4.3BSD - /usr/src/new/X/rgb/rgb.c

   1: /* Copyright 1985, Massachusetts Institute of Technology */
   2: 
   3: /* reads from standard input lines of the form:
   4: 	red green blue name
   5:    where red/green/blue are decimal values, and inserts them in a database.
   6:  */
   7: #ifndef lint
   8: static char *rcsid_rgb_c = "$Header: rgb.c,v 10.4 86/02/01 15:55:22 tony Rel $";
   9: #endif
  10: 
  11: #include <dbm.h>
  12: #undef NULL
  13: #include <stdio.h>
  14: #include <sys/file.h>
  15: #include <X/rgb.h>
  16: 
  17: main(argc, argv)
  18:     int argc;
  19:     char **argv;
  20: {
  21:     char *dbname;
  22:     char line[512];
  23:     int red, green, blue;
  24:     RGB rgb;
  25:     datum key, content;
  26:     char name[512];
  27:     int items;
  28:     int lineno;
  29: 
  30:     if (argc == 2)
  31:     dbname = argv[1];
  32:     else
  33:     dbname = RGB_DB;
  34:     strcpy (name, dbname);
  35:     strcat (name, ".dir");
  36:     close (open (name, O_WRONLY|O_CREAT, 0666));
  37:     strcpy (name, dbname);
  38:     strcat (name, ".pag");
  39:     close (open (name, O_WRONLY|O_CREAT, 0666));
  40:     if (dbminit (dbname))
  41:     exit (1);
  42:     key.dptr = name;
  43:     content.dptr = (char *) &rgb;
  44:     content.dsize = sizeof (rgb);
  45:     lineno = 0;
  46:     while (fgets (line, sizeof (line), stdin)) {
  47:     lineno++;
  48:     items = sscanf (line, "%d %d %d %[^\n]\n", &red, &green, &blue, name);
  49:     if (items != 4) {
  50:         fprintf (stderr, "syntax error on line %d\n", lineno);
  51:         fflush (stderr);
  52:         continue;
  53:     }
  54:     if (red < 0 || red > 0xff ||
  55:         green < 0 || green > 0xff ||
  56:         blue < 0 || blue > 0xff) {
  57:         fprintf (stderr, "value for %s out of range\n", name);
  58:         fflush (stderr);
  59:         continue;
  60:     }
  61:     key.dsize = strlen (name);
  62:     rgb.red = red << 8;
  63:     rgb.green = green << 8;
  64:     rgb.blue = blue << 8;
  65:     if (store (key, content)) {
  66:         fprintf (stderr, "store of %s failed\n", name);
  67:         fflush (stderr);
  68:     }
  69:     }
  70: }

Defined functions

Defined variables