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Makefile | 2009-09-09 | 1.1 KB | 51 lines |
- #!/bin/sh
- # Generates a small Makefile used in the root of the output
- # directory, to allow make to be started from there.
- # The Makefile also allow for more convinient build of external modules
-
- # Usage
- # $1 - Kernel src directory
- # $2 - Output directory
- # $3 - version
- # $4 - patchlevel
-
-
- test ! -r $2/Makefile -o -O $2/Makefile || exit 0
- # Only overwrite automatically generated Makefiles
- # (so we do not overwrite kernel Makefile)
- if test -e $2/Makefile && ! grep -q Automatically $2/Makefile
- then
- exit 0
- fi
- if [ "${quiet}" != "silent_" ]; then
- echo " GEN $2/Makefile"
- fi
-
- cat << EOF > $2/Makefile
- # Automatically generated by $0: don't edit
-
- VERSION = $3
- PATCHLEVEL = $4
-
- lastword = \$(word \$(words \$(1)),\$(1))
- makedir := \$(dir \$(call lastword,\$(MAKEFILE_LIST)))
-
- MAKEARGS := -C $1
- MAKEARGS += O=\$(if \$(patsubst /%,,\$(makedir)),\$(CURDIR)/)\$(patsubst %/,%,\$(makedir))
-
- MAKEFLAGS += --no-print-directory
-
- .PHONY: all \$(MAKECMDGOALS)
-
- all := \$(filter-out all Makefile,\$(MAKECMDGOALS))
-
- all:
- \$(MAKE) \$(MAKEARGS) \$(all)
-
- Makefile:;
-
- \$(all) %/: all
- @:
-
- EOF
-