crypto/dist/heimdal/lib/editline/sysunix.c

   1 /*  Copyright 1992 Simmule Turner and Rich Salz.  All rights reserved.
   2  *
   3  *  This software is not subject to any license of the American Telephone
   4  *  and Telegraph Company or of the Regents of the University of California.
   5  *
   6  *  Permission is granted to anyone to use this software for any purpose on
   7  *  any computer system, and to alter it and redistribute it freely, subject
   8  *  to the following restrictions:
   9  *  1. The authors are not responsible for the consequences of use of this
  10  *     software, no matter how awful, even if they arise from flaws in it.
  11  *  2. The origin of this software must not be misrepresented, either by
  12  *     explicit claim or by omission.  Since few users ever read sources,
  13  *     credits must appear in the documentation.
  14  *  3. Altered versions must be plainly marked as such, and must not be
  15  *     misrepresented as being the original software.  Since few users
  16  *     ever read sources, credits must appear in the documentation.
  17  *  4. This notice may not be removed or altered.
  18  */
  19
  20 /*
  21 **  Unix system-dependant routines for editline library.
  22 */
  23 #include <config.h>
  24 #include "edit_locl.h"
  25
  26 #ifdef HAVE_TERMIOS_H
  27 #include <termios.h>
  28 #else
  29 #include <sgtty.h>
  30 #endif
  31
  32 __RCSID("$Heimdal: sysunix.c 14926 2005-04-24 18:57:16Z lha $"
  33         "$NetBSD$");
  34
  35 #ifdef HAVE_TERMIOS_H
  36
  37 void
  38 rl_ttyset(int Reset)
  39 {
  40     static struct termios       old;
  41     struct termios              new;
  42
  43     if (Reset == 0) {
  44         tcgetattr(0, &old);
  45         rl_erase = old.c_cc[VERASE];
  46         rl_kill = old.c_cc[VKILL];
  47         rl_eof = old.c_cc[VEOF];
  48         rl_intr = old.c_cc[VINTR];
  49         rl_quit = old.c_cc[VQUIT];
  50
  51         new = old;
  52         new.c_cc[VINTR] = -1;
  53         new.c_cc[VQUIT] = -1;
  54         new.c_lflag &= ~(ECHO | ICANON);
  55         new.c_iflag &= ~(ISTRIP | INPCK);
  56         new.c_cc[VMIN] = 1;
  57         new.c_cc[VTIME] = 0;
  58         tcsetattr(0, TCSANOW, &new);
  59     }
  60     else
  61         tcsetattr(0, TCSANOW, &old);
  62 }
  63
  64 #else /* !HAVE_TERMIOS_H */
  65
  66 void
  67 rl_ttyset(int Reset)
  68 {
  69        static struct sgttyb old;
  70        struct sgttyb new;
  71
  72        if (Reset == 0) {
  73                ioctl(0, TIOCGETP, &old);
  74                rl_erase = old.sg_erase;
  75                rl_kill = old.sg_kill;
  76                new = old;
  77                new.sg_flags &= ~(ECHO | ICANON);
  78                new.sg_flags &= ~(ISTRIP | INPCK);
  79                ioctl(0, TIOCSETP, &new);
  80        } else {
  81                ioctl(0, TIOCSETP, &old);
  82        }
  83 }
  84 #endif /* HAVE_TERMIOS_H */
  85
  86 void
  87 rl_add_slash(char *path, char *p, size_t len)
  88 {
  89     struct stat Sb;
  90
  91     if (stat(path, &Sb) >= 0)
  92         strlcat(p, S_ISDIR(Sb.st_mode) ? "/" : " ", len);
  93 }