2.9BSD - /usr/src/cmd/struct/main.c

   1: #include <signal.h>
   2: #include <stdio.h>
   3: #include "1.defs.h"
   4: #include "def.h"
   5: 
   6: 
   7: char (*input)(), (*unput)();
   8: FILE *outfd = stdout;
   9: 
  10: 
  11: 
  12: main(argc,argv)
  13: int argc;
  14: char *argv[];
  15:     {
  16:     int anyoutput;
  17:     int dexit();
  18:     char *getargs();
  19:     char input1(), unput1(), input2(), unput2();
  20:     anyoutput = FALSE;
  21:     getargs(argc,argv);
  22:     if (debug == 2) debfd = stderr;
  23:     else if (debug)
  24:         debfd = fopen("debug1","w");
  25: 
  26:     if (signal(SIGINT, SIG_IGN) !=SIG_IGN)
  27:         signal(SIGINT,dexit);
  28:     prog_init();
  29: 
  30:     for (;;)
  31:         {
  32:         ++routnum;
  33:         routerr = 0;
  34: 
  35:         input = input1;
  36:         unput = unput1;
  37:         if (!mkgraph()) break;
  38:         if (debug) prgraph();
  39:         if (routerr) continue;
  40: 
  41:         if (progress)fprintf(stderr,"build:\n");
  42:         build();
  43:         if (debug) prtree();
  44:         if (routerr) continue;
  45: 
  46:         if (progress)fprintf(stderr,"structure:\n");
  47:         structure();
  48:         if (debug) prtree();
  49:         if (routerr) continue;
  50:         input = input2;
  51:         unput = unput2;
  52: 
  53:         if (progress)fprintf(stderr,"output:\n");
  54:         output();
  55:         if (routerr) continue;
  56:         anyoutput = TRUE;
  57:         freegraf();
  58:         }
  59:     if (anyoutput)
  60:         exit(0);
  61:     else
  62:         exit(1);
  63:     }
  64: 
  65: 
  66: dexit()
  67:     {
  68:     exit(1);
  69:     }

Defined functions