| 79 |  | } | 
| 80 |  |  | 
| 81 |  | /* | 
| 82 | < | The next three functions deal with creating and initializing of the | 
| 83 | < | members statements used by the bonds, bends, and torsions. | 
| 82 | > | The next function deals with creating and initializing of the | 
| 83 | > | members statements used by the bonds, bends, torsions, and rigid bodies. | 
| 84 |  | */ | 
| 85 |  |  | 
| 86 | < | struct node_tag* members_2( int a, int b ){ | 
| 86 | > | struct node_tag* members( char* list_str ){ | 
| 87 |  |  | 
| 88 |  | struct node_tag* the_node; | 
| 89 |  | the_node = ( struct node_tag* )malloc( sizeof( node ) ); | 
| 94 |  | the_node->prev_stmt = NULL; | 
| 95 |  | the_node->stmt_list = NULL; | 
| 96 |  |  | 
| 97 | < | the_node->the_data.mbrs.a = a; | 
| 98 | < | the_node->the_data.mbrs.b = b; | 
| 99 | < | the_node->the_data.mbrs.c = 0; | 
| 100 | < | the_node->the_data.mbrs.d = 0; | 
| 97 | > | int nTokens, i; | 
| 98 | > | char *foo; | 
| 99 |  |  | 
| 100 | < | return the_node; | 
| 103 | < | } | 
| 100 | > | nTokens = count_tokens(list_str, " ,;\t"); | 
| 101 |  |  | 
| 102 | < | struct node_tag* members_3( int a, int b, int c ){ | 
| 102 | > | if (nTokens < 1) { | 
| 103 | > | yyerror("can't find any members in this members statement"); | 
| 104 | > | } | 
| 105 |  |  | 
| 106 | < | struct node_tag* the_node; | 
| 108 | < | the_node = ( struct node_tag* )malloc( sizeof( node ) ); | 
| 109 | < |  | 
| 110 | < | the_node->type = MEMBERS_STMT; | 
| 111 | < | the_node->index = 0; | 
| 112 | < | the_node->next_stmt = NULL; | 
| 113 | < | the_node->prev_stmt = NULL; | 
| 114 | < | the_node->stmt_list = NULL; | 
| 115 | < |  | 
| 116 | < | the_node->the_data.mbrs.a = a; | 
| 117 | < | the_node->the_data.mbrs.b = b; | 
| 118 | < | the_node->the_data.mbrs.c = c; | 
| 119 | < | the_node->the_data.mbrs.d = 0; | 
| 106 | > | the_node->the_data.mbrs.nMembers = nTokens; | 
| 107 |  |  | 
| 108 | < | return the_node; | 
| 122 | < | } | 
| 108 | > | the_node->the_data.mbrs.memberList = (int *) calloc(nTokens, sizeof(int)); | 
| 109 |  |  | 
| 110 | < | struct node_tag* members_4( int a, int b, int c, int d ){ | 
| 110 | > | foo = strtok(list_str, " ,;\t"); | 
| 111 | > | the_node->the_data.mbrs.memberList[0] = atoi( foo ); | 
| 112 |  |  | 
| 113 | < | struct node_tag* the_node; | 
| 114 | < | the_node = ( struct node_tag* )malloc( sizeof( node ) ); | 
| 115 | < |  | 
| 116 | < | the_node->type = MEMBERS_STMT; | 
| 130 | < | the_node->index = 0; | 
| 131 | < | the_node->next_stmt = NULL; | 
| 132 | < | the_node->prev_stmt = NULL; | 
| 133 | < | the_node->stmt_list = NULL; | 
| 134 | < |  | 
| 135 | < | the_node->the_data.mbrs.a = a; | 
| 136 | < | the_node->the_data.mbrs.b = b; | 
| 137 | < | the_node->the_data.mbrs.c = c; | 
| 138 | < | the_node->the_data.mbrs.d = d; | 
| 113 | > | for (i = 1; i < nTokens; i++) { | 
| 114 | > | foo = strtok(NULL, " ,;\t"); | 
| 115 | > | the_node->the_data.mbrs.memberList[i] = atoi( foo ); | 
| 116 | > | } | 
| 117 |  |  | 
| 118 |  | return the_node; | 
| 119 |  | } | 
| 122 |  | This function does the C & I of the constraint statements | 
| 123 |  | */ | 
| 124 |  |  | 
| 125 | < | struct node_tag* constraint( double constraint_val ){ | 
| 125 | > | struct node_tag* constraint( char* list_str ){ | 
| 126 |  |  | 
| 127 |  | struct node_tag* the_node; | 
| 128 |  | the_node = ( struct node_tag* )malloc( sizeof( node ) ); | 
| 133 |  | the_node->prev_stmt = NULL; | 
| 134 |  | the_node->stmt_list = NULL; | 
| 135 |  |  | 
| 136 | < | the_node->the_data.cnstr.constraint_val = constraint_val; | 
| 136 | > | int nTokens; | 
| 137 | > | char *foo; | 
| 138 |  |  | 
| 139 | + | nTokens = count_tokens(list_str, " ,;\t"); | 
| 140 | + | if (nTokens != 1) { | 
| 141 | + | yyerror("wrong number of arguments given in constraint statement"); | 
| 142 | + | } | 
| 143 | + |  | 
| 144 | + | foo = strtok(list_str, " ,;\t"); | 
| 145 | + | the_node->the_data.cnstr.constraint_val = atof( foo ); | 
| 146 | + |  | 
| 147 |  | return the_node; | 
| 148 |  | } | 
| 149 |  |  | 
| 151 |  | This function does the C & I for the orientation statements | 
| 152 |  | */ | 
| 153 |  |  | 
| 154 | < | struct node_tag* orientation( double x, double y, double z ){ | 
| 154 | > | struct node_tag* orientation( char* list_str ){ | 
| 155 |  |  | 
| 156 |  | struct node_tag* the_node; | 
| 157 |  | the_node = ( struct node_tag* )malloc( sizeof( node ) ); | 
| 161 |  | the_node->next_stmt = NULL; | 
| 162 |  | the_node->prev_stmt = NULL; | 
| 163 |  | the_node->stmt_list = NULL; | 
| 164 | < |  | 
| 165 | < | the_node->the_data.pos.x = x; | 
| 166 | < | the_node->the_data.pos.y = y; | 
| 167 | < | the_node->the_data.pos.z = z; | 
| 168 | < |  | 
| 164 | > |  | 
| 165 | > | int nTokens; | 
| 166 | > | char *foo; | 
| 167 | > |  | 
| 168 | > | nTokens = count_tokens(list_str, " ,;\t"); | 
| 169 | > | if (nTokens != 3) { | 
| 170 | > | yyerror("wrong number of arguments given in orientation"); | 
| 171 | > | } | 
| 172 | > |  | 
| 173 | > | foo = strtok(list_str, " ,;\t"); | 
| 174 | > | the_node->the_data.ort.phi = atof( foo ); | 
| 175 | > |  | 
| 176 | > | foo = strtok(NULL, " ,;\t"); | 
| 177 | > | the_node->the_data.ort.theta = atof( foo ); | 
| 178 | > |  | 
| 179 | > | foo = strtok(NULL, " ,;\t"); | 
| 180 | > | the_node->the_data.ort.psi = atof( foo ); | 
| 181 | > |  | 
| 182 |  | return the_node; | 
| 183 |  | } | 
| 184 |  |  | 
| 186 |  | This function does the C & I for the position statements | 
| 187 |  | */ | 
| 188 |  |  | 
| 189 | < | struct node_tag* position( double x, double y, double z ){ | 
| 189 | > | struct node_tag* position( char* list_str ){ | 
| 190 |  |  | 
| 191 |  | struct node_tag* the_node; | 
| 192 |  | the_node = ( struct node_tag* )malloc( sizeof( node ) ); | 
| 196 |  | the_node->next_stmt = NULL; | 
| 197 |  | the_node->prev_stmt = NULL; | 
| 198 |  | the_node->stmt_list = NULL; | 
| 199 | + |  | 
| 200 | + | int nTokens; | 
| 201 | + | char *foo; | 
| 202 | + |  | 
| 203 | + | nTokens = count_tokens(list_str, " ,;\t"); | 
| 204 | + | if (nTokens != 3) { | 
| 205 | + | yyerror("wrong number of arguments given in position"); | 
| 206 | + | } | 
| 207 | + |  | 
| 208 | + | foo = strtok(list_str, " ,;\t"); | 
| 209 | + | the_node->the_data.pos.x = atof( foo ); | 
| 210 | + |  | 
| 211 | + | foo = strtok(NULL, " ,;\t"); | 
| 212 | + | the_node->the_data.pos.y = atof( foo ); | 
| 213 | + |  | 
| 214 | + | foo = strtok(NULL, " ,;\t"); | 
| 215 | + | the_node->the_data.pos.z = atof( foo ); | 
| 216 | + |  | 
| 217 |  |  | 
| 200 | – | the_node->the_data.pos.x = x; | 
| 201 | – | the_node->the_data.pos.y = y; | 
| 202 | – | the_node->the_data.pos.z = z; | 
| 203 | – |  | 
| 218 |  | return the_node; | 
| 219 |  | } | 
| 220 |  |  | 
| 307 |  | return the_node; | 
| 308 |  | } | 
| 309 |  |  | 
| 296 | – | struct node_tag* member_blk( int index, struct node_tag* stmt_list ){ | 
| 297 | – |  | 
| 298 | – | struct node_tag* the_node; | 
| 299 | – | the_node = ( struct node_tag* )malloc( sizeof( node ) ); | 
| 300 | – |  | 
| 301 | – | the_node->type = MEMBER_HEAD; | 
| 302 | – | the_node->index = index; | 
| 303 | – | the_node->next_stmt = NULL; | 
| 304 | – | the_node->prev_stmt = NULL; | 
| 305 | – | the_node->stmt_list = walk_to_top( stmt_list ); | 
| 306 | – |  | 
| 307 | – | return the_node; | 
| 308 | – | } | 
| 309 | – |  | 
| 310 |  | struct node_tag* zconstraint_blk( int index, struct node_tag* stmt_list ){ | 
| 311 |  |  | 
| 312 |  | struct node_tag* the_node; | 
| 334 |  |  | 
| 335 |  | return the_node; | 
| 336 |  | } | 
| 337 | + |  | 
| 338 | + |  | 
| 339 | + | int count_tokens(char *line, char *delimiters) { | 
| 340 | + | /* PURPOSE: RETURN A COUNT OF THE NUMBER OF TOKENS ON THE LINE. */ | 
| 341 | + |  | 
| 342 | + | char *working_line;   /* WORKING COPY OF LINE. */ | 
| 343 | + | int ntokens;          /* NUMBER OF TOKENS FOUND IN LINE. */ | 
| 344 | + | char *strtok_ptr;     /* POINTER FOR STRTOK. */ | 
| 345 | + |  | 
| 346 | + | strtok_ptr= working_line= strdup(line); | 
| 347 | + |  | 
| 348 | + | ntokens=0; | 
| 349 | + | while (strtok(strtok_ptr,delimiters)!=NULL) | 
| 350 | + | { | 
| 351 | + | ntokens++; | 
| 352 | + | strtok_ptr=NULL; | 
| 353 | + | } | 
| 354 | + |  | 
| 355 | + | free(working_line); | 
| 356 | + | return(ntokens); | 
| 357 | + | } |