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Annotation of capa/capa51/pProj/capaMapExpr.c, revision 1.2

1.2     ! albertel    1: /* definition of the /MAP and /RMAP commands
        !             2:    Copyright (C) 1992-2000 Michigan State University
        !             3: 
        !             4:    The CAPA system is free software; you can redistribute it and/or
        !             5:    modify it under the terms of the GNU Library General Public License as
        !             6:    published by the Free Software Foundation; either version 2 of the
        !             7:    License, or (at your option) any later version.
        !             8: 
        !             9:    The CAPA system is distributed in the hope that it will be useful,
        !            10:    but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            11:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
        !            12:    Library General Public License for more details.
        !            13: 
        !            14:    You should have received a copy of the GNU Library General Public
        !            15:    License along with the CAPA system; see the file COPYING.  If not,
        !            16:    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
        !            17:    Boston, MA 02111-1307, USA.  */
        !            18: 
1.1       albertel   19: /* ========================================================================== */
                     20: /*            capaMapExpr.c    created by Isaac Tsai                       */
                     21: /*                                                                         */
                     22: /*  this is the main code to handle /MAP() function call in capa */
                     23: #include <stdio.h>
                     24: #include <string.h>
                     25: #include <math.h>
                     26: 
                     27: #include "capaParser.h"
                     28: #include "capaToken.h"
                     29: #include "ranlib.h"
                     30: 
                     31: 
                     32:             
                     33: /* |>|===============================================================|<| */
                     34: int
                     35: do_map(seed, varp, argp, argc, dir) 
                     36: char *seed; ArgNode_t *varp; ArgNode_t *argp; int argc; int dir;
                     37: {
                     38:   long        orig_gen, current_gen, seed1, seed2;
                     39:   long       *idx_array, *ridx_array;
                     40:   int         idx, val;
                     41:   Symbol      val_array[ONE_K];
                     42:   ArgNode_t  *tmpArgp;
                     43:   
                     44: 
                     45:   for(idx=0,tmpArgp=argp;idx<argc;idx++) {
                     46:     switch( FIRST_ARGTYPE(tmpArgp) ) {
                     47:     case I_VAR:
                     48:     case I_CONSTANT:
                     49:          (val_array[idx]).s_type = I_VAR;
                     50:          (val_array[idx]).s_int = FIRST_ARGINT(tmpArgp); break;
                     51:     case R_VAR:
                     52:     case R_CONSTANT:
                     53:          (val_array[idx]).s_type = R_VAR;
                     54:          (val_array[idx]).s_real = FIRST_ARGREAL(tmpArgp); break;
                     55:     case S_VAR:
                     56:     case S_CONSTANT:
                     57:          (val_array[idx]).s_type = S_VAR;
                     58:          (val_array[idx]).s_str = strsave(FIRST_ARGSTR(tmpArgp)); break;
                     59:     default:
                     60:          return -1;
                     61: 	 break;
                     62:     }
                     63:     tmpArgp =  (tmpArgp->a_next);
                     64:   }
                     65:   idx_array = (long *)capa_malloc(sizeof(long), argc);
                     66:   for(idx=0;idx<argc;idx++) idx_array[idx] = idx;
                     67:   gscgn(GET_GENERATOR, &orig_gen);
                     68:   current_gen = PERMUTATION_G;
                     69:   gscgn(SET_GENERATOR, &current_gen);
                     70:   phrtsd(seed, &seed1, &seed2);
                     71:   setsd(seed1, seed2);
                     72:   genprm(idx_array, (long)argc);
                     73:   if(dir == REVERSE_MAP) {
                     74:     ridx_array = (long *)capa_malloc(sizeof(long), argc);
                     75:     for(idx=0;idx<argc;idx++) {
                     76:       ridx_array[ idx_array[idx] ] = idx;
                     77:     }
                     78:     for(idx=0;idx<argc;idx++) {
                     79:       idx_array[idx] = ridx_array[idx];
                     80:     }
                     81:     capa_mfree((char *)ridx_array);
                     82:   }
                     83:   for(idx=0,tmpArgp=varp;idx<argc;idx++) {
                     84:     val = idx_array[idx];
                     85:     switch( FIRST_ARGTYPE(tmpArgp) ) {
                     86:       case IDENTIFIER:
                     87:       case I_VAR: case I_CONSTANT:
                     88:       case R_VAR: case R_CONSTANT: break;
                     89:       case S_VAR: case S_CONSTANT: capa_mfree((char *)FIRST_ARGSTR(tmpArgp)); break;
                     90:     }
                     91:     FIRST_ARGTYPE(tmpArgp) = (val_array[val]).s_type;
                     92:     
                     93:     switch( val_array[val].s_type ) {
                     94:      case I_VAR: FIRST_ARGINT(tmpArgp) =  (val_array[val]).s_int;   break;
                     95:      case R_VAR: FIRST_ARGREAL(tmpArgp) = (val_array[val]).s_real;  break;
                     96:      case S_VAR: FIRST_ARGSTR(tmpArgp) =  (val_array[val]).s_str;   break;
                     97:     }
                     98:     tmpArgp = tmpArgp->a_next;
                     99:   }
                    100:   gscgn(SET_GENERATOR, &orig_gen);
                    101:   capa_mfree((char *)idx_array);
                    102:   return (0);
                    103: }
                    104: 
                    105: