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Makefile: parse target

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tv 2016-02-16 06:20:40 +01:00
parent 064d0111a0
commit 4fb829af7e
1 changed files with 24 additions and 0 deletions
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24
Makefile
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@ -2,6 +2,30 @@ ifndef system
$(error unbound variable: system)
endif
# target = [target_user@]target_host[:target_port][/target_path]
ifdef target
_target_user != echo $(target) | sed -n 's/@.*//p'
_target_path != echo $(target) | sed -n 's/^[^/]*//p'
_target_port != echo $(target) | sed -En 's|^.*:([^/]*)(/.*)?$$|\1|p'
_target_host != echo $(target) | sed -En 's/^(.*@)?([^:/]*).*/\2/p'
ifneq ($(_target_host),)
$(if $(target_host),$(error cannot define both, target_host and host in target))
target_host ?= $(_target_host)
endif
ifneq ($(_target_user),)
$(if $(target_user),$(error cannot define both, target_user and user in target))
target_user ?= $(_target_user)
endif
ifneq ($(_target_port),)
$(if $(target_port),$(error cannot define both, target_port and port in target))
target_port ?= $(_target_port)
endif
ifneq ($(_target_path),)
$(if $(target_path),$(error cannot define both, target_path and path in target))
target_path ?= $(_target_path)
endif
endif
export target_host ?= $(system)
export target_user ?= root
export target_port ?= 22