elf/Makefile

   1 # Copyright (C) 1995-2019 Free Software Foundation, Inc.
   2 # This file is part of the GNU C Library.
   3
   4 # The GNU C Library is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU Lesser General Public
   6 # License as published by the Free Software Foundation; either
   7 # version 2.1 of the License, or (at your option) any later version.
   8
   9 # The GNU C Library is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # Lesser General Public License for more details.
  13
  14 # You should have received a copy of the GNU Lesser General Public
  15 # License along with the GNU C Library; if not, see
  16 # <http://www.gnu.org/licenses/>.
  17
  18 # Makefile for elf subdirectory of GNU C Library.
  19
  20 subdir          := elf
  21
  22 include ../Makeconfig
  23
  24 headers         = elf.h bits/elfclass.h link.h bits/link.h
  25 routines        = $(all-dl-routines) dl-support dl-iteratephdr \
  26                   dl-addr dl-addr-obj enbl-secure dl-profstub \
  27                   dl-origin dl-libc dl-sym dl-sysdep dl-error \
  28                   dl-reloc-static-pie
  29
  30 # The core dynamic linking functions are in libc for the static and
  31 # profiled libraries.
  32 dl-routines     = $(addprefix dl-,load lookup object reloc deps hwcaps \
  33                                   runtime init fini debug misc \
  34                                   version profile tls origin scope \
  35                                   execstack open close trampoline \
  36                                   exception sort-maps)
  37 ifeq (yes,$(use-ldconfig))
  38 dl-routines += dl-cache
  39 endif
  40
  41 ifneq (no,$(have-tunables))
  42 dl-routines += dl-tunables
  43 tunables-type = $(addprefix TUNABLES_FRONTEND_,$(have-tunables))
  44 CPPFLAGS-dl-tunables.c += -DTUNABLES_FRONTEND=$(tunables-type)
  45
  46 # Make sure that the compiler does not insert any library calls in tunables
  47 # code paths.
  48 ifeq (yes,$(have-loop-to-function))
  49 CFLAGS-dl-tunables.c += -fno-tree-loop-distribute-patterns
  50 endif
  51 endif
  52
  53 all-dl-routines = $(dl-routines) $(sysdep-dl-routines)
  54 # But they are absent from the shared libc, because that code is in ld.so.
  55 elide-routines.os = $(all-dl-routines) dl-support enbl-secure dl-origin \
  56                     dl-sysdep dl-exception dl-reloc-static-pie
  57
  58 # ld.so uses those routines, plus some special stuff for being the program
  59 # interpreter and operating independent of libc.
  60 rtld-routines   = rtld $(all-dl-routines) dl-sysdep dl-environ dl-minimal \
  61   dl-error-minimal dl-conflict
  62 all-rtld-routines = $(rtld-routines) $(sysdep-rtld-routines)
  63
  64 CFLAGS-dl-runtime.c += -fexceptions -fasynchronous-unwind-tables
  65 CFLAGS-dl-lookup.c += -fexceptions -fasynchronous-unwind-tables
  66 CFLAGS-dl-iterate-phdr.c += $(uses-callbacks)
  67
  68 # Compile rtld itself without stack protection.
  69 # Also compile all routines in the static library that are elided from
  70 # the shared libc because they are in libc.a in the same way.
  71
  72 define elide-stack-protector
  73 $(if $(filter $(@F),$(patsubst %,%$(1),$(2))), $(no-stack-protector))
  74 endef
  75
  76 CFLAGS-.o += $(call elide-stack-protector,.o,$(elide-routines.os))
  77 CFLAGS-.op += $(call elide-stack-protector,.op,$(elide-routines.os))
  78 CFLAGS-.os += $(call elide-stack-protector,.os,$(all-rtld-routines))
  79
  80 ifeq ($(unwind-find-fde),yes)
  81 routines += unwind-dw2-fde-glibc
  82 shared-only-routines += unwind-dw2-fde-glibc
  83 endif
  84
  85 before-compile  += $(objpfx)trusted-dirs.h
  86 generated       += trusted-dirs.h trusted-dirs.st for-renamed/renamed.so
  87 generated-dirs  += for-renamed
  88
  89 ifeq ($(build-shared),yes)
  90 ld-map          = $(common-objpfx)ld.map
  91 endif
  92
  93 ifeq (yes,$(build-shared))
  94 extra-objs      = $(all-rtld-routines:%=%.os) soinit.os sofini.os interp.os
  95 generated       += librtld.os dl-allobjs.os ld.so ldd
  96 install-others  = $(inst_rtlddir)/$(rtld-installed-name)
  97 install-bin-script = ldd
  98 endif
  99
 100 others          = sprof sln
 101 install-bin     = sprof
 102 others-static   = sln
 103 install-rootsbin = sln
 104 sln-modules     := static-stubs
 105 extra-objs      += $(sln-modules:=.o)
 106
 107 ifeq (yes,$(use-ldconfig))
 108 ifeq (yes,$(build-shared))
 109 others-static   += ldconfig
 110 others          += ldconfig
 111 install-rootsbin += ldconfig
 112
 113 ldconfig-modules := cache readlib xmalloc xstrdup chroot_canon static-stubs
 114 extra-objs      += $(ldconfig-modules:=.o)
 115 others-extras   = $(ldconfig-modules)
 116 endif
 117 endif
 118
 119 # To find xmalloc.c and xstrdup.c
 120 vpath %.c ../locale/programs
 121
 122 ifeq ($(build-shared),yes)
 123 extra-objs += sotruss-lib.os sotruss-lib.so
 124 install-others += $(inst_auditdir)/sotruss-lib.so
 125 install-bin-script += sotruss
 126 generated += sotruss
 127 libof-sotruss-lib = extramodules
 128 $(objpfx)sotruss-lib.so: $(objpfx)sotruss-lib.os
 129         $(build-module-asneeded)
 130 $(objpfx)sotruss-lib.so: $(common-objpfx)libc.so $(objpfx)ld.so \
 131         $(common-objpfx)libc_nonshared.a
 132
 133 $(objpfx)sotruss: sotruss.sh $(common-objpfx)config.make
 134         sed -e 's%@BASH@%$(BASH)%g' \
 135             -e 's%@VERSION@%$(version)%g' \
 136             -e 's%@TEXTDOMAINDIR@%$(localedir)%g' \
 137             -e 's%@PREFIX@%$(prefix)%g' \
 138             -e 's|@PKGVERSION@|$(PKGVERSION)|g' \
 139             -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|g' \
 140             < $< > $@.new
 141         chmod 555 $@.new
 142         mv -f $@.new $@
 143 $(inst_auditdir)/sotruss-lib.so: $(objpfx)sotruss-lib.so $(+force)
 144         $(do-install-program)
 145 endif
 146
 147 tests-static-normal := tst-leaks1-static tst-array1-static tst-array5-static \
 148                tst-dl-iter-static \
 149                tst-tlsalign-static tst-tlsalign-extern-static \
 150                tst-linkall-static tst-env-setuid tst-env-setuid-tunables
 151 tests-static-internal := tst-tls1-static tst-tls2-static \
 152                tst-ptrguard1-static tst-stackguard1-static \
 153                tst-tls1-static-non-pie tst-libc_dlvsym-static
 154
 155 CRT-tst-tls1-static-non-pie := $(csu-objpfx)crt1.o
 156 tst-tls1-static-non-pie-no-pie = yes
 157
 158 tests := tst-tls9 tst-leaks1 \
 159         tst-array1 tst-array2 tst-array3 tst-array4 tst-array5 \
 160         tst-auxv
 161 tests-internal := tst-tls1 tst-tls2 $(tests-static-internal)
 162 tests-static := $(tests-static-normal) $(tests-static-internal)
 163
 164 ifeq (yes,$(build-shared))
 165 tests-static += tst-tls9-static
 166 tst-tls9-static-ENV = \
 167        LD_LIBRARY_PATH=$(objpfx):$(common-objpfx):$(common-objpfx)dlfcn
 168
 169 tests += restest1 preloadtest loadfail multiload origtest resolvfail \
 170          constload1 order noload filter \
 171          reldep reldep2 reldep3 reldep4 nodelete nodelete2 \
 172          nodlopen nodlopen2 lateglobal initfirst global \
 173          restest2 next dblload dblunload reldep5 reldep6 reldep7 reldep8 \
 174          tst-tls4 tst-tls5 \
 175          tst-tls10 tst-tls11 tst-tls12 tst-tls13 tst-tls14 tst-tls15 \
 176          tst-tls16 tst-tls17 tst-tls18 tst-tls19 tst-tls-dlinfo \
 177          tst-align tst-align2 \
 178          tst-dlmodcount tst-dlopenrpath tst-deep1 \
 179          tst-dlmopen1 tst-dlmopen3 \
 180          unload3 unload4 unload5 unload6 unload7 unload8 tst-global1 order2 \
 181          tst-audit1 tst-audit2 tst-audit8 tst-audit9 \
 182          tst-addr1 tst-thrlock \
 183          tst-unique1 tst-unique2 $(if $(CXX),tst-unique3 tst-unique4 \
 184          tst-nodelete) \
 185          tst-initorder tst-initorder2 tst-relsort1 tst-null-argv \
 186          tst-tlsalign tst-tlsalign-extern tst-nodelete-opened \
 187          tst-nodelete2 tst-audit11 tst-audit12 tst-dlsym-error tst-noload \
 188          tst-latepthread tst-tls-manydynamic tst-nodelete-dlclose \
 189          tst-debug1 tst-main1 tst-absolute-sym tst-absolute-zero tst-big-note \
 190          tst-unwind-ctor tst-unwind-main tst-audit13
 191 #        reldep9
 192 tests-internal += loadtest unload unload2 circleload1 \
 193          neededtest neededtest2 neededtest3 neededtest4 \
 194          tst-tls3 tst-tls6 tst-tls7 tst-tls8 tst-dlmopen2 \
 195          tst-ptrguard1 tst-stackguard1 tst-libc_dlvsym \
 196          tst-create_format1
 197 ifeq ($(build-hardcoded-path-in-tests),yes)
 198 tests += tst-dlopen-aout
 199 tst-dlopen-aout-no-pie = yes
 200 endif
 201 test-srcs = tst-pathopt
 202 selinux-enabled := $(shell cat /selinux/enforce 2> /dev/null)
 203 ifneq ($(selinux-enabled),1)
 204 tests-execstack-yes = tst-execstack tst-execstack-needed tst-execstack-prog
 205 endif
 206 endif
 207 tests += $(tests-execstack-$(have-z-execstack))
 208 ifeq ($(run-built-tests),yes)
 209 tests-special += $(objpfx)tst-leaks1-mem.out \
 210                  $(objpfx)tst-leaks1-static-mem.out $(objpfx)noload-mem.out \
 211                  $(objpfx)tst-ldconfig-X.out
 212 endif
 213 tlsmod17a-suffixes = 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
 214 tlsmod18a-suffixes = 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
 215 tlsmod17a-modules = $(addprefix tst-tlsmod17a, $(tlsmod17a-suffixes))
 216 tlsmod18a-modules = $(addprefix tst-tlsmod18a, $(tlsmod17a-suffixes))
 217 one-hundred = $(foreach x,0 1 2 3 4 5 6 7 8 9, \
 218   0$x 1$x 2$x 3$x 4$x 5$x 6$x 7$x 8$x 9$x)
 219 tst-tls-many-dynamic-modules := \
 220   $(foreach n,$(one-hundred),tst-tls-manydynamic$(n)mod)
 221 extra-test-objs += $(tlsmod17a-modules:=.os) $(tlsmod18a-modules:=.os) \
 222                    tst-tlsalign-vars.o
 223 test-extras += tst-tlsmod17a tst-tlsmod18a tst-tlsalign-vars
 224 modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \
 225                 testobj1_1 failobj constload2 constload3 unloadmod \
 226                 dep1 dep2 dep3 dep4 vismod1 vismod2 vismod3 \
 227                 nodelmod1 nodelmod2 nodelmod3 nodelmod4 \
 228                 nodel2mod1 nodel2mod2 nodel2mod3 \
 229                 nodlopenmod nodlopenmod2 filtmod1 filtmod2 \
 230                 reldepmod1 reldepmod2 reldepmod3 reldepmod4 nextmod1 nextmod2 \
 231                 reldep4mod1 reldep4mod2 reldep4mod3 reldep4mod4 \
 232                 neededobj1 neededobj2 neededobj3 neededobj4 \
 233                 neededobj5 neededobj6 firstobj globalmod1 \
 234                 unload2mod unload2dep ltglobmod1 ltglobmod2 pathoptobj \
 235                 dblloadmod1 dblloadmod2 dblloadmod3 reldepmod5 reldepmod6 \
 236                 reldep6mod0 reldep6mod1 reldep6mod2 reldep6mod3 reldep6mod4 \
 237                 reldep7mod1 reldep7mod2 \
 238                 tst-tlsmod1 tst-tlsmod2 tst-tlsmod3 tst-tlsmod4 \
 239                 tst-tlsmod5 tst-tlsmod6 tst-tlsmod7 tst-tlsmod8 \
 240                 tst-tlsmod9 tst-tlsmod10 tst-tlsmod11 tst-tlsmod12 \
 241                 tst-tlsmod13 tst-tlsmod13a tst-tlsmod14a tst-tlsmod14b \
 242                 tst-tlsmod15a tst-tlsmod15b tst-tlsmod16a tst-tlsmod16b \
 243                 $(tlsmod17a-modules) tst-tlsmod17b $(tlsmod18a-modules) \
 244                 tst-tls19mod1 tst-tls19mod2 tst-tls19mod3 \
 245                 circlemod1 circlemod1a circlemod2 circlemod2a \
 246                 circlemod3 circlemod3a \
 247                 reldep8mod1 reldep8mod2 reldep8mod3 \
 248                 reldep9mod1 reldep9mod2 reldep9mod3 \
 249                 tst-alignmod tst-alignmod2 \
 250                 $(modules-execstack-$(have-z-execstack)) \
 251                 tst-dlopenrpathmod tst-deep1mod1 tst-deep1mod2 tst-deep1mod3 \
 252                 tst-dlmopen1mod tst-auditmod1 \
 253                 unload3mod1 unload3mod2 unload3mod3 unload3mod4 \
 254                 unload4mod1 unload4mod2 unload4mod3 unload4mod4 \
 255                 unload6mod1 unload6mod2 unload6mod3 \
 256                 unload7mod1 unload7mod2 \
 257                 unload8mod1 unload8mod1x unload8mod2 unload8mod3 \
 258                 order2mod1 order2mod2 order2mod3 order2mod4 \
 259                 tst-unique1mod1 tst-unique1mod2 \
 260                 tst-unique2mod1 tst-unique2mod2 \
 261                 tst-auditmod9a tst-auditmod9b \
 262                 $(if $(CXX),tst-unique3lib tst-unique3lib2 tst-unique4lib \
 263                   tst-nodelete-uniquemod tst-nodelete-rtldmod \
 264                   tst-nodelete-zmod) \
 265                 tst-initordera1 tst-initorderb1 \
 266                 tst-initordera2 tst-initorderb2 \
 267                 tst-initordera3 tst-initordera4 \
 268                 tst-initorder2a tst-initorder2b tst-initorder2c \
 269                 tst-initorder2d \
 270                 tst-relsort1mod1 tst-relsort1mod2 tst-array2dep \
 271                 tst-array5dep tst-null-argv-lib \
 272                 tst-tlsalign-lib tst-nodelete-opened-lib tst-nodelete2mod \
 273                 tst-audit11mod1 tst-audit11mod2 tst-auditmod11 \
 274                 tst-audit12mod1 tst-audit12mod2 tst-audit12mod3 tst-auditmod12 \
 275                 tst-latepthreadmod $(tst-tls-many-dynamic-modules) \
 276                 tst-nodelete-dlclose-dso tst-nodelete-dlclose-plugin \
 277                 tst-main1mod tst-libc_dlvsym-dso tst-absolute-sym-lib \
 278                 tst-absolute-zero-lib tst-big-note-lib tst-unwind-ctor-lib \
 279                 tst-audit13mod1
 280 # Most modules build with _ISOMAC defined, but those filtered out
 281 # depend on internal headers.
 282 modules-names-tests = $(filter-out ifuncmod% tst-libc_dlvsym-dso tst-tlsmod%,\
 283                                    $(modules-names))
 284
 285 ifeq (yes,$(have-mtls-dialect-gnu2))
 286 tests += tst-gnu2-tls1
 287 modules-names += tst-gnu2-tls1mod
 288 $(objpfx)tst-gnu2-tls1: $(objpfx)tst-gnu2-tls1mod.so
 289 tst-gnu2-tls1mod.so-no-z-defs = yes
 290 CFLAGS-tst-gnu2-tls1mod.c += -mtls-dialect=gnu2
 291 endif
 292 ifeq (yes,$(have-protected-data))
 293 modules-names += tst-protected1moda tst-protected1modb
 294 tests += tst-protected1a tst-protected1b
 295 $(objpfx)tst-protected1a: $(addprefix $(objpfx),tst-protected1moda.so tst-protected1modb.so)
 296 $(objpfx)tst-protected1b: $(addprefix $(objpfx),tst-protected1modb.so tst-protected1moda.so)
 297 tst-protected1modb.so-no-z-defs = yes
 298 # These tests fail with GCC versions prior to 5.1 and with some versions
 299 # of binutils.  See https://sourceware.org/bugzilla/show_bug.cgi?id=17709
 300 # and https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65248 for details.
 301 # Perhaps in future we can make these XFAILs conditional on some detection
 302 # of compiler/linker behavior/version.
 303 test-xfail-tst-protected1a = yes
 304 test-xfail-tst-protected1b = yes
 305 endif
 306 ifeq (yesyes,$(have-fpie)$(build-shared))
 307 modules-names += tst-piemod1
 308 tests += tst-pie1 tst-pie2
 309 tests-pie += tst-pie1 tst-pie2
 310 ifeq (yes,$(have-protected-data))
 311 tests += vismain
 312 tests-pie += vismain
 313 CFLAGS-vismain.c += $(PIE-ccflag)
 314 endif
 315 endif
 316 modules-execstack-yes = tst-execstack-mod
 317 extra-test-objs += $(addsuffix .os,$(strip $(modules-names)))
 318
 319 # filtmod1.so, tst-big-note-lib.so have special rules.
 320 modules-names-nobuild := filtmod1 tst-big-note-lib
 321
 322 tests += $(tests-static)
 323
 324 ifeq (yes,$(have-ifunc))
 325 tests-ifuncstatic := ifuncmain1static ifuncmain1picstatic \
 326                 ifuncmain2static ifuncmain2picstatic \
 327                 ifuncmain4static ifuncmain4picstatic \
 328                 ifuncmain5static ifuncmain5picstatic \
 329                 ifuncmain7static ifuncmain7picstatic \
 330                 ifuncmain9static ifuncmain9picstatic
 331 tests-static += $(tests-ifuncstatic)
 332 tests-internal += $(tests-ifuncstatic)
 333 ifeq (yes,$(build-shared))
 334 # Note: sysdeps/x86_64/ifuncmain8.c uses ifuncmain8.
 335 tests-internal += \
 336          ifuncmain1 ifuncmain1pic ifuncmain1vis ifuncmain1vispic \
 337          ifuncmain1staticpic \
 338          ifuncmain2 ifuncmain2pic ifuncmain3 ifuncmain4 \
 339          ifuncmain5 ifuncmain5pic ifuncmain5staticpic \
 340          ifuncmain7 ifuncmain7pic \
 341          ifuncmain9 ifuncmain9pic
 342 ifunc-test-modules = ifuncdep1 ifuncdep1pic ifuncdep2 ifuncdep2pic \
 343                      ifuncdep5 ifuncdep5pic
 344 extra-test-objs += $(ifunc-test-modules:=.o)
 345 test-internal-extras += $(ifunc-test-modules)
 346 ifeq (yes,$(have-fpie))
 347 ifunc-pie-tests = ifuncmain1pie ifuncmain1vispie ifuncmain1staticpie \
 348                   ifuncmain5pie ifuncmain6pie ifuncmain7pie ifuncmain9pie
 349 ifeq (yes,$(have-textrel_ifunc))
 350 ifunc-pie-tests += tst-ifunc-textrel
 351 endif
 352 tests-internal += $(ifunc-pie-tests)
 353 tests-pie += $(ifunc-pie-tests)
 354 endif
 355 modules-names += ifuncmod1 ifuncmod3 ifuncmod5 ifuncmod6
 356 endif
 357 endif
 358
 359 ifeq (yes,$(build-shared))
 360 ifeq ($(run-built-tests),yes)
 361 tests-special += $(objpfx)tst-pathopt.out $(objpfx)tst-rtld-load-self.out \
 362                  $(objpfx)tst-rtld-preload.out
 363 endif
 364 tests-special += $(objpfx)check-textrel.out $(objpfx)check-execstack.out \
 365                  $(objpfx)check-localplt.out $(objpfx)check-initfini.out
 366 endif
 367
 368 ifeq ($(run-built-tests),yes)
 369 tests-special += $(objpfx)order-cmp.out $(objpfx)tst-array1-cmp.out \
 370                  $(objpfx)tst-array1-static-cmp.out \
 371                  $(objpfx)tst-array2-cmp.out $(objpfx)tst-array3-cmp.out \
 372                  $(objpfx)tst-array4-cmp.out $(objpfx)tst-array5-cmp.out \
 373                  $(objpfx)tst-array5-static-cmp.out $(objpfx)order2-cmp.out \
 374                  $(objpfx)tst-initorder-cmp.out \
 375                  $(objpfx)tst-initorder2-cmp.out $(objpfx)tst-unused-dep.out \
 376                  $(objpfx)tst-unused-dep-cmp.out
 377 endif
 378
 379 check-abi: $(objpfx)check-abi-ld.out
 380 tests-special += $(objpfx)check-abi-ld.out
 381 update-abi: update-abi-ld
 382 update-all-abi: update-all-abi-ld
 383
 384 ifeq ($(have-glob-dat-reloc),yes)
 385 tests += tst-prelink
 386 # Don't compile tst-prelink.c with PIE for GLOB_DAT relocation.
 387 CFLAGS-tst-prelink.c += -fno-pie
 388 tst-prelink-no-pie = yes
 389 ifeq ($(run-built-tests),yes)
 390 tests-special += $(objpfx)tst-prelink-cmp.out
 391 endif
 392 endif
 393
 394 # The test requires shared _and_ PIE because the executable
 395 # unit test driver must be able to link with the shared object
 396 # that is going to eventually go into an installed DSO.
 397 ifeq (yesyes,$(have-fpie)$(build-shared))
 398 tests-internal += tst-_dl_addr_inside_object
 399 tests-pie += tst-_dl_addr_inside_object
 400 $(objpfx)tst-_dl_addr_inside_object: $(objpfx)dl-addr-obj.os
 401 CFLAGS-tst-_dl_addr_inside_object.c += $(PIE-ccflag)
 402 endif
 403
 404 # We can only test static libcrypt use if libcrypt has been built,
 405 # and either NSS crypto is not in use, or static NSS libraries are
 406 # available.
 407 ifeq ($(build-crypt),no)
 408 CFLAGS-tst-linkall-static.c += -DUSE_CRYPT=0
 409 else
 410 ifeq ($(nss-crypt),no)
 411 CFLAGS-tst-linkall-static.c += -DUSE_CRYPT=1
 412 else
 413 ifeq ($(static-nss-crypt),no)
 414 CFLAGS-tst-linkall-static.c += -DUSE_CRYPT=0
 415 else
 416 CFLAGS-tst-linkall-static.c += -DUSE_CRYPT=1
 417 endif
 418 endif
 419 endif
 420
 421 include ../Rules
 422
 423 ifeq (yes,$(build-shared))
 424 # Make sure these things are built in the `make lib' pass so they can be used
 425 # to run programs during the `make others' pass.
 426 lib-noranlib: $(objpfx)$(rtld-installed-name) \
 427               $(addprefix $(objpfx),$(extra-objs))
 428 endif
 429
 430 # Command to link into a larger single relocatable object.
 431 reloc-link = $(LINK.o) -nostdlib -nostartfiles -r
 432
 433 $(objpfx)sotruss-lib.so: $(shlib-lds)
 434
 435 $(objpfx)dl-allobjs.os: $(all-rtld-routines:%=$(objpfx)%.os)
 436         $(reloc-link) -o $@ $^
 437
 438 # Link together the dynamic linker into a single relocatable object.
 439 # First we do a link against libc_pic.a just to get a link map,
 440 # and discard the object produced by that link.  From the link map
 441 # we can glean all the libc modules that need to go into the dynamic
 442 # linker.  Then we do a recursive make that goes into all the subdirs
 443 # those modules come from and builds special rtld-foo.os versions that
 444 # are compiled with special flags, and puts these modules into rtld-libc.a
 445 # for us.  Then we do the real link using rtld-libc.a instead of libc_pic.a.
 446
 447 # If the compiler can do SSP, build the mapfile with dummy __stack_chk_fail
 448 # and __stack_chk_fail_local symbols defined, to prevent the real things
 449 # being dragged into rtld even though rtld is never built with stack-
 450 # protection.
 451
 452 ifeq ($(have-ssp),yes)
 453 dummy-stack-chk-fail := -Wl,--defsym='__stack_chk_fail=0' \
 454                         -Wl,--defsym='__stack_chk_fail_local=0'
 455 else
 456 dummy-stack-chk-fail :=
 457 endif
 458
 459 $(objpfx)librtld.map: $(objpfx)dl-allobjs.os $(common-objpfx)libc_pic.a
 460         @-rm -f $@T
 461         $(reloc-link) -o $@.o $(dummy-stack-chk-fail) \
 462                 '-Wl,-(' $^ -lgcc '-Wl,-)' -Wl,-Map,$@T
 463         rm -f $@.o
 464         mv -f $@T $@
 465
 466 $(objpfx)librtld.mk: $(objpfx)librtld.map Makefile
 467         LC_ALL=C \
 468         sed -n 's@^$(common-objpfx)\([^(]*\)(\([^)]*\.os\)) *.*$$@\1 \2@p' \
 469             $< | \
 470         while read lib file; do \
 471           case $$lib in \
 472           libc_pic.a) \
 473             LC_ALL=C fgrep -l /$$file \
 474                   $(common-objpfx)stamp.os $(common-objpfx)*/stamp.os | \
 475             LC_ALL=C \
 476             sed 's@^$(common-objpfx)\([^/]*\)/stamp\.os$$@rtld-\1'" +=$$file@"\
 477             ;; \
 478           */*.a) \
 479             echo rtld-$${lib%%/*} += $$file ;; \
 480           *) echo "Wasn't expecting $$lib($$file)" >&2; exit 1 ;; \
 481           esac; \
 482         done > $@T
 483         echo rtld-subdirs = `LC_ALL=C sed 's/^rtld-\([^ ]*\).*$$/\1/' $@T \
 484                              | LC_ALL=C sort -u` >> $@T
 485         mv -f $@T $@
 486
 487 $(objpfx)rtld-libc.a: $(objpfx)librtld.mk FORCE
 488         $(MAKE) -f $< -f rtld-Rules
 489
 490 $(objpfx)librtld.os: $(objpfx)dl-allobjs.os $(objpfx)rtld-libc.a
 491         $(LINK.o) -nostdlib -nostartfiles -r -o $@ '-Wl,-(' $^ -lgcc '-Wl,-)' \
 492                   -Wl,-Map,$@.map
 493
 494 generated += librtld.map librtld.mk rtld-libc.a librtld.os.map
 495
 496 z-now-yes = -Wl,-z,now
 497
 498 $(objpfx)ld.so: $(objpfx)librtld.os $(ld-map)
 499 # Link into a temporary file so that we don't touch $@ at all
 500 # if the sanity check below fails.
 501         $(LINK.o) -nostdlib -nostartfiles -shared -o $@.new             \
 502                   $(LDFLAGS-rtld) -Wl,-z,defs $(z-now-$(bind-now))      \
 503                   $(filter-out $(map-file),$^) $(load-map-file)         \
 504                   -Wl,-soname=$(rtld-installed-name)                    \
 505                   -Wl,-defsym=_begin=0
 506         $(call after-link,$@.new)
 507         $(READELF) -s $@.new \
 508           | $(AWK) '($$7 ~ /^UND(|EF)$$/ && $$1 != "0:" && $$4 != "REGISTER") { print; p=1 } END { exit p != 0 }'
 509         mv -f $@.new $@
 510
 511 ifeq (yes,$(build-shared))
 512 # interp.c exists just to get the runtime linker path into libc.so.
 513 $(objpfx)interp.os: $(common-objpfx)runtime-linker.h
 514 endif
 515
 516 ifneq (ld.so,$(rtld-installed-name))
 517 # Make sure ld.so.1 exists in the build directory so we can link
 518 # against it.
 519 $(objpfx)$(rtld-installed-name): $(objpfx)ld.so
 520         $(make-link)
 521 generated += $(rtld-installed-name)
 522 endif
 523
 524 # Build a file mentioning all trustworthy directories to look for shared
 525 # libraries when using LD_LIBRARY_PATH in a setuid program.  The user can
 526 # add directories to the list by defining $(user-defined-trusted-dirs)
 527 # before starting make.
 528 $(objpfx)trusted-dirs.h: $(objpfx)trusted-dirs.st; @:
 529 $(objpfx)trusted-dirs.st: Makefile $(..)Makeconfig
 530         $(make-target-directory)
 531         echo "$(subst :, ,$(default-rpath) $(user-defined-trusted-dirs))"    \
 532         | $(AWK) -f gen-trusted-dirs.awk > ${@:st=T};
 533         echo '#define DL_DST_LIB "$(notdir $(slibdir))"' >> ${@:st=T}
 534         $(move-if-change) ${@:st=T} ${@:st=h}
 535         touch $@
 536 CPPFLAGS-dl-load.c += -I$(objpfx). -I$(csu-objpfx).
 537
 538 ifeq (yes,$(build-shared))
 539 $(inst_slibdir)/$(rtld-version-installed-name): $(objpfx)ld.so $(+force)
 540         $(make-target-directory)
 541         $(do-install-program)
 542
 543 $(inst_rtlddir)/$(rtld-installed-name): \
 544   $(inst_slibdir)/$(rtld-version-installed-name) \
 545   $(inst_slibdir)/libc-$(version).so
 546         $(make-target-directory)
 547         $(make-shlib-link)
 548
 549 # Special target called by parent to install just the dynamic linker.
 550 .PHONY: ldso_install
 551 ldso_install: $(inst_rtlddir)/$(rtld-installed-name)
 552 endif
 553
 554
 555 ldd-rewrite = -e 's%@RTLD@%$(rtlddir)/$(rtld-installed-name)%g' \
 556               -e 's%@VERSION@%$(version)%g' \
 557               -e 's|@PKGVERSION@|$(PKGVERSION)|g' \
 558               -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|g' \
 559               -e 's%@BASH@%$(BASH)%g' \
 560               -e 's%@TEXTDOMAINDIR@%$(localedir)%g'
 561
 562 ifeq ($(ldd-rewrite-script),no)
 563 define gen-ldd
 564 LC_ALL=C sed $(ldd-rewrite) < $< > $@.new
 565 endef
 566 else
 567 define gen-ldd
 568 LC_ALL=C sed $(ldd-rewrite) < $< \
 569 | LC_ALL=C sed -f $(patsubst $(..)/%,/%,$(..)$(ldd-rewrite-script)) > $@.new
 570 endef
 571 endif
 572
 573 $(objpfx)ldd: ldd.bash.in $(common-objpfx)soversions.mk \
 574               $(common-objpfx)config.make
 575         $(gen-ldd)
 576         chmod 555 $@.new
 577         mv -f $@.new $@
 578
 579 $(objpfx)sprof: $(libdl)
 580
 581 $(objpfx)sln: $(sln-modules:%=$(objpfx)%.o)
 582
 583 $(objpfx)ldconfig: $(ldconfig-modules:%=$(objpfx)%.o)
 584
 585 SYSCONF-FLAGS := -D'SYSCONFDIR="$(sysconfdir)"'
 586 CFLAGS-ldconfig.c += $(SYSCONF-FLAGS) -D'LIBDIR="$(libdir)"' \
 587                     -D'SLIBDIR="$(slibdir)"'
 588 libof-ldconfig = ldconfig
 589 CFLAGS-dl-cache.c += $(SYSCONF-FLAGS)
 590 CFLAGS-cache.c += $(SYSCONF-FLAGS)
 591 CFLAGS-rtld.c += $(SYSCONF-FLAGS)
 592
 593 cpp-srcs-left := $(all-rtld-routines:=.os)
 594 lib := rtld
 595 include $(patsubst %,$(..)libof-iterator.mk,$(cpp-srcs-left))
 596
 597 test-modules = $(addprefix $(objpfx),$(addsuffix .so,$(strip $(modules-names))))
 598 generated += $(addsuffix .so,$(strip $(modules-names)))
 599
 600 $(objpfx)testobj1.so: $(libdl)
 601 $(objpfx)testobj1_1.so: $(objpfx)testobj1.so $(libdl)
 602 $(objpfx)testobj2.so: $(objpfx)testobj1.so $(libdl)
 603 $(objpfx)testobj3.so: $(libdl)
 604 $(objpfx)testobj4.so: $(libdl)
 605 $(objpfx)testobj5.so: $(libdl)
 606 $(objpfx)testobj6.so: $(objpfx)testobj1.so $(objpfx)testobj2.so $(libdl)
 607 $(objpfx)failobj.so: $(objpfx)testobj6.so
 608 $(objpfx)dep1.so: $(objpfx)dep2.so $(objpfx)dep4.so
 609 $(objpfx)dep2.so: $(objpfx)dep3.so $(objpfx)dep4.so
 610 $(objpfx)dep4.so: $(objpfx)dep3.so
 611 $(objpfx)nodelmod3.so: $(objpfx)nodelmod4.so
 612 $(objpfx)nextmod1.so: $(libdl)
 613 $(objpfx)neededobj1.so: $(libdl)
 614 $(objpfx)neededobj2.so: $(objpfx)neededobj1.so $(libdl)
 615 $(objpfx)neededobj3.so: $(objpfx)neededobj1.so $(objpfx)neededobj2.so $(libdl)
 616 $(objpfx)neededobj4.so: $(objpfx)neededobj1.so $(objpfx)neededobj2.so \
 617                         $(objpfx)neededobj3.so $(libdl)
 618 $(objpfx)neededobj6.so: $(objpfx)neededobj5.so
 619 $(objpfx)unload2mod.so: $(objpfx)unload2dep.so
 620 $(objpfx)ltglobmod2.so: $(libdl)
 621 $(objpfx)firstobj.so: $(shared-thread-library)
 622 $(objpfx)globalmod1.so: $(libdl)
 623 $(objpfx)reldep4mod1.so: $(objpfx)reldep4mod3.so
 624 $(objpfx)reldep4mod2.so: $(objpfx)reldep4mod4.so
 625 $(objpfx)dblloadmod1.so: $(objpfx)dblloadmod3.so
 626 $(objpfx)dblloadmod2.so: $(objpfx)dblloadmod3.so
 627 $(objpfx)reldepmod5.so: $(objpfx)reldepmod2.so
 628 $(objpfx)reldepmod6.so: $(objpfx)reldepmod2.so
 629 $(objpfx)reldep6mod1.so: $(objpfx)reldep6mod0.so
 630 $(objpfx)reldep6mod2.so: $(objpfx)reldep6mod1.so
 631 $(objpfx)reldep6mod3.so: $(objpfx)reldep6mod2.so
 632 $(objpfx)reldep6mod4.so: $(objpfx)reldep6mod1.so
 633 $(objpfx)tst-tlsmod3.so: $(objpfx)tst-tlsmod2.so
 634 $(objpfx)tst-tlsmod8.so: $(objpfx)tst-tlsmod7.so
 635 $(objpfx)tst-tlsmod10.so: $(objpfx)tst-tlsmod9.so
 636 $(objpfx)tst-tlsmod12.so: $(objpfx)tst-tlsmod11.so
 637 $(objpfx)tst-tlsmod13a.so: $(objpfx)tst-tlsmod13.so
 638 # For tst-tls9-static, make sure the modules it dlopens have libc.so in DT_NEEDED
 639 $(objpfx)tst-tlsmod5.so: $(common-objpfx)libc.so
 640 $(objpfx)tst-tlsmod6.so: $(common-objpfx)libc.so
 641 $(objpfx)tst-tls19mod1.so: $(objpfx)tst-tls19mod2.so $(objpfx)tst-tls19mod3.so
 642 $(objpfx)tst-tls19mod3.so: $(objpfx)ld.so
 643 $(objpfx)reldep8mod3.so: $(objpfx)reldep8mod1.so $(objpfx)reldep8mod2.so
 644 $(objpfx)nodel2mod3.so: $(objpfx)nodel2mod1.so $(objpfx)nodel2mod2.so
 645 $(objpfx)reldep9mod2.so: $(objpfx)reldep9mod1.so
 646 $(objpfx)reldep9mod3.so: $(objpfx)reldep9mod1.so $(objpfx)reldep9mod2.so
 647 $(objpfx)unload3mod1.so: $(objpfx)unload3mod3.so
 648 $(objpfx)unload3mod2.so: $(objpfx)unload3mod3.so
 649 $(objpfx)unload3mod3.so: $(objpfx)unload3mod4.so
 650 $(objpfx)unload4mod1.so: $(objpfx)unload4mod2.so $(objpfx)unload4mod3.so
 651 $(objpfx)unload4mod2.so: $(objpfx)unload4mod4.so $(objpfx)unload4mod3.so
 652 $(objpfx)unload6mod1.so: $(libdl)
 653 $(objpfx)unload6mod2.so: $(libdl)
 654 $(objpfx)unload6mod3.so: $(libdl)
 655 $(objpfx)unload7mod1.so: $(libdl)
 656 $(objpfx)unload7mod2.so: $(objpfx)unload7mod1.so
 657 $(objpfx)unload8mod1.so: $(objpfx)unload8mod2.so
 658 $(objpfx)unload8mod2.so: $(objpfx)unload8mod3.so
 659 $(objpfx)unload8mod3.so: $(libdl)
 660 $(objpfx)tst-initordera2.so: $(objpfx)tst-initordera1.so
 661 $(objpfx)tst-initorderb2.so: $(objpfx)tst-initorderb1.so $(objpfx)tst-initordera2.so
 662 $(objpfx)tst-initordera3.so: $(objpfx)tst-initorderb2.so $(objpfx)tst-initorderb1.so
 663 $(objpfx)tst-initordera4.so: $(objpfx)tst-initordera3.so
 664 $(objpfx)tst-initorder: $(objpfx)tst-initordera4.so $(objpfx)tst-initordera1.so $(objpfx)tst-initorderb2.so
 665 $(objpfx)tst-null-argv: $(objpfx)tst-null-argv-lib.so
 666 $(objpfx)tst-tlsalign: $(objpfx)tst-tlsalign-lib.so
 667 $(objpfx)tst-nodelete-opened.out: $(objpfx)tst-nodelete-opened-lib.so
 668 $(objpfx)tst-nodelete-opened: $(libdl)
 669 $(objpfx)tst-noload: $(libdl)
 670
 671 $(objpfx)tst-tlsalign-extern: $(objpfx)tst-tlsalign-vars.o
 672 $(objpfx)tst-tlsalign-extern-static: $(objpfx)tst-tlsalign-vars.o
 673
 674 tst-null-argv-ENV = LD_DEBUG=all LD_DEBUG_OUTPUT=$(objpfx)tst-null-argv.debug.out
 675 LDFLAGS-nodel2mod3.so = $(no-as-needed)
 676 LDFLAGS-reldepmod5.so = $(no-as-needed)
 677 LDFLAGS-reldep6mod1.so = $(no-as-needed)
 678 LDFLAGS-reldep6mod4.so = $(no-as-needed)
 679 LDFLAGS-reldep8mod3.so = $(no-as-needed)
 680 LDFLAGS-unload4mod1.so = $(no-as-needed)
 681 LDFLAGS-unload4mod2.so = $(no-as-needed)
 682 LDFLAGS-tst-initorder = $(no-as-needed)
 683 LDFLAGS-tst-initordera2.so = $(no-as-needed)
 684 LDFLAGS-tst-initordera3.so = $(no-as-needed)
 685 LDFLAGS-tst-initordera4.so = $(no-as-needed)
 686 LDFLAGS-tst-initorderb2.so = $(no-as-needed)
 687 LDFLAGS-tst-tlsmod5.so = -nostdlib $(no-as-needed)
 688 LDFLAGS-tst-tlsmod6.so = -nostdlib $(no-as-needed)
 689
 690 testobj1.so-no-z-defs = yes
 691 testobj3.so-no-z-defs = yes
 692 testobj4.so-no-z-defs = yes
 693 testobj5.so-no-z-defs = yes
 694 testobj6.so-no-z-defs = yes
 695 failobj.so-no-z-defs = yes
 696 constload2.so-no-z-defs = yes
 697 constload3.so-no-z-defs = yes
 698 nodelmod1.so-no-z-defs = yes
 699 nodelmod2.so-no-z-defs = yes
 700 nodelmod4.so-no-z-defs = yes
 701 nodel2mod2.so-no-z-defs = yes
 702 reldepmod2.so-no-z-defs = yes
 703 reldepmod3.so-no-z-defs = yes
 704 reldepmod4.so-no-z-defs = yes
 705 reldep4mod4.so-no-z-defs = yes
 706 reldep4mod2.so-no-z-defs = yes
 707 ltglobmod2.so-no-z-defs = yes
 708 dblloadmod3.so-no-z-defs = yes
 709 tst-tlsmod1.so-no-z-defs = yes
 710 tst-tlsmod2.so-no-z-defs = yes
 711 tst-tlsmod3.so-no-z-defs = yes
 712 tst-tlsmod4.so-no-z-defs = yes
 713 tst-tlsmod7.so-no-z-defs = yes
 714 tst-tlsmod8.so-no-z-defs = yes
 715 tst-tlsmod9.so-no-z-defs = yes
 716 tst-tlsmod10.so-no-z-defs = yes
 717 tst-tlsmod12.so-no-z-defs = yes
 718 tst-tlsmod14a.so-no-z-defs = yes
 719 tst-tlsmod14b.so-no-z-defs = yes
 720 tst-tlsmod15a.so-no-z-defs = yes
 721 tst-tlsmod16b.so-no-z-defs = yes
 722 circlemod2.so-no-z-defs = yes
 723 circlemod3.so-no-z-defs = yes
 724 circlemod3a.so-no-z-defs = yes
 725 reldep8mod2.so-no-z-defs = yes
 726 reldep9mod1.so-no-z-defs = yes
 727 unload3mod4.so-no-z-defs = yes
 728 unload4mod1.so-no-z-defs = yes
 729 ifuncmod1.so-no-z-defs = yes
 730 ifuncmod5.so-no-z-defs = yes
 731 ifuncmod6.so-no-z-defs = yes
 732 tst-auditmod9a.so-no-z-defs = yes
 733 tst-auditmod9b.so-no-z-defs = yes
 734 tst-nodelete-uniquemod.so-no-z-defs = yes
 735 tst-nodelete-rtldmod.so-no-z-defs = yes
 736 tst-nodelete-zmod.so-no-z-defs = yes
 737 tst-nodelete2mod.so-no-z-defs = yes
 738
 739 ifeq ($(build-shared),yes)
 740 # Build all the modules even when not actually running test programs.
 741 tests: $(test-modules)
 742 endif
 743
 744 $(objpfx)loadtest: $(libdl)
 745 LDFLAGS-loadtest = -rdynamic
 746
 747 $(objpfx)loadtest.out: $(test-modules)
 748
 749 $(objpfx)neededtest: $(libdl)
 750 $(objpfx)neededtest.out: $(objpfx)neededobj1.so $(objpfx)neededobj2.so \
 751                          $(objpfx)neededobj3.so
 752
 753 $(objpfx)neededtest2: $(libdl)
 754 $(objpfx)neededtest2.out: $(objpfx)neededobj1.so $(objpfx)neededobj2.so \
 755                           $(objpfx)neededobj3.so
 756
 757 $(objpfx)neededtest3: $(libdl)
 758 $(objpfx)neededtest3.out: $(objpfx)neededobj1.so $(objpfx)neededobj2.so \
 759                           $(objpfx)neededobj3.so $(objpfx)neededobj4.so
 760
 761 $(objpfx)neededtest4: $(libdl) $(objpfx)neededobj1.so
 762 $(objpfx)neededtest4.out: $(objpfx)neededobj5.so $(objpfx)neededobj6.so
 763
 764 $(objpfx)restest1: $(objpfx)testobj1.so $(objpfx)testobj1_1.so $(libdl)
 765 LDFLAGS-restest1 = -rdynamic
 766
 767 $(objpfx)restest2: $(libdl)
 768 LDFLAGS-restest2 = -rdynamic
 769
 770 $(objpfx)restest1.out: $(test-modules)
 771
 772 preloadtest-preloads = testobj1 testobj2 testobj3 testobj4 testobj5
 773 $(objpfx)preloadtest: $(objpfx)testobj6.so
 774 LDFLAGS-preloadtest = -rdynamic
 775 $(objpfx)preloadtest.out: $(preloadtest-preloads:%=$(objpfx)%.so)
 776 preloadtest-ENV = \
 777   LD_PRELOAD=$(subst $(empty) ,:,$(strip $(preloadtest-preloads:=.so)))
 778
 779 $(objpfx)loadfail: $(libdl)
 780 LDFLAGS-loadfail = -rdynamic
 781
 782 $(objpfx)loadfail.out: $(objpfx)failobj.so
 783
 784 $(objpfx)multiload: $(libdl)
 785 LDFLAGS-multiload = -rdynamic
 786 CFLAGS-multiload.c += -DOBJDIR=\"$(elf-objpfx)\"
 787
 788 $(objpfx)multiload.out: $(objpfx)testobj1.so
 789
 790 $(objpfx)origtest: $(libdl)
 791 LDFLAGS-origtest = -rdynamic
 792 $(objpfx)origtest.out: $(objpfx)testobj1.so
 793
 794 ifeq ($(have-thread-library),yes)
 795 $(objpfx)resolvfail: $(libdl) $(shared-thread-library)
 796 else
 797 $(objpfx)resolvfail: $(libdl)
 798 endif
 799
 800 $(objpfx)constload1: $(libdl)
 801 $(objpfx)constload1.out: $(objpfx)constload2.so $(objpfx)constload3.so
 802
 803 $(objpfx)circleload1: $(libdl)
 804 $(objpfx)circleload1.out: $(objpfx)circlemod1.so \
 805                           $(objpfx)circlemod1a.so
 806
 807 $(objpfx)circlemod1.so: $(objpfx)circlemod2.so
 808 $(objpfx)circlemod2.so: $(objpfx)circlemod3.so
 809 $(objpfx)circlemod1a.so: $(objpfx)circlemod2a.so
 810 $(objpfx)circlemod2a.so: $(objpfx)circlemod3a.so
 811
 812 $(objpfx)order: $(addprefix $(objpfx),dep4.so dep3.so dep2.so dep1.so)
 813
 814 $(objpfx)order-cmp.out: $(objpfx)order.out
 815         (echo "0123456789" | cmp $< -) > $@; \
 816         $(evaluate-test)
 817
 818 $(objpfx)vismain: $(addprefix $(objpfx),vismod1.so vismod2.so)
 819 $(objpfx)vismain.out: $(addprefix $(objpfx),vismod3.so)
 820 vismain-ENV = LD_PRELOAD=$(addprefix $(objpfx),vismod3.so)
 821
 822 $(objpfx)noload: $(objpfx)testobj1.so $(libdl)
 823 LDFLAGS-noload = -rdynamic $(no-as-needed)
 824 $(objpfx)noload.out: $(objpfx)testobj5.so
 825
 826 $(objpfx)noload-mem.out: $(objpfx)noload.out
 827         $(common-objpfx)malloc/mtrace $(objpfx)noload.mtrace > $@; \
 828         $(evaluate-test)
 829 noload-ENV = MALLOC_TRACE=$(objpfx)noload.mtrace
 830
 831 LDFLAGS-nodelete = -rdynamic
 832 LDFLAGS-nodelmod1.so = -Wl,--enable-new-dtags,-z,nodelete
 833 LDFLAGS-nodelmod4.so = -Wl,--enable-new-dtags,-z,nodelete
 834 $(objpfx)nodelete: $(libdl)
 835 $(objpfx)nodelete.out: $(objpfx)nodelmod1.so $(objpfx)nodelmod2.so \
 836                        $(objpfx)nodelmod3.so
 837
 838 LDFLAGS-nodlopenmod.so = -Wl,--enable-new-dtags,-z,nodlopen
 839 $(objpfx)nodlopen: $(libdl)
 840 $(objpfx)nodlopen.out: $(objpfx)nodlopenmod.so
 841
 842 $(objpfx)nodlopenmod2.so: $(objpfx)nodlopenmod.so
 843 $(objpfx)nodlopen2: $(libdl)
 844 $(objpfx)nodlopen2.out: $(objpfx)nodlopenmod2.so
 845
 846 $(objpfx)filtmod1.so: $(objpfx)filtmod1.os $(objpfx)filtmod2.so
 847         $(LINK.o) -shared -o $@ -B$(csu-objpfx) $(LDFLAGS.so) \
 848                   -L$(subst :, -L,$(rpath-link)) \
 849                   -Wl,-rpath-link=$(rpath-link) \
 850                   $< -Wl,-F,$(objpfx)filtmod2.so
 851 $(objpfx)filter: $(objpfx)filtmod1.so
 852
 853 # This does not link against libc.
 854 CFLAGS-filtmod1.c += $(no-stack-protector)
 855
 856 $(objpfx)unload: $(libdl)
 857 $(objpfx)unload.out: $(objpfx)unloadmod.so
 858
 859 $(objpfx)reldep: $(libdl)
 860 $(objpfx)reldep.out: $(objpfx)reldepmod1.so $(objpfx)reldepmod2.so
 861
 862 $(objpfx)reldep2: $(libdl)
 863 $(objpfx)reldep2.out: $(objpfx)reldepmod1.so $(objpfx)reldepmod3.so
 864
 865 $(objpfx)reldep3: $(libdl)
 866 $(objpfx)reldep3.out: $(objpfx)reldepmod1.so $(objpfx)reldepmod4.so
 867
 868 $(objpfx)reldep4: $(libdl)
 869 $(objpfx)reldep4.out: $(objpfx)reldep4mod1.so $(objpfx)reldep4mod2.so
 870
 871 $(objpfx)next: $(objpfx)nextmod1.so $(objpfx)nextmod2.so $(libdl)
 872 LDFLAGS-next = $(no-as-needed)
 873
 874 $(objpfx)unload2: $(libdl)
 875 $(objpfx)unload2.out: $(objpfx)unload2mod.so $(objpfx)unload2dep.so
 876
 877 $(objpfx)lateglobal: $(libdl)
 878 $(objpfx)lateglobal.out: $(objpfx)ltglobmod1.so $(objpfx)ltglobmod2.so
 879
 880 $(objpfx)tst-pathopt: $(libdl)
 881 $(objpfx)tst-pathopt.out: tst-pathopt.sh $(objpfx)tst-pathopt \
 882                           $(objpfx)pathoptobj.so
 883         $(SHELL) $< $(common-objpfx) '$(test-wrapper-env)' \
 884                  '$(run-program-env)' > $@; \
 885         $(evaluate-test)
 886
 887 $(objpfx)tst-rtld-load-self.out: tst-rtld-load-self.sh $(objpfx)ld.so
 888         $(SHELL) $^ '$(test-wrapper)' '$(test-wrapper-env)' > $@; \
 889         $(evaluate-test)
 890
 891 tst-rtld-preload-OBJS = $(subst $(empty) ,:,$(strip $(preloadtest-preloads:=.so)))
 892 $(objpfx)tst-rtld-preload.out: tst-rtld-preload.sh $(objpfx)ld.so \
 893                                $(objpfx)preloadtest \
 894                                $(preloadtest-preloads:%=$(objpfx)%.so)
 895         $(SHELL) $< $(objpfx)ld.so $(objpfx)preloadtest \
 896                     '$(test-wrapper)' '$(test-wrapper-env)' '$(run_program_env)' \
 897                     '$(rpath-link)' '$(tst-rtld-preload-OBJS)' > $@; \
 898         $(evaluate-test)
 899
 900 $(objpfx)initfirst: $(libdl)
 901 $(objpfx)initfirst.out: $(objpfx)firstobj.so
 902
 903 $(objpfx)global: $(objpfx)globalmod1.so
 904 $(objpfx)global.out: $(objpfx)reldepmod1.so
 905
 906 $(objpfx)dblload: $(libdl)
 907 $(objpfx)dblload.out: $(objpfx)dblloadmod1.so $(objpfx)dblloadmod2.so
 908
 909 $(objpfx)dblunload: $(libdl)
 910 $(objpfx)dblunload.out: $(objpfx)dblloadmod1.so $(objpfx)dblloadmod2.so
 911
 912 $(objpfx)reldep5: $(libdl)
 913 $(objpfx)reldep5.out: $(objpfx)reldepmod5.so $(objpfx)reldepmod6.so
 914
 915 $(objpfx)reldep6: $(libdl)
 916 $(objpfx)reldep6.out: $(objpfx)reldep6mod3.so $(objpfx)reldep6mod4.so
 917
 918 $(objpfx)reldep7: $(libdl)
 919 $(objpfx)reldep7.out: $(objpfx)reldep7mod1.so $(objpfx)reldep7mod2.so
 920
 921 $(objpfx)reldep8: $(libdl)
 922 $(objpfx)reldep8.out: $(objpfx)reldep8mod3.so
 923
 924 LDFLAGS-nodel2mod2.so = -Wl,--enable-new-dtags,-z,nodelete
 925 $(objpfx)nodelete2: $(libdl)
 926 $(objpfx)nodelete2.out: $(objpfx)nodel2mod3.so
 927
 928 $(objpfx)reldep9: $(libdl)
 929 $(objpfx)reldep9.out: $(objpfx)reldep9mod3.so
 930
 931 $(objpfx)tst-tls3: $(objpfx)tst-tlsmod1.so
 932
 933 $(objpfx)tst-tls4: $(libdl)
 934 $(objpfx)tst-tls4.out: $(objpfx)tst-tlsmod2.so
 935
 936 $(objpfx)tst-tls5: $(libdl)
 937 $(objpfx)tst-tls5.out: $(objpfx)tst-tlsmod2.so
 938
 939 $(objpfx)tst-tls6: $(libdl)
 940 $(objpfx)tst-tls6.out: $(objpfx)tst-tlsmod2.so
 941
 942 $(objpfx)tst-tls7: $(libdl)
 943 $(objpfx)tst-tls7.out: $(objpfx)tst-tlsmod3.so
 944
 945 $(objpfx)tst-tls8: $(libdl)
 946 $(objpfx)tst-tls8.out: $(objpfx)tst-tlsmod3.so $(objpfx)tst-tlsmod4.so
 947
 948 $(objpfx)tst-tls9: $(libdl)
 949 $(objpfx)tst-tls9.out: $(objpfx)tst-tlsmod5.so $(objpfx)tst-tlsmod6.so
 950
 951 $(objpfx)tst-tls10: $(objpfx)tst-tlsmod8.so $(objpfx)tst-tlsmod7.so
 952
 953 $(objpfx)tst-tls11: $(objpfx)tst-tlsmod10.so $(objpfx)tst-tlsmod9.so
 954
 955 $(objpfx)tst-tls12: $(objpfx)tst-tlsmod12.so $(objpfx)tst-tlsmod11.so
 956
 957 $(objpfx)tst-tls13: $(libdl)
 958 $(objpfx)tst-tls13.out: $(objpfx)tst-tlsmod13a.so
 959
 960 $(objpfx)tst-tls14: $(objpfx)tst-tlsmod14a.so $(libdl)
 961 $(objpfx)tst-tls14.out: $(objpfx)tst-tlsmod14b.so
 962
 963 $(objpfx)tst-tls15: $(libdl)
 964 $(objpfx)tst-tls15.out: $(objpfx)tst-tlsmod15a.so $(objpfx)tst-tlsmod15b.so
 965
 966 $(objpfx)tst-tls-dlinfo: $(libdl)
 967 $(objpfx)tst-tls-dlinfo.out: $(objpfx)tst-tlsmod2.so
 968
 969
 970
 971 $(objpfx)tst-tls16: $(libdl)
 972 $(objpfx)tst-tls16.out: $(objpfx)tst-tlsmod16a.so $(objpfx)tst-tlsmod16b.so
 973
 974 $(objpfx)tst-tls17: $(libdl)
 975 $(objpfx)tst-tls17.out: $(objpfx)tst-tlsmod17b.so
 976 $(patsubst %,$(objpfx)%.os,$(tlsmod17a-modules)): $(objpfx)tst-tlsmod17a%.os: tst-tlsmod17a.c
 977         $(compile-command.c) -DN=$*
 978 $(patsubst %,$(objpfx)%.so,$(tlsmod17a-modules)): $(objpfx)tst-tlsmod17a%.so: $(objpfx)ld.so
 979 $(objpfx)tst-tlsmod17b.so: $(patsubst %,$(objpfx)%.so,$(tlsmod17a-modules))
 980
 981 $(objpfx)tst-tls18: $(libdl)
 982 $(objpfx)tst-tls18.out: $(patsubst %,$(objpfx)%.so,$(tlsmod18a-modules))
 983 $(patsubst %,$(objpfx)%.os,$(tlsmod18a-modules)): $(objpfx)tst-tlsmod18a%.os : tst-tlsmod18a.c
 984         $(compile-command.c) -DN=$*
 985 $(patsubst %,$(objpfx)%.so,$(tlsmod18a-modules)): $(objpfx)tst-tlsmod18a%.so: $(objpfx)ld.so
 986
 987 $(objpfx)tst-tls19: $(libdl)
 988 $(objpfx)tst-tls19.out: $(objpfx)tst-tls19mod1.so
 989
 990 CFLAGS-tst-align.c += $(stack-align-test-flags)
 991 CFLAGS-tst-align2.c += $(stack-align-test-flags)
 992 CFLAGS-tst-alignmod.c += $(stack-align-test-flags)
 993 CFLAGS-tst-alignmod2.c += $(stack-align-test-flags)
 994 $(objpfx)tst-align: $(libdl)
 995 $(objpfx)tst-align.out: $(objpfx)tst-alignmod.so
 996 $(objpfx)tst-align2: $(objpfx)tst-alignmod2.so
 997
 998 $(objpfx)unload3: $(libdl)
 999 $(objpfx)unload3.out: $(objpfx)unload3mod1.so $(objpfx)unload3mod2.so \
1000                       $(objpfx)unload3mod3.so $(objpfx)unload3mod4.so
1001
1002 $(objpfx)unload4: $(libdl)
1003 $(objpfx)unload4.out: $(objpfx)unload4mod1.so $(objpfx)unload4mod3.so
1004
1005 $(objpfx)unload5: $(libdl)
1006 $(objpfx)unload5.out: $(objpfx)unload3mod1.so $(objpfx)unload3mod2.so \
1007                       $(objpfx)unload3mod3.so $(objpfx)unload3mod4.so
1008
1009 $(objpfx)unload6: $(libdl)
1010 $(objpfx)unload6.out: $(objpfx)unload6mod1.so $(objpfx)unload6mod2.so \
1011                       $(objpfx)unload6mod3.so
1012
1013 $(objpfx)unload7: $(libdl)
1014 $(objpfx)unload7.out: $(objpfx)unload7mod1.so $(objpfx)unload7mod2.so
1015 unload7-ENV = MALLOC_PERTURB_=85
1016
1017 $(objpfx)unload8: $(libdl)
1018 $(objpfx)unload8.out: $(objpfx)unload8mod1.so $(objpfx)unload8mod1x.so
1019
1020 ifdef libdl
1021 $(objpfx)tst-tls9-static: $(common-objpfx)dlfcn/libdl.a
1022 $(objpfx)tst-tls9-static.out: $(objpfx)tst-tlsmod5.so $(objpfx)tst-tlsmod6.so
1023 endif
1024
1025 ifeq ($(have-z-execstack),yes)
1026 $(objpfx)tst-execstack: $(libdl)
1027 $(objpfx)tst-execstack.out: $(objpfx)tst-execstack-mod.so
1028 CPPFLAGS-tst-execstack.c += -DUSE_PTHREADS=0
1029 LDFLAGS-tst-execstack = -Wl,-z,noexecstack
1030 LDFLAGS-tst-execstack-mod.so = -Wl,-z,execstack
1031
1032 $(objpfx)tst-execstack-needed: $(objpfx)tst-execstack-mod.so
1033 LDFLAGS-tst-execstack-needed = -Wl,-z,noexecstack
1034
1035 LDFLAGS-tst-execstack-prog = -Wl,-z,execstack
1036 CFLAGS-tst-execstack-prog.c += -Wno-trampolines
1037 CFLAGS-tst-execstack-mod.c += -Wno-trampolines
1038 endif
1039
1040 LDFLAGS-tst-array2 = $(no-as-needed)
1041 LDFLAGS-tst-array5 = $(no-as-needed)
1042
1043 $(objpfx)tst-array1-cmp.out: tst-array1.exp $(objpfx)tst-array1.out
1044         cmp $^ > $@; \
1045         $(evaluate-test)
1046
1047 $(objpfx)tst-array1-static-cmp.out: tst-array1.exp \
1048                                     $(objpfx)tst-array1-static.out
1049         cmp $^ > $@; \
1050         $(evaluate-test)
1051
1052 $(objpfx)tst-array2: $(objpfx)tst-array2dep.so
1053 $(objpfx)tst-array2-cmp.out: tst-array2.exp $(objpfx)tst-array2.out
1054         cmp $^ > $@; \
1055         $(evaluate-test)
1056
1057 $(objpfx)tst-array3-cmp.out: tst-array1.exp $(objpfx)tst-array3.out
1058         cmp $^ > $@; \
1059         $(evaluate-test)
1060
1061 $(objpfx)tst-array4: $(libdl)
1062 $(objpfx)tst-array4.out: $(objpfx)tst-array2dep.so
1063 $(objpfx)tst-array4-cmp.out: tst-array4.exp $(objpfx)tst-array4.out
1064         cmp $^ > $@; \
1065         $(evaluate-test)
1066
1067 $(objpfx)tst-array5: $(objpfx)tst-array5dep.so
1068 $(objpfx)tst-array5-cmp.out: tst-array5.exp $(objpfx)tst-array5.out
1069         cmp $^ > $@; \
1070         $(evaluate-test)
1071
1072 $(objpfx)tst-array5-static-cmp.out: tst-array5-static.exp \
1073                                 $(objpfx)tst-array5-static.out
1074         cmp $^ > $@; \
1075         $(evaluate-test)
1076
1077 CFLAGS-tst-pie1.c += $(pie-ccflag)
1078 CFLAGS-tst-pie2.c += $(pie-ccflag)
1079
1080 $(objpfx)tst-piemod1.so: $(libsupport)
1081 $(objpfx)tst-pie1: $(objpfx)tst-piemod1.so
1082
1083 ifeq (yes,$(build-shared))
1084 # NB: Please keep cet-built-dso in sysdeps/x86/Makefile in sync with
1085 # all-built-dso here.
1086 all-built-dso := $(common-objpfx)elf/ld.so $(common-objpfx)libc.so \
1087                  $(filter-out $(common-objpfx)linkobj/libc.so, \
1088                               $(sort $(wildcard $(addprefix $(common-objpfx), \
1089                                                             */lib*.so \
1090                                                             iconvdata/*.so))))
1091
1092 $(all-built-dso:=.dyn): %.dyn: %
1093         @rm -f $@T
1094         LC_ALL=C $(READELF) -W -d $< > $@T
1095         test -s $@T
1096         mv -f $@T $@
1097 common-generated += $(all-built-dso:$(common-objpfx)%=%.dyn)
1098
1099 $(objpfx)check-textrel.out: $(..)scripts/check-textrel.awk \
1100                             $(all-built-dso:=.dyn)
1101         LC_ALL=C $(AWK) -f $^ > $@; \
1102         $(evaluate-test)
1103 generated += check-textrel.out
1104
1105 $(objpfx)execstack-default: $(first-word $(wildcard $(sysdirs:%=%/stackinfo.h)))
1106         $(make-target-directory)
1107         { echo '#include <elf.h>'; \
1108           echo '#include <stackinfo.h>'; \
1109           echo '#if (DEFAULT_STACK_PERMS & PF_X) == 0'; \
1110           echo '@@@execstack-no@@@'; \
1111           echo '#else'; \
1112           echo '@@@execstack-yes@@@'; \
1113           echo '#endif'; } | \
1114         $(CC) $(CFLAGS) $(CPPFLAGS) -E -x c-header - | \
1115         sed -n -e 's/^@@@\(.*\)@@@/\1/p' > $@T
1116         mv -f $@T $@
1117 generated += execstack-default
1118
1119 $(all-built-dso:=.phdr): %.phdr: %
1120         @rm -f $@T
1121         LC_ALL=C $(READELF) -W -l $< > $@T
1122         test -s $@T
1123         mv -f $@T $@
1124 common-generated += $(all-built-dso:$(common-objpfx)%=%.phdr)
1125
1126 $(objpfx)check-execstack.out: $(..)scripts/check-execstack.awk \
1127                               $(objpfx)execstack-default \
1128                               $(all-built-dso:=.phdr)
1129         LC_ALL=C $(AWK) -v "xfail=$(check-execstack-xfail)" -f $^ > $@; \
1130         $(evaluate-test)
1131 generated += check-execstack.out
1132
1133 $(objpfx)tst-dlmodcount: $(libdl)
1134 $(objpfx)tst-dlmodcount.out: $(test-modules)
1135
1136 $(all-built-dso:=.jmprel): %.jmprel: % Makefile
1137         @rm -f $@T
1138         LC_ALL=C $(READELF) -W -S -d -r $< > $@T
1139         test -s $@T
1140         mv -f $@T $@
1141 common-generated += $(all-built-dso:$(common-objpfx)%=%.jmprel)
1142
1143 localplt-built-dso := $(addprefix $(common-objpfx),\
1144                                   libc.so \
1145                                   elf/ld.so \
1146                                   math/libm.so \
1147                                   rt/librt.so \
1148                                   dlfcn/libdl.so \
1149                                   resolv/libresolv.so \
1150                        )
1151 ifeq ($(build-mathvec),yes)
1152 localplt-built-dso += $(addprefix $(common-objpfx), mathvec/libmvec.so)
1153 endif
1154 ifeq ($(have-thread-library),yes)
1155 localplt-built-dso += $(filter-out %_nonshared.a, $(shared-thread-library))
1156 endif
1157 ifeq ($(build-crypt),yes)
1158 localplt-built-dso += $(addprefix $(common-objpfx), crypt/libcrypt.so)
1159 endif
1160
1161 vpath localplt.data $(+sysdep_dirs)
1162
1163 $(objpfx)check-localplt.out: $(..)scripts/check-localplt.awk \
1164                              $(..)scripts/localplt.awk \
1165                              $(localplt-built-dso:=.jmprel) \
1166                              localplt.data
1167         LC_ALL=C $(AWK) -f $(filter-out $< %localplt.data,$^) | \
1168           LC_ALL=C $(AWK) -f $< $(filter %localplt.data,$^) - \
1169           > $@; \
1170         $(evaluate-test)
1171 endif
1172
1173 $(all-built-dso:=.dynsym): %.dynsym: %
1174         @rm -f $@T
1175         LC_ALL=C $(READELF) -W --dyn-syms $< > $@T
1176         test -s $@T
1177         mv -f $@T $@
1178 common-generated += $(all-built-dso:$(common-objpfx)%=%.dynsym)
1179
1180 $(objpfx)check-initfini.out: $(..)scripts/check-initfini.awk \
1181                             $(all-built-dso:=.dynsym)
1182         LC_ALL=C $(AWK) -f $^ > $@; \
1183         $(evaluate-test)
1184 generated += check-initfini.out
1185
1186 $(objpfx)tst-dlopenrpathmod.so: $(libdl)
1187 $(objpfx)tst-dlopenrpath: $(objpfx)tst-dlopenrpathmod.so $(libdl)
1188 CFLAGS-tst-dlopenrpath.c += -DPFX=\"$(objpfx)\"
1189 LDFLAGS-tst-dlopenrpathmod.so += -Wl,-rpath,\$$ORIGIN/test-subdir
1190 $(objpfx)tst-dlopenrpath.out: $(objpfx)firstobj.so
1191
1192 $(objpfx)tst-deep1mod2.so: $(objpfx)tst-deep1mod3.so
1193 $(objpfx)tst-deep1: $(libdl) $(objpfx)tst-deep1mod1.so
1194 $(objpfx)tst-deep1.out: $(objpfx)tst-deep1mod2.so
1195 LDFLAGS-tst-deep1 += -rdynamic
1196 tst-deep1mod3.so-no-z-defs = yes
1197
1198 $(objpfx)tst-dlmopen1mod.so: $(libdl)
1199 $(objpfx)tst-dlmopen1: $(libdl)
1200 $(objpfx)tst-dlmopen1.out: $(objpfx)tst-dlmopen1mod.so
1201
1202 $(objpfx)tst-dlmopen2: $(libdl)
1203 $(objpfx)tst-dlmopen2.out: $(objpfx)tst-dlmopen1mod.so
1204
1205 $(objpfx)tst-dlmopen3: $(libdl)
1206 $(objpfx)tst-dlmopen3.out: $(objpfx)tst-dlmopen1mod.so
1207
1208 $(objpfx)tst-audit1.out: $(objpfx)tst-auditmod1.so
1209 tst-audit1-ENV = LD_AUDIT=$(objpfx)tst-auditmod1.so
1210
1211 $(objpfx)tst-audit2: $(libdl)
1212 $(objpfx)tst-audit2.out: $(objpfx)tst-auditmod1.so $(objpfx)tst-auditmod9b.so
1213 # Prevent GCC-5 from translating a malloc/memset pair into calloc
1214 CFLAGS-tst-audit2.c += -fno-builtin
1215 tst-audit2-ENV = LD_AUDIT=$(objpfx)tst-auditmod1.so
1216
1217 $(objpfx)tst-audit9: $(libdl)
1218 $(objpfx)tst-audit9.out: $(objpfx)tst-auditmod9a.so $(objpfx)tst-auditmod9b.so
1219 tst-audit9-ENV = LD_AUDIT=$(objpfx)tst-auditmod9a.so
1220
1221 $(objpfx)tst-audit8: $(libm)
1222 $(objpfx)tst-audit8.out: $(objpfx)tst-auditmod1.so
1223 tst-audit8-ENV = LD_AUDIT=$(objpfx)tst-auditmod1.so
1224
1225 $(objpfx)tst-global1: $(libdl)
1226 $(objpfx)tst-global1.out: $(objpfx)testobj6.so $(objpfx)testobj2.so
1227
1228 $(objpfx)order2: $(libdl)
1229 $(objpfx)order2.out: $(objpfx)order2mod1.so $(objpfx)order2mod2.so
1230 $(objpfx)order2-cmp.out: $(objpfx)order2.out
1231         (echo "12345" | cmp $< -) > $@; \
1232         $(evaluate-test)
1233 $(objpfx)order2mod1.so: $(objpfx)order2mod4.so
1234 $(objpfx)order2mod4.so: $(objpfx)order2mod3.so
1235 $(objpfx)order2mod2.so: $(objpfx)order2mod3.so
1236 order2mod2.so-no-z-defs = yes
1237 LDFLAGS-order2mod1.so = $(no-as-needed)
1238 LDFLAGS-order2mod2.so = $(no-as-needed)
1239
1240 tst-stackguard1-ARGS = --command "$(host-test-program-cmd) --child"
1241 tst-stackguard1-static-ARGS = --command "$(objpfx)tst-stackguard1-static --child"
1242
1243 tst-ptrguard1-ARGS = --command "$(host-test-program-cmd) --child"
1244 # When built statically, the pointer guard interface uses
1245 # __pointer_chk_guard_local.
1246 CFLAGS-tst-ptrguard1-static.c += -DPTRGUARD_LOCAL
1247 tst-ptrguard1-static-ARGS = --command "$(objpfx)tst-ptrguard1-static --child"
1248
1249 $(objpfx)tst-leaks1: $(libdl)
1250 $(objpfx)tst-leaks1-mem.out: $(objpfx)tst-leaks1.out
1251         $(common-objpfx)malloc/mtrace $(objpfx)tst-leaks1.mtrace > $@; \
1252         $(evaluate-test)
1253
1254 $(objpfx)tst-leaks1-static: $(common-objpfx)dlfcn/libdl.a
1255 $(objpfx)tst-leaks1-static-mem.out: $(objpfx)tst-leaks1-static.out
1256         $(common-objpfx)malloc/mtrace $(objpfx)tst-leaks1-static.mtrace > $@; \
1257         $(evaluate-test)
1258
1259 tst-leaks1-ENV = MALLOC_TRACE=$(objpfx)tst-leaks1.mtrace
1260 tst-leaks1-static-ENV = MALLOC_TRACE=$(objpfx)tst-leaks1-static.mtrace
1261
1262 $(objpfx)tst-addr1: $(libdl)
1263
1264 $(objpfx)tst-thrlock: $(libdl) $(shared-thread-library)
1265 $(objpfx)tst-dlopen-aout: $(libdl) $(shared-thread-library)
1266
1267 CFLAGS-ifuncmain1pic.c += $(pic-ccflag)
1268 CFLAGS-ifuncmain1picstatic.c += $(pic-ccflag)
1269 CFLAGS-ifuncmain1staticpic.c += $(pic-ccflag)
1270 CFLAGS-ifuncdep1pic.c += $(pic-ccflag)
1271 CFLAGS-ifuncmain1vispic.c += $(pic-ccflag)
1272 CFLAGS-ifuncmain2pic.c += $(pic-ccflag)
1273 CFLAGS-ifuncmain2picstatic.c += $(pic-ccflag)
1274 CFLAGS-ifuncdep2pic.c += $(pic-ccflag)
1275 CFLAGS-ifuncmain4picstatic.c += $(pic-ccflag)
1276 CFLAGS-ifuncmain5pic.c += $(pic-ccflag)
1277 CFLAGS-ifuncmain5picstatic.c += $(pic-ccflag)
1278 CFLAGS-ifuncmain5staticpic.c += $(pic-ccflag)
1279 CFLAGS-ifuncdep5pic.c += $(pic-ccflag)
1280 CFLAGS-ifuncmain7pic.c += $(pic-ccflag)
1281 CFLAGS-ifuncmain7picstatic.c += $(pic-ccflag)
1282 CFLAGS-ifuncmain9pic.c += $(pic-ccflag)
1283 CFLAGS-ifuncmain9picstatic.c += $(pic-ccflag)
1284
1285 LDFLAGS-ifuncmain3 = -Wl,-export-dynamic
1286
1287 CFLAGS-ifuncmain1pie.c += $(pie-ccflag)
1288 CFLAGS-ifuncmain1vispie.c += $(pie-ccflag)
1289 CFLAGS-ifuncmain1staticpie.c += $(pie-ccflag)
1290 CFLAGS-ifuncmain5pie.c += $(pie-ccflag)
1291 CFLAGS-ifuncmain6pie.c += $(pie-ccflag)
1292 CFLAGS-ifuncmain7pie.c += $(pie-ccflag)
1293 CFLAGS-ifuncmain9pie.c += $(pie-ccflag)
1294 CFLAGS-tst-ifunc-textrel.c += $(pic-ccflag)
1295
1296 $(objpfx)ifuncmain1pie: $(objpfx)ifuncmod1.so
1297 $(objpfx)ifuncmain1staticpie: $(objpfx)ifuncdep1pic.o
1298 $(objpfx)ifuncmain1vispie: $(objpfx)ifuncmod1.so
1299 $(objpfx)ifuncmain5pie: $(objpfx)ifuncmod5.so
1300 $(objpfx)ifuncmain6pie: $(objpfx)ifuncmod6.so
1301
1302 $(objpfx)ifuncmain1: $(addprefix $(objpfx),ifuncmod1.so)
1303 $(objpfx)ifuncmain1pic: $(addprefix $(objpfx),ifuncmod1.so)
1304 $(objpfx)ifuncmain1staticpic: $(addprefix $(objpfx),ifuncdep1pic.o)
1305 $(objpfx)ifuncmain1static: $(addprefix $(objpfx),ifuncdep1.o)
1306 $(objpfx)ifuncmain1picstatic: $(addprefix $(objpfx),ifuncdep1pic.o)
1307 $(objpfx)ifuncmain1vis: $(addprefix $(objpfx),ifuncmod1.so)
1308 $(objpfx)ifuncmain1vispic: $(addprefix $(objpfx),ifuncmod1.so)
1309 $(objpfx)ifuncmain2: $(addprefix $(objpfx),ifuncdep2.o)
1310 $(objpfx)ifuncmain2pic: $(addprefix $(objpfx),ifuncdep2pic.o)
1311 $(objpfx)ifuncmain2static: $(addprefix $(objpfx),ifuncdep2.o)
1312 $(objpfx)ifuncmain2picstatic: $(addprefix $(objpfx),ifuncdep2pic.o)
1313
1314 $(objpfx)ifuncmain3: $(libdl)
1315 $(objpfx)ifuncmain3.out: $(objpfx)ifuncmod3.so
1316
1317 $(objpfx)ifuncmain5: $(addprefix $(objpfx),ifuncmod5.so)
1318 $(objpfx)ifuncmain5pic: $(addprefix $(objpfx),ifuncmod5.so)
1319 $(objpfx)ifuncmain5static: $(addprefix $(objpfx),ifuncdep5.o)
1320 $(objpfx)ifuncmain5staticpic: $(addprefix $(objpfx),ifuncdep5pic.o)
1321 $(objpfx)ifuncmain5picstatic: $(addprefix $(objpfx),ifuncdep5pic.o)
1322
1323 $(objpfx)tst-unique1: $(libdl)
1324 $(objpfx)tst-unique1.out: $(objpfx)tst-unique1mod1.so \
1325                           $(objpfx)tst-unique1mod2.so
1326
1327 $(objpfx)tst-unique2: $(libdl) $(objpfx)tst-unique2mod1.so
1328 $(objpfx)tst-unique2.out: $(objpfx)tst-unique2mod2.so
1329
1330 $(objpfx)tst-unique3: $(libdl) $(objpfx)tst-unique3lib.so
1331 $(objpfx)tst-unique3.out: $(objpfx)tst-unique3lib2.so
1332
1333 $(objpfx)tst-unique4: $(objpfx)tst-unique4lib.so
1334
1335 $(objpfx)tst-nodelete: $(libdl)
1336 $(objpfx)tst-nodelete.out: $(objpfx)tst-nodelete-uniquemod.so \
1337                            $(objpfx)tst-nodelete-rtldmod.so \
1338                            $(objpfx)tst-nodelete-zmod.so
1339
1340 LDFLAGS-tst-nodelete = -rdynamic
1341 LDFLAGS-tst-nodelete-zmod.so = -Wl,--enable-new-dtags,-z,nodelete
1342
1343 $(objpfx)tst-nodelete2: $(libdl)
1344 $(objpfx)tst-nodelete2.out: $(objpfx)tst-nodelete2mod.so
1345
1346 LDFLAGS-tst-nodelete2 = -rdynamic
1347
1348 $(objpfx)tst-initorder-cmp.out: tst-initorder.exp $(objpfx)tst-initorder.out
1349         cmp $^ > $@; \
1350         $(evaluate-test)
1351
1352 $(objpfx)tst-initorder2: $(objpfx)tst-initorder2a.so $(objpfx)tst-initorder2d.so $(objpfx)tst-initorder2c.so
1353 $(objpfx)tst-initorder2a.so: $(objpfx)tst-initorder2b.so
1354 $(objpfx)tst-initorder2b.so: $(objpfx)tst-initorder2c.so
1355 $(objpfx)tst-initorder2c.so: $(objpfx)tst-initorder2d.so
1356 LDFLAGS-tst-initorder2 = $(no-as-needed)
1357 LDFLAGS-tst-initorder2a.so = $(no-as-needed)
1358 LDFLAGS-tst-initorder2b.so = $(no-as-needed)
1359 LDFLAGS-tst-initorder2c.so = $(no-as-needed)
1360 define o-iterator-doit
1361 $(objpfx)tst-initorder2$o.os: tst-initorder2.c; \
1362 $$(compile-command.c) -DNAME=\"$o\"
1363 endef
1364 object-suffixes-left := a b c d
1365 include $(o-iterator)
1366
1367 $(objpfx)tst-initorder2-cmp.out: tst-initorder2.exp $(objpfx)tst-initorder2.out
1368         cmp $^ > $@; \
1369         $(evaluate-test)
1370
1371 $(objpfx)tst-relsort1: $(libdl)
1372 $(objpfx)tst-relsort1mod1.so: $(libm) $(objpfx)tst-relsort1mod2.so
1373 $(objpfx)tst-relsort1mod2.so: $(libm)
1374 $(objpfx)tst-relsort1.out: $(objpfx)tst-relsort1mod1.so \
1375                            $(objpfx)tst-relsort1mod2.so
1376
1377 $(objpfx)tst-unused-dep.out: $(objpfx)testobj1.so
1378         $(test-wrapper-env) \
1379         LD_TRACE_LOADED_OBJECTS=1 \
1380         LD_DEBUG=unused \
1381         LD_PRELOAD= \
1382         $(rtld-prefix) \
1383           $< > $@; \
1384         $(evaluate-test)
1385
1386 $(objpfx)tst-unused-dep-cmp.out: $(objpfx)tst-unused-dep.out
1387         cmp $< /dev/null > $@; \
1388         $(evaluate-test)
1389
1390 $(objpfx)tst-audit11.out: $(objpfx)tst-auditmod11.so $(objpfx)tst-audit11mod1.so
1391 $(objpfx)tst-audit11: $(libdl)
1392 tst-audit11-ENV = LD_AUDIT=$(objpfx)tst-auditmod11.so
1393 $(objpfx)tst-audit11mod1.so: $(objpfx)tst-audit11mod2.so
1394 LDFLAGS-tst-audit11mod2.so = -Wl,--version-script=tst-audit11mod2.map,-soname,tst-audit11mod2.so
1395
1396 $(objpfx)tst-audit12.out: $(objpfx)tst-auditmod12.so $(objpfx)tst-audit12mod1.so $(objpfx)tst-audit12mod3.so
1397 $(objpfx)tst-audit12: $(libdl)
1398 tst-audit12-ENV = LD_AUDIT=$(objpfx)tst-auditmod12.so
1399 $(objpfx)tst-audit12mod1.so: $(objpfx)tst-audit12mod2.so
1400 LDFLAGS-tst-audit12mod2.so = -Wl,--version-script=tst-audit12mod2.map
1401
1402 $(objpfx)tst-audit13.out: $(objpfx)tst-audit13mod1.so
1403 LDFLAGS-tst-audit13mod1.so = -Wl,-z,lazy
1404 tst-audit13-ENV = LD_AUDIT=$(objpfx)tst-audit13mod1.so
1405
1406 # Override -z defs, so that we can reference an undefined symbol.
1407 # Force lazy binding for the same reason.
1408 LDFLAGS-tst-latepthreadmod.so = \
1409   -Wl,-z,lazy -Wl,--unresolved-symbols=ignore-all
1410 # Do not optimize sibling calls as the test relies on a JMP_SLOT relocation for
1411 # function this_function_is_not_defined.
1412 CFLAGS-tst-latepthreadmod.c += -fno-optimize-sibling-calls
1413 $(objpfx)tst-latepthreadmod.so: $(shared-thread-library)
1414 $(objpfx)tst-latepthread: $(libdl)
1415 $(objpfx)tst-latepthread.out: $(objpfx)tst-latepthreadmod.so
1416
1417 # The test modules are parameterized by preprocessor macros.
1418 $(patsubst %,$(objpfx)%.os,$(tst-tls-many-dynamic-modules)): \
1419   $(objpfx)tst-tls-manydynamic%mod.os : tst-tls-manydynamicmod.c
1420         $(compile-command.c) \
1421           -DNAME=tls_global_$* -DSETTER=set_value_$* -DGETTER=get_value_$*
1422 $(objpfx)tst-tls-manydynamic: $(libdl) $(shared-thread-library)
1423 $(objpfx)tst-tls-manydynamic.out: \
1424   $(patsubst %,$(objpfx)%.so,$(tst-tls-many-dynamic-modules))
1425
1426 tst-prelink-ENV = LD_TRACE_PRELINKING=1
1427
1428 $(objpfx)tst-prelink-conflict.out: $(objpfx)tst-prelink.out
1429         grep stdout $< | grep conflict | $(AWK) '{ print $$10, $$11 }' > $@
1430
1431 $(objpfx)tst-prelink-cmp.out: tst-prelink.exp \
1432                               $(objpfx)tst-prelink-conflict.out
1433         cmp $^ > $@; \
1434         $(evaluate-test)
1435
1436 $(objpfx)tst-ldconfig-X.out : tst-ldconfig-X.sh $(objpfx)ldconfig
1437         $(SHELL) $< '$(common-objpfx)' '$(test-wrapper-env)' \
1438                  '$(run-program-env)' > $@; \
1439         $(evaluate-test)
1440
1441 $(objpfx)tst-dlsym-error: $(libdl)
1442
1443 # Test static linking of all the libraries we can possibly link
1444 # together.  Note that in some configurations this may be less than the
1445 # complete list of libraries we build but we try to maxmimize this list.
1446 $(objpfx)tst-linkall-static: \
1447   $(common-objpfx)math/libm.a \
1448   $(common-objpfx)resolv/libresolv.a \
1449   $(common-objpfx)dlfcn/libdl.a \
1450   $(common-objpfx)login/libutil.a \
1451   $(common-objpfx)rt/librt.a \
1452   $(common-objpfx)resolv/libanl.a \
1453   $(static-thread-library)
1454
1455 ifeq ($(build-crypt),yes)
1456 # If we are using NSS crypto and we have the ability to link statically
1457 # then we include libcrypt.a, otherwise we leave out libcrypt.a and
1458 # link as much as we can into the tst-linkall-static test.  This assumes
1459 # that linking with libcrypt.a does everything required to include the
1460 # static NSS crypto library.
1461 ifeq (yesyes,$(nss-crypt)$(static-nss-crypt))
1462 $(objpfx)tst-linkall-static: \
1463   $(common-objpfx)crypt/libcrypt.a
1464 endif
1465 # If we are not using NSS crypto then we always have the ability to link
1466 # with libcrypt.a.
1467 ifeq (no,$(nss-crypt))
1468 $(objpfx)tst-linkall-static: \
1469   $(common-objpfx)crypt/libcrypt.a
1470 endif
1471 endif
1472
1473 # The application depends on the DSO, and the DSO loads the plugin.
1474 # The plugin also depends on the DSO. This creates the circular
1475 # dependency via dlopen that we're testing to make sure works.
1476 $(objpfx)tst-nodelete-dlclose-dso.so: $(libdl)
1477 $(objpfx)tst-nodelete-dlclose-plugin.so: $(objpfx)tst-nodelete-dlclose-dso.so
1478 $(objpfx)tst-nodelete-dlclose: $(objpfx)tst-nodelete-dlclose-dso.so
1479 $(objpfx)tst-nodelete-dlclose.out: $(objpfx)tst-nodelete-dlclose-dso.so \
1480                                    $(objpfx)tst-nodelete-dlclose-plugin.so
1481
1482 tst-env-setuid-ENV = MALLOC_CHECK_=2 MALLOC_MMAP_THRESHOLD_=4096 \
1483                      LD_HWCAP_MASK=0x1
1484 tst-env-setuid-tunables-ENV = \
1485         GLIBC_TUNABLES=glibc.malloc.check=2:glibc.malloc.mmap_threshold=4096
1486
1487 $(objpfx)tst-debug1: $(libdl)
1488 $(objpfx)tst-debug1.out: $(objpfx)tst-debug1mod1.so
1489
1490 $(objpfx)tst-debug1mod1.so: $(objpfx)testobj1.so
1491         $(OBJCOPY) --only-keep-debug $< $@
1492
1493 $(objpfx)tst-main1: $(objpfx)tst-main1mod.so
1494 CRT-tst-main1 := $(csu-objpfx)crt1.o
1495 tst-main1-no-pie = yes
1496 LDLIBS-tst-main1 = $(libsupport)
1497 tst-main1mod.so-no-z-defs = yes
1498
1499 LDLIBS-tst-absolute-sym-lib.so = tst-absolute-sym-lib.lds
1500 $(objpfx)tst-absolute-sym-lib.so: $(LDLIBS-tst-absolute-sym-lib.so)
1501 $(objpfx)tst-absolute-sym: $(objpfx)tst-absolute-sym-lib.so
1502
1503 LDLIBS-tst-absolute-zero-lib.so = tst-absolute-zero-lib.lds
1504 $(objpfx)tst-absolute-zero-lib.so: $(LDLIBS-tst-absolute-zero-lib.so)
1505 $(objpfx)tst-absolute-zero: $(objpfx)tst-absolute-zero-lib.so
1506
1507 # Both the main program and the DSO for tst-libc_dlvsym need to link
1508 # against libdl.
1509 $(objpfx)tst-libc_dlvsym: $(libdl)
1510 $(objpfx)tst-libc_dlvsym-dso.so: $(libsupport) $(libdl)
1511 $(objpfx)tst-libc_dlvsym.out: $(objpfx)tst-libc_dlvsym-dso.so
1512 $(objpfx)tst-libc_dlvsym-static: $(common-objpfx)dlfcn/libdl.a
1513 tst-libc_dlvsym-static-ENV = \
1514   LD_LIBRARY_PATH=$(objpfx):$(common-objpfx):$(common-objpfx)dlfcn
1515 $(objpfx)tst-libc_dlvsym-static.out: $(objpfx)tst-libc_dlvsym-dso.so
1516
1517 $(objpfx)tst-big-note: $(objpfx)tst-big-note-lib.so
1518 # Avoid creating an ABI tag note, which may come before the
1519 # artificial, large note in tst-big-note-lib.o and invalidate the
1520 # test.
1521 $(objpfx)tst-big-note-lib.so: $(objpfx)tst-big-note-lib.o
1522         $(LINK.o) -shared -o $@ $(LDFLAGS.so) $<
1523
1524 $(objpfx)tst-unwind-ctor: $(objpfx)tst-unwind-ctor-lib.so
1525
1526 CFLAGS-tst-unwind-main.c += -funwind-tables -DUSE_PTHREADS=0