SIG_DFL, SIG_IGN
From cppreference.com
Defined in header
<signal.h>
|
||
#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 signal() function.
Constant | Explanation |
SIG_DFL
|
default signal handling |
SIG_IGN
|
signal is ignored |
Contents |
[edit] Example
Run this code
Output:
(none)
[edit] Example
Run this code
Output:
Exit main()
[edit] References
- C11 standard (ISO/IEC 9899:2011):
-
- 7.14/3 Signal handling <signal.h> (p: 265)
- C99 standard (ISO/IEC 9899:1999):
-
- 7.14/3 Signal handling <signal.h> (p: 246)
- C89/C90 standard (ISO/IEC 9899:1990):
-
- 4.7 SIGNAL HANDLING <signal.h>
[edit] See also
C++ documentation for SIG_DFL, SIG_IGN
|