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* ttyio.c (TERMDEVICE): Removed. 

(tty_get_ttyname): New.
(init_ttyfp): Use it here instead of the TERMDEVICE macro.
This commit is contained in:
Werner Koch 2002-11-09 17:49:01 +00:00
parent d219b061ac
commit 41fb1aceb7
3 changed files with 47 additions and 14 deletions
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1
include/ttyio.h
View File

@ -20,6 +20,7 @@
#ifndef G10_TTYIO_H
#define G10_TTYIO_H
const char *tty_get_ttyname (void);
int tty_batchmode( int onoff );
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5 )
void tty_printf (const char *fmt, ... ) __attribute__ ((format (printf,1,2)));

6
util/ChangeLog
View File

@ -1,3 +1,9 @@
2002-11-09 Werner Koch <wk@gnupg.org>
* ttyio.c (TERMDEVICE): Removed.
(tty_get_ttyname): New.
(init_ttyfp): Use it here instead of the TERMDEVICE macro.
2002-11-06 David Shaw <dshaw@jabberwocky.com>
* w32reg.c (read_w32_registry_string): Fixed expanding of the

54
util/ttyio.c
View File

@ -1,5 +1,5 @@
/* ttyio.c - tty i/O functions
* Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
* Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
@ -50,11 +50,6 @@
#include "ttyio.h"
#define CONTROL_D ('D' - 'A' + 1)
#ifdef __VMS
#define TERMDEVICE "/dev/tty"
#else
#define TERMDEVICE "/dev/tty"
#endif
#ifdef __MINGW32__ /* use the odd Win32 functions */
static struct {
@ -80,6 +75,36 @@ static int no_terminal;
#endif
/* This is a wrapper around ttyname so that we can use it even when
the standard streams are redirected. It figures the name out the
first time and returns it in a statically allocated buffer. */
const char *
tty_get_ttyname (void)
{
static char *name;
/* On a GNU system ctermid() always return /dev/tty, so this does
not make much sense - however if it is ever changed we do the
Right Thing now. */
#ifdef HAVE_CTERMID
static int got_name;
if (!got_name)
{
const char *s;
s = ctermid (NULL);
if (s)
name = strdup (s);
got_name = 1;
}
#endif
/* Assume the staandrd tty on memory error or when tehre is no
certmid. */
return name? name : "/dev/tty";
}
#ifdef HAVE_TCGETATTR
static void
cleanup(void)
@ -98,7 +123,7 @@ init_ttyfp(void)
if( initialized )
return;
#if defined(__MINGW32__)
#if defined(__MINGW32__)
{
SECURITY_ATTRIBUTES sa;
@ -122,18 +147,19 @@ init_ttyfp(void)
SetConsoleMode(con.in, DEF_INPMODE );
SetConsoleMode(con.out, DEF_OUTMODE );
#elif defined(__EMX__)
#elif defined(__EMX__)
ttyfp = stdout; /* Fixme: replace by the real functions: see wklib */
#else
ttyfp = batchmode? stderr : fopen(TERMDEVICE, "r+");
#else
ttyfp = batchmode? stderr : fopen( tty_get_ttyname (), "r+");
if( !ttyfp ) {
log_error("cannot open /dev/tty: %s\n", strerror(errno) );
log_error("cannot open `%s': %s\n",
tty_get_ttyname (), strerror(errno) );
exit(2);
}
#endif
#ifdef HAVE_TCGETATTR
#endif
#ifdef HAVE_TCGETATTR
atexit( cleanup );
#endif
#endif
initialized = 1;
}