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Clamp initial window size configurations to screen size

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Fixes #2145
This commit is contained in:
Mitchell Hashimoto
2024-08-26 09:53:31 -07:00
parent c1e978e33d
commit 18419d3589
3 changed files with 22 additions and 8 deletions
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12
src/termio/Exec.zig
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@@ -1066,11 +1066,15 @@ const Subprocess = struct {
self.screen_size = screen_size;
if (self.pty) |*pty| {
// It is theoretically possible for the grid or screen size to
// exceed u16, although the terminal in that case isn't very
// usable. This should be protected upstream but we still clamp
// in case there is a bad caller which has happened before.
try pty.setSize(.{
.ws_row = @intCast(grid_size.rows),
.ws_col = @intCast(grid_size.columns),
.ws_xpixel = @intCast(screen_size.width),
.ws_ypixel = @intCast(screen_size.height),
.ws_row = std.math.cast(u16, grid_size.rows) orelse std.math.maxInt(u16),
.ws_col = std.math.cast(u16, grid_size.columns) orelse std.math.maxInt(u16),
.ws_xpixel = std.math.cast(u16, screen_size.width) orelse std.math.maxInt(u16),
.ws_ypixel = std.math.cast(u16, screen_size.height) orelse std.math.maxInt(u16),
});
}
}