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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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4e7301e6df
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>
29 lines
726 B
Makefile
29 lines
726 B
Makefile
# SPDX-License-Identifier: GPL-2.0
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CFLAGS = -Wall
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CFLAGS += -Wno-nonnull
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CFLAGS += -D_GNU_SOURCE
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TEST_GEN_PROGS := execveat
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TEST_GEN_FILES := execveat.symlink execveat.denatured script subdir
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# Makefile is a run-time dependency, since it's accessed by the execveat test
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TEST_FILES := Makefile
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TEST_GEN_PROGS += recursion-depth
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EXTRA_CLEAN := $(OUTPUT)/subdir.moved $(OUTPUT)/execveat.moved $(OUTPUT)/xxxxx*
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include ../lib.mk
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$(OUTPUT)/subdir:
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mkdir -p $@
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$(OUTPUT)/script:
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echo '#!/bin/sh' > $@
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echo 'exit $$*' >> $@
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chmod +x $@
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$(OUTPUT)/execveat.symlink: $(OUTPUT)/execveat
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cd $(OUTPUT) && ln -s -f $(shell basename $<) $(shell basename $@)
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$(OUTPUT)/execveat.denatured: $(OUTPUT)/execveat
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cp $< $@
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chmod -x $@
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