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-rw-r--r--optipng.sh.in6
1 files changed, 4 insertions, 2 deletions
diff --git a/optipng.sh.in b/optipng.sh.in
index 9fb6c7ded6c..39136cb167d 100644
--- a/optipng.sh.in
+++ b/optipng.sh.in
@@ -19,10 +19,12 @@ tidy_optipng() {
msg2 "$(gettext "Optimizing PNG images...")"
local png
find . -type f -iname "*.png" 2>/dev/null | while read -r png ; do
+ [ $(jobs -p|wc -l) -gt $(nproc) ] && wait -n
if [[ $(file --brief --mime-type "$png") = 'image/png' ]]; then
- optipng "${OPTIPNGFLAGS[@]}" "$png" &>/dev/null ||
- warning "$(gettext "Could not optimize PNG image : %s")" "${png/$pkgdir\//}"
+ { optipng "${OPTIPNGFLAGS[@]}" "$png" &>/dev/null ||
+ warning "$(gettext "Could not optimize PNG image : %s")" "${png/$pkgdir\//}"; } &
fi
done
+ wait
fi
}