| Last change
 on this file since ea9a162 was             b28a12e, checked in by Thomas Lopatic <thomas@…>, 8 years ago | 
        
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Zero redundant declarations.
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Property                 mode
 set to                 100644 | 
        
          | File size:
            1.2 KB | 
      
      
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| 1 | /* | 
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| 2 | ============================================================================= | 
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| 3 | infield.c -- field input functions | 
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| 4 | Version 6 -- 1988-10-20 -- D.N. Lynx Crowe | 
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| 5 | ============================================================================= | 
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| 6 | */ | 
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| 7 |  | 
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| 8 | #include "ram.h" | 
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| 9 |  | 
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| 10 | /* | 
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| 11 | ============================================================================= | 
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| 12 | infield() -- Determines whether or not a given position is in a field. | 
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| 13 | Returns TRUE if in a field, FALSE if not.  If in a field, sets 'infetp' | 
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| 14 | to point at the fet entry.  If not in a field, sets 'infetp' to NULL. | 
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| 15 | ============================================================================= | 
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| 16 | */ | 
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| 17 |  | 
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| 18 | int16_t infield(int16_t row, int16_t col, struct fet *fetp) | 
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| 19 | { | 
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| 20 | infetp = (struct fet *)NULL;    /* setup for NULL infetp return */ | 
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| 21 |  | 
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| 22 | if ((struct fet *)NULL EQ fetp) /* handle NULL fet pointer */ | 
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| 23 | return(FALSE); | 
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| 24 |  | 
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| 25 | while (fetp->redisp) {          /* redisp EQ NULL is end of table */ | 
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| 26 |  | 
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| 27 | if ((row EQ fetp->frow) AND     /* check the entry */ | 
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| 28 | (col GE fetp->flcol) AND | 
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| 29 | (col LE fetp->frcol)) { | 
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| 30 |  | 
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| 31 | infetp = fetp;          /* set new fet pointer */ | 
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| 32 | return(TRUE);           /* return 'found' */ | 
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| 33 | } | 
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| 34 |  | 
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| 35 | ++fetp;                         /* advance field pointer */ | 
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| 36 | } | 
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| 37 |  | 
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| 38 | return(FALSE);                          /* return 'not found' */ | 
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| 39 | } | 
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| 40 |  | 
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| 41 |  | 
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