signal constants
Syntax
#include <signal.h>
Remarks
The sig argument must be one of the manifest constants listed below (defined in SIGNAL.H).
| Constant | Description |
|---|---|
SIGABRT |
Abnormal termination. The default action terminates the calling program with exit code 3. |
SIGABRT_COMPAT |
Same meaning as SIGABRT. For compatibility with other platforms. |
SIGFPE |
Floating-point error, such as overflow, division by zero, or invalid operation. The default action terminates the calling program. |
SIGILL |
Illegal instruction. The default action terminates the calling program. |
SIGINT |
CTRL+C interrupt. The default action terminates the calling program with exit code 3. |
SIGSEGV |
Illegal storage access. The default action terminates the calling program. |
SIGTERM |
Termination request sent to the program. The default action terminates the calling program with exit code 3. |
SIG_ERR |
A return type from a signal indicating an error has occurred. |