# SIG_DFL, SIG_IGN

From cppreference.com
< cpp‎ | utility‎ | program

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

The SIG_DFL and SIG_IGN macros expand into integral expressions that are not equal to an address of any function. The macros define signal handling strategies for std::signal () function.

Constant | Explanation
`SIG_DFL` | default signal handling
`SIG_IGN` | signal is ignored

### See also

Retrieved from "https://en.cppreference.com/mwiki/index.php?title=cpp/utility/program/SIG_strategies&oldid=65692"