TB10.1 Example Applications: examples/PIPS/IPC/src/child/fifochild.c Source File

00001 // fifochild.c
-00002 //
-00003 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
-00004 // All rights reserved.
-00005 // This component and the accompanying materials are made available
-00006 // under the terms of "Eclipse Public License v1.0"
-00007 // which accompanies this distribution, and is available
-00008 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
-00009 //
-00010 // Initial Contributors:
-00011 // Nokia Corporation - initial contribution.
-00012 //
-00013 // Contributors:
-00014 //
-00015 // Description:
-00016 //
-00017 
-00018 
-00019 #include <stdio.h>
-00020 #include <fcntl.h>
-00021 #include <unistd.h>
-00022 #include <stdlib.h>
-00023 #include <errno.h>
-00024 
-00029 char PressKey()
-00030         {
-00031         char ch;
-00032         fflush(stdout);
-00033         ch=getchar();
-00034         return ch;
-00035         }
-00036 
-00042 int Error(char msg[])
-00043         {
-00044         printf("%s [Error NUMBER = %d]\n",msg,errno);
-00045         PressKey();
-00046         return EXIT_FAILURE;
-00047         }
-00048 
-00049 int main()
-00050 {
-00052         char fifoFileName[] = "myfifofile";
-00055         int fifoFd = open(fifoFileName,O_WRONLY);
-00057         if(fifoFd == -1)
-00058         {
-00060                 Error("\n*** child failure FIFO Open ***\n");
-00061                 return EXIT_FAILURE;
-00062         }
-00063         else
-00064         {
-00066                 char TxMsg[] = "Hello Parent [FIFO]\n";
-00068                 write(fifoFd,TxMsg,sizeof(TxMsg));
-00070                 (void)close(fifoFd);
-00071         }
-00072         return EXIT_SUCCESS;
-00073 }
-00074 
-