code: purgatorio

ref: 09cf3c0ae6c0fed01e32a149f4668b7a7d52944b
dir: /lib9/runestrchr.c/

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#include "lib9.h"

Rune*
runestrchr(Rune *s, Rune c)
{
	Rune c0 = c;
	Rune c1;

	if(c == 0) {
		while(*s++)
			;
		return s-1;
	}

	while(c1 = *s++)
		if(c1 == c0)
			return s-1;
	return 0;
}