FreeCalypso > hg > ueda-linux

annotate netdiff/convert/protel2donl.c @ 148:64d4abf63e1e

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netdiff: donl-pindiff factored out of donl-netmatch
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 15 Nov 2020 04:11:01 +0000
parents 603d8da32fd0
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
132
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1 /*
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2 * This program converts a Protel netlist (exported from Altium) into our
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3 * Diff-Oriented Netlist (DONL) format.
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4 */
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5
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6 #include <stdio.h>
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7 #include <stdlib.h>
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8 #include <string.h>
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9 #include <strings.h>
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10
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11 static char *infname;
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12 static FILE *inf;
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13 static char linebuf[80], netname[80];
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14 static int lineno;
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15
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16 static
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17 get_line()
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18 {
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19 char *cp;
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20
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21 if (!fgets(linebuf, sizeof linebuf, inf))
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22 return(0);
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23 lineno++;
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24 cp = index(linebuf, '\n');
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25 if (!cp) {
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26 fprintf(stderr, "%s line %d: missing newline\n",
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27 infname, lineno);
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28 exit(1);
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29 }
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30 *cp = '\0';
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31 if (cp > linebuf && cp[-1] == '\r')
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32 *--cp = '\0';
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33 return(1);
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34 }
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35
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36 static void
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37 get_line_notfirst()
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38 {
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39 if (!get_line()) {
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40 fprintf(stderr, "error: unexpected EOF in input\n");
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41 exit(1);
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42 }
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43 if (!strcmp(linebuf, "[")) {
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44 fprintf(stderr, "%s line %d: [ NOT expected\n",
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45 infname, lineno);
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46 exit(1);
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47 }
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48 if (!strcmp(linebuf, "(")) {
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49 fprintf(stderr, "%s line %d: ( NOT expected\n",
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50 infname, lineno);
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51 exit(1);
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52 }
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53 }
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54
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55 static void
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56 skip_component_block()
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57 {
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58 int i;
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59
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60 for (i = 0; i < 6; i++) {
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61 get_line_notfirst();
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62 if (!strcmp(linebuf, "]")) {
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63 fprintf(stderr, "%s line %d: ] NOT expected\n",
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64 infname, lineno);
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65 exit(1);
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66 }
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67 if (!strcmp(linebuf, ")")) {
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68 fprintf(stderr, "%s line %d: ) NOT expected\n",
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69 infname, lineno);
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70 exit(1);
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71 }
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72 }
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73 get_line_notfirst();
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74 if (strcmp(linebuf, "]")) {
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75 fprintf(stderr, "%s line %d: expected ]\n", infname, lineno);
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76 exit(1);
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77 }
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78 }
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79
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80 static void
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81 process_net_point()
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82 {
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83 char *cp;
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84
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85 cp = index(linebuf, '-');
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86 if (!cp) {
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87 fprintf(stderr, "%s line %d: missing \'-\' in net point\n",
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88 infname, lineno);
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89 exit(1);
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90 }
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91 if (cp == linebuf) {
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92 fprintf(stderr, "%s line %d: refdes part is empty\n",
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93 infname, lineno);
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94 exit(1);
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95 }
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96 if (!cp[1]) {
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97 fprintf(stderr, "%s line %d: pin number part is empty\n",
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98 infname, lineno);
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99 exit(1);
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100 }
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101 *cp = '.'; /* our PADS-like convention */
133
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102 printf("%s\t%s\n", netname, linebuf);
132
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103 }
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104
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105 static void
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106 process_net_block()
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107 {
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108 get_line_notfirst();
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109 if (!strcmp(linebuf, "]")) {
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110 fprintf(stderr, "%s line %d: ] NOT expected\n",
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111 infname, lineno);
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112 exit(1);
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113 }
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114 if (!strcmp(linebuf, ")")) {
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115 fprintf(stderr, "%s line %d: ) NOT expected\n",
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116 infname, lineno);
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117 exit(1);
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118 }
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119 if (!linebuf[0]) {
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120 fprintf(stderr, "%s line %d: empty net name\n",
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121 infname, lineno);
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122 exit(1);
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123 }
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124 strcpy(netname, linebuf);
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125 for (;;) {
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126 get_line_notfirst();
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127 if (!strcmp(linebuf, "]")) {
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128 fprintf(stderr, "%s line %d: ] NOT expected\n",
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129 infname, lineno);
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130 exit(1);
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131 }
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132 if (!strcmp(linebuf, ")"))
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133 break;
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134 process_net_point();
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135 }
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136 }
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137
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138 main(argc, argv)
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139 char **argv;
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140 {
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141 if (argc != 2) {
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142 fprintf(stderr, "usage: %s protel-netlist-file\n", argv[0]);
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143 exit(1);
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144 }
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145 infname = argv[1];
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 inf = fopen(infname, "r");
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 if (!inf) {
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 perror(infname);
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 exit(1);
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
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150 }
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 for (;;) {
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 if (!get_line())
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 break;
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 if (!strcmp(linebuf, "["))
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 skip_component_block();
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 else if (!strcmp(linebuf, "("))
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 process_net_block();
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 else {
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 fprintf(stderr,
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 "%s line %d: expected beginning of block\n",
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 infname, lineno);
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 exit(1);
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 }
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 }
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 exit(0);
31ae8105aaa0 netdiff project started with protel2donl
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 }