84709d49f5
make help: a quick overview of how to use the build system make list: a list of all the buildable projects
54 lines
1.4 KiB
Makefile
54 lines
1.4 KiB
Makefile
# routines and rules to print some helpful stuff
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#$(warning MAKECMDGOALS = $(MAKECMDGOALS))
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# print some help and exit
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ifeq ($(firstword $(MAKECMDGOALS)),help)
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do-nothing=1
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.PHONY: help
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help:
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@echo "LK build system quick help\n" \
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"Individual projects are built into a build-<project> directory\n" \
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"Output binary is located at build-<project>/lk.bin\n" \
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"Environment or command line variables controlling build:\n" \
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"PROJECT = <project name>\n" \
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"TOOLCHAIN_PREFIX = <absolute path to toolchain or relative path with prefix>\n" \
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"\n" \
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"Special make targets:\n" \
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"make help: This help\n" \
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"make list: List of buildable projects\n" \
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"make clean: cleans build of current project\n" \
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"make spotless: removes all build directories\n" \
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"make <project>: try to build project named <project>\n" \
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"\n" \
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"Examples:\n" \
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"PROJECT=testproject make\n" \
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"PROJECT=testproject make clean\n" \
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"make testproject\n" \
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"make testproject clean\n" \
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"\n" \
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"output will be in build-testproject/\n" \
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endif
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# list projects
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ifeq ($(firstword $(MAKECMDGOALS)),list)
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do-nothing=1
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# get a list of all the .mk files in the top level project directories
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PROJECTS:=$(basename $(strip $(foreach d,$(LKINC),$(wildcard $(d)/project/*.mk))))
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PROJECTS:=$(shell basename $(PROJECTS))
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.PHONY: list
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list:
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@echo 'List of all buildable projects: (look in project/ directory)'; \
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for p in $(PROJECTS); do \
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echo $$p; \
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done
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endif
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# vim: set syntax=make noexpandtab
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