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 (the "License"). 6# You may not use this file except in compliance with the License. 7# 8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9# or http://www.opensolaris.org/os/licensing. 10# See the License for the specific language governing permissions 11# and limitations under the License. 12# 13# When distributing Covered Code, include this CDDL HEADER in each 14# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15# If applicable, add the following below this CDDL HEADER, with the 16# fields enclosed by brackets "[]" replaced with your own identifying 17# information: Portions Copyright [yyyy] [name of copyright owner] 18# 19# CDDL HEADER END 20# 21# 22# Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23# Use is subject to license terms. 24# 25# Copyright (c) 2012, Joyent, Inc. All rights reserved. 26# 27 28# 29# The build process for libumem is sightly different from that used by other 30# libraries, because libumem must be built in two flavors - as a standalone 31# for use by kmdb and as a normal library. We use $(CURTYPE) to indicate the 32# current flavor being built. 33# 34 35LIBRARY = libumem.a 36STANDLIBRARY = libstandumem.so 37VERS = .1 38 39# By default, we build the shared library. Construction of the standalone 40# is specifically requested by architecture-specific Makefiles. 41TYPES = library 42CURTYPE = library 43 44# This would be much prettier if a) Makefile.lib didn't reqire both $(SRCS) and 45# $(OBJECTS) to be set or b) make gave us a nice way to do basename in pattern 46# replacement definitions. 47 48# Files specific to the library version of libumem 49OBJECTS_library = \ 50 init_lib.o \ 51 umem_agent_support.o \ 52 umem_fail.o \ 53 umem_fork.o \ 54 umem_update_thread.o \ 55 vmem_mmap.o \ 56 vmem_sbrk.o 57 58SRCS_library = $(OBJECTS_library:%.o=../common/%.c) 59 60# Files specific to the standalone version of libumem 61OBJECTS_standalone = \ 62 init_stand.o \ 63 stub_stand.o \ 64 vmem_stand.o 65 66SRCS_standalone = $(OBJECTS_standalone:%.o=../common/%.c) 67 68# Architecture-dependent files common to both versions of libumem 69OBJECTS_common_isadep = \ 70 asm_subr.o \ 71 umem_genasm.o 72 73SRCS_common_isadep = \ 74 $(ISASRCDIR)/asm_subr.s \ 75 $(ISASRCDIR)/umem_genasm.c 76 77# Architecture-independent files common to both versions of libumem 78OBJECTS_common_common = \ 79 envvar.o \ 80 getpcstack.o \ 81 malloc.o \ 82 misc.o \ 83 vmem_base.o \ 84 umem.o \ 85 vmem.o 86 87SRCS_common_common = $(OBJECTS_common_common:%.o=../common/%.c) 88 89OBJECTS = \ 90 $(OBJECTS_$(CURTYPE)) \ 91 $(OBJECTS_common_isadep) \ 92 $(OBJECTS_common_common) 93 94include ../../Makefile.lib 95include ../../Makefile.rootfs 96 97SRCS = \ 98 $(SRCS_$(CURTYPE)) \ 99 $(SRCS_common_isadep) \ 100 $(SRCS_common_common) 101 102SRCDIR = ../common 103 104# 105# Used to verify that the standalone doesn't have any unexpected external 106# dependencies. 107# 108LINKTEST_OBJ = objs/linktest_stand.o 109 110CLOBBERFILES_standalone = $(LINKTEST_OBJ) 111CLOBBERFILES += $(CLOBBERFILES_$(CURTYPE)) 112 113LIBS_standalone = $(STANDLIBRARY) 114LIBS_library = $(DYNLIB) $(LINTLIB) 115LIBS = $(LIBS_$(CURTYPE)) 116 117MAPFILE_SUPPLEMENTAL_standalone = ../common/stand_mapfile 118MAPFILE_SUPPLEMENTAL = $(MAPFILE_SUPPLEMENTAL_$(CURTYPE)) 119 120LDLIBS += -lc 121 122LDFLAGS_standalone = $(ZNOVERSION) $(BREDUCE) -M../common/mapfile-vers \ 123 -M$(MAPFILE_SUPPLEMENTAL) -dy -r 124LDFLAGS = $(LDFLAGS_$(CURTYPE)) 125 126ASFLAGS_standalone = -DUMEM_STANDALONE 127ASFLAGS_library = 128ASFLAGS += -P $(ASFLAGS_$(CURTYPE)) -D_ASM 129 130CERRWARN += -_gcc=-Wno-switch 131CERRWARN += -_gcc=-Wno-uninitialized 132 133$(LINTLIB) := SRCS = ../common/$(LINTSRC) 134 135# We want the thread-specific errno in the library, but we don't want it in 136# the standalone. $(DTS_ERRNO) is designed to add -D_TS_ERRNO to $(CPPFLAGS), 137# in order to enable this feature. Conveniently, -D_REENTRANT does the same 138# thing. As such, we null out $(DTS_ERRNO) to ensure that the standalone 139# doesn't get it. 140DTS_ERRNO= 141 142# We need to rename some standard functions so we can easily implement them 143# in consumers. 144STAND_RENAMED_FUNCS= \ 145 atomic_add_64 \ 146 atomic_add_32_nv \ 147 atomic_swap_64 \ 148 snprintf \ 149 vsnprintf 150 151CPPFLAGS_standalone = -DUMEM_STANDALONE $(STAND_RENAMED_FUNCS:%=-D%=umem_%) 152CPPFLAGS_library = -D_REENTRANT 153CPPFLAGS += -I../common -I../../common/inc $(CPPFLAGS_$(CURTYPE)) 154 155CFLAGS_standalone = $(STAND_FLAGS_32) 156CFLAGS_common = 157CFLAGS += $(CFLAGS_$(CURTYPE)) $(CFLAGS_common) 158 159CFLAGS64_standalone = $(STAND_FLAGS_64) 160CFLAGS64 += $(CCVERBOSE) $(CFLAGS64_$(CURTYPE)) $(CFLAGS64_common) 161 162INSTALL_DEPS_library = $(ROOTLINKS) $(ROOTLINT) $(ROOTLIBS) 163 164# 165# turn off ptr-cast warnings, since we do them all the time 166# 167LINTFLAGS += -erroff=E_BAD_PTR_CAST_ALIGN 168LINTFLAGS64 += -erroff=E_BAD_PTR_CAST_ALIGN 169 170DYNFLAGS += $(ZINTERPOSE) 171 172.KEEP_STATE: 173