- add new applet resize.

   text    data     bss     dec     hex filename
    185       0       0     185      b9 console-tools/resize.o
    255       0       0     255      ff console-tools/resize.o.print


git-svn-id: svn://busybox.net/trunk/busybox@16176 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 38 insertions, 0 deletions

diff --git a/console-tools/resize.c b/console-tools/resize.c
new file mode 100644
index 000000000..4aaf2f233
--- /dev/null
+++ b/console-tools/resize.c
@@ -0,0 +1,38 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * resize - set terminal width and height.
+ *
+ * Copyright 2006 Bernhard Fischer
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+/* no options, no getopt */
+#include "busybox.h"
+
+int resize_main(int argc, char **argv)
+{
+        struct termios old, new;
+        struct winsize w = {0,0,0,0};
+        int ret;
+
+        tcgetattr(STDOUT_FILENO, &old); /* fiddle echo */
+        new = old;
+        new.c_cflag |= (CLOCAL | CREAD);
+        new.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG);
+        tcsetattr(STDOUT_FILENO, TCSANOW, &new);
+        /* save_cursor_pos 7
+         * scroll_whole_screen [r
+         * put_cursor_waaaay_off [$x;$yH
+         * get_cursor_pos [6n
+         * restore_cursor_pos 8
+         */
+        printf("\0337\033[r\033[999;999H\033[6n");
+        scanf("\033[%hu;%huR", &w.ws_row, &w.ws_col);
+        ret = ioctl(STDOUT_FILENO, TIOCSWINSZ, &w);
+        printf("\0338");
+        tcsetattr(STDOUT_FILENO, TCSANOW, &old);
+        if (ENABLE_FEATURE_RESIZE_PRINT)
+                printf("COLUMNS=%d;LINES=%d;export COLUMNS LINES;",
+                        w.ws_col, w.ws_row);
+        return ret;
+}