1# 2# CDDL HEADER START 3# 4# The contents of this file are subject to the terms of the 5# Common Development and Distribution License, Version 1.0 only 6# (the "License"). You may not use this file except in compliance 7# with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22# 23# Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26# ident "%Z%%M% %I% %E% SMI" 27# 28 29# 30# The build process for libumem is sightly different from that used by other 31# libraries, because libumem must be built in two flavors - as a standalone 32# for use by kmdb and as a normal library. We use $(CURTYPE) to indicate the 33# current flavor being built. 34# 35 36LIBRARY = libumem.a 37STANDLIBRARY = libstandumem.so 38VERS = .1 39 40# By default, we build the shared library. Construction of the standalone 41# is specifically requested by architecture-specific Makefiles. 42TYPES = library 43CURTYPE = library 44 45# This would be much prettier if a) Makefile.lib didn't reqire both $(SRCS) and 46# $(OBJECTS) to be set or b) make gave us a nice way to do basename in pattern 47# replacement definitions. 48 49# Files specific to the library version of libumem 50OBJECTS_library = \ 51 init_lib.o \ 52 umem_agent_support.o \ 53 umem_fail.o \ 54 umem_fork.o \ 55 umem_update_thread.o \ 56 vmem_mmap.o \ 57 vmem_sbrk.o 58 59SRCS_library = $(OBJECTS_library:%.o=../common/%.c) 60 61# Files specific to the standalone version of libumem 62OBJECTS_standalone = \ 63 init_stand.o \ 64 stub_stand.o \ 65 vmem_stand.o 66 67SRCS_standalone = $(OBJECTS_standalone:%.o=../common/%.c) 68 69# Architecture-dependent files common to both versions of libumem 70OBJECTS_common_isadep = \ 71 asm_subr.o 72 73SRCS_common_isadep = \ 74 $(ISASRCDIR)/asm_subr.s 75 76# Architecture-independent files common to both versions of libumem 77OBJECTS_common_common = \ 78 envvar.o \ 79 getpcstack.o \ 80 malloc.o \ 81 misc.o \ 82 vmem_base.o \ 83 umem.o \ 84 vmem.o 85 86SRCS_common_common = $(OBJECTS_common_common:%.o=../common/%.c) 87 88OBJECTS = \ 89 $(OBJECTS_$(CURTYPE)) \ 90 $(OBJECTS_common_isadep) \ 91 $(OBJECTS_common_common) 92 93include ../../Makefile.lib 94include ../../Makefile.rootfs 95 96SRCS = \ 97 $(SRCS_$(CURTYPE)) \ 98 $(SRCS_common_isadep) \ 99 $(SRCS_common_common) 100 101SRCDIR = ../common 102 103# 104# Used to verify that the standalone doesn't have any unexpected external 105# dependencies. 106# 107LINKTEST_OBJ = objs/linktest_stand.o 108 109CLOBBERFILES_standalone = $(LINKTEST_OBJ) 110CLOBBERFILES += $(CLOBBERFILES_$(CURTYPE)) 111 112LIBS_standalone = $(STANDLIBRARY) 113LIBS_library = $(DYNLIB) $(LINTLIB) 114LIBS = $(LIBS_$(CURTYPE)) 115 116MAPFILE_SUPPLEMENTAL_standalone = ../common/stand_mapfile 117MAPFILE_SUPPLEMENTAL = $(MAPFILE_SUPPLEMENTAL_$(CURTYPE)) 118 119MAPDIR = ../spec/$(TRANSMACH) 120SPECMAPFILE = $(MAPDIR)/mapfile 121 122LDLIBS += -lc 123 124LDFLAGS_standalone = -znoversion -Breduce -M $(SPECMAPFILE) \ 125 -M $(MAPFILE_SUPPLEMENTAL) -dy -r 126LDFLAGS = $(LDFLAGS_$(CURTYPE)) 127 128ASFLAGS_standalone = -DUMEM_STANDALONE 129ASFLAGS_library = 130ASFLAGS += -P $(ASFLAGS_$(CURTYPE)) -D_ASM 131 132$(LINTLIB) := SRCS = ../common/$(LINTSRC) 133 134# We want the thread-specific errno in the library, but we don't want it in 135# the standalone. $(DTS_ERRNO) is designed to add -D_TS_ERRNO to $(CPPFLAGS), 136# in order to enable this feature. Conveniently, -D_REENTRANT does the same 137# thing. As such, we null out $(DTS_ERRNO) to ensure that the standalone 138# doesn't get it. 139DTS_ERRNO= 140 141# We need to rename some standard functions so we can easily implement them 142# in consumers. 143STAND_RENAMED_FUNCS= \ 144 _atomic_add_64 \ 145 _atomic_add_32_nv \ 146 snprintf \ 147 vsnprintf 148 149CPPFLAGS_standalone = -DUMEM_STANDALONE $(STAND_RENAMED_FUNCS:%=-D%=umem_%) 150CPPFLAGS_library = -D_REENTRANT 151CPPFLAGS += -I../common -I../../common/inc $(CPPFLAGS_$(CURTYPE)) 152 153CFLAGS_standalone = $(STAND_FLAGS_32) 154CFLAGS_common = 155CFLAGS += $(CFLAGS_$(CURTYPE)) $(CFLAGS_common) 156 157CFLAGS64_standalone = $(STAND_FLAGS_64) 158CFLAGS64 += $(CCVERBOSE) $(CFLAGS64_$(CURTYPE)) $(CFLAGS64_common) 159 160INSTALL_DEPS_library = $(ROOTLINKS) $(ROOTLINT) $(ROOTLIBS) 161 162# 163# turn off ptr-cast warnings, since we do them all the time 164# 165LINTFLAGS += -erroff=E_BAD_PTR_CAST_ALIGN 166LINTFLAGS64 += -erroff=E_BAD_PTR_CAST_ALIGN 167 168DYNFLAGS += $(ZINTERPOSE) 169 170.KEEP_STATE: 171