31 lines
		
	
	
		
			760 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			31 lines
		
	
	
		
			760 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
# dependencies_check
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# $@	Dependnecy files to check
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#
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# Each dependency is in the form of a tool to test for, optionally followed by
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# a : and the name of a package if the package on a Debian-ish system is not
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# named for the tool (i.e., qemu-user-static).
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dependencies_check()
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{
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	local depfile deps missing
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	for depfile in "$@"; do
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		if [[ -e "$depfile" ]]; then
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			deps="$(sed -f "${SCRIPT_DIR}/remove-comments.sed" < ${BASE_DIR}/depends)"
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		fi
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		for dep in $deps; do
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			if ! hash ${dep%:*} 2>/dev/null; then
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				missing="${missing:+$missing }${dep#*:}"
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			fi
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		done
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	done
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	if [[ "$missing" ]]; then
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		echo "Reqired dependencies not installed"
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		echo
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		echo "This can be resolved on Debian/Raspbian systems by installing:"
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		echo "$missing"
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		false
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	fi
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}
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