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#
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# american fuzzy lop - makefile
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# -----------------------------
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#
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# Written and maintained by Michal Zalewski <lcamtuf@google.com>
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#
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# Copyright 2013, 2014, 2015, 2016, 2017 Google LLC All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at:
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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PROGNAME = afl
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VERSION = $(shell grep '^\#define VERSION ' config.h | cut -d '"' -f2)
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PREFIX ?= /usr/local
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BIN_PATH = $(PREFIX)/bin
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HELPER_PATH = $(PREFIX)/lib/afl
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DOC_PATH = $(PREFIX)/share/doc/afl
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MISC_PATH = $(PREFIX)/share/afl
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# PROGS intentionally omit afl-as, which gets installed elsewhere.
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PROGS = afl-gcc afl-fuzz afl-showmap afl-tmin afl-gotcpu afl-analyze
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SH_PROGS = afl-plot afl-cmin afl-whatsup
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CFLAGS ?= -O3 -funroll-loops
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CFLAGS += -Wall -D_FORTIFY_SOURCE=2 -g -Wno-pointer-sign \
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-DAFL_PATH=\"$(HELPER_PATH)\" -DDOC_PATH=\"$(DOC_PATH)\" \
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-DBIN_PATH=\"$(BIN_PATH)\"
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ifneq "$(filter Linux GNU%,$(shell uname))" ""
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LDFLAGS += -ldl
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endif
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ifeq "$(findstring clang, $(shell $(CC) --version 2>/dev/null))" ""
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TEST_CC = afl-gcc
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else
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TEST_CC = afl-clang
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endif
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COMM_HDR = alloc-inl.h config.h debug.h types.h
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all: test_x86 $(PROGS) afl-as test_build all_done
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ifndef AFL_NO_X86
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test_x86:
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@echo "[*] Checking for the ability to compile x86 code..."
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@echo 'main() { __asm__("xorb %al, %al"); }' | $(CC) -w -x c - -o .test || ( echo; echo "Oops, looks like your compiler can't generate x86 code."; echo; echo "Don't panic! You can use the LLVM or QEMU mode, but see docs/INSTALL first."; echo "(To ignore this error, set AFL_NO_X86=1 and try again.)"; echo; exit 1 )
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@rm -f .test
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@echo "[+] Everything seems to be working, ready to compile."
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else
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test_x86:
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@echo "[!] Note: skipping x86 compilation checks (AFL_NO_X86 set)."
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endif
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afl-gcc: afl-gcc.c $(COMM_HDR) | test_x86
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$(CC) $(CFLAGS) $@.c -o $@ $(LDFLAGS)
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set -e; for i in afl-g++ afl-clang afl-clang++; do ln -sf afl-gcc $$i; done
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afl-as: afl-as.c afl-as.h $(COMM_HDR) | test_x86
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$(CC) $(CFLAGS) $@.c -o $@ $(LDFLAGS)
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ln -sf afl-as as
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afl-fuzz: afl-fuzz.c $(COMM_HDR) | test_x86
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$(CC) $(CFLAGS) $@.c -o $@ $(LDFLAGS)
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afl-showmap: afl-showmap.c $(COMM_HDR) | test_x86
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$(CC) $(CFLAGS) $@.c -o $@ $(LDFLAGS)
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afl-tmin: afl-tmin.c $(COMM_HDR) | test_x86
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$(CC) $(CFLAGS) $@.c -o $@ $(LDFLAGS)
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afl-analyze: afl-analyze.c $(COMM_HDR) | test_x86
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$(CC) $(CFLAGS) $@.c -o $@ $(LDFLAGS)
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afl-gotcpu: afl-gotcpu.c $(COMM_HDR) | test_x86
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$(CC) $(CFLAGS) $@.c -o $@ $(LDFLAGS)
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ifndef AFL_NO_X86
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test_build: afl-gcc afl-as afl-showmap
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@echo "[*] Testing the CC wrapper and instrumentation output..."
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unset AFL_USE_ASAN AFL_USE_MSAN; AFL_QUIET=1 AFL_INST_RATIO=100 AFL_PATH=. ./$(TEST_CC) $(CFLAGS) test-instr.c -o test-instr $(LDFLAGS)
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./afl-showmap -m none -q -o .test-instr0 ./test-instr < /dev/null
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echo 1 | ./afl-showmap -m none -q -o .test-instr1 ./test-instr
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@rm -f test-instr
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@cmp -s .test-instr0 .test-instr1; DR="$$?"; rm -f .test-instr0 .test-instr1; if [ "$$DR" = "0" ]; then echo; echo "Oops, the instrumentation does not seem to be behaving correctly!"; echo; echo "Please ping <lcamtuf@google.com> to troubleshoot the issue."; echo; exit 1; fi
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@echo "[+] All right, the instrumentation seems to be working!"
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else
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test_build: afl-gcc afl-as afl-showmap
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@echo "[!] Note: skipping build tests (you may need to use LLVM or QEMU mode)."
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endif
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all_done: test_build
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@if [ ! "`which clang 2>/dev/null`" = "" ]; then echo "[+] LLVM users: see llvm_mode/README.llvm for a faster alternative to afl-gcc."; fi
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@echo "[+] All done! Be sure to review README - it's pretty short and useful."
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@if [ "`uname`" = "Darwin" ]; then printf "\nWARNING: Fuzzing on MacOS X is slow because of the unusually high overhead of\nfork() on this OS. Consider using Linux or *BSD. You can also use VirtualBox\n(virtualbox.org) to put AFL inside a Linux or *BSD VM.\n\n"; fi
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@! tty <&1 >/dev/null || printf "\033[0;30mNOTE: If you can read this, your terminal probably uses white background.\nThis will make the UI hard to read. See docs/status_screen.txt for advice.\033[0m\n" 2>/dev/null
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.NOTPARALLEL: clean
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clean:
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rm -f $(PROGS) afl-as as afl-g++ afl-clang afl-clang++ *.o *~ a.out core core.[1-9][0-9]* *.stackdump test .test test-instr .test-instr0 .test-instr1 qemu_mode/qemu-2.10.0.tar.bz2 afl-qemu-trace
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rm -rf out_dir qemu_mode/qemu-2.10.0
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$(MAKE) -C llvm_mode clean
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$(MAKE) -C libdislocator clean
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$(MAKE) -C libtokencap clean
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install: all
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mkdir -p -m 755 $${DESTDIR}$(BIN_PATH) $${DESTDIR}$(HELPER_PATH) $${DESTDIR}$(DOC_PATH) $${DESTDIR}$(MISC_PATH)
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rm -f $${DESTDIR}$(BIN_PATH)/afl-plot.sh
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install -m 755 $(PROGS) $(SH_PROGS) $${DESTDIR}$(BIN_PATH)
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rm -f $${DESTDIR}$(BIN_PATH)/afl-as
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if [ -f afl-qemu-trace ]; then install -m 755 afl-qemu-trace $${DESTDIR}$(BIN_PATH); fi
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ifndef AFL_TRACE_PC
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if [ -f afl-clang-fast -a -f afl-llvm-pass.so -a -f afl-llvm-rt.o ]; then set -e; install -m 755 afl-clang-fast $${DESTDIR}$(BIN_PATH); ln -sf afl-clang-fast $${DESTDIR}$(BIN_PATH)/afl-clang-fast++; install -m 755 afl-llvm-pass.so afl-llvm-rt.o $${DESTDIR}$(HELPER_PATH); fi
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else
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if [ -f afl-clang-fast -a -f afl-llvm-rt.o ]; then set -e; install -m 755 afl-clang-fast $${DESTDIR}$(BIN_PATH); ln -sf afl-clang-fast $${DESTDIR}$(BIN_PATH)/afl-clang-fast++; install -m 755 afl-llvm-rt.o $${DESTDIR}$(HELPER_PATH); fi
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endif
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if [ -f afl-llvm-rt-32.o ]; then set -e; install -m 755 afl-llvm-rt-32.o $${DESTDIR}$(HELPER_PATH); fi
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if [ -f afl-llvm-rt-64.o ]; then set -e; install -m 755 afl-llvm-rt-64.o $${DESTDIR}$(HELPER_PATH); fi
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set -e; for i in afl-g++ afl-clang afl-clang++; do ln -sf afl-gcc $${DESTDIR}$(BIN_PATH)/$$i; done
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install -m 755 afl-as $${DESTDIR}$(HELPER_PATH)
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ln -sf afl-as $${DESTDIR}$(HELPER_PATH)/as
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install -m 644 README.md docs/ChangeLog docs/*.txt $${DESTDIR}$(DOC_PATH)
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cp -r testcases/ $${DESTDIR}$(MISC_PATH)
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cp -r dictionaries/ $${DESTDIR}$(MISC_PATH)
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publish: clean
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test "`basename $$PWD`" = "AFL" || exit 1
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test -f ~/www/afl/releases/$(PROGNAME)-$(VERSION).tgz; if [ "$$?" = "0" ]; then echo; echo "Change program version in config.h, mmkay?"; echo; exit 1; fi
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cd ..; rm -rf $(PROGNAME)-$(VERSION); cp -pr $(PROGNAME) $(PROGNAME)-$(VERSION); \
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tar -cvz -f ~/www/afl/releases/$(PROGNAME)-$(VERSION).tgz $(PROGNAME)-$(VERSION)
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chmod 644 ~/www/afl/releases/$(PROGNAME)-$(VERSION).tgz
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( cd ~/www/afl/releases/; ln -s -f $(PROGNAME)-$(VERSION).tgz $(PROGNAME)-latest.tgz )
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cat docs/README >~/www/afl/README.txt
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cat docs/status_screen.txt >~/www/afl/status_screen.txt
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cat docs/historical_notes.txt >~/www/afl/historical_notes.txt
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cat docs/technical_details.txt >~/www/afl/technical_details.txt
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cat docs/ChangeLog >~/www/afl/ChangeLog.txt
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cat docs/QuickStartGuide.txt >~/www/afl/QuickStartGuide.txt
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echo -n "$(VERSION)" >~/www/afl/version.txt
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