia64/Makefile
+++ b/arch/ia64/Makefile
@@ -28,8 +28,8 @@ cflags-y := -pipe $(EXTRA) -ffixed-r13 -mfixed-range=f12-f15,f32-f127 \
-falign-functions=32 -frename-registers -fno-optimize-sibling-calls
KBUILD_CFLAGS_KERNEL := -mconstant-gp
-GAS_STATUS = $(shell $(srctree)/arch/ia64/scripts/check-gas "$(CC)" "$(OBJDUMP)")
-KBUILD_CPPFLAGS += $(shell $(srctree)/arch/ia64/scripts/toolchain-flags "$(CC)" "$(OBJDUMP)" "$(READELF)")
+GAS_STATUS = $(shell $(CONFIG_SHELL) $(srctree)/arch/ia64/scripts/check-gas "$(CC)" "$(OBJDUMP)")
+KBUILD_CPPFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/arch/ia64/scripts/toolchain-flags "$(CC)" "$(OBJDUMP)" "$(READELF)")
ifeq ($(GAS_STATUS),buggy)
$(error Sorry, you need a newer version of the assember, one that is built from \
diff --git a/arch/nds32/kernel/vdso/Makefile b/arch/nds32/kernel/vdso/Makefile
index 55df25ef0057..e77d4bcfa7c1 100644
--- a/arch/nds32/kernel/vdso/Makefile
+++ b/arch/nds32/kernel/vdso/Makefile
@@ -39,7 +39,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE
# Generate VDSO offsets using helper script
gen-vdsosym := $(srctree)/$(src)/gen_vdso_offsets.sh
quiet_cmd_vdsosym = VDSOSYM $@
- cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@
+ cmd_vdsosym = $(NM) $< | $(CONFIG_SHELL) $(gen-vdsosym) | LC_ALL=C sort > $@
include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE
$(call if_changed,vdsosym)
diff --git a/drivers/staging/comedi/drivers/ni_routing/tools/Makefile b/drivers/staging/comedi/drivers/ni_routing/tools/Makefile
index 6e92a06a44cb..1d4635320fdb 100644
--- a/drivers/staging/comedi/drivers/ni_routing/tools/Makefile
+++ b/drivers/staging/comedi/drivers/ni_routing/tools/Makefile
@@ -42,14 +42,14 @@ ni_values.py: convert_c_to_py
./convert_c_to_py
csv-files : ni_values.py comedi_h.py
- ./convert_py_to_csv.py
+ $(PYTHON3) ./convert_py_to_csv.py
csv-blank :
- ./make_blank_csv.py
+ $(PYTHON3) ./make_blank_csv.py
@echo New blank csv signal table in csv/blank_route_table.csv
c-files : comedi_h.py
- ./convert_csv_to_c.py --route_values --device_routes
+ $(PYTHON3) ./convert_csv_to_c.py --route_values --device_routes
ROUTE_VALUES_SRC=$(wildcard ../ni_route_values/*.c)
DEVICE_ROUTES_SRC=$(wildcard ../ni_device_routes/*.c)
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index a467b9323442..893217ee4a17 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -104,7 +104,7 @@ else ifeq ($(KBUILD_CHECKSRC),2)
endif
ifneq ($(KBUILD_EXTRA_WARN),)
- cmd_checkdoc = $(srctree)/scripts/kernel-doc -none $<
+ cmd_checkdoc = $(PERL) $(srctree)/scripts/kernel-doc -none $<
endif
# Compile C sources (.c)
diff --git a/scripts/Makefile.package b/scripts/Makefile.package
index f952fb64789d..4fc16c4776cc 100644
--- a/scripts/Makefile.package
+++ b/scripts/Makefile.package
@@ -44,7 +44,7 @@ if test "$(objtree)" != "$(srctree)"; then \
echo >&2; \
false; \
fi ; \
-$(srctree)/scripts/setlocalversion --save-scmversion; \
+$(CONFIG_SHELL) $(srctree)/scripts/setlocalversion --save-scmversion; \
tar -I $(KGZIP) -c $(RCS_TAR_IGNORE) -f $(2).tar.gz \
--transform 's:^:$(2)/:S' $(TAR_CONTENT) $(3); \
rm -f $(objtree)/.scmversion
@@ -123,7 +123,7 @@ git --git-dir=$(srctree)/.git archive --prefix=$(perf-tar)/ \
mkdir -p $(perf-tar); \
git --git-dir=$(srctree)/.git rev-parse HEAD > $(perf-tar)/HEAD; \
(cd $(srctree)/tools/perf; \
-util/PERF-VERSION-GEN $(CURDIR)/$(perf-tar)/); \
+$(CONFIG_SHELL) util/PERF-VERSION-GEN $(CURDIR)/$(perf-tar)/); \
tar rf $(perf-tar).tar $(perf-tar)/HEAD $(perf-tar)/PERF-VERSION-FILE; \
rm -r $(perf-tar); \
$(if $(findstring tar-src,$@),, \
diff --git a/tools/bootconfig/Makefile b/tools/bootconfig/Makefile
index da5975775337..b6aee03a6ca9 100644
--- a/tools/bootconfig/Makefile
+++ b/tools/bootconfig/Makefile
@@ -21,7 +21,7 @@ $(OUTPUT)bootconfig: main.c $(LIBSRC)
$(CC) $(filter %.c,$^) $(CFLAGS) -o $@
test: $(ALL_PROGRAMS) test-bootconfig.sh
- ./test-bootconfig.sh $(OUTPUT)
+ $(CONFIG_SHELL) ./test-bootconfig.sh $(OUTPUT)
install: $(ALL_PROGRAMS)
install $(OUTPUT)bootconfig $(DESTDIR)$(bindir)
diff --git a/tools/bpf/Makefile.helpers b/tools/bpf/Makefile.helpers
index 854d084026dd..6f2b042ff719 100644
--- a/tools/bpf/Makefile.helpers
+++ b/tools/bpf/Makefile.helpers
@@ -35,7 +35,7 @@ man7: $(DOC_MAN7)
RST2MAN_DEP := $(shell command -v rst2man 2>/dev/null)
$(OUTPUT)$(HELPERS_RST): $(UP2DIR)../../include/uapi/linux/bpf.h
- $(QUIET_GEN)$(UP2DIR)../../scripts/bpf_helpers_doc.py --filename $< > $@
+ $(QUIET_GEN)$(PYTHON3) $(UP2DIR)../../scripts/bpf_helpers_doc.py --filename $< > $@
$(OUTPUT)%.7: $(OUTPUT)%.rst
ifndef RST2MAN_DEP
diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile
index f43249696d9f..8a3f7399568f 100644
--- a/tools/lib/bpf/Makefile
+++ b/tools/lib/bpf/Makefile
@@ -179,7 +179,7 @@ $(BPF_IN_STATIC): force elfdep zdep bpfdep $(BPF_HELPER_DEFS)
$(Q)$(MAKE) $(build)=libbpf OUTPUT=$(STATIC_OBJDIR)
$(BPF_HELPER_DEFS): $(srctree)/tools/include/uapi/linux/bpf.h
- $(QUIET_GEN)$(srctree)/scripts/bpf_helpers_doc.py --header \
+ $(QUIET_GEN)$(PYTHON3) $(srctree)/scripts/bpf_helpers_doc.py --header \
--file $(srctree)/tools/include/uapi/linux/bpf.h > $(BPF_HELPER_DEFS)
$(OUTPUT)libbpf.so: $(OUTPUT)libbpf.so.$(LIBBPF_VERSION)
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 6031167939ae..42f797e541d0 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -229,7 +229,7 @@ goals := $(filter-out all sub-make, $(MAKECMDGOALS))
$(goals) all: sub-make
sub-make: fixdep
- @./check-headers.sh
+ $(Q)$(SHELL) ./check-headers.sh
$(Q)$(MAKE) FIXDEP=1 -f Makefile.perf $(goals)
else # force_fixdep
diff --git a/tools/power/cpupower/Makefile b/tools/power/cpupower/Makefile
index c7bcddbd486d..b683e774f5e3 100644
--- a/tools/power/cpupower/Makefile
+++ b/tools/power/cpupower/Makefile
@@ -51,7 +51,7 @@ DESTDIR ?=
# Package-related definitions. Distributions can modify the version
# and _should_ modify the PACKAGE_BUGREPORT definition
-VERSION:= $(shell ./utils/version-gen.sh)
+VERSION:= $(shell $(CONFIG_SHELL) ./utils/version-gen.sh)
LIB_MAJ= 0.0.1
LIB_MIN= 0
diff --git a/tools/testing/selftests/rcutorture/Makefile b/tools/testing/selftests/rcutorture/Makefile
index 5202dc666206..011a6990e8ac 100644
--- a/tools/testing/selftests/rcutorture/Makefile
+++ b/tools/testing/selftests/rcutorture/Makefile
@@ -1,3 +1,3 @@
# SPDX-License-Identifier: GPL-2.0+
all:
- ( cd ../../../..; tools/testing/selftests/rcutorture/bin/kvm.sh --duration 10 --configs TREE01 )
+ ( cd ../../../..; $(CONFIG_SHELL) tools/testing/selftests/rcutorture/bin/kvm.sh --duration 10 --configs TREE01 )
diff --git a/tools/testing/selftests/rseq/Makefile b/tools/testing/selftests/rseq/Makefile
index 2af9d39a9716..6b0ae924cc7e 100644
--- a/tools/testing/selftests/rseq/Makefile
+++ b/tools/testing/selftests/rseq/Makefile
@@ -17,7 +17,7 @@ TEST_GEN_PROGS = basic_test basic_percpu_ops_test param_test \
TEST_GEN_PROGS_EXTENDED = librseq.so
-TEST_PROGS = run_param_test.sh
+TEST_PROGS = $(CONFIG_SHELL) run_param_test.sh
TEST_FILES := settings
diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile
index 30873b19d04b..a67a19a36cde 100644
--- a/tools/testing/selftests/vm/Makefile
+++ b/tools/testing/selftests/vm/Makefile
@@ -40,9 +40,9 @@ TEST_GEN_FILES += userfaultfd
TEST_GEN_FILES += khugepaged
ifeq ($(ARCH),x86_64)
-CAN_BUILD_I386 := $(shell ./../x86/check_cc.sh $(CC) ../x86/trivial_32bit_program.c -m32)
-CAN_BUILD_X86_64 := $(shell ./../x86/check_cc.sh $(CC) ../x86/trivial_64bit_program.c)
-CAN_BUILD_WITH_NOPIE := $(shell ./../x86/check_cc.sh $(CC) ../x86/trivial_program.c -no-pie)
+CAN_BUILD_I386 := $(shell $(CONFIG_SHELL) ./../x86/check_cc.sh $(CC) ../x86/trivial_32bit_program.c -m32)
+CAN_BUILD_X86_64 := $(shell $(CONFIG_SHELL) ./../x86/check_cc.sh $(CC) ../x86/trivial_64bit_program.c)
+CAN_BUILD_WITH_NOPIE := $(shell $(CONFIG_SHELL) ./../x86/check_cc.sh $(CC) ../x86/trivial_program.c -no-pie)
TARGETS := protection_keys
BINARIES_32 := $(TARGETS:%=%_32)
diff --git a/tools/testing/selftests/wireguard/qemu/Makefile b/tools/testing/selftests/wireguard/qemu/Makefile
index 4bdd6c1a19d3..d24f3efb2633 100644
--- a/tools/testing/selftests/wireguard/qemu/Makefile
+++ b/tools/testing/selftests/wireguard/qemu/Makefile
@@ -255,8 +255,8 @@ $(KERNEL_BUILD_PATH)/.config: kernel.config arch/$(ARCH).config
printf 'CONFIG_NR_CPUS=$(NR_CPUS)\nCONFIG_INITRAMFS_SOURCE="$(BUILD_PATH)/init-cpio-spec.txt"\n' >> $(KERNEL_BUILD_PATH)/minimal.config
cat arch/$(ARCH).config >> $(KERNEL_BUILD_PATH)/minimal.config
$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) allnoconfig
- cd $(KERNEL_BUILD_PATH) && ARCH=$(KERNEL_ARCH) $(KERNEL_PATH)/scripts/kconfig/merge_config.sh -n $(KERNEL_BUILD_PATH)/.config $(KERNEL_BUILD_PATH)/minimal.config
- $(if $(findstring yes,$(DEBUG_KERNEL)),cp debug.config $(KERNEL_BUILD_PATH) && cd $(KERNEL_BUILD_PATH) && ARCH=$(KERNEL_ARCH) $(KERNEL_PATH)/scripts/kconfig/merge_config.sh -n $(KERNEL_BUILD_PATH)/.config debug.config,)
+ cd $(KERNEL_BUILD_PATH) && ARCH=$(KERNEL_ARCH) $(CONFIG_SHELL) $(KERNEL_PATH)/scripts/kconfig/merge_config.sh -n $(KERNEL_BUILD_PATH)/.config $(KERNEL_BUILD_PATH)/minimal.config
+ $(if $(findstring yes,$(DEBUG_KERNEL)),cp debug.config $(KERNEL_BUILD_PATH) && cd $(KERNEL_BUILD_PATH) && ARCH=$(KERNEL_ARCH) $(CONFIG_SHELL) $(KERNEL_PATH)/scripts/kconfig/merge_config.sh -n $(KERNEL_BUILD_PATH)/.config debug.config,)
$(KERNEL_BZIMAGE): $(KERNEL_BUILD_PATH)/.config $(BUILD_PATH)/init-cpio-spec.txt $(MUSL_PATH)/lib/libc.so $(IPERF_PATH)/src/iperf3 $(IPUTILS_PATH)/ping $(BASH_PATH)/bash $(IPROUTE2_PATH)/misc/ss $(IPROUTE2_PATH)/ip/ip $(IPTABLES_PATH)/iptables/xtables-legacy-multi $(NMAP_PATH)/ncat/ncat $(WIREGUARD_TOOLS_PATH)/src/wg $(BUILD_PATH)/init ../netns.sh $(WIREGUARD_SOURCES)
$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE)
diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile
index 6703c7906b71..eb2c1025def0 100644
--- a/tools/testing/selftests/x86/Makefile
+++ b/tools/testing/selftests/x86/Makefile
@@ -6,9 +6,9 @@ include ../lib.mk
.PHONY: all all_32 all_64 warn_32bit_failure clean
UNAME_M := $(shell uname -m)
-CAN_BUILD_I386 := $(shell ./check_cc.sh $(CC) trivial_32bit_program.c -m32)
-CAN_BUILD_X86_64 := $(shell ./check_cc.sh $(CC) trivial_64bit_program.c)
-CAN_BUILD_WITH_NOPIE := $(shell ./check_cc.sh $(CC) trivial_program.c -no-pie)
+CAN_BUILD_I386 := $(shell $(SHELL) ./check_cc.sh $(CC) trivial_32bit_program.c -m32)
+CAN_BUILD_X86_64 := $(shell $(SHELL) ./check_cc.sh $(CC) trivial_64bit_program.c)
+CAN_BUILD_WITH_NOPIE := $(shell $(SHELL) ./check_cc.sh $(CC) trivial_program.c -no-pie)
TARGETS_C_BOTHBITS := single_step_syscall sysret_ss_attrs syscall_nt test_mremap_vdso \
check_initial_reg_state sigreturn iopl ioperm \
--
2.26.2
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