1 files changed, 38 insertions, 0 deletions
diff --git a/src/detection/terminalsize/terminalsize_linux.c b/src/detection/terminalsize/terminalsize_linux.c
new file mode 100644
index 0000000..e06f958
--- /dev/null
+++ b/src/detection/terminalsize/terminalsize_linux.c
@@ -0,0 +1,38 @@
+#include "terminalsize.h"
+#include "common/io.h"
+
+#include <sys/ioctl.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#ifdef __sun
+    #include <sys/termios.h>
+#endif
+
+bool ffDetectTerminalSize(FFTerminalSizeResult* result) {
+    struct winsize winsize = {};
+    static int ttyfd = STDOUT_FILENO;
+    if (!isatty(ttyfd)) {
+        ttyfd = open("/dev/tty", O_RDWR | O_NOCTTY | O_CLOEXEC);
+    }
+
+    ioctl(ttyfd, TIOCGWINSZ, &winsize);
+
+    if (winsize.ws_row == 0 || winsize.ws_col == 0) {
+        ffGetTerminalResponse("\e[18t", 2, "\e[8;%hu;%hut", &winsize.ws_row, &winsize.ws_col);
+    }
+
+    if (winsize.ws_ypixel == 0 || winsize.ws_xpixel == 0) {
+        ffGetTerminalResponse("\e[14t", 2, "\e[4;%hu;%hut", &winsize.ws_ypixel, &winsize.ws_xpixel);
+    }
+
+    if (winsize.ws_row == 0 && winsize.ws_col == 0) {
+        return false;
+    }
+
+    result->rows = winsize.ws_row;
+    result->columns = winsize.ws_col;
+    result->width = winsize.ws_xpixel;
+    result->height = winsize.ws_ypixel;
+    return true;
+}