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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
| 2 | #include |
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| 3 | #include |
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| 4 | #include |
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| 5 | #include |
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| 6 | |||
| 7 | char * |
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| 8 | strerror(int errnum) |
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| 9 | { |
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| 10 | static char ebuf[40]; /* 64-bit number + slop */ |
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| 11 | char *cp; |
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| 12 | int v=1000000, lz=0; |
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| 13 | |||
| 14 | if (errnum >= 0 && errnum < __sys_nerr) |
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| 15 | return(unconst(__sys_errlist[errnum], char *)); |
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| 16 | |||
| 17 | strcpy(ebuf, "Unknown error: "); |
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| 18 | cp = ebuf + 15; |
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| 19 | if (errnum < 0) |
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| 20 | { |
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| 21 | *cp++ = '-'; |
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| 22 | errnum = -errnum; |
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| 23 | } |
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| 24 | while (v) |
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| 25 | { |
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| 26 | int d = errnum / v; |
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| 27 | if (d || lz || (v == 1)) |
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| 28 | { |
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| 29 | *cp++ = d+'0'; |
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| 30 | lz = 1; |
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| 31 | } |
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| 32 | errnum %= v; |
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| 33 | v /= 10; |
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| 34 | } |
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| 35 | |||
| 36 | return ebuf; |
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| 37 | } |