# Resources:
# https://github.com/google/syzkaller/blob/90a46995a8eb1260cdbc0e7184b60a138dfca368/docs/linux/setup_ubuntu-host_android-device_arm32-kernel.md
# https://github.com/google/syzkaller/blob/7b05d23e439f9701a077059dfa6bca4bac0a7710/docs/executing_syzkaller_programs.md
# https://github.com/google/syzkaller/blob/4a7de22d606d032c57baf0d8d6c0edd10c66a556/docs/linux/setup_linux-host_isolated.md

# Installation of go through pkgsrc (tested on NetBSD)

cd /usr/pkgsrc/bootstrap/ && ./bootstrap --prefix=/tmp/pkg --workdir=/tmp/pkg-tmp --unprivileged --make-jobs 8 --full
cd /usr/pkgsrc/lang/go && /tmp/pkg/bin/bmake install MAKE_JOBS=8

# On Linux you might use a prebuilt binary https://golang.org/doc/install

# go runtime is now in /tmp/pkg/go/

export GOPATH=/tmp/gopath
mkdir -p $GOPATH
export GOROOT=/tmp/pkg/go/
export PATH=$GOROOT/bin:$PATH
go get -u -d github.com/google/syzkaller/...
cd $GOPATH/src/github.com/google/syzkaller
# gmake is alias for gnu make on BSDs; on Linux gmake=make
gmake arch
# gmake  HOSTOS=netbsd HOSTARCH=amd64 TARGETOS=netbsd TARGETARCH=amd64 # unsupported NetBSD as host
gmake  HOSTOS=linux HOSTARCH=amd64 TARGETOS=netbsd TARGETARCH=amd64



##### Example:
$ gmake  HOSTOS=netbsd HOSTARCH=amd64 TARGETOS=netbsd TARGETARCH=amd64 CC=gcc
GOOS=netbsd GOARCH=amd64 go install ./syz-manager
gmake manager repro mutate prog2c db parse upgrade
gmake[1]: Entering directory '/tmp/gopath/src/github.com/google/syzkaller'
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/syz-manager github.com/google/syzkaller/syz-manager
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/syz-repro github.com/google/syzkaller/tools/syz-repro
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/syz-mutate github.com/google/syzkaller/tools/syz-mutate
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/syz-prog2c github.com/google/syzkaller/tools/syz-prog2c
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/syz-db github.com/google/syzkaller/tools/syz-db
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/syz-parse github.com/google/syzkaller/tools/syz-parse
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/syz-upgrade github.com/google/syzkaller/tools/syz-upgrade
gmake[1]: Leaving directory '/tmp/gopath/src/github.com/google/syzkaller'
GOOS=netbsd GOARCH=amd64 go install ./syz-fuzzer
gmake fuzzer execprog stress executor
gmake[1]: Entering directory '/tmp/gopath/src/github.com/google/syzkaller'
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/netbsd_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/netbsd_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
GOOS=netbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=2c6f473e0f0965926877f7d05d4203e466d8dcc0" -o ./bin/netbsd_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress
mkdir -p ./bin/netbsd_amd64
gcc -o ./bin/netbsd_amd64/syz-executor executor/executor_netbsd.cc \
        -pthread -Wall -Wframe-larger-than=8192 -Wparentheses -Werror -O2 \
        -static  -DGOOS=\"netbsd\" -DGIT_REVISION=\"2c6f473e0f0965926877f7d05d4203e466d8dcc0\"
gmake[1]: Leaving directory '/tmp/gopath/src/github.com/google/syzkaller'