4.3BSD - /usr/src/new/notes/src/gtext.c

   1: #include "parms.h"
   2: #include "structs.h"
   3: 
   4: #ifdef  RCSIDENT
   5: static char rcsid[] = "$Header: gtext.c,v 1.7 85/01/18 15:12:11 notes Rel $";
   6: #endif	RCSIDENT
   7: 
   8: /*
   9:  *	get the text for a note/response
  10:  *
  11:  *	Calls unix editor with a unique file name
  12:  *	Also makes sure the returned text is of
  13:  *	appropriate size
  14:  *
  15:  *	Ray Essick 10/23/80
  16:  *	Modified : rbk	10/26/80
  17:  *	modified again:	rbe 12 nov 81	fix to version 7 and general shtuff
  18:  *	modified a third time to add insert-text for user
  19:  *		Ray Essick	December 1981
  20:  */
  21: 
  22: long    gettext (io, where, preface, editflag)
  23: struct io_f *io;
  24: struct daddr_f *where;                  /* where we left it */
  25: FILE * preface;                     /* text included in buffer */
  26: int     editflag;                   /* EDIT if want editor, else NOEDIT */
  27: {
  28:     FILE * scr, *fopen ();
  29:     register int    c;
  30:     long    count;
  31:     char    fn[20];                 /* scratch file name */
  32: 
  33:     sprintf (fn, "/tmp/nf%d", getpid ());
  34:     x ((scr = fopen (fn, "w")) == NULL, "gettext: create scratch");
  35:     x (chmod (fn, 0666) < 0, "gettext: chmod tmp");
  36:     if (preface != NULL)
  37:     {
  38:     while ((c = getc (preface)) != EOF)
  39:         putc (c, scr);              /* move included text */
  40:     }
  41:     fclose (scr);
  42:     fflush (stdout);                    /* clean it out */
  43: 
  44:     if (editflag == EDIT)
  45:     {
  46: #ifndef FASTFORK
  47:     {
  48:         char    cmd[CMDLEN];            /* build editor call */
  49:         sprintf (cmd, "%s %s", hised, fn);
  50:         dounix (cmd, 1, 1);             /* get the text */
  51:     }
  52: #else
  53:     dounix (1, 1, hised, fn, 0, 0, 0);      /* call his editor */
  54: #endif
  55:     }                           /* end of editflag test */
  56: 
  57:     if ((scr = fopen (fn, "r")) == NULL)        /* no text to read */
  58:     {
  59:     unlink (fn);                    /* might just be protections */
  60:     return ((long) 0);
  61:     }
  62: 
  63:     count = pagein (io, scr, where);            /* move text in */
  64:     fclose (scr);                   /* close the scratch file and */
  65:     x (unlink (fn) < 0, "gettext: unlink");     /* unlink it */
  66:     return ((long) count);              /* chars moved */
  67: }

Defined functions

Defined variables