22 lines
417 B
C
22 lines
417 B
C
int strcmp(const char *s1, const char *s2)
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{
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int i;
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for (i = 0; s1[i] == s2[i]; i++)
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if (s1[i] == '\0')
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return 0;
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return s1[i] - s2[i];
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}
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int strncmp(const char *s1, const char *s2, unsigned long n)
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{
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for (; n > 0; s1++, s2++, --n)
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if (*s1 != *s2)
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return ((*(unsigned char *)s1 < *(unsigned char *)s2)
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? -1
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: 1);
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else if (*s1 == '\0')
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return 0;
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return 0;
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}
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