Compile library to WASM using GraalVM.

Add main functions for library.

Convert to WASM image.

Setup public for cljcc website.

3 files changed, 60 insertions, 1 deletions

diff --git a/cljcc-compiler/build.clj b/cljcc-compiler/build.clj
new file mode 100644
index 0000000..68d7f95
--- /dev/null
+++ b/cljcc-compiler/build.clj
@@ -0,0 +1,28 @@
+(ns build
+  (:refer-clojure :exclude [test])
+  (:require [clojure.tools.build.api :as b]))
+
+(def lib 'net.clojars.cljcc-lib/cljcc-lib)
+(def main 'cljcc.cljcc)
+(def class-dir "../target/classes")
+
+(defn- uber-opts [opts]
+  (assoc opts
+         :lib lib :main main
+         :uber-file "../target/lib/cljcc-lib.jar"
+         :basis (b/create-basis {})
+         :class-dir class-dir
+         :src-dirs ["src"]
+         :ns-compile [main]))
+
+(defn ci "Run the CI pipeline of tests (and build the uberjar)." [opts]
+  (b/delete {:path "../target"})
+  (let [opts (uber-opts opts)]
+    (println "\nCopying source...")
+    (b/copy-dir {:src-dirs ["resources" "src"] :target-dir class-dir})
+    (println (str "\nCompiling " main "..."))
+    (b/compile-clj opts)
+    (println "\nBuilding JAR...")
+    (b/uber opts)
+    (println "\nJAR built."))
+  opts)
diff --git a/cljcc-compiler/deps.edn b/cljcc-compiler/deps.edn
index 52fd6d7..2d5cfc3 100644
--- a/cljcc-compiler/deps.edn
+++ b/cljcc-compiler/deps.edn
@@ -1,4 +1,10 @@
 {:paths ["src"]
  :deps {org.clojure/clojure {:mvn/version "1.11.1"}
         org.clojure/core.match {:mvn/version "1.1.0"}
-        metosin/malli {:mvn/version "0.16.4"}}}
+        com.github.clj-easy/graal-build-time {:mvn/version "1.0.5"}
+        metosin/malli {:mvn/version "0.16.4"}}
+ :aliases {:run {:main-opts ["-m" "cljcc.cljcc"]}
+           :build {:deps {io.github.clojure/tools.build
+                          {:mvn/version "0.10.3"}}
+                   :jvm-opts ["-Dclojure.compiler.direct-linking=true"]
+                   :ns-default build}}}
diff --git a/cljcc-compiler/src/cljcc/cljcc.clj b/cljcc-compiler/src/cljcc/cljcc.clj
index fc088fc..e5c1e69 100644
--- a/cljcc-compiler/src/cljcc/cljcc.clj
+++ b/cljcc-compiler/src/cljcc/cljcc.clj
@@ -9,6 +9,8 @@
    [cljcc.emit :as emit])
   (:gen-class))
 
+(set! *warn-on-reflection* true)
+
 (def valid-os-targets #{:mac :linux})
 (def valid-stages #{:lex :parse :validate :tacky :codegen :emit})
 
@@ -47,3 +49,26 @@
         stages-to-run (vec (take stage-idx stages))]
     (reduce (fn [acc f] (f acc)) source stages-to-run)))
 
+(defn- validate-os [os]
+  (let [valid-os #{"mac" "linux"}]
+    (assert (valid-os os) (str "OS: " os "is not valid." "OS type is not valid. Valid os: " (vec valid-os))))
+  os)
+
+(defn- validate-stage [stage]
+  (let [valid-stages #{"lex" "parse" "validate" "tacky" "codegen" "emit"}]
+    (assert (valid-stages stage) (str "Stage is not valid. Valid stages: " (vec valid-stages)))
+    stage))
+
+(defn -main [& args]
+  (let [[source os stage] args
+        source (or source "")
+        os (or os "")
+        stage (or stage "")]
+    (validate-os os)
+    (validate-stage stage)
+    (println (run source {:options {:os (keyword os)
+                                    :stage (keyword stage)}}))))
+
+(comment
+
+  (-main "int main(void) {return 42;}" "linux" "lex"))