Define used languages in project() function.

interpreter.py

@@ -127,7 +127,6 @@ class Interpreter():
     def build_func_dict(self):
         self.funcs = {'project' : self.func_project, 
                       'message' : self.func_message,
-                      'language': self.func_language,
                       'executable': self.func_executable,
                       'find_dep' : self.func_find_dep,
                       'static_library' : self.func_static_lib,
@@ -175,24 +174,22 @@ class Interpreter():
                     raise InvalidArguments('Incorrect argument type.')
 
     def func_project(self, node, args):
-        self.validate_arguments(args, 1, [str])
+        if len(args) < 2:
+            raise InvalidArguments('Not enough arguments to project(). Needs at least the project name and one language')
+        for a in args:
+            if not isinstance(a, str):
+                raise InvalidArguments('Line %d: Argument %s is not a string.' % (node.lineno(), str(a)))
         if self.build.project is not None:
             raise InvalidCode('Second call to project() on line %d.' % node.lineno())
         self.build.project = args[0]
         print('Project name is "%s".' % self.build.project)
+        self.add_languages(node, args[1:])
 
     def func_message(self, node, args):
         self.validate_arguments(args, 1, [str])
         print('Message: %s' % args[0])
 
-    def func_language(self, node, args):
-        if len(args) == 0:
-            raise InvalidArguments('Line %d: no arguments to function language.' % node.lineno())
-        for a in args:
-            if not isinstance(a, str):
-                raise InvalidArguments('Line %d: Argument %s is not a string.' % (node.lineno(), str(a)))
-        if len(self.build.compilers) > 0:
-            raise InvalidCode('Function language() can only be called once (line %d).' % node.lineno())
+    def add_languages(self, node, args):
         for lang in args:
             if lang.lower() == 'c':
                 comp = self.environment.detect_c_compiler()

test cases/1 trivial/builder.txt

@@ -1,4 +1,3 @@
-project('trivial test')
-language('c')
+project('trivial test', 'c')
 exe = executable('trivialprog', 'trivial.c')
 add_test('runtest', exe)

test cases/2 cxx/builder.txt

@@ -1,4 +1,3 @@
-project('c++ test')
-language('c++')
+project('c++ test', 'c++')
 exe = executable('trivialprog', 'trivial.cc')
 add_test('runtest', exe)

test cases/3 static/builder.txt

@@ -1,3 +1,2 @@
-project('static library test')
-language('c')
+project('static library test', 'c')
 lib = static_library('mylib', 'libfile.c')

test cases/4 shared/builder.txt

@@ -1,3 +1,2 @@
-project('shared library test')
-language('c')
+project('shared library test', 'c')
 lib = shared_library('mylib', 'libfile.c')

test cases/5 linkstatic/builder.txt

@@ -1,5 +1,4 @@
-project('static library linking test')
-language('c')
+project('static library linking test', 'c')
 lib = static_library('mylib', 'libfile.c')
 exe = executable('prog', 'main.c')
 exe.link(lib)

test cases/6 linkshared/builder.txt

@@ -1,5 +1,4 @@
-project('shared library linking test')
-language('c')
+project('shared library linking test', 'c')
 lib = shared_library('mylib', 'libfile.c')
 exe = executable('prog', 'main.c')
 exe.link(lib)