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nuclear@8
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1 #include <stdio.h>
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nuclear@8
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2 #include <stdlib.h>
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nuclear@8
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3 #include <string.h>
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nuclear@8
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4 #include <errno.h>
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nuclear@8
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5 #include "opt.h"
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nuclear@8
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6 #include "rbtree.h"
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nuclear@8
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7
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nuclear@10
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8 static void opt_del_func(struct rbnode *opt, void *cls)
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nuclear@8
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9 {
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nuclear@8
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10 free(opt);
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nuclear@8
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11 }
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nuclear@8
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12
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nuclear@8
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13 void *create_options(void)
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nuclear@8
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14 {
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nuclear@8
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15 struct rbtree *db = rb_create(RB_KEY_STRING);
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nuclear@8
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16 rb_set_delete_func(db, opt_del_func, 0);
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nuclear@8
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17 return db;
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nuclear@8
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18 }
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nuclear@8
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19
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nuclear@8
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20 void destroy_options(void *optdb)
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nuclear@8
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21 {
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nuclear@8
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22 rb_destroy(optdb);
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23 }
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nuclear@8
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24
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nuclear@8
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25 void set_option_int(void *optdb, const char *key, int val)
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nuclear@8
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26 {
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nuclear@8
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27 struct option *opt = malloc(sizeof *opt);
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nuclear@8
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28 if(!opt) {
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nuclear@8
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29 fprintf(stderr, "failed to set option: %s: %s\n", key, strerror(errno));
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nuclear@8
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30 return;
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nuclear@8
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31 }
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nuclear@8
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32 opt->type = OTYPE_INT;
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nuclear@8
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33 opt->ival = val;
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nuclear@8
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34 opt->fval = (float)val;
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nuclear@8
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35
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nuclear@8
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36 if(rb_insert(optdb, (void*)key, opt) == -1) {
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nuclear@8
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37 fprintf(stderr, "failed to set option: %s\n", key);
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nuclear@8
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38 }
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nuclear@8
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39 }
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nuclear@8
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40
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nuclear@8
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41 void set_option_float(void *optdb, const char *key, float val)
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nuclear@8
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42 {
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nuclear@8
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43 struct option *opt = malloc(sizeof *opt);
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nuclear@8
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44 if(!opt) {
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nuclear@8
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45 fprintf(stderr, "failed to set option: %s: %s\n", key, strerror(errno));
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nuclear@8
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46 return;
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nuclear@8
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47 }
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nuclear@8
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48 opt->type = OTYPE_FLOAT;
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49 opt->fval = val;
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nuclear@8
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50 opt->ival = (int)val;
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nuclear@8
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51
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nuclear@8
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52 if(rb_insert(optdb, (void*)key, opt) == -1) {
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nuclear@8
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53 fprintf(stderr, "failed to set option: %s\n", key);
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nuclear@8
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54 }
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nuclear@8
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55 }
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nuclear@8
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56
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nuclear@8
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57 int get_option_int(void *optdb, const char *key, int *val)
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nuclear@8
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58 {
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nuclear@8
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59 struct option *opt = rb_find(optdb, (void*)key);
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nuclear@8
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60 if(!opt) {
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nuclear@8
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61 *val = 0;
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nuclear@8
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62 return -1;
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nuclear@8
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63 }
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nuclear@8
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64 *val = opt->ival;
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nuclear@8
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65 return 0;
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nuclear@8
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66 }
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nuclear@8
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67
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nuclear@8
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68 int get_option_float(void *optdb, const char *key, float *val)
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nuclear@8
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69 {
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nuclear@8
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70 struct option *opt = rb_find(optdb, (void*)key);
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nuclear@8
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71 if(!opt) {
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nuclear@8
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72 *val = 0.0f;
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nuclear@8
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73 return -1;
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nuclear@8
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74 }
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nuclear@8
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75 *val = opt->fval;
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nuclear@8
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76 return 0;
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nuclear@8
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77 }
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