# 
# ***** 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 the Netscape Portable Runtime (NSPR).
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 1998-2000
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#
# Alternatively, the contents of this file may be used under the terms of
# either 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 *****

#! gmake

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

include $(MOD_DEPTH)/config/autoconf.mk

include $(topsrcdir)/config/config.mk

ifeq ($(OS_TARGET), OS2)
OS_CFLAGS = $(OS_EXE_CFLAGS)
endif

CSRCS = gc1.c thrashgc.c

ifeq (,$(filter-out WINNT OS2,$(OS_ARCH)))
PROG_SUFFIX = .exe
else
PROG_SUFFIX =
endif

PROGS = $(addprefix $(OBJDIR)/, $(CSRCS:.c=$(PROG_SUFFIX)))

TARGETS = $(PROGS) $(OBJS)

INCLUDES = -I$(dist_includedir)

# Setting the variables LDOPTS and LIBPR.  We first initialize
# them to the default values, then adjust them for some platforms.
LDOPTS = -L$(dist_libdir)
NSPR_VERSION = $(MOD_MAJOR_VERSION)
GC_VERSION = $(MOD_MAJOR_VERSION)
LIBPR = -lnspr$(NSPR_VERSION)
LIBPLC = -lplc$(NSPR_VERSION)
LIBGC = -lmsgc$(GC_VERSION)

ifeq ($(OS_ARCH), WINNT)
  LDOPTS = -NOLOGO -DEBUG -INCREMENTAL:NO
  LIBPR = $(dist_libdir)/libnspr$(NSPR_VERSION).$(LIB_SUFFIX)
  LIBPLC = $(dist_libdir)/libplc$(NSPR_VERSION).$(LIB_SUFFIX)
  LIBGC= $(dist_libdir)/libmsgc$(GC_VERSION).$(LIB_SUFFIX)
endif

ifeq ($(OS_ARCH),OS2)
  LDOPTS += -Zomf -Zlinker /PM:VIO
endif

ifneq ($(OS_ARCH), WINNT)
PWD = $(shell pwd)
endif

ifeq ($(OS_ARCH), IRIX)
LDOPTS += -rpath $(PWD)/$(dist_libdir) -rdata_shared

# For 6.x machines, include this flag
ifeq ($(basename $(OS_RELEASE)),6)
ifeq ($(USE_N32),1)
LDOPTS += -n32
else
LDOPTS += -32
endif
endif

endif

ifeq ($(OS_ARCH), OSF1)
# I haven't figured out how to pass -rpath to cc on OSF1 V3.2, so
# we do static linking.
ifeq ($(OS_RELEASE), V3.2)
  LIBPR = $(dist_libdir)/libnspr$(NSPR_VERSION).a
  LIBPLC = $(dist_libdir)/libplc$(NSPR_VERSION).a
  LIBGC = $(dist_libdir)/libmsgc$(GC_VERSION).a
  EXTRA_LIBS = -lc_r
else
  LDOPTS += -rpath $(PWD)/$(dist_libdir)
endif
endif

ifeq ($(OS_ARCH), HP-UX)
LDOPTS += -z -Wl,+s,+b,$(PWD)/$(dist_libdir)
endif

# AIX
ifeq ($(OS_ARCH),AIX)
LDOPTS += -blibpath:$(PWD)/$(dist_libdir):/usr/lib:/lib
ifeq ($(OS_ARCH)$(OS_RELEASE),AIX4.1)
LIBPR = -lnspr$(NSPR_VERSION)_shr
LIBPLC = -lplc$(NSPR_VERSION)_shr
LIBGC = -lmsgc$(GC_VERSION)_shr
else
LDOPTS += -brtl
EXTRA_LIBS = -ldl
endif
endif

# Solaris
ifeq ($(OS_ARCH), SunOS)
ifneq ($(OS_RELEASE), 4.1.3_U1)
ifdef NS_USE_GCC
LDOPTS += -Xlinker -R -Xlinker $(PWD)/$(dist_libdir)
else
LDOPTS += -R $(PWD)/$(dist_libdir)
endif
endif

# SunOS 5.5 needs to link with -lpthread, even though we already
# linked with this system library when we built libnspr.so.
ifeq ($(OS_RELEASE), 5.5)
ifdef USE_PTHREADS
EXTRA_LIBS = -lpthread
endif
endif
endif # SunOS

ifeq ($(OS_ARCH),NEC)
EXTRA_LIBS = $(OS_LIBS)
# This hardcodes in the executable programs the directory to find
# libnspr.so etc. at program startup.  Equivalent to the -R or -rpath
# option for ld on other platforms.
export LD_RUN_PATH = $(PWD)/$(dist_libdir)
endif

ifeq ($(OS_ARCH), NCR)
# XXX: We see some strange problems when we link with libnspr.so.
# So for now we use static libraries on NCR.  The shared library
# stuff below is commented out.
LIBPR = $(dist_libdir)/libnspr$(NSPR_VERSION).a
LIBPLC = $(dist_libdir)/libplc$(NSPR_VERSION).a
LIBGC = $(dist_libdir)/libmsgc$(GC_VERSION).a
EXTRA_LIBS = -lsocket -lnsl -ldl

# NCR needs to link against -lsocket -lnsl (and -lc, which is linked
# implicitly by $(CC)) again even though we already linked with these
# system libraries when we built libnspr.so.
#EXTRA_LIBS = -lsocket -lnsl
# This hardcodes in the executable programs the directory to find
# libnspr.so etc. at program startup.  Equivalent to the -R or -rpath 
# option for ld on other platforms.
#export LD_RUN_PATH = $(PWD)/$(dist_libdir)
endif

ifeq ($(OS_ARCH), Linux)
ifeq ($(OS_RELEASE), 1.2)
EXTRA_LIBS = -ldl
endif
endif

ifeq ($(OS_ARCH), SCOOS)
# SCO Unix needs to link against -lsocket again even though we
# already linked with these system libraries when we built libnspr.so.
EXTRA_LIBS = -lsocket
# This hardcodes in the executable programs the directory to find
# libnspr.so etc. at program startup.  Equivalent to the -R or -rpath 
# option for ld on other platforms.
export LD_RUN_PATH = $(PWD)/$(dist_libdir)
endif

ifeq ($(OS_ARCH),SINIX)
EXTRA_LIBS = -lsocket -lnsl -lresolv -ldl
# This hardcodes in the executable programs the directory to find
# libnspr.so etc. at program startup.  Equivalent to the -R or -rpath
# option for ld on other platforms.
export LD_RUN_PATH = $(PWD)/$(dist_libdir)
endif

ifeq ($(OS_ARCH), UNIXWARE)
export LD_RUN_PATH = $(PWD)/$(dist_libdir)
endif

ifeq ($(OS_ARCH),BSD_OS)
EXTRA_LIBS = -ldl
endif

ifeq ($(OS_ARCH),DGUX)
EXTRA_LIBS = -lsocket -lnsl -ldl
endif

#####################################################
#
# The rules
#
#####################################################

include $(topsrcdir)/config/rules.mk

AIX_PRE_4_2 = 0
ifeq ($(OS_ARCH),AIX)
ifneq ($(OS_RELEASE),4.2)
ifneq ($(USE_PTHREADS), 1)
#AIX_PRE_4_2 = 1
endif
endif
endif

ifeq ($(AIX_PRE_4_2),1)

# AIX releases prior to 4.2 need a special two-step linking hack
# in order to both override the system select() and be able to 
# get at the original system select().
#
# We use a pattern rule in ns/nspr20/config/rules.mk to generate
# the .$(OBJ_SUFFIX) file from the .c source file, then do the
# two-step linking hack below.

$(OBJDIR)/%: $(OBJDIR)/%.$(OBJ_SUFFIX)
	@$(MAKE_OBJDIR)
	rm -f $@ $(AIX_TMP)
	$(CC) $(AIX_LINK_OPTS) -o $(AIX_TMP) $< $(dist_libdir)/libnspr$(NSPR_VERSION).a
	$(CC) -o $@ $(AIX_TMP) $(AIX_WRAP)
	rm -f $(AIX_TMP)

else

# All platforms that are not AIX pre-4.2.

$(OBJDIR)/%$(PROG_SUFFIX): $(OBJDIR)/%.$(OBJ_SUFFIX)
	@$(MAKE_OBJDIR)
ifeq ($(OS_ARCH), WINNT)
	link $(LDOPTS) $< $(LIBGC) $(LIBPLC) $(LIBPR) wsock32.lib -out:$@
else
ifeq ($(OS_ARCH),OS2)
	$(LINK) $(LDOPTS) $< $(LIBGC) $(LIBPLC) $(LIBPR) $(OS_LIBS) $(EXTRA_LIBS) -o $@
else
	$(CC) $(XCFLAGS) $< $(LDOPTS) $(LIBGC) $(LIBPLC) $(LIBPR) $(EXTRA_LIBS) -o $@
endif
endif
endif

export:: $(TARGETS)
clean::
	rm -f $(TARGETS)