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comparison pads2gpcb/main.c @ 39:242f73e61ef0

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pads2gpcb: implemented parsing of the header line with units spec
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Mon, 11 Jan 2016 05:09:25 +0000
parents aa0539cc3d41
children 43ba91b137e2
comparison
equal deleted inserted replaced
38:aa0539cc3d41 39:242f73e61ef0
2 #include <stdlib.h> 2 #include <stdlib.h>
3 #include <ctype.h> 3 #include <ctype.h>
4 #include <string.h> 4 #include <string.h>
5 #include <strings.h> 5 #include <strings.h>
6 #include "globals.h" 6 #include "globals.h"
7
8 static
9 parse_header_line()
10 {
11 char *cp;
12
13 if (strncmp(input_line_buf, "!PADS-POWERPCB-", 15))
14 return(-1);
15 cp = input_line_buf + 15;
16 while (isalnum(*cp) || *cp == '.')
17 cp++;
18 if (*cp++ != '-')
19 return(-1);
20 if (!strncmp(cp, "BASIC", 5))
21 input_units_global = 'B';
22 else if (!strncmp(cp, "MILS", 4))
23 input_units_global = 'I';
24 else if (!strncmp(cp, "METRIC", 6))
25 input_units_global = 'M';
26 else
27 return(-1);
28 return(0);
29 }
7 30
8 main(argc, argv) 31 main(argc, argv)
9 char **argv; 32 char **argv;
10 { 33 {
11 if (argc != 2) { 34 if (argc != 2) {
12 fprintf(stderr, "usage: %s pads-file.asc\n", argv[0]); 35 fprintf(stderr, "usage: %s pads-file.asc\n", argv[0]);
13 exit(1); 36 exit(1);
14 } 37 }
15 input_filename = argv[1]; 38 input_filename = argv[1];
16 open_input_file(); 39 open_input_file();
40
41 /* parse the header line with the units specification */
42 if (!get_input_line()) {
43 invheader: fprintf(stderr,
44 "error: %s does not begin with a recognized header line\n",
45 input_filename);
46 exit(1);
47 }
48 if (parse_header_line() < 0)
49 goto invheader;
50
51 /* process the body of the monster! */
17 while (get_input_line()) { 52 while (get_input_line()) {
18 if (input_line_buf[0] != '*') 53 if (input_line_buf[0] != '*')
19 continue; 54 continue;
20 parse_starline(); 55 parse_starline();
21 #if 0 56 #if 0