| fe4da5cc |
1 | * |
| 2 | * $Id$ |
| 3 | * |
| 4 | * $Log$ |
| 5 | * Revision 1.1.1.1 1996/02/15 17:50:23 mclareni |
| 6 | * Kernlib |
| 7 | * |
| 8 | * |
| 9 | FUNCTION IUCOMH (ISTR1, ISTR2, NCH) |
| 10 | C |
| 11 | C CERN PROGLIB# IUCOMH .VERSION KERNVAX 2.39 930112 |
| 12 | C ORIG. FCA+JZ, 20/02/90 |
| 13 | C |
| 14 | C Compare the two Hollerith strings of NCH bytes length and return |
| 15 | C -1 if STRING1 < STRING2 |
| 16 | C 0 = |
| 17 | C +1 > |
| 18 | C which is determined by the first non-identical character. |
| 19 | C |
| 20 | DIMENSION ISTR1(9), ISTR2(9) |
| 21 | PARAMETER (NCHAPW=4,NBITPC=8) |
| 22 | C |
| 23 | NDO = NCH |
| 24 | IF (NDO.LE.0) GO TO 30 |
| 25 | NWD = (NDO-1)/NCHAPW + 1 |
| 26 | |
| 27 | DO 29 JW=1,NWD |
| 28 | IWD1 = ISTR1(JW) |
| 29 | IWD2 = ISTR2(JW) |
| 30 | NL = MIN(NDO,4) |
| 31 | |
| 32 | DO 28 J=1,NL |
| 33 | ICHAR1 = IAND (IWD1,255) |
| 34 | ICHAR2 = IAND (IWD2,255) |
| 35 | IF (ICHAR1-ICHAR2) 32, 26, 31 |
| 36 | 26 IWD1 = ISHFT (IWD1,-8) |
| 37 | 28 IWD2 = ISHFT (IWD2,-8) |
| 38 | 29 NDO = NDO - 4 |
| 39 | |
| 40 | 30 IUCOMH = 0 |
| 41 | RETURN |
| 42 | |
| 43 | 31 IUCOMH = 1 |
| 44 | RETURN |
| 45 | 32 IUCOMH = -1 |
| 46 | RETURN |
| 47 | END |
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