linux_dsm_epyc7002/tools/testing/selftests/exec/Makefile
Alexey Dobriyan 4e7301e6df exec selftests: test ->recursion_depth
Test that trivially recursing script onto itself doesn't work.

Note: this is different test from ELOOP tests in execveat.c Those test
that execveat(2) doesn't follow symlinks when told to do so.

Link: http://lkml.kernel.org/r/20190423192720.GA21433@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-05-14 19:52:50 -07:00

29 lines
726 B
Makefile

# SPDX-License-Identifier: GPL-2.0
CFLAGS = -Wall
CFLAGS += -Wno-nonnull
CFLAGS += -D_GNU_SOURCE
TEST_GEN_PROGS := execveat
TEST_GEN_FILES := execveat.symlink execveat.denatured script subdir
# Makefile is a run-time dependency, since it's accessed by the execveat test
TEST_FILES := Makefile
TEST_GEN_PROGS += recursion-depth
EXTRA_CLEAN := $(OUTPUT)/subdir.moved $(OUTPUT)/execveat.moved $(OUTPUT)/xxxxx*
include ../lib.mk
$(OUTPUT)/subdir:
mkdir -p $@
$(OUTPUT)/script:
echo '#!/bin/sh' > $@
echo 'exit $$*' >> $@
chmod +x $@
$(OUTPUT)/execveat.symlink: $(OUTPUT)/execveat
cd $(OUTPUT) && ln -s -f $(shell basename $<) $(shell basename $@)
$(OUTPUT)/execveat.denatured: $(OUTPUT)/execveat
cp $< $@
chmod -x $@