148 lines
5.0 KiB
Makefile
148 lines
5.0 KiB
Makefile
# Copyright 2018, Google Inc. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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top_srcdir ?= ..
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DEF_FLAGS = -g -pipe
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DEF_WFLAGS = -Wall
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CFLAGS ?= $(DEF_FLAGS)
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CXXFLAGS ?= $(DEF_FLAGS)
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CFLAGS += $(DEF_WFLAGS) -Wstrict-prototypes
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CXXFLAGS += $(DEF_WFLAGS)
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CPPFLAGS += -I$(top_srcdir)
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# We use static linking here so that if people run through qemu/etc... by hand,
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# it's a lot easier to run/debug. Same for strace output.
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LDFLAGS += -static
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TESTS = \
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fallocate \
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getitimer \
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getrandom \
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lstat \
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setitimer \
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sigaction \
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sigtimedwait \
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stat \
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unlink \
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all: check
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%_test: %.c test_skel.h $(top_srcdir)/linux_syscall_support.h
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$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) -o $@ $<
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# Force building C as C++ code to improve compile-time coverage.
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%_cc_test: %.c test_skel.h $(top_srcdir)/linux_syscall_support.h
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$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(LDFLAGS) -o $@ $<
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%_test: %.cc test_skel.h $(top_srcdir)/linux_syscall_support.h
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$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(LDFLAGS) -o $@ $<
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%_run: %_test
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@t=$(@:_run=_test); \
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echo "./$$t"; \
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env -i ./$$t; \
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exit_status=$$?; \
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if [ $$exit_status = 77 ]; then \
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echo "SKIP: $$t"; \
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elif [ $$exit_status != 0 ]; then \
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echo "FAIL: $$t"; \
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env -i strace -f -v ./$$t; \
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echo "TRY: gdb -q -ex r -ex bt ./$$t"; \
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exit 1; \
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fi
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ALL_TEST_TARGETS = $(TESTS:=_test) $(TESTS:=_cc_test)
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compile_tests: $(ALL_TEST_TARGETS)
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ALL_RUN_TARGETS = $(TESTS:=_run) $(TESTS:=_cc_run)
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check: $(ALL_RUN_TARGETS)
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# The "tempfile" targets are the names we use with temp files.
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# Clean them out in case some tests crashed in the middle.
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clean:
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rm -f *~ *.o tempfile.* a.out core $(ALL_TEST_TARGETS)
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.SUFFIXES:
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.PHONY: all check clean compile_tests
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.SECONDARY: $(ALL_TEST_TARGETS)
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# Try to cross-compile the tests for all our supported arches. We test with
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# both gcc and clang. We don't support execution (yet?), but just compiling
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# & linking helps catch common bugs.
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.PHONY: cross compile_cross
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cross_compile:
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@echo "Running: $(MAKE) $@ CC='$(CC)' CXX='$(CXX)'"; \
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if (echo '#include <stdio.h>' | $(CC) -x c -c -o /dev/null -) 2>/dev/null; then \
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$(MAKE) -s clean; \
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$(MAKE) -k --no-print-directory compile_tests; \
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else \
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echo "Skipping $(CC) test: not installed"; \
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fi; \
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echo
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# The names here are a best effort. Not easy to probe for.
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cross:
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@for cc in \
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"x86_64-pc-linux-gnu-gcc" \
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"i686-pc-linux-gnu-gcc" \
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"x86_64-pc-linux-gnu-gcc -mx32" \
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"armv7a-unknown-linux-gnueabi-gcc -marm -mhard-float" \
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"armv7a-unknown-linux-gnueabi-gcc -mthumb -mhard-float" \
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"powerpc-unknown-linux-gnu-gcc" \
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"aarch64-unknown-linux-gnu-gcc" \
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"mips64-unknown-linux-gnu-gcc -mabi=64" \
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"mips64-unknown-linux-gnu-gcc -mabi=32" \
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"mips64-unknown-linux-gnu-gcc -mabi=n32" \
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"s390-ibm-linux-gnu-gcc" \
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"s390x-ibm-linux-gnu-gcc" \
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"loongarch64-unknown-linux-gnu-gcc" \
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; do \
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cxx=`echo "$$cc" | sed 's:-gcc:-g++:'`; \
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$(MAKE) --no-print-directory CC="$$cc" CXX="$$cxx" cross_compile; \
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\
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sysroot=`$$cc --print-sysroot 2>/dev/null`; \
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gccdir=`$$cc -print-file-name=libgcc.a 2>/dev/null`; \
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gccdir=`dirname "$$gccdir"`; \
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: Skip building for clang for mips/o32 and s390/31-bit until it works.; \
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case $$cc in \
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mips64*-mabi=32) continue;; \
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s390-*) continue;; \
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esac; \
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set -- $$cc; \
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tuple=$${1%-gcc}; \
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shift; \
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cc="clang -target $$tuple $$*"; \
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: Assume the build system is x86_64 based, so ignore the sysroot.; \
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case $$tuple in \
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x86_64*) ;; \
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*) cc="$$cc --sysroot $$sysroot -B$$gccdir -L$$gccdir";; \
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esac; \
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cxx=`echo "$$cc" | sed 's:^clang:clang++:'`; \
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$(MAKE) --no-print-directory CC="$$cc" CXX="$$cxx" cross_compile; \
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done
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