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Try to implement platform-independent keypressed()

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This commit is contained in:
Dirk Ziegelmeier
2018-10-13 11:26:59 +02:00
parent c35dd079ee
commit a0d7b01186
3 changed files with 46 additions and 66 deletions
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54
contrib/ports/win32/sys_arch.c
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@@ -1,8 +1,8 @@
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
@@ -11,21 +11,21 @@
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
*
* Author: Adam Dunkels <adam@sics.se>
* Simon Goldschmidt
*
@@ -248,7 +248,7 @@ sys_sem_new(sys_sem_t *sem, u8_t count)
sem->sem = new_sem;
return ERR_OK;
}
/* failed to allocate memory... */
if (SYS_INITIALIZED()) {
SYS_ARCH_LOCKED(SYS_STATS_INC(sem.err));
@@ -336,7 +336,7 @@ sys_mutex_new(sys_mutex_t *mutex)
mutex->mut = new_mut;
return ERR_OK;
}
/* failed to allocate memory... */
SYS_ARCH_LOCKED(SYS_STATS_INC(mutex.err));
mutex->mut = NULL;
@@ -732,28 +732,6 @@ sys_arch_netconn_sem_free(void)
#endif /* !NO_SYS */
/* get keyboard state to terminate the debug app on any kbhit event using win32 API */
int
lwip_win32_keypressed(void)
{
INPUT_RECORD rec;
DWORD num = 0;
HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
BOOL ret = PeekConsoleInput(h, &rec, 1, &num);
if (ret && num) {
ReadConsoleInput(h, &rec, 1, &num);
if (rec.EventType == KEY_EVENT) {
if (rec.Event.KeyEvent.bKeyDown) {
/* not a special key? */
if (rec.Event.KeyEvent.uChar.AsciiChar != 0) {
return 1;
}
}
}
}
return 0;
}
#include <stdarg.h>
/* This is an example implementation for LWIP_PLATFORM_DIAG: