22 lines
286 B
C
22 lines
286 B
C
/*
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* Concatenate s2 on the end of s1. S1's space must be large enough.
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* Return s1.
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*/
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#include <string.h>
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char *
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strcat(s1, s2)
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register char *s1;
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register const char *s2;
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{
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register char *os1;
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os1 = s1;
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while (*s1++)
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;
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--s1;
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while ((*s1++ = *s2++))
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;
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return(os1);
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}
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