I found this, which worked without GOPATH assumptions: https://blog.filippo.io/easy-windows-and-linux-cross-compilers-for-macos/
On Monday, 1 October 2018 at 7:32:23 pm UTC+10 Ankit Gupta wrote: > Tamas, > > I installed docker on mac and cross compiled using xgo like you suggested. > Worked perfectly. Thanks a lot! > > > On Saturday, September 29, 2018 at 1:58:20 AM UTC+5:30, Tamás Gulácsi > wrote: >> >> 2018. szeptember 28., péntek 15:59:14 UTC+2 időpontban Ankit Gupta a >> következőt írta: >>> >>> Thanks Ian for responding. Can you point me as to how to get the cross >>> compiler. I am farely new to Mac. >>> >>> On Fri, 28 Sep 2018, 19:23 Ian Lance Taylor, <ia...@golang.org> wrote: >>> >>>> On Fri, Sep 28, 2018 at 2:08 AM, Ankit Gupta >>>> <ankit.gu...@gmail.com> wrote: >>>> > >>>> > I am working with confluent-kafka-go library >>>> > (https://github.com/confluentinc/confluent-kafka-go) which builds >>>> fine on >>>> > the mac machine (mac OS 10.13.6) along with the code files I wrote. >>>> In order >>>> > to deploy it on Linux server (Ubuntu 64 bit), I try this - >>>> > >>>> > $> CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build program.go >>>> > >>>> > >>>> > I get below linking error - >>>> > >>>> > >>>> > /usr/local/go/pkg/tool/darwin_amd64/link: running clang failed: exit >>>> status >>>> > 1 >>>> > >>>> > ld: warning: ignoring file >>>> > >>>> /var/folders/fy/9ph54yjs6cq1kyxgs6cc9rvjvs6t0m/T/go-link-060577916/go.o, >>>> > file was built for unsupported file format ( 0x7F 0x45 0x4C 0x46 0x02 >>>> 0x01 >>>> > 0x01 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 ) which is not the >>>> > architecture being linked (x86_64): >>>> > >>>> /var/folders/fy/9ph54yjs6cq1kyxgs6cc9rvjvs6t0m/T/go-link-060577916/go.o >>>> > >>>> > Undefined symbols for architecture x86_64: >>>> > >>>> > "__cgo_topofstack", referenced from: >>>> > >>>> > __cgo_f2fa82ea8f11_Cfunc_rd_kafka_conf_new in 000003.o >>>> > >>>> > __cgo_f2fa82ea8f11_Cfunc_rd_kafka_conf_set in 000003.o >>>> > >>>> > __cgo_f2fa82ea8f11_Cfunc_rd_kafka_topic_conf_new in 000003.o >>>> > >>>> > __cgo_f2fa82ea8f11_Cfunc_rd_kafka_topic_conf_set in 000003.o >>>> > >>>> > __cgo_f2fa82ea8f11_Cfunc__c_rdkafka_topic_partition_list_entry >>>> in >>>> > 000004.o >>>> > >>>> > __cgo_f2fa82ea8f11_Cfunc_rd_kafka_assign in 000004.o >>>> > >>>> > __cgo_f2fa82ea8f11_Cfunc_rd_kafka_assignment in 000004.o >>>> > >>>> > ... >>>> > >>>> > "_main", referenced from: >>>> > >>>> > implicit entry/start for main executable >>>> > >>>> > (maybe you meant: >>>> __cgo_f2fa82ea8f11_Cfunc_rd_kafka_queue_get_main) >>>> > >>>> > ld: symbol(s) not found for architecture x86_64 >>>> > >>>> > clang: error: linker command failed with exit code 1 (use -v to see >>>> > invocation) >>>> > >>>> > >>>> > It points to /var/folders which I am given to understand is a temp >>>> location >>>> > in mac. >>>> > >>>> > >>>> > Any ideas on how to fix it? >>>> >>>> When cross-compiling a Go program that uses cgo, you need to be using >>>> a C cross-compiler. It looks like you are using the native Darwin C >>>> compiler. You need a cross-compiler from Darwin to GNU/Linux. >>>> >>>> Ian >>>> >>> >> Native compilation is much easier. >> If you have Docker installed, https://github.com/karalabe/xgo can help a >> lot! >> > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/0f0528b6-6e6f-45d1-8b3a-ddd674e24f00n%40googlegroups.com.
