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makefile: stop using -I or -i in xargs

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Windows doesn't like -I.  Mac doesn't like -i.

This now avoids using either option to xargs by
using awk to reorder the ln command line args prior
to invoking xargs.
This commit is contained in:
Stacey Sheldon 2012-10-12 23:57:02 -04:00
parent ccdd3de47e
commit af1b290381
1 changed files with 9 additions and 3 deletions
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8
Makefile
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@ -647,10 +647,16 @@ define UAVO_COLLECTION_BUILD_TEMPLATE
# This leaves us with a (broken) symlink that points to the full sha1sum of the collection
$$(UAVO_COLLECTION_DIR)/$(1)/uavohash: $$(UAVO_COLLECTION_DIR)/$(1)/uavo-xml
# Compute the sha1 hash for this UAVO collection
# The sed bit truncates the UAVO hash to 16 hex digits
# The awk bit is just to get the arguments to ln in the right order without
# using the '-I' option to xargs since it doesn't work on windows.
$$(V1) python $$(ROOT_DIR)/make/scripts/version-info.py \
--path=$$(ROOT_DIR) \
--uavodir=$$(UAVO_COLLECTION_DIR)/$(1)/uavo-xml/shared/uavobjectdefinition \
--format='$$$${UAVOSHA1TXT}' | sed -n 's/^\(................\).*/\1/p' | xargs -n1 -i{} ln -sf {} $$(UAVO_COLLECTION_DIR)/$(1)/uavohash
--format='$$$${UAVOSHA1TXT}' | \
sed -re 's|(.{16}).*|\1|' | \
awk '{ print $$$$1, "$$(UAVO_COLLECTION_DIR)/$(1)/uavohash" }' | \
xargs ln -sf
# Create the target of the symlink (ie. a directory named by the actual UAVO hash)
$$(V0) @echo " UAVOHASH $(1) ->" $$$$(readlink $$(UAVO_COLLECTION_DIR)/$(1)/uavohash)