10080 smatch Makefile changes for usr/src/cmd
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 2009 Sun Microsystems, Inc. All rights reserved. 23 # Use is subject to license terms. 24 # 25 # Copyright (c) 2013 by Delphix. All rights reserved. 26 # Copyright (c) 2018, Joyent, Inc. 27 # 28 29 .KEEP_STATE: 30 .SUFFIXES: 31 32 include $(SRC)/cmd/mdb/Makefile.tools 33 34 # 35 # Make sure we're getting a consistent execution environment for the 36 # embedded scripts. 37 # 38 SHELL= /usr/bin/ksh93 39 40 $(KMOD_SOURCES_DIFFERENT)KMODSRCS = $(MODSRCS) 41 $(KMOD_SOURCES_DIFFERENT)KMODASMSRCS = $(MODASMSRCS) 42 43 MODOBJS = $(MODSRCS:%.c=dmod/%.o) $(MODASMSRCS:%.s=dmod/%.o) 44 KMODOBJS = $(KMODSRCS:%.c=kmod/%.o) $(KMODASMSRCS:%.s=kmod/%.o) 45 46 MODNAME_cmd = if [ -n "$(MODULE_NAME)" ]; then print $(MODULE_NAME); else print $(MODULE)| sed -e 's:\.so$$::'; fi 47 MODNAME = $(MODNAME_cmd:sh) 48 KMODULE = $(MODNAME) 49 50 MODFILE = dmod/$(MODULE) 51 KMODFILE = kmod/$(KMODULE) 52 53 # 54 # The mess below is designed to pick the right set of objects to build and/or 55 # lint. We have three flavors: 56 # 57 # 1. proc and raw modules. Only $(MODOBJS) are built. 58 # 2. kvm modules for systems without kmdb. Only $(MODOBJS) are built. 59 # 3. kvm modules for systems with kmdb. $(MODOBJS) and $(KMODOBJS) are built. 60 # 61 # Complicating matters, we'd like to make the distinction between 2 and 3 before 62 # this Makefile is loaded. By default, we'll assume that all kvm modules should 63 # be built for kmdb. If, however, the user sets $(MODULE_BUILD_TYPE) to `mdb', 64 # the kmdb variant of the module won't be built. 65 # 66 67 # Which flavors are to be built? 68 TARGETS_kvm_type_ = both # Build both if $(MODULE_BUILD_TYPE) is unset 69 TARGETS_kvm_type_kmdb = both 70 TARGETS_kvm_type_mdb = mdb 71 TARGETS_kvm_type = $(TARGETS_kvm_type_$(MODULE_BUILD_TYPE)) 72 73 # What should we build? 74 TARGETS_kvm_kmdb = $(KMODFILE) 75 TARGETS_kvm_mdb = $(MODFILE) 76 TARGETS_kvm_both = $(TARGETS_kvm_mdb) $(TARGETS_kvm_kmdb) 77 TARGETS_kvm = $(TARGETS_kvm_$(TARGETS_kvm_type)) 78 TARGETS_proc = $(MODFILE) 79 TARGETS_raw = $(MODFILE) 80 TARGETS = $(TARGETS_$(MDBTGT)) 81 82 # Where should we install that which we've built? 83 ROOTTGTS_kvm_type = $(TARGETS_kvm_type) # overridden by mdb_ks 84 ROOTTGTS_kvm_kmdb = $(ROOTKMOD)/$(KMODULE) 85 ROOTTGTS_kvm_mdb = $(ROOTMOD)/$(MODULE) 86 ROOTTGTS_kvm_both = $(ROOTTGTS_kvm_mdb) $(ROOTTGTS_kvm_kmdb) 87 ROOTTGTS_kvm = $(ROOTTGTS_kvm_$(ROOTTGTS_kvm_type)) 88 ROOTTGTS_proc = $(ROOTMOD)/$(MODULE) 89 ROOTTGTS_raw = $(ROOTMOD)/$(MODULE) 90 ROOTTGTS = $(ROOTTGTS_$(MDBTGT)) 91 92 # What should we lint? 93 KLINTOBJS = $(KMODOBJS:%.o=%.ln) 94 LINTOBJS = $(MODOBJS:%.o=%.ln) 95 96 LINTFILES_kvm_type = $(TARGETS_kvm_type) 97 LINTFILES_kvm_both = $(KLINTOBJS) $(LINTOBJS) 98 LINTFILES_kvm_mdb = $(LINTOBJS) 99 LINTFILES_kvm = $(LINTFILES_kvm_$(LINTFILES_kvm_type)) 100 LINTFILES_proc = $(LINTOBJS) 101 LINTFILES_raw = $(LINTOBJS) 102 LINTFILES = $(LINTFILES_$(MDBTGT)) 103 104 # 105 # Python specific flags. To try and make life easier for folks how are 106 # building with an LFS python, we attempt to use -isystem when it's 107 # available. 108 # 109 PYCPPFLAGS = -_gcc=-isystem -_gcc=$(ADJUNCT_PROTO)/usr/include/python$(PYTHON_VERSION) 110 PYCPPFLAGS += -_cc=-I$(ADJUNCT_PROTO)/usr/include/python$(PYTHON_VERSION) 111 PYLNFLAGS = -I$(ADJUNCT_PROTO)/usr/include/python$(PYTHON_VERSION) 112 113 kvm_TGTFLAGS = -D_KERNEL 114 proc_TGTFLAGS = -D_USER 115 116 CSTD = $(CSTD_GNU99) 117 118 CFLAGS += $(CCVERBOSE) 119 CFLAGS64 += $(CCVERBOSE) 120 CPPFLAGS += $($(MDBTGT)_TGTFLAGS) -I../../../common 121 LDFLAGS += $(ZTEXT) 122 LDFLAGS64 += $(ZTEXT) 123 ASFLAGS += -P 124 AS_CPPFLAGS += -D_ASM 125 126 SMOFF += all_func_returns,index_overflow 127 128 # Module type-specific compiler flags 129 $(MODOBJS) := CFLAGS += $(C_BIGPICFLAGS) $(XREGSFLAG) 130 $(MODOBJS) := CFLAGS64 += $(C_BIGPICFLAGS) $(XREGSFLAG) 131 $(KMODOBJS) $(KLINTOBJS) := CPPFLAGS += -D_KMDB 132 $(KMODOBJS) := V9CODESIZE = $(CCABS32) 133 $(KMODOBJS) := DTS_ERRNO = 134 135 # Modules aren't allowed to export symbols 136 MAPFILE = $(SRC)/cmd/mdb/common/modules/conf/mapfile 137 138 # Modules typically make external references. To provide for -zdefs use 139 # and clean ldd(1) processing, explicitly define all external references. 140 MAPFILE-EXT = $(SRC)/cmd/mdb/common/modules/conf/mapfile-extern 141 142 # 143 # kmdb is a kernel module, so we'll use the kernel's build flags. 144 $(KMODOBJS) := CFLAGS64 += $(STAND_FLAGS_64) 145 146 # 147 # Override this to pull source files from another directory 148 # 149 MODSRCS_DIR = ../../../common/modules/genunix 150 151 all: $$(TARGETS) 152 153 install: all $$(ROOTTGTS) 154 155 dmods: install 156 157 clean.lint: 158 $(RM) $(LINTFILES) $(MODSRCS:.c=.ln) 159 160 clean: 161 $(RM) $(MODOBJS) $(KMODOBJS) $(CLEANFILES) 162 163 clobber: clean clean.lint 164 $(RM) $(MODFILE) $(KMODFILE) $(CLOBBERFILES) 165 166 lint: $$(LINTFILES) 167 168 .NO_PARALLEL: 169 .PARALLEL: $(MODOBJS) $(KMODOBJS) mdb_tgt kmdb_tgt dmod kmod \ 170 $(TARGETS) $(LINTFILES) 171 172 $(MODFILE): dmod .WAIT $(MODOBJS) $$(MAPFILE-EXT) 173 $(LINK.c) $(ZDEFS) $(ZIGNORE) $(MAPFILE-EXT:%=-M%) $(GSHARED) \ 174 $(MODOBJS) -o $@ $(LDLIBS) -lc 175 $(CTFMERGE) -L VERSION -o $@ $(MODOBJS) 176 $(POST_PROCESS_SO) 177 178 # 179 # kmdb dmods must *not* stray from the module API. To ensure that they don't, 180 # we try to link them, at build time, against an object that exports the symbols 181 # that they can legally use. The link test object is, however, only built when 182 # kmdb itself is built. Requiring module developers to build kmdb first would 183 # be painful, so by default, module-level builds don't do the link test (the 184 # $(POUND_SIGN) assignment below takes care of that). Builds of the entire 185 # tree can, however, guarantee the construction of kmdb first, and as such can 186 # override the setting of $(KMDB_LINKTEST_ENABLE). This override causes the 187 # link test to be run. 188 # 189 # Developers wanting to force a link test for a single module can use the 190 # `linktest' target from within a module directory. 191 # 192 LINKTESTOBJ = $(KMDBDIR)/kmdb_modlinktest.o 193 194 KMDB_LINKTEST = \ 195 $(LD) $(ZDEFS) -dy -r -o $@.linktest $(KMODOBJS) \ 196 $(STANDOBJS) $(LINKTESTOBJ) && \ 197 $(RM) $@.linktest 198 199 KMDB_LINKTEST_ENABLE=$(POUND_SIGN) 200 $(KMDB_LINKTEST_ENABLE)KMDB_LINKTEST_CMD = $(KMDB_LINKTEST) 201 202 # 203 # Ensure that dmods don't use floating point 204 # 205 KMDB_FPTEST_CMD = $(KMDB_FPTEST) 206 207 $(KMODFILE): kmod .WAIT $(KMODOBJS) $(MAPFILE) 208 $(LD) -dy -r $(MAPFILE:%=-M%) -Nmisc/kmdbmod -o $@ $(KMODOBJS) \ 209 $(STANDOBJS) 210 $(KMDB_LINKTEST_CMD) 211 $(KMDB_FPTEST_CMD) 212 $(CTFMERGE) -f -L VERSION -o $@ $(KMODOBJS) 213 $(POST_PROCESS) 214 $(SETDYNFLAG) -f DF_1_NOKSYMS $@ 215 216 linktest: linktest_check .WAIT kmod .WAIT $(KMODOBJS) 217 $(KMDB_LINKTEST) 218 219 linktest_check: 220 @if [ "$(MDBTGT)" != "kvm" ] ; then \ 221 echo "ERROR: linktest is not supported non-kvm/disasm dmods" \ 222 >&2 ; \ 223 exit 1 ; \ 224 fi 225 226 # 227 # Dynamic rules for object construction 228 # 229 dmod/%.o kmod/%.o: %.c 230 $(COMPILE.c) -o $@ $< 231 $(CTFCONVERT_O) 232 233 dmod/%.o kmod%.o: %.s 234 $(COMPILE.s) -o $@ $< 235 $(CTFCONVERT_O) 236 237 dmod/%.o kmod/%.o: ../%.c 238 $(COMPILE.c) -o $@ $< 239 $(CTFCONVERT_O) 240 241 dmod/%.o kmod%.o: ../%.s 242 $(COMPILE.s) -o $@ $< 243 $(CTFCONVERT_O) 244 245 dmod/%.o kmod/%.o: ../../../common/modules/$(MODNAME)/%.c 246 $(COMPILE.c) -o $@ $< 247 $(CTFCONVERT_O) 248 249 dmod/%.o kmod%.o: ../../../common/modules/$(MODNAME)/%.s 250 $(COMPILE.s) -o $@ $< 251 $(CTFCONVERT_O) 252 253 dmod/%.o kmod/%.o: $$(MODSRCS_DIR)/%.c 254 $(COMPILE.c) -o $@ $< 255 $(CTFCONVERT_O) 256 257 dmod/%.o kmod%.o: $$(MODSRCS_DIR)/%.s 258 $(COMPILE.s) -o $@ $< 259 $(CTFCONVERT_O) 260 261 # 262 # Lint 263 # 264 dmod/%.ln kmod/%.ln: %.c 265 $(LINT.c) -dirout=$(@D) -c $< 266 267 dmod/%.ln kmod/%.ln: %.s 268 $(LINT.s) -dirout=$(@D) -c $< 269 270 dmod/%.ln kmod/%.ln: ../%.c 271 $(LINT.c) -dirout=$(@D) -c $< 272 273 dmod/%.ln kmod/%.ln: ../%.s 274 $(LINT.s) -dirout=$(@D) -c $< 275 276 dmod/%.ln kmod/%.ln: ../../../common/modules/$(MODNAME)/%.c 277 $(LINT.c) -dirout=$(@D) -c $< 278 279 dmod/%.ln kmod/%.ln: ../../../common/modules/$(MODNAME)/%.s 280 $(LINT.s) -dirout=$(@D) -c $< 281 282 dmod/%.ln kmod/%.ln: $$(MODSRCS_DIR)/%.c 283 $(LINT.c) -dirout=$(@D) -c $< 284 285 dmod/%.ln kmod/%.ln: $$(MODSRCS_DIR)/%.s 286 $(LINT.s) -dirout=$(@D) -c $< 287 288 # 289 # Installation targets 290 # 291 292 $(ROOT)/usr/lib/mdb/$(MDBTGT): $(ROOT)/usr/lib/mdb 293 $(INS.dir) 294 295 $(ROOT)/usr/lib/mdb: 296 $(INS.dir) 297 298 $(ROOT)/kernel/kmdb: 299 $(INS.dir) 300 301 $(ROOTMOD)/$(MODULE): $(ROOTMOD) 302 303 $(ROOTKMOD)/$(KMODULE): $(ROOTKMOD) 304 305 kmod dmod: 306 -@mkdir -p $@ --- EOF ---