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https://github.com/checkpoint-restore/criu.git
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b07d304905
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Reviewed-by: Dmitry Safonov <dsafonov@virtuozzo.com> Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
31 lines
1 KiB
Makefile
31 lines
1 KiB
Makefile
ifndef ____nmk_defined__utils
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#
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# Usage: option = $(call try-cc,source-to-build,cc-options,cc-defines)
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try-cc = $(shell sh -c \
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'TMP="$(OUTPUT)$(TMPOUT).$$$$"; \
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echo "$(1)" | \
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$(CC) $(3) -x c - $(2) -o "$$TMP" > /dev/null 2>&1 && echo y; \
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rm -f "$$TMP"')
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# pkg-config-check
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# Usage: ifeq ($(call pkg-config-check, library),y)
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pkg-config-check = $(shell sh -c 'pkg-config $(1) && echo y')
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#
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# Remove duplicates.
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uniq = $(strip $(if $1,$(firstword $1) $(call uniq,$(filter-out $(firstword $1),$1))))
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#
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# Add $(obj)/ for paths that are not relative
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objectify = $(foreach o,$(sort $(call uniq,$(1))),$(if $(filter /% ./% ../%,$(o)),$(o),$(obj)/$(o)))
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# To cleanup entries.
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cleanify = $(foreach o,$(sort $(call uniq,$(1))),$(o) $(o:.o=.d) $(o:.o=.i) $(o:.o=.s))
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#
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# Footer.
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$(__nmk_dir)scripts/utils.mk:
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@true
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____nmk_defined__utils = y
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endif
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