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- # Copyright 2018, Google Inc. All rights reserved.
- #
- # Redistribution and use in source and binary forms, with or without
- # modification, are permitted provided that the following conditions are
- # met:
- #
- # * Redistributions of source code must retain the above copyright
- # notice, this list of conditions and the following disclaimer.
- # * Redistributions in binary form must reproduce the above
- # copyright notice, this list of conditions and the following disclaimer
- # in the documentation and/or other materials provided with the
- # distribution.
- # * Neither the name of Google Inc. nor the names of its
- # contributors may be used to endorse or promote products derived from
- # this software without specific prior written permission.
- #
- # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- top_srcdir ?= ..
- DEF_FLAGS = -g -pipe
- DEF_WFLAGS = -Wall
- CFLAGS ?= $(DEF_FLAGS)
- CXXFLAGS ?= $(DEF_FLAGS)
- CFLAGS += $(DEF_WFLAGS) -Wstrict-prototypes
- CXXFLAGS += $(DEF_WFLAGS)
- CPPFLAGS += -I$(top_srcdir)
- # We use static linking here so that if people run through qemu/etc... by hand,
- # it's a lot easier to run/debug. Same for strace output.
- LDFLAGS += -static
- TESTS = \
- unlink \
- all: check
- %_test: %.c test_skel.h $(top_srcdir)/linux_syscall_support.h
- $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) -o $@ $<
- %_test: %.cc test_skel.h $(top_srcdir)/linux_syscall_support.h
- $(CXX) $(CXXFLAGS) $(CPPFLAGS) $(LDFLAGS) -o $@ $<
- %_run: %_test
- @t=$(@:_run=_test); \
- echo "./$$t"; \
- if ! env -i ./$$t; then \
- env -i strace -f -v ./$$t; \
- echo "TRY: gdb -q -ex r -ex bt ./$$t"; \
- exit 1; \
- fi
- ALL_TEST_TARGETS = $(TESTS:=_test)
- compile_tests: $(ALL_TEST_TARGETS)
- ALL_RUN_TARGETS = $(TESTS:=_run)
- check: $(ALL_RUN_TARGETS)
- # The "tempfile" targets are the names we use with temp files.
- # Clean them out in case some tests crashed in the middle.
- clean:
- rm -f *~ *.o tempfile.* a.out core $(ALL_TEST_TARGETS)
- .SUFFIXES:
- .PHONY: all check clean compile_tests
- .SECONDARY: $(ALL_TEST_TARGETS)
- # Try to cross-compile the tests for all our supported arches. We test with
- # both gcc and clang. We don't support execution (yet?), but just compiling
- # & linking helps catch common bugs.
- .PHONY: cross compile_cross
- cross_compile:
- @echo "Running: $(MAKE) $@ CC='$(CC)' CXX='$(CXX)'"; \
- if (echo '#include <stdio.h>' | $(CC) -x c -c -o /dev/null -) 2>/dev/null; then \
- $(MAKE) -s clean; \
- $(MAKE) -k --no-print-directory compile_tests; \
- else \
- echo "Skipping $(CC) test: not installed"; \
- fi; \
- echo
- # The names here are a best effort. Not easy to probe for.
- cross:
- @for cc in \
- "x86_64-pc-linux-gnu-gcc" \
- "i686-pc-linux-gnu-gcc" \
- "x86_64-pc-linux-gnu-gcc -mx32" \
- "armv7a-unknown-linux-gnueabi-gcc -marm -mhard-float" \
- "armv7a-unknown-linux-gnueabi-gcc -mthumb -mhard-float" \
- "powerpc-unknown-linux-gnu-gcc" \
- "aarch64-unknown-linux-gnu-gcc" \
- "mips64-unknown-linux-gnu-gcc -mabi=64" \
- "mips64-unknown-linux-gnu-gcc -mabi=32" \
- "mips64-unknown-linux-gnu-gcc -mabi=n32" \
- "s390-ibm-linux-gnu-gcc" \
- "s390x-ibm-linux-gnu-gcc" \
- ; do \
- cxx=`echo "$$cc" | sed 's:-gcc:-g++:'`; \
- $(MAKE) --no-print-directory CC="$$cc" CXX="$$cxx" cross_compile; \
- \
- sysroot=`$$cc --print-sysroot 2>/dev/null`; \
- gccdir=`$$cc -print-file-name=libgcc.a 2>/dev/null`; \
- gccdir=`dirname "$$gccdir"`; \
- : Skip building for clang for mips/o32 and s390/31-bit until it works.; \
- case $$cc in \
- mips64*-mabi=32) continue;; \
- s390-*) continue;; \
- esac; \
- set -- $$cc; \
- tuple=$${1%-gcc}; \
- shift; \
- cc="clang -target $$tuple $$*"; \
- : Assume the build system is x86_64 based, so ignore the sysroot.; \
- case $$tuple in \
- x86_64*) ;; \
- *) cc="$$cc --sysroot $$sysroot -B$$gccdir -L$$gccdir";; \
- esac; \
- cxx=`echo "$$cc" | sed 's:^clang:clang++:'`; \
- $(MAKE) --no-print-directory CC="$$cc" CXX="$$cxx" cross_compile; \
- done
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