Minor optimization for setupVars.conf interpreter

setupVars.c

@@ -10,15 +10,16 @@
 
 #include "FTL.h"
 
-FILE *setupVarsfp;
 char ** setupVarsArray = NULL;
 
 void check_setupVarsconf(void)
 {
+	FILE *setupVarsfp;
 	if((setupVarsfp = fopen(files.setupVars, "r")) == NULL)
 	{
 		logg("WARN: Opening of setupVars.conf failed!");
 		logg("      Make sure it exists and is readable");
+		logg_str("      Message: ", strerror(errno));
 	}
 	else
 	{
@@ -45,9 +46,10 @@ char * linebuffer = NULL;
 
 char * read_setupVarsconf(const char * key)
 {
+	FILE *setupVarsfp;
 	if((setupVarsfp = fopen(files.setupVars, "r")) == NULL)
 	{
-		logg("WARN: Reading setupVars.conf failed!");
+		logg_str("WARN: Reading setupVars.conf failed: ", strerror(errno));
 		return NULL;
 	}
 

socket.c

@@ -176,6 +176,10 @@ void *connection_handler_thread(void *socket_desc)
 		{
 			char *message = calloc(strlen(client_message)+1,sizeof(char));
 			strcpy(message, client_message);
+
+			// Clear client message receive buffer
+			memset(client_message, 0, sizeof client_message);
+
 			// Lock FTL data structure, since it is likely that it will be changed here
 			// Requests should not be processed/answered when data is about to change
 			enable_read_lock(threadname);