Dwm::HasDescriptorWrite Concept Reference

T has a Write(int fd) const member that returns ssize_t (number of bytes read on success, -1 on failure). More...

#include <DwmDescriptorIOCapable.hh>

Concept definition

template<typename T>
concept Dwm::HasDescriptorWrite =  requires (const T & t, int fd) {
    { t.Write(fd) } -> std::same_as<ssize_t>;
  }

Detailed Description

T has a Write(int fd) const member that returns ssize_t (number of bytes read on success, -1 on failure).