Cygwin: pty: Remove debug codes and organize related codes.
- Debug codes used in the early stage of pseudo console support are removed. (Regarding ALWAYS_USE_PCON and USE_API_HOOK) Along with this, the codes related to this change are organized.
This commit is contained in:
Takashi Yano
Ken Brown
parent
0b6e8853eb
commit
27551c898d
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@ -28,9 +28,6 @@ details. */
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#include "tls_pbuf.h"
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#include "registry.h"
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#define ALWAYS_USE_PCON false
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#define USE_API_HOOK true
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#ifndef PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE
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#define PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE 0x00020016
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#endif /* PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE */
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@ -68,7 +65,6 @@ static bool isHybrid;
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static bool do_not_reset_switch_to_pcon;
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static bool freeconsole_on_close = true;
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#if USE_API_HOOK
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static void
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set_switch_to_pcon (void)
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{
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@ -364,12 +360,6 @@ CreateProcessW_Hooked
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set_ishybrid_and_switch_to_pcon (h);
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return CreateProcessW_Orig (n, c, pa, ta, inh, f, e, d, si, pi);
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}
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#else /* USE_API_HOOK */
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#define WriteFile_Orig 0
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#define ReadFile_Orig 0
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#define PeekConsoleInputA_Orig 0
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void set_ishybrid_and_switch_to_pcon (HANDLE) {}
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#endif /* USE_API_HOOK */
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static char *
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convert_mb_str (UINT cp_to, size_t *len_to,
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@ -1091,11 +1081,6 @@ fhandler_pty_slave::set_switch_to_pcon (int fd_set)
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{
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if (fd < 0)
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fd = fd_set;
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if (!isHybrid)
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{
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reset_switch_to_pcon ();
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return;
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}
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if (fd == 0 && !get_ttyp ()->switch_to_pcon_in)
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{
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pid_restore = 0;
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@ -1109,6 +1094,11 @@ skip_console_setting:
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!pinfo (get_ttyp ()->pcon_pid))
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get_ttyp ()->pcon_pid = myself->pid;
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get_ttyp ()->switch_to_pcon_in = true;
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if (isHybrid && !get_ttyp ()->switch_to_pcon_out)
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{
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wait_pcon_fwd ();
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get_ttyp ()->switch_to_pcon_out = true;
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}
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}
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else if ((fd == 1 || fd == 2) && !get_ttyp ()->switch_to_pcon_out)
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{
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@ -1117,14 +1107,14 @@ skip_console_setting:
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!pinfo (get_ttyp ()->pcon_pid))
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get_ttyp ()->pcon_pid = myself->pid;
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get_ttyp ()->switch_to_pcon_out = true;
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if (isHybrid)
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get_ttyp ()->switch_to_pcon_in = true;
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}
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}
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void
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fhandler_pty_slave::reset_switch_to_pcon (void)
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{
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if (isHybrid)
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this->set_switch_to_pcon (fd);
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if (get_ttyp ()->pcon_pid &&
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get_ttyp ()->pcon_pid != myself->pid &&
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!!pinfo (get_ttyp ()->pcon_pid))
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@ -1132,27 +1122,17 @@ fhandler_pty_slave::reset_switch_to_pcon (void)
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return;
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if (isHybrid)
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{
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if (ALWAYS_USE_PCON)
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{
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DWORD mode;
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GetConsoleMode (get_handle (), &mode);
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mode |= ENABLE_ECHO_INPUT;
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mode |= ENABLE_LINE_INPUT;
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mode &= ~ENABLE_PROCESSED_INPUT;
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SetConsoleMode (get_handle (), mode);
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}
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get_ttyp ()->pcon_pid = 0;
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DWORD bytes_in_pipe;
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WaitForSingleObject (input_mutex, INFINITE);
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if (bytes_available (bytes_in_pipe) && !bytes_in_pipe)
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ResetEvent (input_available_event);
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FlushConsoleInputBuffer (get_handle ());
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ReleaseMutex (input_mutex);
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init_console_handler (true);
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return;
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}
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if (do_not_reset_switch_to_pcon)
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return;
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if (get_ttyp ()->switch_to_pcon_in)
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{
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DWORD mode;
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GetConsoleMode (get_handle (), &mode);
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SetConsoleMode (get_handle (), mode & ~ENABLE_ECHO_INPUT);
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}
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if (get_ttyp ()->switch_to_pcon_out)
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/* Wait for pty_master_fwd_thread() */
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wait_pcon_fwd ();
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@ -1413,7 +1393,7 @@ bool
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fhandler_pty_common::to_be_read_from_pcon (void)
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{
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return get_ttyp ()->switch_to_pcon_in &&
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(!get_ttyp ()->mask_switch_to_pcon_in || ALWAYS_USE_PCON);
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!get_ttyp ()->mask_switch_to_pcon_in;
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}
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void __reg3
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@ -1441,8 +1421,8 @@ fhandler_pty_slave::read (void *ptr, size_t& len)
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if (ptr) /* Indicating not tcflush(). */
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{
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reset_switch_to_pcon ();
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mask_switch_to_pcon_in (true);
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reset_switch_to_pcon ();
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}
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if (is_nonblocking () || !ptr) /* Indicating tcflush(). */
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@ -1562,7 +1542,7 @@ fhandler_pty_slave::read (void *ptr, size_t& len)
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flags &= ~ENABLE_ECHO_INPUT;
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if ((get_ttyp ()->ti.c_lflag & ISIG) &&
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!(get_ttyp ()->ti.c_iflag & IGNBRK))
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flags |= ALWAYS_USE_PCON ? 0 : ENABLE_PROCESSED_INPUT;
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flags |= ENABLE_PROCESSED_INPUT;
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if (dwMode != flags)
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SetConsoleMode (get_handle (), flags);
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/* Read get_handle() instad of get_handle_cyg() */
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@ -2325,13 +2305,11 @@ fhandler_pty_master::write (const void *ptr, size_t len)
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char *buf = convert_mb_str
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(CP_UTF8, &nlen, get_ttyp ()->term_code_page, (const char *) ptr, len);
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WaitForSingleObject (input_mutex, INFINITE);
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DWORD wLen;
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WriteFile (to_slave, buf, nlen, &wLen, NULL);
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if (ALWAYS_USE_PCON &&
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(ti.c_lflag & ISIG) && memchr (p, ti.c_cc[VINTR], len))
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get_ttyp ()->kill_pgrp (SIGINT);
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if (ti.c_lflag & ICANON)
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{
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if (memchr (buf, '\r', nlen))
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@ -2340,20 +2318,12 @@ fhandler_pty_master::write (const void *ptr, size_t len)
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else
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SetEvent (input_available_event);
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ReleaseMutex (input_mutex);
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mb_str_free (buf);
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return len;
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}
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if (get_ttyp ()->switch_to_pcon_in &&
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(ti.c_lflag & ISIG) &&
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memchr (p, ti.c_cc[VINTR], len) &&
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get_ttyp ()->getpgid () == get_ttyp ()->pcon_pid)
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{
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DWORD n;
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/* Send ^C to pseudo console as well */
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WriteFile (to_slave, "\003", 1, &n, 0);
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}
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line_edit_status status = line_edit (p, len, ti, &ret);
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if (status > line_edit_signalled && status != line_edit_pipe_full)
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ret = -1;
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@ -2739,17 +2709,13 @@ fhandler_pty_slave::fixup_after_attach (bool native_maybe, int fd_set)
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/* Clear screen to synchronize pseudo console screen buffer
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with real terminal. This is necessary because pseudo
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console screen buffer is empty at start. */
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if (get_ttyp ()->num_pcon_attached_slaves == 0
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&& !ALWAYS_USE_PCON)
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if (get_ttyp ()->num_pcon_attached_slaves == 0)
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/* Assume this is the first process using this pty slave. */
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get_ttyp ()->need_redraw_screen = true;
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get_ttyp ()->num_pcon_attached_slaves ++;
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}
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if (ALWAYS_USE_PCON && !isHybrid && pcon_attached_to == get_minor ())
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set_ishybrid_and_switch_to_pcon (get_output_handle ());
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if (pcon_attached_to == get_minor () && native_maybe)
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{
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if (fd == 0)
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@ -2801,7 +2767,8 @@ fhandler_pty_slave::fixup_after_exec ()
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/* Native windows program does not reset event on read.
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Therefore, reset here if no input is available. */
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DWORD bytes_in_pipe;
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if (bytes_available (bytes_in_pipe) && !bytes_in_pipe)
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if (!to_be_read_from_pcon () &&
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bytes_available (bytes_in_pipe) && !bytes_in_pipe)
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ResetEvent (input_available_event);
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reset_switch_to_pcon ();
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@ -2841,7 +2808,6 @@ fhandler_pty_slave::fixup_after_exec ()
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if (get_ttyp ()->term_code_page == 0)
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setup_locale ();
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#if USE_API_HOOK
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/* Hook Console API */
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if (get_pseudo_console ())
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{
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@ -2875,7 +2841,6 @@ fhandler_pty_slave::fixup_after_exec ()
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DO_HOOK (NULL, CreateProcessA);
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DO_HOOK (NULL, CreateProcessW);
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}
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#endif /* USE_API_HOOK */
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}
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/* This thread function handles the master control pipe. It waits for a
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@ -1211,29 +1211,6 @@ peek_pty_slave (select_record *s, bool from_select)
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goto out;
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}
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if (ptys->to_be_read_from_pcon ())
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{
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if (ptys->is_line_input ())
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{
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INPUT_RECORD inp[INREC_SIZE];
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DWORD n;
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PeekConsoleInput (ptys->get_handle (), inp, INREC_SIZE, &n);
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bool end_of_line = false;
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while (n-- > 0)
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if (inp[n].EventType == KEY_EVENT &&
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inp[n].Event.KeyEvent.bKeyDown &&
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inp[n].Event.KeyEvent.uChar.AsciiChar == '\r')
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end_of_line = true;
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if (end_of_line)
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{
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gotone = s->read_ready = true;
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goto out;
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}
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else
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goto out;
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}
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}
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if (IsEventSignalled (ptys->input_available_event))
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{
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gotone = s->read_ready = true;
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