add Make target for lib.go, def vars for experiments

.drone.yml

@@ -28,7 +28,6 @@ steps:
     commands:
       - make clean
       # Compile Server Experiments
-      - go run generate/generate_bindings.go --experiments "serverExperiment"
       - make linux
 
   - name: build-android
@@ -38,7 +37,8 @@ steps:
         path: /go
     commands:
       # Build Android without Server Experiment
-      - go run generate/generate_bindings.go
+      - make clean-autobindings
+      - env EXPERIMENTS="" make lib.go
       - go mod download
       - gomobile init
       - make android
@@ -51,7 +51,7 @@ steps:
       - name: deps
         path: /go
     commands:
-      - go run generate/generate_bindings.go --experiments "serverExperiment"
+      - make clean-autobindings
       - make windows
 
   - name: deploy-buildfiles
@@ -123,7 +123,7 @@ steps:
   - name: build-macos-x64
     commands:
       - export PATH=$PATH:/usr/local/go/bin/
-      - go run generate/generate_bindings.go --experiments "serverExperiment"
+      - env EXPERIMENTS="serverExperiment" lib.go
       - make libCwtch.x64.dylib
   - name: build-macos-arm64
     when:
@@ -132,7 +132,8 @@ steps:
       status: [ success ]
     commands:
       - export PATH=$PATH:/usr/local/go/bin/
-      - go run generate/generate_bindings.go --experiments "serverExperiment"
+      - make clean-autobindings
+      - env EXPERIMENTS="serverExperiment" make lib.go
       - go mod download
       - make libCwtch.arm64.dylib
   - name: deploy-buildfiles
@@ -161,4 +162,4 @@ trigger:
   branch: main
   event:
     - push
-    - pull_request
+    - pull_request

Makefile

@@ -2,18 +2,29 @@ IOS_OUT := ./ios
 
 .PHONY: all linux android windows macos clean ios
 
+
 DEFAULT_GOAL: linux
 
 all: linux android windows
 
+linux: EXPERIMENTS ?= serverExperiment
 linux: libCwtch.so
 
+macos: EXPERIMENTS ?= serverExperiment
 macos: libCwtch.x64.dylib libCwtch.arm64.dylib
 
+android: EXPERIMENTS ?=
 android: cwtch.aar
 
+windows: EXPERIMENTS ?= serverExperiment
 windows: libCwtch.dll
 
+
+
+lib.go: generate/generate_bindings.go spec
+	go run generate/generate_bindings.go --experiments "$(EXPERIMENTS)"
+
+
 libCwtch.so: lib.go
 	./switch-ffi.sh
 	go build -trimpath -ldflags "-buildid=autobindings-$(shell git describe --tags) -X main.buildVer=autobindings-$(shell git describe --tags) -X main.buildDate=$(shell git log -1 --format=%cd --date=format:%G-%m-%d-%H-%M)" -buildmode c-shared -o libCwtch.so
@@ -51,8 +62,11 @@ libCwtch.dll: lib.go
 	mv libCwtch.dll build/windows/
 	mv libCwtch.h build/windows/
 
+clean-autobindings:
+	rm -f lib.go
+
 clean: 
-	rm -fr cwtch.aar cwtch_go.apk libCwtch.h libCwtch.so cwtch-sources.jar libCwtch.dll libCwtch.*.dylib build
+	rm -fr lib.go cwtch.aar cwtch_go.apk libCwtch.h libCwtch.so cwtch-sources.jar libCwtch.dll libCwtch.*.dylib build
 
 # iOS - for testing purposes only for now, not officially supported
 

README.md

@@ -12,6 +12,12 @@ Note for the Flutter-based Cwtch UI Application see: https://git.openprivacy.ca/
 
 **NOTE:** Autobindings currently depends on an unreleased version of Cwtch (`cwtch.im/cwtch v0.18.10-0.20230221235514-49e0d849fa3e`).
 
+### Experiments
+
+Autobindings allow for comile time selection of experiments. Default selections for each target platform are supplied in Makefile but can be overridden with:
+
+	env EXPERIMENTS="serverExperiment otherExperiment" make android
+
 ## Spec File Format
 
 The current Cwtch Bindings Specification is defined in [spec](./spec)