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BUILD: Makefile: Implements the help target

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Use the header of the Makefile to output the help target.
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William Lallemand 2018-12-13 14:02:25 +01:00 committed by Willy Tarreau
parent 3301f3e5cd
commit f1b60f78e0
1 changed files with 3 additions and 0 deletions
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Makefile
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@ -966,6 +966,9 @@ LIB_EBTREE = $(EBTREE_DIR)/libebtree.a
INCLUDES = $(wildcard include/*/*.h ebtree/*.h) INCLUDES = $(wildcard include/*/*.h ebtree/*.h)
DEP = $(INCLUDES) .build_opts DEP = $(INCLUDES) .build_opts
help:
$(Q)sed -ne "/^[^#]*$$/q;s/^#\(.*\)/\1/p" Makefile
# Used only to force a rebuild if some build options change # Used only to force a rebuild if some build options change
.build_opts: $(shell rm -f .build_opts.new; echo \'$(TARGET) $(BUILD_OPTIONS) $(VERBOSE_CFLAGS)\' > .build_opts.new; if cmp -s .build_opts .build_opts.new; then rm -f .build_opts.new; else mv -f .build_opts.new .build_opts; fi) .build_opts: $(shell rm -f .build_opts.new; echo \'$(TARGET) $(BUILD_OPTIONS) $(VERBOSE_CFLAGS)\' > .build_opts.new; if cmp -s .build_opts .build_opts.new; then rm -f .build_opts.new; else mv -f .build_opts.new .build_opts; fi)