Standard library header <setjmp.h>

This header is part of the program support utilities library.

Types
jmp_buf	execution context type (typedef)
Macros
setjmp	saves the context (function macro)
Functions
longjmp	jumps to specified location (function)

Synopsis

#define __STDC_VERSION_SETJMP_H__ 202311L

typedef /* unspecified */ jmp_buf;
    
int setjmp(jmp_buf env);
[[noreturn]] void longjmp(jmp_buf env, int val);