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83 lines
1.7 KiB
Makefile
83 lines
1.7 KiB
Makefile
# SPDX-License-Identifier: BSD-2-Clause
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#
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# $Id: links.mk,v 1.8 2024/02/17 17:26:57 sjg Exp $
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#
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# @(#) Copyright (c) 2005, Simon J. Gerraty
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#
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# This file is provided in the hope that it will
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# be of use. There is absolutely NO WARRANTY.
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# Permission to copy, redistribute or otherwise
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# use this file is hereby granted provided that
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# the above copyright notice and this notice are
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# left intact.
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#
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# Please send copies of changes and bug-fixes to:
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# sjg@crufty.net
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#
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# some platforms need something special
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LN?= ln
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ECHO?= echo
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LINKS?=
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SYMLINKS?=
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__SYMLINK_SCRIPT= \
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${ECHO} "$$t -> $$l"; \
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case `'ls' -l $$t 2> /dev/null` in \
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*"> $$l") ;; \
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*) \
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mkdir -p `dirname $$t`; \
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rm -f $$t; \
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${LN} -s $$l $$t;; \
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esac
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__LINK_SCRIPT= \
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${ECHO} "$$t -> $$l"; \
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mkdir -p `dirname $$t`; \
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rm -f $$t; \
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${LN} $$l $$t
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_SYMLINKS_SCRIPT= \
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while test $$\# -ge 2; do \
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l=$$1; shift; \
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t=${DESTDIR}$$1; shift; \
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${__SYMLINK_SCRIPT}; \
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done; :;
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_LINKS_SCRIPT= \
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while test $$\# -ge 2; do \
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l=${DESTDIR}$$1; shift; \
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t=${DESTDIR}$$1; shift; \
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${__LINK_SCRIPT}; \
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done; :;
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_SYMLINKS_USE: .USE
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@set ${$@_SYMLINKS:U${SYMLINKS}}; ${_SYMLINKS_SCRIPT}
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_LINKS_USE: .USE
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@set ${$@_LINKS:U${LINKS}}; ${_LINKS_SCRIPT}
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# sometimes we want to ensure DESTDIR is ignored
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_BUILD_SYMLINKS_SCRIPT= \
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while test $$\# -ge 2; do \
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l=$$1; shift; \
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t=$$1; shift; \
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${__SYMLINK_SCRIPT}; \
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done; :;
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_BUILD_LINKS_SCRIPT= \
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while test $$\# -ge 2; do \
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l=$$1; shift; \
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t=$$1; shift; \
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${__LINK_SCRIPT}; \
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done; :;
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_BUILD_SYMLINKS_USE: .USE
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@set ${$@_SYMLINKS:U${SYMLINKS}}; ${_BUILD_SYMLINKS_SCRIPT}
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_BUILD_LINKS_USE: .USE
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@set ${$@_LINKS:U${LINKS}}; ${_BUILD_LINKS_SCRIPT}
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