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33 * Implementation of functions in selparam.h.
44 #include <selmethod.h>
47 #include "parsetree.h"
52 * \param[in] name Name of the parameter to search.
53 * \param[in] nparam Number of parameters in the \p param array.
54 * \param[in] param Parameter array to search.
55 * \returns Pointer to the parameter in the \p param
56 * or NULL if no parameter with name \p name was found.
58 * The comparison is case-sensitive.
61 gmx_ana_selparam_find(const char *name, int nparam, gmx_ana_selparam_t *param)
69 /* Find the first non-null parameter */
71 while (i < nparam && param[i].name == NULL)
75 /* Process the special case of a NULL parameter */
78 return (i == 0) ? NULL : ¶m[i-1];
80 for ( ; i < nparam; ++i)
82 if (!strcmp(param[i].name, name))
86 /* Check for 'no' prefix on boolean parameters */
87 if (param[i].val.type == NO_VALUE
88 && strlen(name) > 2 && name[0] == 'n' && name[1] == 'o'
89 && !strcmp(param[i].name, name+2))
98 * Does a type conversion on a \c t_selexpr_value.
100 * \param[in,out] value Value to convert.
101 * \param[in] type Type to convert to.
102 * \param[in] scanner Scanner data structure.
103 * \returns 0 on success, a non-zero value on error.
106 convert_value(t_selexpr_value *value, e_selvalue_t type, void *scanner)
108 if (value->type == type || type == NO_VALUE)
114 /* Conversion from atom selection to position using default
115 * reference positions. */
116 if (value->type == GROUP_VALUE && type == POS_VALUE)
119 _gmx_sel_init_position(value->u.expr, NULL, scanner);
120 if (value->u.expr == NULL)
131 /* Integers to floating point are easy */
132 if (value->type == INT_VALUE && type == REAL_VALUE)
134 value->u.r.r1 = (real)value->u.i.i1;
135 value->u.r.r2 = (real)value->u.i.i2;
139 /* Reals that are integer-valued can also be converted */
140 if (value->type == REAL_VALUE && type == INT_VALUE
141 && gmx_within_tol(value->u.r.r1, (int)value->u.r.r1, GMX_REAL_EPS)
142 && gmx_within_tol(value->u.r.r2, (int)value->u.r.r2, GMX_REAL_EPS))
144 value->u.i.i1 = (int)value->u.r.r1;
145 value->u.i.i2 = (int)value->u.r.r2;
154 * Does a type conversion on a list of values.
156 * \param[in,out] values Values to convert.
157 * \param[in] type Type to convert to.
158 * \param[in] scanner Scanner data structure.
159 * \returns 0 on success, a non-zero value on error.
162 convert_values(t_selexpr_value *values, e_selvalue_t type, void *scanner)
164 t_selexpr_value *value;
171 rc1 = convert_value(value, type, scanner);
172 if (rc1 != 0 && rc == 0)
178 /* FIXME: More informative error messages */
183 * Adds a child element for a parameter, keeping the parameter order.
185 * \param[in,out] root Root element to which the child is added.
186 * \param[in] child Child to add.
187 * \param[in] param Parameter for which this child is a value.
189 * Puts \p child in the child list of \p root such that the list remains
190 * in the same order as the corresponding parameters.
193 place_child(t_selelem *root, t_selelem *child, gmx_ana_selparam_t *param)
195 gmx_ana_selparam_t *ps;
198 ps = root->u.expr.method->param;
200 /* Put the child element in the correct place */
201 if (!root->child || n < root->child->u.param - ps)
203 child->next = root->child;
211 while (prev->next && prev->next->u.param - ps >= n)
215 child->next = prev->next;
221 * Comparison function for sorting integer ranges.
223 * \param[in] a Pointer to the first range.
224 * \param[in] b Pointer to the second range.
225 * \returns -1, 0, or 1 depending on the relative order of \p a and \p b.
227 * The ranges are primarily sorted based on their starting point, and
228 * secondarily based on length (longer ranges come first).
231 cmp_int_range(const void *a, const void *b)
233 if (((int *)a)[0] < ((int *)b)[0])
237 if (((int *)a)[0] > ((int *)b)[0])
241 if (((int *)a)[1] > ((int *)b)[1])
249 * Comparison function for sorting real ranges.
251 * \param[in] a Pointer to the first range.
252 * \param[in] b Pointer to the second range.
253 * \returns -1, 0, or 1 depending on the relative order of \p a and \p b.
255 * The ranges are primarily sorted based on their starting point, and
256 * secondarily based on length (longer ranges come first).
259 cmp_real_range(const void *a, const void *b)
261 if (((real *)a)[0] < ((real *)b)[0])
265 if (((real *)a)[0] > ((real *)b)[0])
269 if (((real *)a)[1] > ((real *)b)[1])
277 * Parses the values for a parameter that takes integer or real ranges.
279 * \param[in] nval Number of values in \p values.
280 * \param[in] values Pointer to the list of values.
281 * \param param Parameter to parse.
282 * \returns TRUE if the values were parsed successfully, FALSE otherwise.
285 parse_values_range(int nval, t_selexpr_value *values, gmx_ana_selparam_t *param)
287 t_selexpr_value *value;
292 param->flags &= ~SPAR_DYNAMIC;
293 if (param->val.type != INT_VALUE && param->val.type != REAL_VALUE)
295 gmx_bug("internal error");
300 if (param->val.type == INT_VALUE)
314 _gmx_selparser_error("expressions not supported within range parameters");
317 if (value->type != param->val.type)
319 gmx_bug("internal error");
322 if (param->val.type == INT_VALUE)
324 /* Make sure the input range is in increasing order */
325 if (value->u.i.i1 > value->u.i.i2)
327 int tmp = value->u.i.i1;
328 value->u.i.i1 = value->u.i.i2;
331 /* Check if the new range overlaps or extends the previous one */
332 if (i > 0 && value->u.i.i1 <= idata[i-1]+1 && value->u.i.i2 >= idata[i-2]-1)
334 idata[i-2] = min(idata[i-2], value->u.i.i1);
335 idata[i-1] = max(idata[i-1], value->u.i.i2);
339 idata[i++] = value->u.i.i1;
340 idata[i++] = value->u.i.i2;
345 /* Make sure the input range is in increasing order */
346 if (value->u.r.r1 > value->u.r.r2)
348 real tmp = value->u.r.r1;
349 value->u.r.r1 = value->u.r.r2;
352 /* Check if the new range overlaps or extends the previous one */
353 if (i > 0 && value->u.r.r1 <= rdata[i-1] && value->u.r.r2 >= rdata[i-2])
355 rdata[i-2] = min(rdata[i-2], value->u.r.r1);
356 rdata[i-1] = max(rdata[i-1], value->u.r.r2);
360 rdata[i++] = value->u.r.r1;
361 rdata[i++] = value->u.r.r2;
367 /* Sort the ranges and merge consequent ones */
368 if (param->val.type == INT_VALUE)
370 qsort(idata, n, 2*sizeof(int), &cmp_int_range);
371 for (i = j = 2; i < 2*n; i += 2)
373 if (idata[j-1]+1 >= idata[i])
375 if (idata[i+1] > idata[j-1])
377 idata[j-1] = idata[i+1];
383 idata[j+1] = idata[i+1];
390 qsort(rdata, n, 2*sizeof(real), &cmp_real_range);
391 for (i = j = 2; i < 2*n; i += 2)
393 if (rdata[j-1]+1 >= rdata[i])
395 if (rdata[i+1] > rdata[j-1])
397 rdata[j-1] = rdata[i+1];
403 rdata[j+1] = rdata[i+1];
409 /* Store the values */
410 if (param->flags & SPAR_VARNUM)
413 if (param->val.type == INT_VALUE)
416 _gmx_selvalue_setstore_alloc(¶m->val, idata, j);
421 _gmx_selvalue_setstore_alloc(¶m->val, rdata, j);
426 if (n != param->val.nr)
428 _gmx_selparser_error("the value of parameter '%s' should consist of exactly one range",
434 if (param->val.type == INT_VALUE)
436 memcpy(param->val.u.i, idata, 2*n*sizeof(int));
441 memcpy(param->val.u.r, rdata, 2*n*sizeof(real));
447 *param->nvalptr = param->val.nr;
449 param->nvalptr = NULL;
455 * Parses the values for a parameter that takes a variable number of values.
457 * \param[in] nval Number of values in \p values.
458 * \param[in] values Pointer to the list of values.
459 * \param param Parameter to parse.
460 * \param root Selection element to which child expressions are added.
461 * \returns TRUE if the values were parsed successfully, FALSE otherwise.
463 * For integer ranges, the sequence of numbers from the first to second value
464 * is stored, each as a separate value.
467 parse_values_varnum(int nval, t_selexpr_value *values,
468 gmx_ana_selparam_t *param, t_selelem *root)
470 t_selexpr_value *value;
473 param->flags &= ~SPAR_DYNAMIC;
474 /* Update nval if there are integer ranges. */
475 if (param->val.type == INT_VALUE)
480 if (value->type == INT_VALUE && !value->bExpr)
482 nval += abs(value->u.i.i2 - value->u.i.i1);
488 /* Check that the value type is actually implemented */
489 if (param->val.type != INT_VALUE && param->val.type != REAL_VALUE
490 && param->val.type != STR_VALUE && param->val.type != POS_VALUE)
492 gmx_bug("internal error");
496 /* Reserve appropriate amount of memory */
497 if (param->val.type == POS_VALUE)
499 gmx_ana_pos_reserve(param->val.u.p, nval, 0);
500 gmx_ana_pos_set_nr(param->val.u.p, nval);
501 gmx_ana_indexmap_init(¶m->val.u.p->m, NULL, NULL, INDEX_UNKNOWN);
505 _gmx_selvalue_reserve(¶m->val, nval);
514 _gmx_selparser_error("expressions not supported within value lists");
517 if (value->type != param->val.type)
519 gmx_bug("internal error");
522 switch (param->val.type)
525 if (value->u.i.i1 <= value->u.i.i2)
527 for (j = value->u.i.i1; j <= value->u.i.i2; ++j)
529 param->val.u.i[i++] = j;
534 for (j = value->u.i.i1; j >= value->u.i.i2; --j)
536 param->val.u.i[i++] = j;
541 if (value->u.r.r1 != value->u.r.r2)
543 _gmx_selparser_error("real ranges not supported for parameter '%s'", param->name);
546 param->val.u.r[i++] = value->u.r.r1;
548 case STR_VALUE: param->val.u.s[i++] = strdup(value->u.s); break;
549 case POS_VALUE: copy_rvec(value->u.x, param->val.u.p->x[i++]); break;
550 default: /* Should not be reached */
551 gmx_bug("internal error");
559 *param->nvalptr = param->val.nr;
561 param->nvalptr = NULL;
562 /* Create a dummy child element to store the string values.
563 * This element is responsible for freeing the values, but carries no
565 if (param->val.type == STR_VALUE)
569 child = _gmx_selelem_create(SEL_CONST);
570 _gmx_selelem_set_vtype(child, STR_VALUE);
571 child->name = param->name;
572 child->flags &= ~SEL_ALLOCVAL;
573 child->flags |= SEL_FLAGSSET | SEL_VARNUMVAL | SEL_ALLOCDATA;
574 child->v.nr = param->val.nr;
575 _gmx_selvalue_setstore(&child->v, param->val.u.s);
576 /* Because the child is not group-valued, the u union is not used
577 * for anything, so we can abuse it by storing the parameter value
578 * as place_child() expects, but this is really ugly... */
579 child->u.param = param;
580 place_child(root, child, param);
587 * Adds a new subexpression reference to a selection element.
589 * \param[in,out] root Root element to which the subexpression is added.
590 * \param[in] param Parameter for which this expression is a value.
591 * \param[in] expr Expression to add.
592 * \returns The created child element.
594 * Creates a new \ref SEL_SUBEXPRREF element and adds it into the child
596 * If \p expr is already a \ref SEL_SUBEXPRREF, it is used as it is.
597 * \ref SEL_ALLOCVAL is cleared for the returned element.
600 add_child(t_selelem *root, gmx_ana_selparam_t *param, t_selelem *expr)
605 if (root->type != SEL_EXPRESSION && root->type != SEL_MODIFIER)
607 gmx_bug("unsupported root element for selection parameter parser");
610 /* Create a subexpression reference element if necessary */
611 if (expr->type == SEL_SUBEXPRREF)
617 child = _gmx_selelem_create(SEL_SUBEXPRREF);
622 _gmx_selelem_set_vtype(child, expr->v.type);
625 /* Setup the child element */
626 child->flags &= ~SEL_ALLOCVAL;
627 child->u.param = param;
628 if (child->v.type != param->val.type)
630 _gmx_selparser_error("invalid expression value for parameter '%s'",
634 rc = _gmx_selelem_update_flags(child);
639 if ((child->flags & SEL_DYNAMIC) && !(param->flags & SPAR_DYNAMIC))
641 _gmx_selparser_error("parameter '%s' does not support dynamic values",
645 if (!(child->flags & SEL_DYNAMIC))
647 param->flags &= ~SPAR_DYNAMIC;
649 /* Put the child element in the correct place */
650 place_child(root, child, param);
656 _gmx_selelem_free(child);
662 * Parses an expression value for a parameter that takes a variable number of values.
664 * \param[in] nval Number of values in \p values.
665 * \param[in] values Pointer to the list of values.
666 * \param param Parameter to parse.
667 * \param root Selection element to which child expressions are added.
668 * \returns TRUE if the values were parsed successfully, FALSE otherwise.
671 parse_values_varnum_expr(int nval, t_selexpr_value *values,
672 gmx_ana_selparam_t *param, t_selelem *root)
674 t_selexpr_value *value;
678 if (nval != 1 || !values->bExpr)
680 gmx_bug("internal error");
685 child = add_child(root, param, value->u.expr);
686 value->u.expr = NULL;
692 /* Process single-valued expressions */
693 /* TODO: We should also handle SEL_SINGLEVAL expressions here */
694 if (child->v.type == POS_VALUE || child->v.type == GROUP_VALUE)
696 /* Set the value storage */
697 _gmx_selvalue_setstore(&child->v, param->val.u.ptr);
701 *param->nvalptr = param->val.nr;
703 param->nvalptr = NULL;
707 if (!(child->flags & SEL_VARNUMVAL))
709 _gmx_selparser_error("invalid expression value for parameter '%s'",
714 child->flags |= SEL_ALLOCVAL;
716 *param->nvalptr = param->val.nr;
717 /* Rest of the initialization is done during compilation in
724 * Initializes the storage of an expression value.
726 * \param[in,out] sel Selection element that evaluates the value.
727 * \param[in] param Parameter to receive the value.
728 * \param[in] i The value of \p sel evaluates the value \p i for
731 * Initializes the data pointer of \p sel such that the result is stored
732 * as the value \p i of \p param.
733 * This function is used internally by parse_values_std().
736 set_expr_value_store(t_selelem *sel, gmx_ana_selparam_t *param, int i)
738 if (sel->v.type != GROUP_VALUE && !(sel->flags & SEL_SINGLEVAL))
740 _gmx_selparser_error("invalid expression value for parameter '%s'",
746 case INT_VALUE: sel->v.u.i = ¶m->val.u.i[i]; break;
747 case REAL_VALUE: sel->v.u.r = ¶m->val.u.r[i]; break;
748 case STR_VALUE: sel->v.u.s = ¶m->val.u.s[i]; break;
749 case POS_VALUE: sel->v.u.p = ¶m->val.u.p[i]; break;
750 case GROUP_VALUE: sel->v.u.g = ¶m->val.u.g[i]; break;
752 gmx_bug("internal error");
761 * Parses the values for a parameter that takes a constant number of values.
763 * \param[in] nval Number of values in \p values.
764 * \param[in] values Pointer to the list of values.
765 * \param param Parameter to parse.
766 * \param root Selection element to which child expressions are added.
767 * \returns TRUE if the values were parsed successfully, FALSE otherwise.
769 * For integer ranges, the sequence of numbers from the first to second value
770 * is stored, each as a separate value.
773 parse_values_std(int nval, t_selexpr_value *values, gmx_ana_selparam_t *param,
776 t_selexpr_value *value;
781 /* Handle atom-valued parameters */
782 if (param->flags & SPAR_ATOMVAL)
786 _gmx_selparser_error("extra values for parameter '%s'", param->name);
792 child = add_child(root, param, value->u.expr);
793 value->u.expr = NULL;
798 child->flags |= SEL_ALLOCVAL;
799 if (child->v.type != GROUP_VALUE && (child->flags & SEL_ATOMVAL))
801 /* Rest of the initialization is done during compilation in
803 /* TODO: Positions are not correctly handled */
807 *param->nvalptr = -1;
811 param->flags &= ~SPAR_ATOMVAL;
817 param->nvalptr = NULL;
818 if (param->val.type == INT_VALUE || param->val.type == REAL_VALUE
819 || param->val.type == STR_VALUE)
821 _gmx_selvalue_reserve(¶m->val, 1);
823 return set_expr_value_store(child, param, 0);
825 /* If we reach here, proceed with normal parameter handling */
827 if (param->val.type == INT_VALUE || param->val.type == REAL_VALUE
828 || param->val.type == STR_VALUE)
830 _gmx_selvalue_reserve(¶m->val, 1);
832 param->flags &= ~SPAR_ATOMVAL;
833 param->flags &= ~SPAR_DYNAMIC;
839 while (value && i < param->val.nr)
841 if (value->type != param->val.type)
843 _gmx_selparser_error("incorrect value for parameter '%s' skipped", param->name);
849 child = add_child(root, param, value->u.expr);
850 /* Clear the expression from the value once it is stored */
851 value->u.expr = NULL;
852 /* Check that the expression is valid */
857 if (!set_expr_value_store(child, param, i))
861 if (child->flags & SEL_DYNAMIC)
868 /* Value is not an expression */
872 if (value->u.i.i1 <= value->u.i.i2)
874 for (j = value->u.i.i1; j <= value->u.i.i2 && i < param->val.nr; ++j)
876 param->val.u.i[i++] = j;
878 if (j != value->u.i.i2 + 1)
880 _gmx_selparser_error("extra values for parameter '%s' skipped", param->name);
885 for (j = value->u.i.i1; j >= value->u.i.i2 && i < param->val.nr; --j)
887 param->val.u.i[i++] = j;
889 if (j != value->u.i.i2 - 1)
891 _gmx_selparser_error("extra values for parameter '%s' skipped", param->name);
897 if (value->u.r.r1 != value->u.r.r2)
899 _gmx_selparser_error("real ranges not supported for parameter '%s'", param->name);
902 param->val.u.r[i] = value->u.r.r1;
905 param->val.u.s[i] = strdup(value->u.s);
908 gmx_ana_pos_init_const(¶m->val.u.p[i], value->u.x);
912 gmx_bug("internal error");
921 _gmx_selparser_error("extra values for parameter '%s'", param->name);
924 if (i < param->val.nr)
926 _gmx_selparser_error("not enough values for parameter '%s'", param->name);
931 param->flags &= ~SPAR_DYNAMIC;
935 *param->nvalptr = param->val.nr;
937 param->nvalptr = NULL;
943 * Parses the values for a boolean parameter.
945 * \param[in] name Name by which the parameter was given.
946 * \param[in] nval Number of values in \p values.
947 * \param[in] values Pointer to the list of values.
948 * \param param Parameter to parse.
949 * \returns TRUE if the values were parsed successfully, FALSE otherwise.
952 parse_values_bool(const char *name, int nval, t_selexpr_value *values, gmx_ana_selparam_t *param)
957 if (param->val.type != NO_VALUE)
959 gmx_bug("internal error");
962 if (nval > 1 || (values && values->type != INT_VALUE))
964 _gmx_selparser_error("boolean parameter '%s' takes only a yes/no/on/off/0/1 value", param->name);
969 /* Check if the parameter name is given with a 'no' prefix */
971 if (len > 2 && name[0] == 'n' && name[1] == 'o'
972 && strncmp(name+2, param->name, len-2) == 0)
976 if (bSetNo && nval > 0)
978 _gmx_selparser_error("boolean parameter 'no%s' should not have a value", param->name);
981 if (values && values->u.i.i1 == 0)
986 *param->val.u.b = bSetNo ? FALSE : TRUE;
991 * Parses the values for an enumeration parameter.
993 * \param[in] nval Number of values in \p values.
994 * \param[in] values Pointer to the list of values.
995 * \param param Parameter to parse.
996 * \returns TRUE if the values were parsed successfully, FALSE otherwise.
999 parse_values_enum(int nval, t_selexpr_value *values, gmx_ana_selparam_t *param)
1005 _gmx_selparser_error("a single value is required for parameter '%s'", param->name);
1008 if (values->type != STR_VALUE || param->val.type != STR_VALUE)
1010 gmx_bug("internal error");
1015 _gmx_selparser_error("expression value for enumerated parameter '%s' not supported", param->name);
1019 len = strlen(values->u.s);
1022 while (param->val.u.s[i] != NULL)
1024 if (strncmp(values->u.s, param->val.u.s[i], len) == 0)
1026 /* Check if there is a duplicate match */
1029 _gmx_selparser_error("ambiguous value for parameter '%s'", param->name);
1038 _gmx_selparser_error("invalid value for parameter '%s'", param->name);
1041 param->val.u.s[0] = param->val.u.s[match];
1046 * Replaces constant expressions with their values.
1048 * \param[in,out] values First element in the value list to process.
1051 convert_const_values(t_selexpr_value *values)
1053 t_selexpr_value *val;
1058 if (val->bExpr && val->u.expr->v.type != GROUP_VALUE &&
1059 val->u.expr->type == SEL_CONST)
1061 t_selelem *expr = val->u.expr;
1063 switch (expr->v.type)
1066 val->u.i.i1 = val->u.i.i2 = expr->v.u.i[0];
1069 val->u.r.r1 = val->u.r.r2 = expr->v.u.r[0];
1072 val->u.s = expr->v.u.s[0];
1075 copy_rvec(expr->v.u.p->x[0], val->u.x);
1078 gmx_bug("internal error");
1081 _gmx_selelem_free(expr);
1088 * \param pparams List of parameters from the selection parser.
1089 * \param[in] nparam Number of parameters in \p params.
1090 * \param params Array of parameters to parse.
1091 * \param root Selection element to which child expressions are added.
1092 * \param[in] scanner Scanner data structure.
1093 * \returns TRUE if the parameters were parsed successfully, FALSE otherwise.
1095 * Initializes the \p params array based on the parameters in \p pparams.
1096 * See the documentation of \c gmx_ana_selparam_t for different options
1097 * available for parsing.
1099 * The list \p pparams and any associated values are freed after the parameters
1100 * have been processed, no matter is there was an error or not.
1103 _gmx_sel_parse_params(t_selexpr_param *pparams, int nparam, gmx_ana_selparam_t *params,
1104 t_selelem *root, void *scanner)
1106 t_selexpr_param *pparam;
1107 gmx_ana_selparam_t *oparam;
1111 /* Check that the value pointers of SPAR_VARNUM parameters are NULL and
1112 * that they are not NULL for other parameters */
1114 for (i = 0; i < nparam; ++i)
1116 if (params[i].val.type != POS_VALUE && (params[i].flags & (SPAR_VARNUM | SPAR_ATOMVAL)))
1118 if (params[i].val.u.ptr != NULL)
1120 _gmx_selparser_error("warning: value pointer of parameter '%s' is not NULL\n"
1121 " although it should be for SPAR_VARNUM and SPAR_ATOMVAL parameters\n",
1124 if ((params[i].flags & SPAR_VARNUM)
1125 && (params[i].flags & SPAR_DYNAMIC) && !params[i].nvalptr)
1127 _gmx_selparser_error("error: nvalptr of parameter '%s' is NULL\n"
1128 " but both SPAR_VARNUM and SPAR_DYNAMIC are specified\n",
1135 if (params[i].val.u.ptr == NULL)
1137 _gmx_selparser_error("error: value pointer of parameter '%s' is NULL\n",
1145 _gmx_selexpr_free_params(pparams);
1148 /* Parse the parameters */
1153 /* Find the parameter and make some checks */
1154 if (pparam->name != NULL)
1157 oparam = gmx_ana_selparam_find(pparam->name, nparam, params);
1161 oparam = ¶ms[i];
1162 if (oparam->name != NULL)
1165 _gmx_selparser_error("too many NULL parameters provided");
1173 _gmx_selparser_error("all NULL parameters should appear in the beginning of the list");
1175 pparam = pparam->next;
1180 _gmx_selparser_error("unknown parameter '%s' skipped", pparam->name);
1184 if (oparam->flags & SPAR_SET)
1186 _gmx_selparser_error("parameter '%s' set multiple times, extra values skipped", pparam->name);
1190 oparam->flags |= SPAR_SET;
1191 /* Process the values for the parameter */
1192 convert_const_values(pparam->value);
1193 if (convert_values(pparam->value, oparam->val.type, scanner) != 0)
1195 _gmx_selparser_error("invalid value for parameter '%s'", pparam->name);
1199 if (oparam->val.type == NO_VALUE)
1201 rc = parse_values_bool(pparam->name, pparam->nval, pparam->value, oparam);
1203 else if (oparam->flags & SPAR_RANGES)
1205 rc = parse_values_range(pparam->nval, pparam->value, oparam);
1207 else if (oparam->flags & SPAR_VARNUM)
1209 if (pparam->nval == 1 && pparam->value->bExpr)
1211 rc = parse_values_varnum_expr(pparam->nval, pparam->value, oparam, root);
1215 rc = parse_values_varnum(pparam->nval, pparam->value, oparam, root);
1218 else if (oparam->flags & SPAR_ENUMVAL)
1220 rc = parse_values_enum(pparam->nval, pparam->value, oparam);
1224 rc = parse_values_std(pparam->nval, pparam->value, oparam, root);
1230 /* Advance to the next parameter */
1232 pparam = pparam->next;
1234 /* Check that all required parameters are present */
1235 for (i = 0; i < nparam; ++i)
1237 if (!(params[i].flags & SPAR_OPTIONAL) && !(params[i].flags & SPAR_SET))
1239 _gmx_selparser_error("required parameter '%s' not specified", params[i].name);
1244 _gmx_selexpr_free_params(pparams);