On Wed, Jun 03, 2009 at 09:41:56AM +0100, Magnus Therning wrote: > Reading the code for cal it looks like it _should_ consider the locale [1]. > [1]: http://git.kernel.org/?p=utils/util-linux-ng/util-linux-ng.git;a=blob;f=misc-utils/cal.c;h=a8534b8ca9e890ea9cc048fb987b0e0503ed045d;hb=HEAD#l289 cal always displayed Sunday as the first day of the week. Your link points to HEAD in git, not to the current Arch Linux version, util-linux-ng 2.14.2. > Util-linux-ng 2.15 Release Notes (05-May-2009) > cal(1): > - determines the first day of week from the locale.