From 6a89217d6a413c4f69c1396f711908fc746083e6 Mon Sep 17 00:00:00 2001
From: Timo Sirainen <cras@irssi.org>
Date: Thu, 14 Mar 2002 23:46:48 +0000
Subject: [PATCH] Get the terminal size at startup with ioctl() and use it.
 Fixes at least NetBSD.

git-svn-id: http://svn.irssi.org/repos/irssi/trunk@2616 dbcabf3a-b0e7-0310-adc4-f8d773084564
---
 src/fe-text/term-terminfo.c |  8 ++++++-
 src/fe-text/term.c          | 48 +++++++++++++++++++++----------------
 src/fe-text/term.h          |  3 +++
 3 files changed, 37 insertions(+), 22 deletions(-)

diff --git a/src/fe-text/term-terminfo.c b/src/fe-text/term-terminfo.c
index 4e9781fe..5716b36c 100644
--- a/src/fe-text/term-terminfo.c
+++ b/src/fe-text/term-terminfo.c
@@ -77,7 +77,8 @@ static int redraw_timeout(void)
 
 int term_init(void)
 {
-        struct sigaction act;
+	struct sigaction act;
+        int width, height;
 
 	last_fg = last_bg = -1;
 	last_attrs = 0;
@@ -89,6 +90,11 @@ int term_init(void)
 	if (current_term == NULL)
 		return FALSE;
 
+	if (term_get_size(&width, &height)) {
+                current_term->width = width;
+                current_term->height = height;
+	}
+
         /* grab CONT signal */
 	sigemptyset(&act.sa_mask);
 	act.sa_flags = 0;
diff --git a/src/fe-text/term.c b/src/fe-text/term.c
index a50fc8a3..94d81cfd 100644
--- a/src/fe-text/term.c
+++ b/src/fe-text/term.c
@@ -47,12 +47,31 @@ int term_type;
 static int force_colors;
 static int resize_dirty;
 
-/* Resize the terminal if needed */
-void term_resize_dirty(void)
+int term_get_size(int *width, int *height)
 {
 #ifdef TIOCGWINSZ
 	struct winsize ws;
+
+	/* Get new window size */
+	if (ioctl(0, TIOCGWINSZ, &ws) < 0)
+		return FALSE;
+
+	*width = ws.ws_col;
+        *height = ws.ws_row;
+
+	if (*width < MIN_SCREEN_WIDTH)
+		*width = MIN_SCREEN_WIDTH;
+	if (*height < 1)
+                *height = 1;
+	return TRUE;
+#else
+        return FALSE;
 #endif
+}
+
+/* Resize the terminal if needed */
+void term_resize_dirty(void)
+{
         int width, height;
 
 	if (!resize_dirty)
@@ -60,27 +79,14 @@ void term_resize_dirty(void)
 
         resize_dirty = FALSE;
 
-#ifdef TIOCGWINSZ
-	/* Get new window size */
-	if (ioctl(0, TIOCGWINSZ, &ws) < 0)
-		return;
+	if (!term_get_size(&width, &height))
+		width = height = -1;
 
-	if (ws.ws_row == term_height && ws.ws_col == term_width) {
-		/* Same size, abort. */
-		return;
+	if (height != term_height || width != term_width) {
+		term_resize(width, height);
+		mainwindows_resize(term_width, term_height);
+		term_resize_final(width, height);
 	}
-
-	if (ws.ws_col < MIN_SCREEN_WIDTH)
-		ws.ws_col = MIN_SCREEN_WIDTH;
-
-	width = ws.ws_col;
-        height = ws.ws_row;
-#else
-        width = height = -1;
-#endif
-        term_resize(width, height);
-	mainwindows_resize(term_width, term_height);
-        term_resize_final(width, height);
 }
 
 #ifdef SIGWINCH
diff --git a/src/fe-text/term.h b/src/fe-text/term.h
index 3607fad5..b5103c14 100644
--- a/src/fe-text/term.h
+++ b/src/fe-text/term.h
@@ -30,6 +30,9 @@ extern int term_use_colors, term_type, term_detached;
 int term_init(void);
 void term_deinit(void);
 
+/* Gets the current terminal size, returns TRUE if ok. */
+int term_get_size(int *width, int *height);
+
 /* Resize terminal - if width or height is negative,
    the new size is unknown and should be figured out somehow */
 void term_resize(int width, int height);