# SIG_ERR

From cppreference.com
< cpp‎ | utility‎ | program

Defined in header `<csignal>` |  |
#define SIG_ERR /* implementation defined */ |  |

A value of type `void (*)(int)`. When returned by std::signal, indicates that an error has occurred.

### See also

signal | sets a signal handler for particular signal (function)
C documentation for SIG_ERR

Retrieved from "http://en.cppreference.com/mwiki/index.php?title=cpp/utility/program/SIG_ERR&oldid=59661"