#
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is mozilla.org code.
#
# The Initial Developer of the Original Code is
# Mozilla Foundation
# Portions created by the Initial Developer are Copyright (C) 2008
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#  Ted Mielczarek <ted.mielczarek@gmail.com>
#
# Alternatively, the contents of this file may be used under the terms of
# either of the GNU General Public License Version 2 or later (the "GPL"),
# or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****

DEPTH		= ../..
topsrcdir	= @top_srcdir@
srcdir		= @srcdir@
VPATH		= @srcdir@

include $(DEPTH)/config/autoconf.mk

MODULE		= jemalloc

# jemalloc.c properly uses 'static', so don't burden it with manually exposing
# symbols.
VISIBILITY_FLAGS=

ifeq (WINNT,$(OS_TARGET))
# Two options for Windows, either you build the CRT from source,
# or you use a pre-built DLL.
ifneq (,$(WIN32_CRT_SRC_DIR))
# Building the CRT from source
CRT_OBJ_DIR=./$(shell basename "$(WIN32_CRT_SRC_DIR)")
libs:: $(CRT_OBJ_DIR)/build/intel/mozcrt19.dll
	$(INSTALL) $< $(FINAL_TARGET)

# patch if necessary
$(CRT_OBJ_DIR)/jemalloc.c: $(srcdir)/crtsp1.diff
	rm -rf $(CRT_OBJ_DIR)
	cp -R "$(WIN32_CRT_SRC_DIR)" .
	# per http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=1189363&SiteID=1
	for i in dll mt xdll xmt; do \
	  pushd $(CRT_OBJ_DIR)/intel/$${i}_lib && lib -extract:..\\build\\intel\\$${i}_obj\\unhandld.obj eh.lib && popd; \
	done
	# truly awful
	#XXX: get ed into mozillabuild, bug 415123
	$(PERL) $(srcdir)/apply-ed-patches.pl $(srcdir)/crtsp1.diff \
	$(CRT_OBJ_DIR) $(srcdir)/ed.exe

$(CRT_OBJ_DIR)/build/intel/mozcrt19.dll: \
  $(CRT_OBJ_DIR)/jemalloc.c $(srcdir)/jemalloc.c $(srcdir)/jemalloc.h \
  $(srcdir)/ql.h $(srcdir)/qr.h $(srcdir)/rb.h
	cp $(srcdir)/jemalloc.c $(srcdir)/jemalloc.h $(srcdir)/ql.h \
	$(srcdir)/qr.h $(srcdir)/rb.h $(CRT_OBJ_DIR)
# this pretty much sucks, but nmake and make don't play well together
	$(PYTHON) $(srcdir)/build-crt.py $(CRT_OBJ_DIR)
	#XXX: these don't link right for some reason
	rm $(CRT_OBJ_DIR)/build/intel/{libcmt,libcpmt}.lib
else
# Using a pre-built DLL, so just install it.
libs:: $(WIN32_CUSTOM_CRT_DIR)/mozcrt19.dll
	$(INSTALL) $< $(FINAL_TARGET)
endif

else

MODULE_OPTIMIZE_FLAGS = -O2
ifeq ($(OS_ARCH),SunOS)
ifndef GNU_CC
MODULE_OPTIMIZE_FLAGS = -xO5
endif
endif

LIBRARY_NAME	= jemalloc

# Build jemalloc as a shared lib.  This is mandatory for Darwin, since a library
# init function is used on that platform.
ifeq ($(OS_ARCH),Darwin)
FORCE_SHARED_LIB= 1
else
DIST_INSTALL = 1
FORCE_STATIC_LIB= 1
endif

CSRCS		= \
		jemalloc.c \
		$(NULL)

#XXX: PGO on Linux causes problems here
# See bug 419470
NO_PROFILE_GUIDED_OPTIMIZE = 1
endif

include $(topsrcdir)/config/rules.mk

ifeq (Darwin,$(OS_TARGET))
LDFLAGS += -init _jemalloc_darwin_init
endif