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[gapil.git] / sources / poll_echod.c

diff --git a/sources/poll_echod.c b/sources/poll_echod.c
index 9abccf4c58d0cb56b2ff01d122c32487ef598e25..4af8f5816c3926c82a9bf3977c9a18347c3f7d3f 100644 (file)
--- a/sources/poll_echod.c
+++ b/sources/poll_echod.c
@@ -26,26 +26,24 @@
  *
  * Usage: echod -h give all info
  *
- * $Id: poll_echod.c,v 1.2 2004/01/05 19:24:52 piccardi Exp $
- *
  ****************************************************************/
 /* 
  * Include needed headers
  */
 #define _XOPEN_SOURCE
 #include <limits.h>      /* system limits */
-#include <sys/types.h>   /* predefined types */
-#include <unistd.h>      /* include unix standard library */
+#include <sys/types.h>   /* primitive system data types */
+#include <unistd.h>      /* unix standard library */
 #include <arpa/inet.h>   /* IP addresses conversion utiliites */
-#include <sys/socket.h>  /* socket library */
-#include <stdio.h>      /* include standard I/O library */
-#include <time.h>
+#include <sys/socket.h>  /* socket constants, types and functions */
+#include <stdio.h>      /* standard I/O library */
+#include <time.h>        /* date and time constants, types and functions */
 #include <syslog.h>      /* syslog system functions */
-#include <signal.h>      /* signal functions */
-#include <errno.h>       /* error code */
-#include <string.h>      /* error strings */
-#include <stdlib.h>
-#include <sys/poll.h>    /* poll function definition */
+#include <signal.h>      /* signal constants, types and functions */
+#include <errno.h>       /* error definitions and routines */
+#include <string.h>      /* C strings library */
+#include <stdlib.h>      /* C standard library */
+#include <sys/poll.h>    /* poll syscall */
 
 #include "macros.h"
 #include "Gapil.h"
@@ -236,8 +234,9 @@ void usage(void) {
     printf("  -h          print this help\n");
     printf("  -d          write debug info\n");
     printf("  -i          use interactively\n");
-    printf("  -c          disable BSD semantics\n");
-    printf("  -w N        wait N sec. before calling accept\n");
+    printf("  -c          disable BSD signal semantics\n");
+    printf("  -n N        set max contemporary connection\n");
+    printf("  -w N        wait N sec. before calling poll\n");
     exit(1);
 }
 /*