2.11BSD#431 - /usr/src/new/notes/src/help.c

   1: #include "parms.h"
   2: #include "structs.h"
   3: 
   4: #ifdef  RCSIDENT
   5: static char rcsid[] = "$Header: help.c,v 1.7.0.1 86/01/25 22:55:47 notes Rel $";
   6: #endif	RCSIDENT
   7: 
   8: /*
   9:  *	help(file) char *file;
  10:  *	prints the specified help file using more and then
  11:  *	does a pause with 'hit any key to continue.
  12:  *
  13:  *	Original idea:	Rob Kolstad January 1982
  14:  */
  15: 
  16: help (file)
  17: char   *file;
  18: {
  19:     char    cmdline[CMDLEN];                /* line buffer */
  20:     char   *command;
  21: 
  22:     if ((command = getenv ("PAGER")) == NULL)       /* see if overridden */
  23:     command = PAGER;                /* assign default */
  24: #ifndef FASTFORK
  25:     sprintf (cmdline, "%s < %s/%s/%s", command, Mstdir, UTILITY, file);
  26:     dounix (cmdline, 1, 1);
  27: #else
  28:     {
  29:     if (index (command, ' ') != (char *) NULL)  /* need shell */
  30:     {
  31:         sprintf (cmdline, "%s %s/%s/%s",
  32:             command, Mstdir, UTILITY, file);
  33:         dounix (1, 1, DFLTSH, "-c", cmdline, 0, 0);
  34:     }
  35:     else
  36:     {
  37:         sprintf (cmdline, "%s/%s/%s", Mstdir, UTILITY, file);
  38:         dounix (1, 1, command, cmdline, 0, 0, 0);
  39:     }
  40:     }
  41: #endif
  42:     printf ("  --Hit any key to continue--");
  43:     gchar ();
  44: }

Defined functions

Defined variables