replace shell scripts by symlinks to call tool

Makefile

@@ -1,7 +1,10 @@
+GOROOT := $(shell go env GOPATH)
+
 build:
 	go build
 
 install: build
 	go install
-	chmod +x bin/*
-	cp bin/* /usr/local/bin
+	ln -f -s $(GOROOT)/bin/gowllvm $(GOROOT)/bin/gowclang
+	ln -f -s $(GOROOT)/bin/gowllvm $(GOROOT)/bin/gowclang++
+	ln -f -s $(GOROOT)/bin/gowllvm $(GOROOT)/bin/gowextract

bin/gowclang

@@ -1,2 +0,0 @@
-#!/bin/sh
-exec gowllvm compile clang "$@"

bin/gowclang++

@@ -1,2 +0,0 @@
-#!/bin/sh
-exec gowllvm compile clang++ "$@"

bin/gowextract

@@ -1,2 +0,0 @@
-#!/bin/sh
-exec gowllvm extract "$@"

compiler.go

@@ -11,17 +11,12 @@ import (
     "io"
 )
 
-func compile(args []string) {
-    if len(args) < 1 {
-        log.Fatal("You must precise which compiler to use.")
-    }
-    var compilerName = args[0]
+func compile(args []string, compilerName string) {
     var compilerExecName = getCompilerExecName(compilerName)
     var configureOnly bool
     if os.Getenv(CONFIGURE_ONLY) != "" {
         configureOnly = true
     }
-    args = args[1:]
     var pr = parse(args)
 
     // If configure only is set, try to execute normal compiling command then exit silently

gowllvm.go

@@ -8,18 +8,15 @@ import(
 func main() {
     // Parse command line
     var args = os.Args
-    if len(args) < 2 {
-        log.Fatal("Not enough arguments.")
-    }
-    var modeFlag = args[1]
-    args = args[2:]
+    var callerName = args[0]
+    args = args[1:]
 
-    switch modeFlag {
-    case "compile":
-        // Call main compiling function with args
-        compile(args)
-    case "extract":
-        // Call main extracting function with args
+    switch callerName {
+    case "gowclang":
+        compile(args, "clang")
+    case "gowclang++":
+        compile(args, "clang++")
+    case "gowextract":
         extract(args)
     default:
         log.Fatal("You should call gowllvm with a valid mode.")