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common: Re-indent ttyio.c and remove EMX, RISCOS, and CE support
* common/ttyio.c: Remove cruft like EMX and RISCOS support. Translate a few strings. Re-indent. --
This commit is contained in:
Werner Koch
parent
7262d602d8
commit
8622f53994
201
common/ttyio.c
201
common/ttyio.c
@ -1,6 +1,7 @@
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/* ttyio.c - tty i/O functions
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* Copyright (C) 1998,1999,2000,2001,2002,2003,2004,2006,2007,
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* 2009, 2010 Free Software Foundation, Inc.
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* Copyright (C) 1997-2019 Werner Koch
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* Copyright (C) 1998-2020 Free Software Foundation, Inc.
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* Copyright (C) 2015-2020 g10 Code GmbH
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*
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* This file is part of GnuPG.
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*
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@ -26,6 +27,7 @@
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <https://www.gnu.org/licenses/>.
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* SPDX-License-Identifier: (LGPL-3.0-or-later OR GPL-2.0-or-later)
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*/
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#include <config.h>
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@ -35,10 +37,6 @@
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#include <stdarg.h>
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#include <unistd.h>
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#if defined(HAVE_W32_SYSTEM) && !defined(HAVE_W32CE_SYSTEM)
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# define USE_W32_CONSOLE 1
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#endif
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#ifdef HAVE_TCGETATTR
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# include <termios.h>
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#else
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@ -52,7 +50,7 @@
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# define HAVE_TCGETATTR
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# endif
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#endif
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#ifdef USE_W32_CONSOLE
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#ifdef HAVE_W32_SYSTEM
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# ifdef HAVE_WINSOCK2_H
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# include <winsock2.h>
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# endif
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@ -66,12 +64,13 @@
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#include "util.h"
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#include "ttyio.h"
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#include "i18n.h"
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#include "common-defs.h"
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#define CONTROL_D ('D' - 'A' + 1)
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#ifdef USE_W32_CONSOLE
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#ifdef HAVE_W32_SYSTEM
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static struct {
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HANDLE in, out;
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} con;
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@ -80,9 +79,9 @@ static struct {
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#define HID_INPMODE (ENABLE_LINE_INPUT|ENABLE_PROCESSED_INPUT )
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#define DEF_OUTMODE (ENABLE_WRAP_AT_EOL_OUTPUT|ENABLE_PROCESSED_OUTPUT)
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#else /* yeah, we have a real OS */
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#else /* Unix */
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static FILE *ttyfp = NULL;
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#endif
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#endif /* Unix */
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static int initialized;
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static int last_prompt_len;
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@ -145,13 +144,15 @@ tty_get_ttyname (void)
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static void
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cleanup(void)
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{
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if( restore_termios ) {
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restore_termios = 0; /* do it prios in case it is interrupted again */
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if (restore_termios)
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{
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restore_termios = 0; /* do it prior in case it is interrupted again */
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if (tcsetattr(fileno(ttyfp), TCSAFLUSH, &termsave))
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log_error ("tcsetattr() failed: %s\n", strerror (errno));
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}
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}
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#endif
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#endif /*HAVE_TCGETATTR*/
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static void
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init_ttyfp(void)
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@ -159,7 +160,7 @@ init_ttyfp(void)
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if (initialized)
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return;
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#if defined(USE_W32_CONSOLE)
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#ifdef HAVE_W32_SYSTEM
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{
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SECURITY_ATTRIBUTES sa;
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@ -170,7 +171,8 @@ init_ttyfp(void)
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FILE_SHARE_READ|FILE_SHARE_WRITE,
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&sa, OPEN_EXISTING, 0, 0 );
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if (con.out == INVALID_HANDLE_VALUE)
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log_fatal("open(CONOUT$) failed: rc=%d", (int)GetLastError() );
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log_fatal ("open(CONOUT$) failed: %s\n", w32_strerror (-1));
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memset (&sa, 0, sizeof(sa));
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sa.nLength = sizeof(sa);
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sa.bInheritHandle = TRUE;
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@ -178,32 +180,26 @@ init_ttyfp(void)
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FILE_SHARE_READ|FILE_SHARE_WRITE,
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&sa, OPEN_EXISTING, 0, 0 );
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if (con.in == INVALID_HANDLE_VALUE)
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log_fatal("open(CONIN$) failed: rc=%d", (int)GetLastError() );
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log_fatal ("open(CONIN$) failed: %s\n", w32_strerror (-1));
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}
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SetConsoleMode (con.in, DEF_INPMODE);
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SetConsoleMode (con.out, DEF_OUTMODE);
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#elif defined(__EMX__)
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ttyfp = stdout; /* Fixme: replace by the real functions: see wklib */
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if (my_rl_init_stream)
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my_rl_init_stream (ttyfp);
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#elif defined (HAVE_W32CE_SYSTEM)
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ttyfp = stderr;
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#else
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#else /* Unix */
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ttyfp = batchmode? stderr : fopen (tty_get_ttyname (), "r+");
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if( !ttyfp ) {
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log_error("cannot open '%s': %s\n", tty_get_ttyname (),
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strerror(errno) );
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if (!ttyfp)
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{
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log_error ("cannot open '%s': %s\n", tty_get_ttyname (), strerror(errno));
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exit (2);
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}
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if (my_rl_init_stream)
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my_rl_init_stream (ttyfp);
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#endif
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#endif /* Unix */
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#ifdef HAVE_TCGETATTR
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atexit (cleanup);
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#endif
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initialized = 1;
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}
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@ -237,7 +233,8 @@ tty_printf( const char *fmt, ... )
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init_ttyfp ();
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va_start (arg_ptr, fmt);
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#ifdef USE_W32_CONSOLE
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#ifdef HAVE_W32_SYSTEM
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{
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char *buf = NULL;
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int n;
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@ -254,10 +251,10 @@ tty_printf( const char *fmt, ... )
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last_prompt_len += n;
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xfree (buf);
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}
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#else
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#else /* Unix */
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last_prompt_len += vfprintf (ttyfp, fmt, arg_ptr) ;
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fflush (ttyfp);
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#endif
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#endif /* Unix */
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va_end(arg_ptr);
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}
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@ -284,7 +281,8 @@ tty_fprintf (estream_t fp, const char *fmt, ... )
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init_ttyfp ();
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va_start (arg_ptr, fmt);
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#ifdef USE_W32_CONSOLE
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#ifdef HAVE_W32_SYSTEM
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{
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char *buf = NULL;
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int n;
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@ -301,10 +299,11 @@ tty_fprintf (estream_t fp, const char *fmt, ... )
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last_prompt_len += n;
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xfree (buf);
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}
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#else
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#else /* Unix */
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last_prompt_len += vfprintf(ttyfp,fmt,arg_ptr) ;
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fflush(ttyfp);
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#endif
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#endif /* Unix */
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va_end(arg_ptr);
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}
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@ -326,7 +325,7 @@ do_print_string (estream_t fp, const byte *p, size_t n )
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return;
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}
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#ifdef USE_W32_CONSOLE
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#ifdef HAVE_W32_SYSTEM
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/* Not so effective, change it if you want */
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for (; n; n--, p++)
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{
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@ -342,7 +341,7 @@ do_print_string (estream_t fp, const byte *p, size_t n )
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else
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tty_printf ("%c", *p);
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}
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#else
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#else /* Unix */
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for (; n; n--, p++)
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{
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if (iscntrl (*p))
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@ -358,7 +357,7 @@ do_print_string (estream_t fp, const byte *p, size_t n )
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else
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putc (*p, ttyfp);
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}
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#endif
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#endif /* Unix */
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}
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@ -371,24 +370,25 @@ tty_print_utf8_string2 (estream_t fp, const byte *p, size_t n, size_t max_n)
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if (no_terminal && !fp)
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return;
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/* we can handle plain ascii simpler, so check for it first */
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for(i=0; i < n; i++ ) {
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/* We can handle plain ascii simpler, so check for it first. */
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for(i=0; i < n; i++ )
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{
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if (p[i] & 0x80)
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break;
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}
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if( i < n ) {
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if (i < n)
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{
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buf = utf8_to_native ((const char *)p, n, 0);
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if( max_n && (strlen( buf ) > max_n )) {
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if (max_n && (strlen (buf) > max_n))
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buf[max_n] = 0;
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}
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/*(utf8 conversion already does the control character quoting)*/
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/* (utf8_to_native already did the control character quoting) */
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tty_fprintf (fp, "%s", buf);
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xfree (buf);
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}
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else {
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if( max_n && (n > max_n) ) {
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else
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{
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if (max_n && (n > max_n))
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n = max_n;
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}
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do_print_string (fp, p, n );
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}
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}
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@ -401,24 +401,26 @@ tty_print_utf8_string( const byte *p, size_t n )
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}
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/* Read a string from the tty using PROMPT. If HIDDEN is set the
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* input is not echoed. */
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static char *
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do_get (const char *prompt, int hidden)
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{
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char *buf;
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#ifndef __riscos__
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int n; /* Allocated size of BUF. */
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int i; /* Number of bytes in BUF. */
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int c;
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byte cbuf[1];
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#endif
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int c, n, i;
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if (batchmode)
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{
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log_error ("Sorry, we are in batchmode - can't get input\n");
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log_error (_("Sorry, we are in batchmode - can't get input\n"));
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exit (2);
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}
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if (no_terminal)
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{
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log_error ("Sorry, no terminal at all requested - can't get input\n");
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log_error (_("Sorry, no terminal at all requested - can't get input\n"));
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exit (2);
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}
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@ -430,7 +432,7 @@ do_get( const char *prompt, int hidden )
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buf = xmalloc ((n=50));
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i = 0;
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#ifdef USE_W32_CONSOLE
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#ifdef HAVE_W32_SYSTEM
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if (hidden)
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SetConsoleMode(con.in, HID_INPMODE );
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@ -463,73 +465,7 @@ do_get( const char *prompt, int hidden )
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if (hidden)
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SetConsoleMode(con.in, DEF_INPMODE );
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#elif defined(__riscos__) || defined(HAVE_W32CE_SYSTEM)
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do
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{
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#ifdef HAVE_W32CE_SYSTEM
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/* Using getchar is not a correct solution but for now it
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doesn't matter because we have no real console at all. We
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should rework this as soon as we have switched this entire
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module to estream. */
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c = getchar();
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#else
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c = riscos_getchar();
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#endif
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if (c == 0xa || c == 0xd) /* Return || Enter */
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{
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c = (int) '\n';
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}
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else if (c == 0x8 || c == 0x7f) /* Backspace || Delete */
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{
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if (i>0)
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{
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i--;
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if (!hidden)
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{
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last_prompt_len--;
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fputc(8, ttyfp);
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fputc(32, ttyfp);
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fputc(8, ttyfp);
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fflush(ttyfp);
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}
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}
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else
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{
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fputc(7, ttyfp);
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fflush(ttyfp);
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}
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continue;
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}
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else if (c == (int) '\t') /* Tab */
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{
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c = ' ';
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}
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else if (c > 0xa0)
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{
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; /* we don't allow 0xa0, as this is a protected blank which may
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* confuse the user */
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}
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else if (iscntrl(c))
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{
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continue;
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}
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if (!(i < n-1))
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{
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n += 50;
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buf = xrealloc (buf, n);
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}
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buf[i++] = c;
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if (!hidden)
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{
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last_prompt_len++;
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fputc(c, ttyfp);
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fflush(ttyfp);
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}
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}
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while (c != '\n');
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i = (i>0) ? i-1 : 0;
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#else /* Other systems. */
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#else /* Unix */
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if (hidden)
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{
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@ -543,7 +479,7 @@ do_get( const char *prompt, int hidden )
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term.c_lflag &= ~(ECHO | ECHOE | ECHOK | ECHONL);
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if (tcsetattr( fileno(ttyfp), TCSAFLUSH, &term ) )
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log_fatal("tcsetattr() failed: %s\n", strerror(errno));
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#endif
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#endif /*HAVE_TCGETATTR*/
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}
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/* fixme: How can we avoid that the \n is echoed w/o disabling
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@ -554,7 +490,7 @@ do_get( const char *prompt, int hidden )
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last_prompt_len++;
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c = *cbuf;
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if (c == CONTROL_D)
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log_info ("Control-D detected\n");
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log_info (_("Control-D detected\n"));
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if (c == '\t') /* Map tab to a space. */
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c = ' ';
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@ -579,9 +515,9 @@ do_get( const char *prompt, int hidden )
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if (tcsetattr (fileno(ttyfp), TCSAFLUSH, &termsave))
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log_error ("tcsetattr() failed: %s\n", strerror(errno));
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restore_termios = 0;
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#endif
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#endif /*HAVE_TCGETATTR*/
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}
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#endif /* end unix version */
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#endif /* Unix */
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buf[i] = 0;
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return buf;
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@ -628,8 +564,9 @@ tty_get( const char *prompt )
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return do_get ( prompt, 0 );
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}
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/* Variable argument version of tty_get. The prompt is actually a
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format string with arguments. */
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* format string with arguments. */
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char *
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tty_getf (const char *promptfmt, ... )
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{
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@ -647,7 +584,6 @@ tty_getf (const char *promptfmt, ... )
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}
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char *
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tty_get_hidden( const char *prompt )
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{
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@ -656,7 +592,7 @@ tty_get_hidden( const char *prompt )
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void
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tty_kill_prompt()
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tty_kill_prompt (void)
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{
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if (no_terminal)
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return;
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@ -668,9 +604,9 @@ tty_kill_prompt()
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last_prompt_len = 0;
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if (!last_prompt_len)
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return;
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#ifdef USE_W32_CONSOLE
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#ifdef HAVE_W32_SYSTEM
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tty_printf ("\r%*s\r", last_prompt_len, "");
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#else
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#else /* Unix */
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{
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int i;
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putc ('\r', ttyfp);
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@ -679,7 +615,7 @@ tty_kill_prompt()
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putc ('\r', ttyfp);
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fflush (ttyfp);
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}
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#endif
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#endif /* Unix */
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last_prompt_len = 0;
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}
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@ -688,10 +624,13 @@ int
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tty_get_answer_is_yes( const char *prompt )
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{
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int yes;
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char *p = tty_get( prompt );
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char *p;
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p = tty_get (prompt);
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tty_kill_prompt ();
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yes = answer_is_yes (p);
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xfree (p);
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return yes;
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}
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@ -773,7 +712,7 @@ tty_disable_completion (void)
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my_rl_inhibit_completion (1);
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}
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#endif
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#endif /* HAVE_LIBREADLINE */
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void
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tty_cleanup_after_signal (void)
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@ -25,6 +25,7 @@ common/audit.c
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common/helpfile.c
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common/gettime.c
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common/ksba-io-support.c
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common/ttyio.c
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common/utf8conv.c
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common/dotlock.c
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