From 5ef1f70a3ae6139602d27f96fa8179ec18d291b3 Mon Sep 17 00:00:00 2001
From: cabelo <cabelo@opensuse.org>
Date: Mon, 25 Mar 2019 12:05:18 -0300
Subject: [PATCH] Redirect STDOUT to file

---
 README.md            | 6 ++++++
 src/main/cpp/tiv.cpp | 5 +++++
 2 files changed, 11 insertions(+)

diff --git a/README.md b/README.md
index 4b2926a..d3394f2 100644
--- a/README.md
+++ b/README.md
@@ -65,3 +65,9 @@ If multiple images match the filename spec, thumbnails are shown.
 The top image was generated with the character optimization disabled via the `-0` option.
 
 ![Comparison](https://i.imgur.com/OzdCeh6.png)
+
+## Redirect to file
+
+Bellow the example for redirect stdout to one file.
+ 
+![Redirect](https://i.imgur.com/8UyGjg8.png)
diff --git a/src/main/cpp/tiv.cpp b/src/main/cpp/tiv.cpp
index aeb1fc5..5476cf8 100644
--- a/src/main/cpp/tiv.cpp
+++ b/src/main/cpp/tiv.cpp
@@ -442,6 +442,11 @@ cimg_library::CImg<unsigned char> load_rgb_CImg(const char * const filename) {
 int main(int argc, char* argv[]) {
   struct winsize w;
   ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
+
+  //If redirect STDOUT to one file ( col and row == 0 )
+  if(w.ws_col == 0 && w.ws_row == 0) {
+    ioctl(0, TIOCGWINSZ, &w);
+  }
   
   int maxWidth = w.ws_col * 4;
   int maxHeight = w.ws_row * 8;