message: Improved debug calls
diff: @@ -29,6 +29,8 @@ pub extern "C" fn _getenv(name_ptr: c_int, instance: &mut Instance) -> c_int {
  }
  pub extern "C" fn _getpwnam(name_ptr: c_int, instance: &mut Instance) -> c_int {
  + debug!("emscripten::_getpwnam {}", name_ptr);
  +
  #[repr(C)]
  struct GuestPasswd {
  pw_name: u32,
  @@ -40,7 +42,6 @@ pub extern "C" fn _getpwnam(name_ptr: c_int, instance: &mut Instance) -> c_int {
  pw_shell: u32,
  }
  - debug!("emscripten::_getpwnam {}", name_ptr);
  let name = unsafe {
  let memory_name_ptr = instance.memory_offset_addr(0, name_ptr as usize) as *const c_char;
  CStr::from_ptr(memory_name_ptr)
  @@ -64,6 +65,8 @@ pub extern "C" fn _getpwnam(name_ptr: c_int, instance: &mut Instance) -> c_int {
  }
  pub extern "C" fn _getgrnam(name_ptr: c_int, instance: &mut Instance) -> c_int {
  + debug!("emscripten::_getgrnam {}", name_ptr);
  +
  #[repr(C)]
  struct GuestGroup {
  gr_name: u32,
  @@ -72,7 +75,6 @@ pub extern "C" fn _getgrnam(name_ptr: c_int, instance: &mut Instance) -> c_int {
  gr_mem: u32,
  }
  - debug!("emscripten::_getgrnam {}", name_ptr);
  let name = unsafe {
  let memory_name_ptr = instance.memory_offset_addr(0, name_ptr as usize) as *const c_char;
  CStr::from_ptr(memory_name_ptr)
  @@ -93,13 +95,16 @@ pub extern "C" fn _getgrnam(name_ptr: c_int, instance: &mut Instance) -> c_int {
  }
  pub extern fn _localtime_r() -> u32 {
  + debug!("emscripten::_localtime_r");
  0
  }
  pub extern fn _getpagesize() -> u32 {
  + debug!("emscripten::_getpagesize");
  LinearMemory::PAGE_SIZE
  }
  pub extern fn _prlimit(pid: c_int, resource: c_int, new_limit: c_int, old_limit: c_int, instance: &mut Instance) -> c_int {
  + debug!("emscripten::_prlimit {} {} {} {}", pid, resource, new_limit, old_limit);
  0
  }
  