rindex.c,v

来自「TCP-IP红宝书源代码」· C,V 代码 · 共 45 行

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date	97.09.21.19.27.40;	author dls;	state Dist;
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@pre-3e code
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@/*
 * Return the ptr in sp at which the character c last
 * appears; NULL if not found
*/

#define NULL 0

char *
rindex(sp, c)
register char *sp, c;
{
	register char *r;

	r = NULL;
	do {
		if (*sp == c)
			r = sp;
	} while (*sp++);
	return(r);
}
@