TCPSocket: replaced read/write with recv/send to ignore SIGPIPE during sending; ebusctl: Dealing when receiving data corrected to detect the end of the message with double newline sign.

src/lib/utils/tcpsocket.h

@@ -21,6 +21,7 @@
 #define LIBUTILS_TCPSOCKET_H_
 
 #include <unistd.h>
+#include <sys/socket.h>
 #include <string>
 
 /** \file tcpsocket.h */
@@ -51,7 +52,7 @@ public:
 	 * @param len number of bytes to send.
 	 * @return number of written bytes or -1 if an error has occured.
 	 */
-	ssize_t send(const char* buffer, size_t len) { return write(m_sfd, buffer, len); }
+	ssize_t send(const char* buffer, size_t len) { return ::send(m_sfd, buffer, len, MSG_NOSIGNAL); }
 
 	/**
 	 * @brief read bytes from opened file descriptor.
@@ -59,7 +60,7 @@ public:
 	 * @param len size of the receive buffer.
 	 * @return number of read bytes or -1 if an error has occured.
 	 */
-	ssize_t recv(char* buffer, size_t len) { return read(m_sfd, buffer, len); }
+	ssize_t recv(char* buffer, size_t len) { return ::recv(m_sfd, buffer, len, 0); }
 
 	/**
 	 * @brief returns the tcp port.

src/tools/ebusctl.cpp

@@ -23,6 +23,7 @@
 
 #include "appl.h"
 #include "tcpsocket.h"
+#include <cstdio>
 #include <iostream>
 #include <cstdlib>
 #include <sstream>
@@ -74,18 +75,24 @@ bool connect(const char* host, int port, bool once)
 
 			if (strncasecmp(message.c_str(), "QUIT", 4) != 0 && strncasecmp(message.c_str(), "STOP", 4) != 0) {
 				char data[1024];
-				size_t datalen;
+				ssize_t datalen = 0;
 
 				do {
-					memset(data, 0, sizeof(data));
-					datalen = socket->recv(data, sizeof(data)-1);
-
-					if (data[datalen-1] != '\n')
+					if (datalen > 0) {
+						data[datalen] = '\0';
 						cout << data;
+					}
 
-				} while (data[datalen-1] != '\n');
+					memset(data, 0, sizeof(data));
+					datalen = socket->recv(data, sizeof(data));
+
+					if (datalen < 0) {
+						perror("send");
+						break;
+					}
+
+				} while (data[datalen-2] != '\n' || data[datalen-1] != '\n');
 
-				data[datalen] = '\0';
 				cout << data;
 			}
 			else