From 828597693e9dd776ca65dab2506a650fba5087d3 Mon Sep 17 00:00:00 2001 From: Jo-Philipp Wich Date: Sun, 2 Dec 2012 12:20:34 +0000 Subject: [PATCH] rules.mk: provide a macro "file_copy" which removes any symlink in the destination dir that would be overwritten SVN-Revision: 34437 --- rules.mk | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/rules.mk b/rules.mk index 36bd22cac7..7139f79ef8 100644 --- a/rules.mk +++ b/rules.mk @@ -287,6 +287,24 @@ define locked -c '$(subst ','\'',$(1))' endef +# Recursively copy paths into another directory, purge dangling +# symlinks before. +# $(1) => File glob expression +# $(2) => Destination directory +define file_copy + for src_dir in $(sort $(foreach d,$(wildcard $(1)),$(dir $(d)))); do \ + ( cd $$src_dir; find -type f -or -type d ) | \ + ( cd $(2); while :; do \ + read FILE; \ + [ -z "$$FILE" ] && break; \ + [ -L "$$FILE" ] || continue; \ + echo "Removing symlink $(2)/$$FILE"; \ + rm -f "$$FILE"; \ + done; ); \ + done; \ + $(CP) $(1) $(realpath $(2)/)/ +endef + # file extension ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))