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<setjmp.h> Header - C
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C Standard Library

<assert.h>(C89) <complex.h>(C99)op <ctype.h>(C89) <errno.h>(C89) <fenv.h>(C99) <float.h>(C89) <inttypes.h>(C99) <iso646.h>(NA1) <limits.h>(C89) <locale.h>(C89) <math.h>(C89) <setjmp.h>(C89) <signal.h>(C89) <stdalign.h>(C11) <stdarg.h>(C89) <stdatomic.h>(C11)op <stdbool.h>(C99) <stddef.h>(C89) <stdint.h>(C99) <stdio.h>(C89) <stdlib.h>(C89) <stdnoreturn.h>(C11) <string.h>(C89) <tgmath.h>(C99) <threads.h>(C11)op <time.h>(C89) <uchar.h>(C11) <wchar.h>(NA1) <wctype.h>(NA1)

op - Optional Header v · d · e

The <setjmp.h> header is part of the standard library of the C programming language which provides the mechanism for bypassing the normal function call and return discipline. This header was added in C89.

Types[edit]

Type Description Since
jmp_buf An array type suitable for holding calling environment info. C89

Functions[edit]

Function Description Since
longjmp Restores the environment saved by the most recent invocation setjmp C89

Macros[edit]

The header provides the following macro definitions:

Macro Name Description Since
setjmp Saves its calling environment in its argument C89
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