$NetBSD: patch-Makefile,v 1.2 2021/02/08 01:49:25 bacon Exp $

# Respect pkgsrc env, drop bash dep

--- Makefile.orig	2021-02-05 21:42:03.926301547 +0000
+++ Makefile
@@ -4,7 +4,7 @@
 # (c) 2009 Aaron Quinlan
 # ==========================
 
-SHELL := /bin/bash -e
+SHELL := /bin/sh -e
 
 VERSION_FILE=./src/utils/version/version_git.h
 RELEASED_VERSION_FILE=./src/utils/version/version_release.txt
@@ -21,7 +21,7 @@ OBJ_DIR	= obj
 BIN_DIR	= bin
 SRC_DIR	= src
 
-CXX     = g++
+CXX     ?= g++
 
 ifeq ($(DEBUG),1)
 BT_CPPFLAGS = -DDEBUG -D_DEBUG -D_FILE_OFFSET_BITS=64 -DWITH_HTS_CB_API $(INCLUDES)
@@ -41,7 +41,7 @@ endif
 BT_LDFLAGS =
 BT_LIBS    = -lz -lm -lbz2 -llzma -lpthread
 
-prefix ?= /usr/local
+PREFIX ?= /usr/local
 
 SUBDIRS = $(SRC_DIR)/annotateBed \
 		  $(SRC_DIR)/bamToBed \
@@ -155,7 +155,7 @@ $(CCPREFIX) $(CC_WRAPPER) $(CXX) $(ALL_C
 @mv -f $*.Td $*.d
 endef
 
-$(OBJ_DIR)/%.d: ;
+$(OBJ_DIR)/%.d: $(OBJ_DIR) ;
 .PRECIOUS: $(OBJ_DIR)/%.d
 
 -include $(patsubst %.o,%.d,$(BUILT_OBJECTS))
@@ -197,9 +197,9 @@ $(BIN_DIR)/intersectBed: | $(BIN_DIR)
 .PHONY: all
 
 install: all
-	mkdir -p $(DESTDIR)$(prefix)/bin
+	mkdir -p $(DESTDIR)$(PREFIX)/bin
 	for file in bin/* ; do \
-		cp -f $$file $(DESTDIR)$(prefix)/bin; \
+		cp -f $$file $(DESTDIR)$(PREFIX)/bin; \
 	done
 
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