Fix token-swap (solana-labs#72)

.travis.yml

@@ -28,5 +28,6 @@ install:
 jobs:
   include:
     - stage: "Test Programs"
+      script: ./ci/memo.sh
+      script: ./ci/token.sh
       script: ./ci/token.sh
-    - script: ./ci/memo.sh

ci/token-swap.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+set -e
+
+(
+    cd "$(dirname "$0")/.."
+
+    ./do.sh update
+    ./do.sh build token-swap
+    ./do.sh doc token-swap
+    ./do.sh test token-swap
+    cc token/inc/token-swap.h -o token-swap/target/token-swap.gch
+)
+
+(
+    cd "$(dirname "$0")/../token/js"
+
+    npm install
+    npm run cluster:devnet
+    npm run start
+)

token-swap/Cargo.toml

@@ -13,14 +13,18 @@ edition = "2018"
 [dependencies]
 num-derive = "0.2"
 num-traits = "0.2"
+remove_dir_all = "=0.5.0"
 solana-sdk = { version = "=1.2.0", default-features = false, features=["program"] }
 solana-sdk-bpf-test = { path = "../bin/bpf-sdk/rust/test", default-features = false }
-spl-token = { path = "../token", default-features = false }
+spl-token = { path = "../token" }
 thiserror = "1.0"
 
 [dev-dependencies]
 rand = { version = "0.7.0"}
 
+[build-dependencies]
+cbindgen = "=0.14.2"
+
 [lib]
 name = "spl_token_swap"
 crate-type = ["cdylib", "lib"]

token-swap/build.rs

@@ -0,0 +1,10 @@
+extern crate cbindgen;
+
+use std::env;
+
+fn main() {
+    let crate_dir = env::var("CARGO_MANIFEST_DIR").unwrap();
+    cbindgen::generate(&crate_dir)
+        .unwrap()
+        .write_to_file("inc/token-swap.h");
+}

token-swap/cbindgen.toml

@@ -0,0 +1,15 @@
+language = "C"
+header = "/* Autogenerated SPL Token-Swap program C Bindings */"
+pragma_once = true
+cpp_compat = true
+line_length = 80
+tab_width = 4
+style = "both"
+
+[export]
+prefix = "TokenSwap_"
+include = ["SwapInstruction", "State"]
+
+[parse]
+parse_deps = true
+include = ["solana-sdk"]