From 8a4dff14ad7560aae83e9155d0c62ba7f8c101fd Mon Sep 17 00:00:00 2001
From: Eric Wong <normalperson@yhbt.net>
Date: Sun, 1 Jun 2008 22:24:55 +0000
Subject: Add the bs build system from mpd-ke

Dealing with autotools is too painful when having
to deal with multiple build environments and
configurations.

git-svn-id: https://svn.musicpd.org/mpd/trunk@7368 09075e82-0dd4-0310-85a5-a0d7c8717e4f
---
 build.mk | 103 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100755 build.mk

(limited to 'build.mk')

diff --git a/build.mk b/build.mk
new file mode 100755
index 000000000..6962d00c2
--- /dev/null
+++ b/build.mk
@@ -0,0 +1,103 @@
+#!/usr/bin/make -f
+# default target
+all:
+
+# output directory can be set with O:=dir
+ifeq ($(O),)
+  O := .
+endif
+srcdir := src
+include src/Makefile.am
+mpd_SRC := $(addprefix src/,$(filter %.c,$(mpd_SOURCES)))
+mpd_HDR := $(addprefix src/,$(filter %.h,$(mpd_SOURCES)))
+mpd_OBJ := $(subst .c,.o,$(addprefix $(O)/,$(mpd_SRC)))
+mpd_DEP := $(subst .o,.d,$(mpd_OBJ))
+
+-include $(mpd_DEP)
+
+uname_s := $(shell uname -s | tr A-Z a-z 2>/dev/null || echo unknown)
+uname_m := $(shell uname -m | tr A-Z a-z 2>/dev/null || echo unknown)
+
+# build: the machine type this builds on
+# HOST: the machine this runs on
+build := $(uname_s)-$(uname_m)
+HOST ?= $(build)
+-include $(O)/config.mk
+-include $(O)/config_detected.mk
+include bs/deps-audio.mk
+include bs/deps-input.mk
+include bs/deps-misc.mk
+include bs/deps-conflicts.mk
+
+RANLIB ?= ranlib
+ifneq ($(HOST),$(build))
+  ifeq ($(origin CC),default)
+    CC := $(HOST)-$(CC)
+  endif
+  ifeq ($(origin RANLIB),default)
+    RANLIB := $(HOST)-$(RANLIB)
+  endif
+  ifeq ($(origin AR),default)
+    AR := $(HOST)-$(AR)
+  endif
+endif
+
+mpd_CFLAGS += -I$(O)/src
+mpd_LDFLAGS += -lm
+mpd_DIRS := $(O)/src/inputPlugins $(O)/src/audioOutputs
+
+STRIP ?= strip
+export O CC CPPFLAGS CFLAGS HOST SHELL
+
+defconfig: $(O)/config.mk
+
+$(O)/config.mk:
+	@test -d "$(@D)" || $(SHELL) ./bs/mkdir_p.sh "$(@D)"
+	@if ! test -e $@; then \
+		sed -e 's/@@HOST@@/$(HOST)/g' \
+		  < bs/config.mk.default > $@+ && mv $@+ $@ && \
+		  echo Please edit $(O)/config.mk to your liking; fi
+	@touch $@
+
+$(O)/src/../config.h: $(O)/config.h
+$(O)/config.h: $(O)/config.mk $(O)/config_detected.h
+	$(MAKE) -f bs/mkconfig.h.mk $(O)/config.h
+
+$(O)/config_detected.h:
+	@test -d "$(@D)" || $(SHELL) ./bs/mkdir_p.sh "$(@D)"
+	> $@+ && $(SHELL) ./bs/mkconfig-header.sh >> $@+ && \
+		$(SHELL) ./bs/cross-arch.sh >> $@+ && mv $@+ $@
+
+all: $(O)/src/mpd
+	@echo OK $<
+strip: $(O)/src/mpd
+	$(STRIP) $(STRIP_OPTS) $<
+$(O)/src/mpd: $(mpd_OBJ)
+	$(CC) -o $@ $^ $(CFLAGS) $(mpd_CFLAGS) $(LDFLAGS) $(mpd_LDFLAGS)
+$(O)/src/%.o: src/%.c $(O)/config.h
+	@HDR_DEP_HACK="$(O)/config.h $(mpd_HDR)" \
+		CFLAGS="$(CFLAGS) $(mpd_CFLAGS)" \
+		$(SHELL) ./bs/mkdep.sh $< $(dir $<) $(subst .o,.d,$@)
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(mpd_CFLAGS) -c -o $@ $<
+$(mpd_SRC): $(O)/config.h
+clean:
+	$(RM) $(O)/src/mpd $(mpd_OBJ)
+reallyclean: clean
+	$(RM) $(mpd_DEP) $(O)/depmode $(O)/config.h
+
+# in case a .d file had a dep on a deleted file, we have this:
+src/%.h src/%.c::
+	@true
+# we only do static linking in bs (since our main goal is cross-compiling),
+# if you want dynamic linking, use autotools
+$(O)/%.a::
+	$(RM) $@
+	$(AR) cru $@ $^
+	$(RANLIB) $@
+dist:
+	$(SHELL) ./bs/mkdist.sh
+
+.PHONY: clean reallyclean defconfig all
+.PRECIOUS: $(O)/%.h
+.SUFFIXES:
+.SUFFIXES: .c .o .h .d
-- 
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