91eaaba1be
- detect if /bin/bash is not found and provide a suitable error message - use $(MAKE) and $(MFLAGS) variables to handle cases where GNU make is not called "make"
30 lines
661 B
Makefile
30 lines
661 B
Makefile
# Makefile for generating images with graphviz
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#
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BUILDDIR = ${CURDIR}/..
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IMGDIR = $(BUILDDIR)/src/JPG
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IMGSRC = $(wildcard *.dot)
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IMGPNG = $(IMGSRC:%.dot=$(IMGDIR)/%.png)
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HAS_DOT = NO
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ifeq ($(shell which dot >/dev/null 2>&1; echo $$?), 0)
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HAS_DOT = YES
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endif
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all: $(IMGPNG)
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clean:
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rm -f $(IMGSVG) $(IMGPDF) $(IMGPNG) *~
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ifeq ($(HAS_DOT),YES)
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$(IMGDIR)/%.png: %.dot
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dot -Tpng -o $@ $<
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endif
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ifeq ($(HAS_DOT),NO)
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$(IMGDIR)/%.png: %.dot
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@echo '###################################################'
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@echo '# Need to install "graphviz" to regenerate graphs #'
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@echo '###################################################'
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endif
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