|-||compose cache files are created by libX11, thus an Xserver has to be running and DISPLAY has to be set correctly for creating cache files.|
|-||libX11 will not write compose cache files if run as root or with different real and effective uids.|
libX11 will not create compose cache files in directories writable for other
mkcomposecache returns with exit status 1 on general errors (no Xserver, invoked as root, etc.) and 2 on unsupported locales.
An exit status of 0 does not imply that a cache file is actually written, though. This very much depends on the used libX11 and its safety regulations.
mkcomposecache en_US.UTF-8 /var/tmp/buildroot/usr/share/X11/locale/en_US.UTF-8/Compose /var/tmp/buildroot/var/X11R6/compose_cache /usr/share/X11/locale/en_US.UTF-8/Compose
/var/cache/libx11/compose/ Location of global compose cache.
mkcomposecache was written by Matthias Hopf <email@example.com>.
|X Version 11||MKCOMPOSECACHE (8)||mkcomposecache 1.2.1|