Renamed language name from c++ to cxx to make things easier.

interpreter.py

@@ -438,7 +438,7 @@ class Interpreter():
         for lang in args:
             if lang.lower() == 'c':
                 comp = self.environment.detect_c_compiler()
-            elif lang.lower() == 'c++':
+            elif lang.lower() == 'cxx':
                 comp = self.environment.detect_cxx_compiler()
             else:
                 raise InvalidCode('Tried to use unknown language "%s".' % lang)

test cases/14 cxx pch/builder.txt

@@ -1,3 +1,3 @@
-project('c++ pch test', 'c++')
+project('c++ pch test', 'cxx')
 exe = executable('prog', 'prog.cc')
 exe.pch('pch/prog.hh')

test cases/15 mixed pch/builder.txt

@@ -1,4 +1,4 @@
-project('mixed C and C++ pch test', 'c++', 'c')
+project('mixed C and C++ pch test', 'cxx', 'c')
 
 exe = executable('prog', 'main.cc', 'func.c')
 exe.pch('pch/main.hh', 'pch/func.h')

test cases/2 cxx/builder.txt

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

test cases/23 global arg/builder.txt

@@ -1,7 +1,7 @@
-project('global arg test', 'c++', 'c')
+project('global arg test', 'cxx', 'c')
 
 add_global_arguments('c', '-DMYTHING')
-add_global_arguments('c++', '-DMYCXXTHING')
+add_global_arguments('cxx', '-DMYCXXTHING')
 
 exe1 = executable('prog', 'prog.c')
 exe2 = executable('prog2', 'prog.cc')

test cases/24 target arg/builder.txt

@@ -1,8 +1,8 @@
-project('local arg test', 'c++', 'c')
+project('local arg test', 'cxx', 'c')
 
 exe1 = executable('prog', 'prog.cc', 'func.c')
 
 exe1.add_compiler_args('c', '-DCTHING')
-exe1.add_compiler_args('c++', '-DCXXTHING')
+exe1.add_compiler_args('cxx', '-DCXXTHING')
 
 add_test('prog1', exe1)

test cases/7 mixed/builder.txt

@@ -1,3 +1,3 @@
-project('mixed C and C++', 'c', 'c++')
+project('mixed C and C++', 'c', 'cxx')
 exe = executable('prog', 'main.cc', 'func.c')
 add_test('mixtest', exe)