37 lines
742 B
Bash
37 lines
742 B
Bash
#!/bin/sh
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# Generates a small Makefile used in the root of the output
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# directory, to allow make to be started from there.
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# The Makefile also allow for more convinient build of external modules
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# Usage
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# $1 - Kernel src directory
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# $2 - Output directory
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# $3 - version
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# $4 - patchlevel
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test ! -r $2/Makefile -o -O $2/Makefile || exit 0
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echo " GEN $2/Makefile"
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cat << EOF > $2/Makefile
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# Automatically generated by $0: don't edit
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VERSION = $3
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PATCHLEVEL = $4
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KERNELSRC := $1
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KERNELOUTPUT := $2
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MAKEFLAGS += --no-print-directory
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.PHONY: all \$(MAKECMDGOALS)
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all:
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\$(MAKE) -C \$(KERNELSRC) O=\$(KERNELOUTPUT)
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Makefile:;
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\$(filter-out all Makefile,\$(MAKECMDGOALS)) %/:
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\$(MAKE) -C \$(KERNELSRC) O=\$(KERNELOUTPUT) \$@
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EOF
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