From 38ed7698b3b72f57907d96e1811b61fcdc99232b Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Sat, 14 Dec 2013 20:20:53 +0100
Subject: [PATCH] SIGWINCH patch code style conformed to dump1090.

---
 dump1090.c | 39 +++++++++++++++++++--------------------
 1 file changed, 19 insertions(+), 20 deletions(-)

diff --git a/dump1090.c b/dump1090.c
index 08703c2..72c2201 100644
--- a/dump1090.c
+++ b/dump1090.c
@@ -45,7 +45,6 @@
 #include "rtl-sdr.h"
 #include "anet.h"
 
-
 #define MODES_DEFAULT_RATE         2000000
 #define MODES_DEFAULT_FREQ         1090000000
 #define MODES_DEFAULT_WIDTH        1000
@@ -281,7 +280,6 @@ void modesInitConfig(void) {
     Modes.interactive_rows = MODES_INTERACTIVE_ROWS;
     Modes.interactive_ttl = MODES_INTERACTIVE_TTL;
     Modes.aggressive = 0;
-
     Modes.interactive_rows = getTermRows();
 }
 
@@ -2359,6 +2357,23 @@ void modesReadFromClients(void) {
     }
 }
 
+/* ============================ Terminal handling  ========================== */
+
+/* Handle resizing terminal. */
+void sigWinchCallback() {
+    signal(SIGWINCH, SIG_IGN);
+    Modes.interactive_rows = getTermRows();
+    interactiveShowData();
+    signal(SIGWINCH, sigWinchCallback);
+}
+
+/* Get the number of rows after the terminal changes size. */
+int getTermRows() {
+    struct winsize w;
+    ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
+    return w.ws_row;
+}
+
 /* ================================ Main ==================================== */
 
 void showHelp(void) {
@@ -2369,7 +2384,7 @@ void showHelp(void) {
 "--freq <hz>              Set frequency (default: 1090 Mhz).\n"
 "--ifile <filename>       Read data from file (use '-' for stdin).\n"
 "--interactive            Interactive mode refreshing data on screen.\n"
-"--interactive-rows <num> Max number of rows in interactive mode (default: 15 or size of terminal).\n"
+"--interactive-rows <num> Max number of rows in interactive mode (default: 15).\n"
 "--interactive-ttl <sec>  Remove from list if idle for <sec> (default: 60).\n"
 "--raw                    Show only messages hex values.\n"
 "--net                    Enable networking.\n"
@@ -2506,9 +2521,7 @@ int main(int argc, char **argv) {
     }
 
     /* Setup for SIGWINCH for handling lines */
-    if(Modes.interactive == 1) {
-      signal(SIGWINCH, sigWinchCallback);
-    }
+    if (Modes.interactive == 1) signal(SIGWINCH, sigWinchCallback);
 
     /* Initialization */
     modesInit();
@@ -2580,18 +2593,4 @@ int main(int argc, char **argv) {
     return 0;
 }
 
-/* Handle resizing terminal */
-void sigWinchCallback() {
-    signal(SIGWINCH, SIG_IGN);
-    Modes.interactive_rows = getTermRows();
-    interactiveShowData();
-    signal(SIGWINCH, sigWinchCallback);
-}
 
-int getTermRows()
-{
-    struct winsize w;
-    ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
-
-    return w.ws_row;
-}