unix/alloc: Make coverage build and its overzealous warnings happy.

pfalcon · pfalcon · commit 7c8d76fad34c · 2016-06-18T00:36:13.000+03:00
diff --git a/unix/alloc.c b/unix/alloc.c
@@ -86,13 +86,20 @@ void mp_unix_mark_exec(void) {
 }
 
 #if MICROPY_FORCE_PLAT_ALLOC_EXEC
+// Provide implementation of libffi ffi_closure_* functions in terms
+// of the functions above. On a normal Linux system, this save a lot
+// of code size.
+void *ffi_closure_alloc(size_t size, void **code);
+void ffi_closure_free(void *ptr);
+
 void *ffi_closure_alloc(size_t size, void **code) {
     mp_uint_t dummy;
     mp_unix_alloc_exec(size, code, &dummy);
     return *code;
 }
 
 void ffi_closure_free(void *ptr) {
+    (void)ptr;
     // TODO
 }
 #endif

Original file line number	Diff line number	Diff line change
`@@ -86,13 +86,20 @@ void mp_unix_mark_exec(void) {`
`86`	`86`	`}`
`87`	`87`
`88`	`88`	`#if MICROPY_FORCE_PLAT_ALLOC_EXEC`
	`89`	`+// Provide implementation of libffi ffi_closure_* functions in terms`
	`90`	`+// of the functions above. On a normal Linux system, this save a lot`
	`91`	`+// of code size.`
	`92`	`+void ffi_closure_alloc(size_t size, void *code);`
	`93`	`+void ffi_closure_free(void *ptr);`
	`94`	`+`
`89`	`95`	`void ffi_closure_alloc(size_t size, void *code) {`
`90`	`96`	`mp_uint_t dummy;`
`91`	`97`	`mp_unix_alloc_exec(size, code, &dummy);`
`92`	`98`	`return *code;`
`93`	`99`	`}`
`94`	`100`
`95`	`101`	`void ffi_closure_free(void *ptr) {`
	`102`	`+ (void)ptr;`
`96`	`103`	`// TODO`
`97`	`104`	`}`
`98`	`105`	`#endif`