poly2d/: Yet another 2D polygon library (WIP)

poly2d/Makefile

@@ -0,0 +1,105 @@
+#
+# Makefile - Makefile of libpoly2d
+#
+# Written 2012 by Werner Almesberger
+# Copyright 2012 by Werner Almesberger
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+
+PREFIX ?= /usr/local
+
+SHELL = /bin/bash
+
+LIB = libpoly2d.a
+OBJS = v2d_intersect.o v2d_line_distance.o \
+       p2d_area.o p2d_area_holes.o \
+       p2d_attrib.o p2d_contains_point.o p2d_contains_poly.o \
+       p2d_copy.o p2d_free.o p2d_gnuplot.o p2d_make.o p2d_offset.o p2d_hsort.o
+
+CFLAGS_WARN = -Wall -Wshadow -Wmissing-prototypes \
+	      -Wmissing-declarations -Wno-format-zero-length
+
+CFLAGS = $(CFLAGS_WARN) -g
+CXXFLAGS = -Wall -frounding-math
+LDFLAGS =
+LDLIBS = -lm
+
+# ----- Verbosity control -----------------------------------------------------
+
+CC_normal	:= $(CC)
+CXX_normal	:= $(CXX)
+AR_normal	:= $(AR)
+DEPEND_normal	:= $(CPP) $(CFLAGS) -MM -MG
+
+CC_quiet	= @echo "  CC       " $@ && $(CC_normal)
+CXX_quiet	= @echo "  CXX      " $@ && $(CXX_normal)
+AR_quiet	= @echo "  AR       " $@ && $(AR_normal)
+DEPEND_quiet	= @$(DEPEND_normal)
+
+ifeq ($(V),1)
+    CC		= $(CC_normal)
+    CXX		= $(CXX_normal)
+    AR		= $(AR_normal)
+    DEPEND	= $(DEPEND_normal)
+else
+    CC		= $(CC_quiet)
+    CXX		= $(CXX_quiet)
+    AR		= $(AR_quiet)
+    DEPEND	= $(DEPEND_quiet)
+endif
+
+# ----- Rules -----------------------------------------------------------------
+
+.PHONY:		all clean spotless
+.PHONY:		test tests valgrind
+
+all:		$(LIB)
+
+$(LIB):		$(OBJS)
+		$(AR) cr $@ $^
+
+clean:
+		rm -f $(OBJS) $(OBJS:.o=.d)
+
+spotless:	clean
+		rm -f $(LIB)
+
+# ----- Install / uninstall ---------------------------------------------------
+
+install:	all
+		mkdir -p $(DESTDIR)/$(PREFIX)/bin/
+		install -m 755 $(MAIN) $(DESTDIR)/$(PREFIX)/bin/
+
+uninstall:
+		rm -f $(DESTDIR)/$(PREFIX)/bin/$(MAIN)
+
+# ----- Dependencies ----------------------------------------------------------
+
+# compile and generate dependencies, from fped, based on
+# http://scottmcpeak.com/autodepend/autodepend.html
+
+%.o:		%.c
+		$(CC) -c $(CFLAGS) $*.c -o $*.o
+		$(DEPEND) $*.c | \
+		  sed -e \
+		    '/^\(.*:\)\? */{p;s///;s/ *\\\?$$/ /;s/  */:\n/g;H;}' \
+		    -e '$${g;p;}' -e d >$*.d; \
+		  [ "$${PIPESTATUS[*]}" = "0 0" ] || { rm -f $*.d; exit 1; }
+
+-include $(OBJS:.o=.d)
+
+# ----- Tests -----------------------------------------------------------------
+
+test tests:	all
+		LANG= sh -c \
+		  'passed=0 && cd test && \
+		  for n in [a-z]*; do \
+		  [ $$n != core ] && SCRIPT=$$n . ./$$n; done; \
+		  echo "Passed all $$passed tests"'
+
+valgrind:
+		VALGRIND="valgrind -q" $(MAKE) tests