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2 nishi 1 
/* $Id: string.c 3 2024-09-13 09:06:44Z nishi $ */
3 nishi 2 
 
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#include <string.h>
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#include <stdlib.h>
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char* cm_strcat(const char* a, const char* b) {
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	char* str = malloc(strlen(a) + strlen(b) + 1);
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	memcpy(str, a, strlen(a));
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	memcpy(str + strlen(a), b, strlen(b));
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	str[strlen(a) + strlen(b)] = 0;
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	return str;
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}
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char* cm_strdup(const char* str) { return cm_strcat(str, ""); }