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Cクイックリファレンス 第2版
book

Cクイックリファレンス 第2版

by Peter Prinz, Tony Crawford, 黒川 利明, 島 敏博
November 2016
Beginner to intermediate
816 pages
19h 58m
Japanese
O'Reilly Japan, Inc.
Content preview from Cクイックリファレンス 第2版
setjmp
543
#include <errno.h> // EDOM, ERANGE
を定義
double calculate1(double x); // calculate.c
の関数定義
double calculate2(double x);
jmp_buf jmp_dest; // longjmp()
のジャンプ先
int main(void)
{
puts("--- Demonstrating non-local jumps ---\n");
switch(setjmp(jmp_dest)) //
エラー処理のためにここにジャンプ
{
case 0: //
元の
setjmp()
を呼び出す
break;
case EDOM:
// EDOM
longjmp()
呼び出しで到達
puts("Domain error. "
"Negative numbers are not permitted.");
break;
case ERANGE: // ERANGE
longjmp()
呼び出しで到達
puts("Range error. "
"The number you entered is too big.");
break;
default: //
ここには絶対来ない
puts("Unknown error.");
exit(EXIT_FAILURE);
}
printf("E
nter a number: ");
double x = 0;
int n = 0;
do
{
if ((n ...
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Publisher Resources

ISBN: 9784873117812Other