support C

test/c_file.c

@@ -3,11 +3,13 @@
 int main()
 {
 	int* x;
-	void* y;
-	x = y;
+	void* y = 0;
+
+	x = y;			/* should only work on C */
+	if(x == 0)
+	{
+		printf("C compilation OK!\n");
+	}
 
-	char s[16];
-	scanf("%s", s);
-	printf("%s\n", s);
 	return 0;
 }

test/functions_test.cppipe

@@ -1,3 +1,5 @@
+// Test cppipe functions
+
 #include <cppipe/commands.hpp>
 
 #include <sys/wait.h>
@@ -26,7 +28,10 @@ int main(int argc, char* argv[])
 
 	string out2 = $(echo + "abc" + "def");
 	if(auto len = out2.size(); len != 8)
+	{
 		cerr << "FAILURE: unexpected output length " << len << endl;
+		exit(1);
+	}
 
 	Cmd success("echo", "OK 1/11");
 	Cmd fail("mkdir", ".");