Last change
on this file since a6f5b95 was 3ae31e9, checked in by Thomas Lopatic <thomas@…>, 8 years ago |
Imported original source code.
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100755
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File size:
461 bytes
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[3ae31e9] | 1 | /*
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| 2 | =============================================================================
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| 3 | strcmp.c -- compare strings
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| 4 | Version 2 -- 1987-06-15
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| 5 |
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| 6 | Compare strings: s1>s2: >0 s1==s2: 0 s1<s2: <0
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| 7 | =============================================================================
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| 8 | */
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| 9 |
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| 10 | int
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| 11 | strcmp(s1, s2)
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| 12 | register char *s1, *s2;
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| 13 | {
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| 14 | if(s1 == s2)
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| 15 | return(0);
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| 16 |
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| 17 | while(*s1 == *s2++)
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| 18 | if(*s1++ == '\0')
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| 19 | return(0);
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| 20 |
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| 21 | return((int)*s1 - (int)*--s2);
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| 22 | }
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