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annotate ueda/libuschem/parser_assist.c @ 0:cd92449fdb51

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initial import of ueda and ifctf-part-lib from ifctfvax CVS
author Space Falcon <falcon@ivan.Harhan.ORG>
date Mon, 20 Jul 2015 00:24:37 +0000
parents
children
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0
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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1 /*
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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2 * Routines to help the schematic parser, mostly allocation of data
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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3 * structures.
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4 */
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5
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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6 #include <sys/types.h>
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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7 #include <stdio.h>
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8 #include <ctype.h>
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9 #include <strings.h>
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10 #include "schemstruct.h"
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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11 #include "parserint.h"
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12
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13 extern char *malloc();
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14
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15 extern struct schem_parse_state schem_parse_state;
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16
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17 struct schemobj *
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18 parser_alloc_obj(objtype)
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19 {
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20 register struct schemobj *obj;
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21
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22 obj = (struct schemobj *) malloc(sizeof(struct schemobj));
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23 if (!obj) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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24 perror("malloc");
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25 exit(1);
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26 }
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27 bzero(obj, sizeof(struct schemobj));
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28 obj->obj_type = objtype;
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29 obj->obj_lineno = schem_parse_state.lineno;
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30 return(obj);
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31 }
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32
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33 struct decoration *
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34 parser_alloc_decor(type)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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35 {
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36 register struct decoration *dec;
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37
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38 dec = (struct decoration *) malloc(sizeof(struct decoration));
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39 if (!dec) {
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40 perror("malloc");
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41 exit(1);
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42 }
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43 bzero(dec, sizeof(struct decoration));
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44 dec->decor_type = type;
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45 dec->decor_lineno = schem_parse_state.lineno;
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46 return(dec);
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47 }
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48
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49 struct netpoint *
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50 parser_alloc_netpoint(type)
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51 {
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52 register struct netpoint *netpt;
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53
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54 netpt = (struct netpoint *) malloc(sizeof(struct netpoint));
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55 if (!netpt) {
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56 perror("malloc");
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57 exit(1);
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58 }
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59 bzero(netpt, sizeof(struct netpoint));
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60 netpt->netpt_type = type;
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61 return(netpt);
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62 }
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63
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64 parser_add_object(obj)
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65 struct schemobj *obj;
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66 {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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67 schemobj_insert_before((struct schemobj *) schem_parse_state.schem,
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68 obj);
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69 }
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70
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71 /* drawing sizes for graphical schematics */
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72
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73 struct drawing_size_kwtab drawing_size_keywords[] = {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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74 {"A", 11000, 8500},
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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75 {"B", 17000, 11000},
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76 {"C", 22000, 17000},
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77 {"D", 34000, 22000},
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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78 {"E", 44000, 34000},
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79 {NULL, 0, 0}
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80 };
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81
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82 struct xypair
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83 parse_drawing_size_spec(str)
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84 char *str;
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85 {
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86 struct drawing_size_kwtab *kwp;
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87 struct xypair retval;
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88 register char *cp, *np;
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89
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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90 for (kwp = drawing_size_keywords; kwp->keyword; kwp++)
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91 if (!strcmp(str, kwp->keyword)) {
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92 retval.x = kwp->xdim;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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93 retval.y = kwp->ydim;
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94 return(retval);
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
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95 }
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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96
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97 cp = str;
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98 if (!isdigit(*cp)) {
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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99 inv: rdschem_error("invalid drawing size specification");
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100 exit(1);
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
Space Falcon <falcon@ivan.Harhan.ORG>
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101 }
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102 for (np = cp; isdigit(*cp); cp++)
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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103 ;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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104 if (*cp++ != 'x')
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105 goto inv;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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106 retval.x = atoi(np);
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107 if (!isdigit(*cp))
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108 goto inv;
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109 for (np = cp; isdigit(*cp); cp++)
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110 ;
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111 if (*cp)
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112 goto inv;
cd92449fdb51 initial import of ueda and ifctf-part-lib from ifctfvax CVS
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113 retval.y = atoi(np);
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114 return(retval);
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115 }