Android.mk revision 470631ed79538ce912edb94505dee3e24af8db89
1LOCAL_PATH:= $(call my-dir) 2 3include $(LOCAL_PATH)/arch-$(TARGET_ARCH)/syscalls.mk 4 5# Define the common source files for all the libc instances 6# ========================================================= 7libc_common_src_files := \ 8 $(syscall_src) \ 9 unistd/abort.c \ 10 unistd/alarm.c \ 11 unistd/brk.c \ 12 unistd/creat.c \ 13 unistd/daemon.c \ 14 unistd/eventfd.c \ 15 unistd/exec.c \ 16 unistd/fcntl.c \ 17 unistd/fnmatch.c \ 18 unistd/fstatfs.c \ 19 unistd/ftime.c \ 20 unistd/ftok.c \ 21 unistd/getcwd.c \ 22 unistd/getdtablesize.c \ 23 unistd/gethostname.c \ 24 unistd/getopt_long.c \ 25 unistd/getpgrp.c \ 26 unistd/getpriority.c \ 27 unistd/getpt.c \ 28 unistd/initgroups.c \ 29 unistd/isatty.c \ 30 unistd/issetugid.c \ 31 unistd/killpg.c \ 32 unistd/lseek64.c \ 33 unistd/mmap.c \ 34 unistd/nice.c \ 35 unistd/open.c \ 36 unistd/openat.c \ 37 unistd/opendir.c \ 38 unistd/pathconf.c \ 39 unistd/perror.c \ 40 unistd/popen.c \ 41 unistd/pread.c \ 42 unistd/pselect.c \ 43 unistd/ptsname.c \ 44 unistd/ptsname_r.c \ 45 unistd/pwrite.c \ 46 unistd/raise.c \ 47 unistd/reboot.c \ 48 unistd/recv.c \ 49 unistd/sbrk.c \ 50 unistd/send.c \ 51 unistd/setegid.c \ 52 unistd/setuid.c \ 53 unistd/seteuid.c \ 54 unistd/setreuid.c \ 55 unistd/setresuid.c \ 56 unistd/setpgrp.c \ 57 unistd/sigblock.c \ 58 unistd/siginterrupt.c \ 59 unistd/siglist.c \ 60 unistd/signal.c \ 61 unistd/signame.c \ 62 unistd/sigsetmask.c \ 63 unistd/sigsuspend.c \ 64 unistd/sigwait.c \ 65 unistd/sleep.c \ 66 unistd/statfs.c \ 67 unistd/strsignal.c \ 68 unistd/syslog.c \ 69 unistd/system.c \ 70 unistd/tcgetpgrp.c \ 71 unistd/tcsetpgrp.c \ 72 unistd/time.c \ 73 unistd/umount.c \ 74 unistd/unlockpt.c \ 75 unistd/usleep.c \ 76 unistd/wait.c \ 77 stdio/asprintf.c \ 78 stdio/clrerr.c \ 79 stdio/fclose.c \ 80 stdio/fdopen.c \ 81 stdio/feof.c \ 82 stdio/ferror.c \ 83 stdio/fflush.c \ 84 stdio/fgetc.c \ 85 stdio/fgetln.c \ 86 stdio/fgetpos.c \ 87 stdio/fgets.c \ 88 stdio/fileno.c \ 89 stdio/findfp.c \ 90 stdio/flags.c \ 91 stdio/flockfile.c \ 92 stdio/fopen.c \ 93 stdio/fprintf.c \ 94 stdio/fpurge.c \ 95 stdio/fputc.c \ 96 stdio/fputs.c \ 97 stdio/fread.c \ 98 stdio/freopen.c \ 99 stdio/fscanf.c \ 100 stdio/fseek.c \ 101 stdio/fsetpos.c \ 102 stdio/ftell.c \ 103 stdio/funopen.c \ 104 stdio/fvwrite.c \ 105 stdio/fwalk.c \ 106 stdio/fwrite.c \ 107 stdio/getc.c \ 108 stdio/getchar.c \ 109 stdio/gets.c \ 110 stdio/makebuf.c \ 111 stdio/mktemp.c \ 112 stdio/printf.c \ 113 stdio/putc.c \ 114 stdio/putchar.c \ 115 stdio/puts.c \ 116 stdio/putw.c \ 117 stdio/refill.c \ 118 stdio/remove.c \ 119 stdio/rewind.c \ 120 stdio/rget.c \ 121 stdio/scanf.c \ 122 stdio/setbuf.c \ 123 stdio/setbuffer.c \ 124 stdio/setvbuf.c \ 125 stdio/snprintf.c\ 126 stdio/sprintf.c \ 127 stdio/sscanf.c \ 128 stdio/stdio.c \ 129 stdio/tempnam.c \ 130 stdio/tmpfile.c \ 131 stdio/tmpnam.c \ 132 stdio/ungetc.c \ 133 stdio/vasprintf.c \ 134 stdio/vfprintf.c \ 135 stdio/vfscanf.c \ 136 stdio/vprintf.c \ 137 stdio/vsnprintf.c \ 138 stdio/vsprintf.c \ 139 stdio/vscanf.c \ 140 stdio/vsscanf.c \ 141 stdio/wbuf.c \ 142 stdio/wsetup.c \ 143 stdlib/_rand48.c \ 144 stdlib/assert.c \ 145 stdlib/atexit.c \ 146 stdlib/atoi.c \ 147 stdlib/atol.c \ 148 stdlib/atoll.c \ 149 stdlib/bsearch.c \ 150 stdlib/ctype_.c \ 151 stdlib/div.c \ 152 stdlib/exit.c \ 153 stdlib/getenv.c \ 154 stdlib/jrand48.c \ 155 stdlib/ldiv.c \ 156 stdlib/lldiv.c \ 157 stdlib/locale.c \ 158 stdlib/lrand48.c \ 159 stdlib/mrand48.c \ 160 stdlib/nrand48.c \ 161 stdlib/putenv.c \ 162 stdlib/qsort.c \ 163 stdlib/seed48.c \ 164 stdlib/setenv.c \ 165 stdlib/setjmperr.c \ 166 stdlib/srand48.c \ 167 stdlib/strntoimax.c \ 168 stdlib/strntoumax.c \ 169 stdlib/strtod.c \ 170 stdlib/strtoimax.c \ 171 stdlib/strtol.c \ 172 stdlib/strtoll.c \ 173 stdlib/strtoul.c \ 174 stdlib/strtoull.c \ 175 stdlib/strtoumax.c \ 176 stdlib/tolower_.c \ 177 stdlib/toupper_.c \ 178 stdlib/wchar.c \ 179 string/index.c \ 180 string/memccpy.c \ 181 string/memchr.c \ 182 string/memmem.c \ 183 string/memrchr.c \ 184 string/memswap.c \ 185 string/strcasecmp.c \ 186 string/strcasestr.c \ 187 string/strcat.c \ 188 string/strchr.c \ 189 string/strcoll.c \ 190 string/strcspn.c \ 191 string/strdup.c \ 192 string/strerror.c \ 193 string/strerror_r.c \ 194 string/strlcat.c \ 195 string/strlcpy.c \ 196 string/strncat.c \ 197 string/strncpy.c \ 198 string/strndup.c \ 199 string/strnlen.c \ 200 string/strpbrk.c \ 201 string/strrchr.c \ 202 string/strsep.c \ 203 string/strspn.c \ 204 string/strstr.c \ 205 string/strtok.c \ 206 string/strtotimeval.c \ 207 string/strxfrm.c \ 208 wchar/wcpcpy.c \ 209 wchar/wcpncpy.c \ 210 wchar/wcscasecmp.c \ 211 wchar/wcscat.c \ 212 wchar/wcschr.c \ 213 wchar/wcscmp.c \ 214 wchar/wcscoll.c \ 215 wchar/wcscpy.c \ 216 wchar/wcscspn.c \ 217 wchar/wcsdup.c \ 218 wchar/wcslcat.c \ 219 wchar/wcslcpy.c \ 220 wchar/wcslen.c \ 221 wchar/wcsncasecmp.c \ 222 wchar/wcsncat.c \ 223 wchar/wcsncmp.c \ 224 wchar/wcsncpy.c \ 225 wchar/wcsnlen.c \ 226 wchar/wcspbrk.c \ 227 wchar/wcsrchr.c \ 228 wchar/wcsspn.c \ 229 wchar/wcsstr.c \ 230 wchar/wcstok.c \ 231 wchar/wcswidth.c \ 232 wchar/wcsxfrm.c \ 233 wchar/wmemchr.c \ 234 wchar/wmemcmp.c \ 235 wchar/wmemcpy.c \ 236 wchar/wmemmove.c \ 237 wchar/wmemset.c \ 238 inet/bindresvport.c \ 239 inet/inet_addr.c \ 240 inet/inet_aton.c \ 241 inet/inet_ntoa.c \ 242 inet/inet_ntop.c \ 243 inet/inet_pton.c \ 244 inet/ether_aton.c \ 245 inet/ether_ntoa.c \ 246 tzcode/asctime.c \ 247 tzcode/difftime.c \ 248 tzcode/localtime.c \ 249 tzcode/strftime.c \ 250 tzcode/strptime.c \ 251 bionic/__set_errno.c \ 252 bionic/cpuacct.c \ 253 bionic/arc4random.c \ 254 bionic/basename.c \ 255 bionic/basename_r.c \ 256 bionic/clearenv.c \ 257 bionic/dirname.c \ 258 bionic/dirname_r.c \ 259 bionic/drand48.c \ 260 bionic/erand48.c \ 261 bionic/err.c \ 262 bionic/fdprintf.c \ 263 bionic/fork.c \ 264 bionic/fts.c \ 265 bionic/if_nametoindex.c \ 266 bionic/if_indextoname.c \ 267 bionic/ioctl.c \ 268 bionic/ldexp.c \ 269 bionic/libc_init_common.c \ 270 bionic/logd_write.c \ 271 bionic/md5.c \ 272 bionic/memmove_words.c \ 273 bionic/pututline.c \ 274 bionic/realpath.c \ 275 bionic/sched_getaffinity.c \ 276 bionic/sched_getcpu.c \ 277 bionic/sched_cpualloc.c \ 278 bionic/sched_cpucount.c \ 279 bionic/semaphore.c \ 280 bionic/sha1.c \ 281 bionic/ssp.c \ 282 bionic/stubs.c \ 283 bionic/system_properties.c \ 284 bionic/time64.c \ 285 bionic/thread_atexit.c \ 286 bionic/utime.c \ 287 bionic/utmp.c \ 288 netbsd/gethnamaddr.c \ 289 netbsd/isc/ev_timers.c \ 290 netbsd/isc/ev_streams.c \ 291 netbsd/inet/nsap_addr.c \ 292 netbsd/resolv/__dn_comp.c \ 293 netbsd/resolv/__res_close.c \ 294 netbsd/resolv/__res_send.c \ 295 netbsd/resolv/herror.c \ 296 netbsd/resolv/res_comp.c \ 297 netbsd/resolv/res_data.c \ 298 netbsd/resolv/res_debug.c \ 299 netbsd/resolv/res_init.c \ 300 netbsd/resolv/res_mkquery.c \ 301 netbsd/resolv/res_query.c \ 302 netbsd/resolv/res_send.c \ 303 netbsd/resolv/res_state.c \ 304 netbsd/resolv/res_cache.c \ 305 netbsd/net/nsdispatch.c \ 306 netbsd/net/getaddrinfo.c \ 307 netbsd/net/getnameinfo.c \ 308 netbsd/net/getservbyname.c \ 309 netbsd/net/getservent.c \ 310 netbsd/net/base64.c \ 311 netbsd/net/getservbyport.c \ 312 netbsd/nameser/ns_name.c \ 313 netbsd/nameser/ns_parse.c \ 314 netbsd/nameser/ns_ttl.c \ 315 netbsd/nameser/ns_netint.c \ 316 netbsd/nameser/ns_print.c \ 317 netbsd/nameser/ns_samedomain.c \ 318 regex/regcomp.c \ 319 regex/regerror.c \ 320 regex/regexec.c \ 321 regex/regfree.c \ 322 323# The following files are common, but must be compiled 324# with different C flags when building a static C library. 325# 326# The reason for this is the implementation of __get_tls() 327# that will differ between the shared and static versions 328# of the library. 329# 330# See comments in private/bionic_tls.h for more details. 331# 332# NOTE: bionic/pthread.c is added later to this list 333# because it needs special handling on ARM, see 334# below. 335# 336libc_static_common_src_files := \ 337 unistd/sysconf.c \ 338 bionic/__errno.c \ 339 340# Architecture specific source files go here 341# ========================================================= 342ifeq ($(TARGET_ARCH),arm) 343libc_common_src_files += \ 344 bionic/bionic_clone.c \ 345 arch-arm/bionic/__get_pc.S \ 346 arch-arm/bionic/__get_sp.S \ 347 arch-arm/bionic/_exit_with_stack_teardown.S \ 348 arch-arm/bionic/_setjmp.S \ 349 arch-arm/bionic/abort_arm.S \ 350 arch-arm/bionic/atomics_arm.S \ 351 arch-arm/bionic/clone.S \ 352 arch-arm/bionic/eabi.c \ 353 arch-arm/bionic/ffs.S \ 354 arch-arm/bionic/kill.S \ 355 arch-arm/bionic/libgcc_compat.c \ 356 arch-arm/bionic/tkill.S \ 357 arch-arm/bionic/memcmp.S \ 358 arch-arm/bionic/memcmp16.S \ 359 arch-arm/bionic/memcpy.S \ 360 arch-arm/bionic/memset.S \ 361 arch-arm/bionic/setjmp.S \ 362 arch-arm/bionic/sigsetjmp.S \ 363 arch-arm/bionic/strlen.c.arm \ 364 arch-arm/bionic/strcpy.S \ 365 arch-arm/bionic/strcmp.S \ 366 arch-arm/bionic/syscall.S \ 367 string/memmove.c.arm \ 368 string/bcopy.c \ 369 string/strncmp.c \ 370 unistd/socketcalls.c 371 372# These files need to be arm so that gdbserver 373# can set breakpoints in them without messing 374# up any thumb code. 375libc_common_src_files += \ 376 bionic/pthread-atfork.c.arm \ 377 bionic/pthread-rwlocks.c.arm \ 378 bionic/pthread-timers.c.arm \ 379 bionic/ptrace.c.arm 380 381libc_static_common_src_files += \ 382 bionic/pthread.c.arm \ 383 384# these are used by the static and dynamic versions of the libc 385# respectively 386libc_arch_static_src_files := \ 387 arch-arm/bionic/exidx_static.c 388 389libc_arch_dynamic_src_files := \ 390 arch-arm/bionic/exidx_dynamic.c 391else # !arm 392 393ifeq ($(TARGET_ARCH),x86) 394libc_common_src_files += \ 395 arch-x86/bionic/__get_sp.S \ 396 arch-x86/bionic/__get_tls.c \ 397 arch-x86/bionic/__set_tls.c \ 398 arch-x86/bionic/atomics_x86.S \ 399 arch-x86/bionic/clone.S \ 400 arch-x86/bionic/_exit_with_stack_teardown.S \ 401 arch-x86/bionic/setjmp.S \ 402 arch-x86/bionic/_setjmp.S \ 403 arch-x86/bionic/sigsetjmp.S \ 404 arch-x86/bionic/vfork.S \ 405 arch-x86/bionic/syscall.S \ 406 arch-x86/string/bcopy_wrapper.S \ 407 arch-x86/string/memcpy_wrapper.S \ 408 arch-x86/string/memmove_wrapper.S \ 409 arch-x86/string/bzero_wrapper.S \ 410 arch-x86/string/memcmp_wrapper.S \ 411 arch-x86/string/memset_wrapper.S \ 412 arch-x86/string/strcmp_wrapper.S \ 413 arch-x86/string/strncmp_wrapper.S \ 414 arch-x86/string/strlen_wrapper.S \ 415 string/strcpy.c \ 416 bionic/pthread-atfork.c \ 417 bionic/pthread-rwlocks.c \ 418 bionic/pthread-timers.c \ 419 bionic/ptrace.c 420 421libc_static_common_src_files += \ 422 bionic/pthread.c \ 423 424# this is needed for static versions of libc 425libc_arch_static_src_files := \ 426 arch-x86/bionic/dl_iterate_phdr_static.c 427 428libc_arch_dynamic_src_files := 429else # !x86 430 431endif # !x86 432endif # !arm 433 434# Define some common cflags 435# ======================================================== 436libc_common_cflags := \ 437 -DWITH_ERRLIST \ 438 -DANDROID_CHANGES \ 439 -DUSE_LOCKS \ 440 -DREALLOC_ZERO_BYTES_FREES \ 441 -D_LIBC=1 \ 442 -DSOFTFLOAT \ 443 -DFLOATING_POINT \ 444 -DINET6 \ 445 -I$(LOCAL_PATH)/private \ 446 -DUSE_DL_PREFIX \ 447 -DPOSIX_MISTAKE \ 448 -DLOG_ON_HEAP_ERROR \ 449 -std=gnu99 450 451# these macro definitions are required to implement the 452# 'timezone' and 'daylight' global variables, as well as 453# properly update the 'tm_gmtoff' field in 'struct tm'. 454# 455libc_common_cflags += \ 456 -DTM_GMTOFF=tm_gmtoff \ 457 -DUSG_COMPAT=1 458 459ifeq ($(strip $(DEBUG_BIONIC_LIBC)),true) 460 libc_common_cflags += -DDEBUG 461endif 462 463# To customize dlmalloc's alignment, set BOARD_MALLOC_ALIGNMENT in 464# the appropriate BoardConfig.mk file. 465# 466ifneq ($(BOARD_MALLOC_ALIGNMENT),) 467 libc_common_cflags += -DMALLOC_ALIGNMENT=$(BOARD_MALLOC_ALIGNMENT) 468endif 469 470ifeq ($(TARGET_ARCH),arm) 471 libc_common_cflags += -fstrict-aliasing 472 libc_crt_target_cflags := -mthumb-interwork 473 # 474 # Define HAVE_ARM_TLS_REGISTER macro to indicate to the C library 475 # that it should access the hardware TLS register directly in 476 # private/bionic_tls.h 477 # 478 # The value must match your kernel configuration 479 # 480 ifeq ($(ARCH_ARM_HAVE_TLS_REGISTER),true) 481 libc_common_cflags += -DHAVE_ARM_TLS_REGISTER 482 endif 483 # 484 # Define HAVE_32_BYTE_CACHE_LINES to indicate to C 485 # library it should use to 32-byte version of memcpy, and not 486 # the 64-byte version. 487 # 488 ifeq ($(ARCH_ARM_HAVE_32_BYTE_CACHE_LINES),true) 489 libc_common_cflags += -DHAVE_32_BYTE_CACHE_LINE 490 endif 491else # !arm 492 ifeq ($(TARGET_ARCH),x86) 493 libc_crt_target_cflags := 494 # TARGET_GLOBAL_CFLAGS from build/core/combo/TARGET_linux-x86.mk sets all required flags. 495 endif # x86 496endif # !arm 497 498# Define ANDROID_SMP appropriately. 499ifeq ($(TARGET_CPU_SMP),true) 500 libc_common_cflags += -DANDROID_SMP=1 501else 502 libc_common_cflags += -DANDROID_SMP=0 503endif 504 505# Needed to access private/__dso_handle.S from 506# crtbegin_xxx.S and crtend_xxx.S 507# 508libc_crt_target_cflags += -I$(LOCAL_PATH)/private 509 510ifeq ($(TARGET_ARCH),arm) 511libc_crt_target_cflags += -DCRT_LEGACY_WORKAROUND 512endif 513 514# Define some common includes 515# ======================================================== 516libc_common_c_includes := \ 517 $(LOCAL_PATH)/stdlib \ 518 $(LOCAL_PATH)/string \ 519 $(LOCAL_PATH)/stdio 520 521# Needed to access private/__dso_handle.S from 522# crtbegin_xxx.S and crtend_xxx.S 523# 524libc_crt_target_cflags += -I$(LOCAL_PATH)/private 525 526# Define the libc run-time (crt) support object files that must be built, 527# which are needed to build all other objects (shared/static libs and 528# executables) 529# ========================================================================== 530 531ifneq ($(filter arm x86,$(TARGET_ARCH)),) 532# ARM and x86 need crtbegin_so/crtend_so. 533# 534# For x86, the .init section must point to a function that calls all 535# entries in the .ctors section. (on ARM this is done through the 536# .init_array section instead). 537# 538# For both platforms, the .fini_array section must point to a function 539# that will call __cxa_finalize(&__dso_handle) in order to ensure that 540# static C++ destructors are properly called on dlclose(). 541# 542 543libc_crt_target_so_cflags := $(libc_crt_target_cflags) 544ifeq ($(TARGET_ARCH),x86) 545 # This flag must be added for x86 targets, but not for ARM 546 libc_crt_target_so_cflags += -fPIC 547endif 548GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_so.o 549$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_so.S 550 @mkdir -p $(dir $@) 551 $(TARGET_CC) $(libc_crt_target_so_cflags) -o $@ -c $< 552ALL_GENERATED_SOURCES += $(GEN) 553 554GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_so.o 555$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtend_so.S 556 @mkdir -p $(dir $@) 557 $(TARGET_CC) $(libc_crt_target_so_cflags) -o $@ -c $< 558ALL_GENERATED_SOURCES += $(GEN) 559endif # TARGET_ARCH == x86 || TARGET_ARCH == arm 560 561 562GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_static.o 563$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_static.S 564 @mkdir -p $(dir $@) 565 $(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $< 566ALL_GENERATED_SOURCES += $(GEN) 567 568GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_dynamic.o 569$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_dynamic.S 570 @mkdir -p $(dir $@) 571 $(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $< 572ALL_GENERATED_SOURCES += $(GEN) 573 574 575# We rename crtend.o to crtend_android.o to avoid a 576# name clash between gcc and bionic. 577GEN := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_android.o 578$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtend.S 579 @mkdir -p $(dir $@) 580 $(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $< 581ALL_GENERATED_SOURCES += $(GEN) 582 583 584# To enable malloc leak check for statically linked programs, add 585# "WITH_MALLOC_CHECK_LIBC_A := true" to buildspec.mk 586WITH_MALLOC_CHECK_LIBC_A := $(strip $(WITH_MALLOC_CHECK_LIBC_A)) 587 588# ======================================================== 589# libc_common.a 590# ======================================================== 591include $(CLEAR_VARS) 592 593LOCAL_SRC_FILES := $(libc_common_src_files) 594LOCAL_CFLAGS := $(libc_common_cflags) 595ifeq ($(TARGET_ARCH),arm) 596LOCAL_CFLAGS += -DCRT_LEGACY_WORKAROUND 597endif 598LOCAL_C_INCLUDES := $(libc_common_c_includes) 599LOCAL_MODULE := libc_common 600LOCAL_SYSTEM_SHARED_LIBRARIES := 601 602include $(BUILD_STATIC_LIBRARY) 603 604 605# ======================================================== 606# libc_nomalloc.a 607# ======================================================== 608# 609# This is a version of the static C library that does not 610# include malloc. It's useful in situations when calling 611# the user wants to provide their own malloc implementation, 612# or wants to explicitly disallow the use of the use of malloc, 613# like the dynamic loader. 614 615include $(CLEAR_VARS) 616 617LOCAL_SRC_FILES := \ 618 $(libc_arch_static_src_files) \ 619 $(libc_static_common_src_files) \ 620 bionic/libc_init_static.c 621 622LOCAL_C_INCLUDES := $(libc_common_c_includes) 623LOCAL_CFLAGS := $(libc_common_cflags) \ 624 -DLIBC_STATIC 625 626LOCAL_MODULE := libc_nomalloc 627LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 628LOCAL_SYSTEM_SHARED_LIBRARIES := 629 630include $(BUILD_STATIC_LIBRARY) 631 632 633# ======================================================== 634# libc.a 635# ======================================================== 636include $(CLEAR_VARS) 637 638LOCAL_SRC_FILES := \ 639 $(libc_arch_static_src_files) \ 640 $(libc_static_common_src_files) \ 641 bionic/dlmalloc.c \ 642 bionic/malloc_debug_common.c \ 643 bionic/libc_init_static.c 644 645LOCAL_CFLAGS := $(libc_common_cflags) \ 646 -DLIBC_STATIC 647LOCAL_C_INCLUDES := $(libc_common_c_includes) 648LOCAL_MODULE := libc 649LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 650LOCAL_SYSTEM_SHARED_LIBRARIES := 651 652include $(BUILD_STATIC_LIBRARY) 653 654 655# ======================================================== 656# libc.so 657# ======================================================== 658include $(CLEAR_VARS) 659 660LOCAL_CFLAGS := $(libc_common_cflags) 661LOCAL_C_INCLUDES := $(libc_common_c_includes) 662 663LOCAL_SRC_FILES := \ 664 $(libc_arch_dynamic_src_files) \ 665 $(libc_static_common_src_files) \ 666 bionic/dlmalloc.c \ 667 bionic/malloc_debug_common.c \ 668 bionic/libc_init_dynamic.c 669 670LOCAL_MODULE:= libc 671 672# WARNING: The only library libc.so should depend on is libdl.so! If you add other libraries, 673# make sure to add -Wl,--exclude-libs=libgcc.a to the LOCAL_LDFLAGS for those libraries. This 674# ensures that symbols that are pulled into those new libraries from libgcc.a are not declared 675# external; if that were the case, then libc would not pull those symbols from libgcc.a as it 676# should, instead relying on the external symbols from the dependent libraries. That would 677# create an "cloaked" dependency on libgcc.a in libc though the libraries, which is not what 678# you wanted! 679 680LOCAL_SHARED_LIBRARIES := libdl 681LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 682LOCAL_SYSTEM_SHARED_LIBRARIES := 683 684include $(BUILD_SHARED_LIBRARY) 685 686 687# For all builds, except for the -user build we will enable memory 688# allocation checking (including memory leaks, buffer overwrites, etc.) 689# Note that all these checks are also controlled by env. settings 690# that can enable, or disable specific checks. Note also that some of 691# the checks are available only in emulator and are implemeted in 692# libc_malloc_qemu_instrumented.so. 693ifneq ($(TARGET_BUILD_VARIANT),user) 694 695# ======================================================== 696# libc_malloc_debug_leak.so 697# ======================================================== 698include $(CLEAR_VARS) 699 700LOCAL_CFLAGS := \ 701 $(libc_common_cflags) \ 702 -DMALLOC_LEAK_CHECK 703 704LOCAL_C_INCLUDES := $(libc_common_c_includes) 705 706LOCAL_SRC_FILES := \ 707 bionic/malloc_debug_leak.c 708 709LOCAL_MODULE:= libc_malloc_debug_leak 710 711LOCAL_SHARED_LIBRARIES := libc 712LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 713LOCAL_SYSTEM_SHARED_LIBRARIES := 714LOCAL_ALLOW_UNDEFINED_SYMBOLS := true 715 716# Don't install on release build 717LOCAL_MODULE_TAGS := eng debug 718 719include $(BUILD_SHARED_LIBRARY) 720 721 722# ======================================================== 723# libc_malloc_debug_qemu.so 724# ======================================================== 725include $(CLEAR_VARS) 726 727LOCAL_CFLAGS := \ 728 $(libc_common_cflags) \ 729 -DMALLOC_QEMU_INSTRUMENT 730 731LOCAL_C_INCLUDES := $(libc_common_c_includes) 732 733LOCAL_SRC_FILES := \ 734 bionic/malloc_debug_qemu.c 735 736LOCAL_MODULE:= libc_malloc_debug_qemu 737 738LOCAL_SHARED_LIBRARIES := libc 739LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 740LOCAL_SYSTEM_SHARED_LIBRARIES := 741 742# Don't install on release build 743LOCAL_MODULE_TAGS := eng debug 744 745include $(BUILD_SHARED_LIBRARY) 746 747endif #!user 748 749 750# ======================================================== 751include $(call all-makefiles-under,$(LOCAL_PATH)) 752