pkgs/development/libraries/gtk/hooks/drop-icon-theme-cache.sh

   1 # shellcheck shell=bash
   2
   3 # Packages often run gtk-update-icon-cache to include their icons in themes’ icon cache.
   4 # However, since each package is installed to its own prefix, the files will only collide.
   5 dropIconThemeCache() {
   6     if [[ -z "${dontDropIconThemeCache:-}" ]]; then
   7         local icondir="${out:?}/share/icons"
   8         if [[ -d "${icondir}" ]]; then
   9             # App icons are supposed to go to hicolor theme, since it is a fallback theme as per [icon-theme-spec], but some might still choose to install stylized icons to other themes.
  10             find "${icondir}" -name 'icon-theme.cache' -print0 \
  11               | while IFS= read -r -d '' file; do
  12                 echo "Removing ${file}"
  13                 rm -f "${file}"
  14             done
  15         fi
  16     fi
  17 }
  18
  19 preFixupPhases="${preFixupPhases-} dropIconThemeCache"