Android.mk revision 9d40326830c2bd407427889c554adeb915ee6b4a
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/tdelete.c \ 285 bionic/tdestroy.c \ 286 bionic/time64.c \ 287 bionic/tfind.c \ 288 bionic/thread_atexit.c \ 289 bionic/tsearch.c \ 290 bionic/utime.c \ 291 bionic/utmp.c \ 292 netbsd/gethnamaddr.c \ 293 netbsd/isc/ev_timers.c \ 294 netbsd/isc/ev_streams.c \ 295 netbsd/inet/nsap_addr.c \ 296 netbsd/resolv/__dn_comp.c \ 297 netbsd/resolv/__res_close.c \ 298 netbsd/resolv/__res_send.c \ 299 netbsd/resolv/herror.c \ 300 netbsd/resolv/res_comp.c \ 301 netbsd/resolv/res_data.c \ 302 netbsd/resolv/res_debug.c \ 303 netbsd/resolv/res_init.c \ 304 netbsd/resolv/res_mkquery.c \ 305 netbsd/resolv/res_query.c \ 306 netbsd/resolv/res_send.c \ 307 netbsd/resolv/res_state.c \ 308 netbsd/resolv/res_cache.c \ 309 netbsd/net/nsdispatch.c \ 310 netbsd/net/getaddrinfo.c \ 311 netbsd/net/getnameinfo.c \ 312 netbsd/net/getservbyname.c \ 313 netbsd/net/getservent.c \ 314 netbsd/net/base64.c \ 315 netbsd/net/getservbyport.c \ 316 netbsd/nameser/ns_name.c \ 317 netbsd/nameser/ns_parse.c \ 318 netbsd/nameser/ns_ttl.c \ 319 netbsd/nameser/ns_netint.c \ 320 netbsd/nameser/ns_print.c \ 321 netbsd/nameser/ns_samedomain.c \ 322 regex/regcomp.c \ 323 regex/regerror.c \ 324 regex/regexec.c \ 325 regex/regfree.c \ 326 327# The following files are common, but must be compiled 328# with different C flags when building a static C library. 329# 330# The reason for this is the implementation of __get_tls() 331# that will differ between the shared and static versions 332# of the library. 333# 334# See comments in private/bionic_tls.h for more details. 335# 336# NOTE: bionic/pthread.c is added later to this list 337# because it needs special handling on ARM, see 338# below. 339# 340libc_static_common_src_files := \ 341 unistd/sysconf.c \ 342 bionic/__errno.c \ 343 344# Architecture specific source files go here 345# ========================================================= 346ifeq ($(TARGET_ARCH),arm) 347libc_common_src_files += \ 348 bionic/bionic_clone.c \ 349 arch-arm/bionic/__get_pc.S \ 350 arch-arm/bionic/__get_sp.S \ 351 arch-arm/bionic/_exit_with_stack_teardown.S \ 352 arch-arm/bionic/_setjmp.S \ 353 arch-arm/bionic/abort_arm.S \ 354 arch-arm/bionic/atomics_arm.c \ 355 arch-arm/bionic/clone.S \ 356 arch-arm/bionic/eabi.c \ 357 arch-arm/bionic/ffs.S \ 358 arch-arm/bionic/futex_arm.S \ 359 arch-arm/bionic/kill.S \ 360 arch-arm/bionic/libgcc_compat.c \ 361 arch-arm/bionic/tkill.S \ 362 arch-arm/bionic/tgkill.S \ 363 arch-arm/bionic/memcmp.S \ 364 arch-arm/bionic/memcmp16.S \ 365 arch-arm/bionic/memcpy.S \ 366 arch-arm/bionic/memset.S \ 367 arch-arm/bionic/setjmp.S \ 368 arch-arm/bionic/sigsetjmp.S \ 369 arch-arm/bionic/strlen.c.arm \ 370 arch-arm/bionic/strcpy.S \ 371 arch-arm/bionic/strcmp.S \ 372 arch-arm/bionic/syscall.S \ 373 string/memmove.c.arm \ 374 string/bcopy.c \ 375 string/strncmp.c \ 376 unistd/socketcalls.c 377 378# These files need to be arm so that gdbserver 379# can set breakpoints in them without messing 380# up any thumb code. 381libc_common_src_files += \ 382 bionic/pthread-atfork.c.arm \ 383 bionic/pthread-rwlocks.c.arm \ 384 bionic/pthread-timers.c.arm \ 385 bionic/ptrace.c.arm 386 387libc_static_common_src_files += \ 388 bionic/pthread.c.arm \ 389 390# these are used by the static and dynamic versions of the libc 391# respectively 392libc_arch_static_src_files := \ 393 arch-arm/bionic/exidx_static.c 394 395libc_arch_dynamic_src_files := \ 396 arch-arm/bionic/exidx_dynamic.c 397else # !arm 398 399ifeq ($(TARGET_ARCH),x86) 400libc_common_src_files += \ 401 arch-x86/bionic/__get_sp.S \ 402 arch-x86/bionic/__get_tls.c \ 403 arch-x86/bionic/__set_tls.c \ 404 arch-x86/bionic/clone.S \ 405 arch-x86/bionic/_exit_with_stack_teardown.S \ 406 arch-x86/bionic/futex_x86.S \ 407 arch-x86/bionic/setjmp.S \ 408 arch-x86/bionic/_setjmp.S \ 409 arch-x86/bionic/sigsetjmp.S \ 410 arch-x86/bionic/vfork.S \ 411 arch-x86/bionic/syscall.S \ 412 arch-x86/string/bcopy_wrapper.S \ 413 arch-x86/string/memcpy_wrapper.S \ 414 arch-x86/string/memmove_wrapper.S \ 415 arch-x86/string/bzero_wrapper.S \ 416 arch-x86/string/memcmp_wrapper.S \ 417 arch-x86/string/memset_wrapper.S \ 418 arch-x86/string/strcmp_wrapper.S \ 419 arch-x86/string/strncmp_wrapper.S \ 420 arch-x86/string/strlen_wrapper.S \ 421 string/strcpy.c \ 422 bionic/pthread-atfork.c \ 423 bionic/pthread-rwlocks.c \ 424 bionic/pthread-timers.c \ 425 bionic/ptrace.c 426 427libc_static_common_src_files += \ 428 bionic/pthread.c \ 429 430# this is needed for static versions of libc 431libc_arch_static_src_files := \ 432 arch-x86/bionic/dl_iterate_phdr_static.c 433 434libc_arch_dynamic_src_files := 435else # !x86 436 437endif # !x86 438endif # !arm 439 440# Define some common cflags 441# ======================================================== 442libc_common_cflags := \ 443 -DWITH_ERRLIST \ 444 -DANDROID_CHANGES \ 445 -DUSE_LOCKS \ 446 -DREALLOC_ZERO_BYTES_FREES \ 447 -D_LIBC=1 \ 448 -DSOFTFLOAT \ 449 -DFLOATING_POINT \ 450 -DINET6 \ 451 -I$(LOCAL_PATH)/private \ 452 -DUSE_DL_PREFIX \ 453 -DPOSIX_MISTAKE \ 454 -DLOG_ON_HEAP_ERROR \ 455 456# these macro definitions are required to implement the 457# 'timezone' and 'daylight' global variables, as well as 458# properly update the 'tm_gmtoff' field in 'struct tm'. 459# 460libc_common_cflags += \ 461 -DTM_GMTOFF=tm_gmtoff \ 462 -DUSG_COMPAT=1 463 464ifeq ($(strip $(DEBUG_BIONIC_LIBC)),true) 465 libc_common_cflags += -DDEBUG 466endif 467 468# To customize dlmalloc's alignment, set BOARD_MALLOC_ALIGNMENT in 469# the appropriate BoardConfig.mk file. 470# 471ifneq ($(BOARD_MALLOC_ALIGNMENT),) 472 libc_common_cflags += -DMALLOC_ALIGNMENT=$(BOARD_MALLOC_ALIGNMENT) 473endif 474 475ifeq ($(TARGET_ARCH),arm) 476 libc_common_cflags += -fstrict-aliasing 477 libc_crt_target_cflags := -mthumb-interwork 478 # 479 # Define HAVE_ARM_TLS_REGISTER macro to indicate to the C library 480 # that it should access the hardware TLS register directly in 481 # private/bionic_tls.h 482 # 483 # The value must match your kernel configuration 484 # 485 ifeq ($(ARCH_ARM_HAVE_TLS_REGISTER),true) 486 libc_common_cflags += -DHAVE_ARM_TLS_REGISTER 487 endif 488 # 489 # Define HAVE_32_BYTE_CACHE_LINES to indicate to C 490 # library it should use to 32-byte version of memcpy, and not 491 # the 64-byte version. 492 # 493 ifeq ($(ARCH_ARM_HAVE_32_BYTE_CACHE_LINES),true) 494 libc_common_cflags += -DHAVE_32_BYTE_CACHE_LINE 495 endif 496 ifeq ($(ARCH_ARM_USE_NON_NEON_MEMCPY),true) 497 libc_common_cflags += -DARCH_ARM_USE_NON_NEON_MEMCPY 498 endif 499else # !arm 500 ifeq ($(TARGET_ARCH),x86) 501 libc_crt_target_cflags := 502 ifeq ($(ARCH_X86_HAVE_SSE2),true) 503 libc_crt_target_cflags += -DUSE_SSE2=1 504 endif 505 ifeq ($(ARCH_X86_HAVE_SSSE3),true) 506 libc_crt_target_cflags += -DUSE_SSSE3=1 507 endif 508 endif # x86 509endif # !arm 510 511# Define ANDROID_SMP appropriately. 512ifeq ($(TARGET_CPU_SMP),true) 513 libc_common_cflags += -DANDROID_SMP=1 514else 515 libc_common_cflags += -DANDROID_SMP=0 516endif 517 518# Needed to access private/__dso_handle.h from 519# crtbegin_xxx.c and crtend_xxx.c 520# 521libc_crt_target_cflags += -I$(LOCAL_PATH)/private 522 523ifeq ($(TARGET_ARCH),arm) 524libc_crt_target_cflags += -DCRT_LEGACY_WORKAROUND 525endif 526 527# Define some common includes 528# ======================================================== 529libc_common_c_includes := \ 530 $(LOCAL_PATH)/stdlib \ 531 $(LOCAL_PATH)/string \ 532 $(LOCAL_PATH)/stdio 533 534# Needed to access private/__dso_handle.h from 535# crtbegin_xxx.S and crtend_xxx.S 536# 537libc_crt_target_cflags += -I$(LOCAL_PATH)/private -I$(LOCAL_PATH)/arch-$(TARGET_ARCH)/include 538 539# Define the libc run-time (crt) support object files that must be built, 540# which are needed to build all other objects (shared/static libs and 541# executables) 542# ========================================================================== 543 544ifneq ($(filter arm x86,$(TARGET_ARCH)),) 545# ARM and x86 need crtbegin_so/crtend_so. 546# 547# For x86, the .init section must point to a function that calls all 548# entries in the .ctors section. (on ARM this is done through the 549# .init_array section instead). 550# 551# For both platforms, the .fini_array section must point to a function 552# that will call __cxa_finalize(&__dso_handle) in order to ensure that 553# static C++ destructors are properly called on dlclose(). 554# 555 556libc_crt_target_so_cflags := $(libc_crt_target_cflags) 557libc_crt_target_crtstart_file := $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin.c 558libc_crt_target_crtstart_so_file := $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_so.c 559ifeq ($(TARGET_ARCH),x86) 560 # This flag must be added for x86 targets, but not for ARM 561 libc_crt_target_so_cflags += -fPIC 562 libc_crt_target_crtstart_file := $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin.S 563 libc_crt_target_crtstart_so_file := $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtbegin_so.S 564endif 565GEN := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_so.o 566$(GEN): $(libc_crt_target_crtstart_so_file) 567 @mkdir -p $(dir $@) 568 $(TARGET_CC) $(libc_crt_target_so_cflags) -o $@ -c $< 569ALL_GENERATED_SOURCES += $(GEN) 570 571GEN := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_so.o 572$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtend_so.S 573 @mkdir -p $(dir $@) 574 $(TARGET_CC) $(libc_crt_target_so_cflags) -o $@ -c $< 575ALL_GENERATED_SOURCES += $(GEN) 576endif # TARGET_ARCH == x86 || TARGET_ARCH == arm 577 578 579GEN := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_static.o 580$(GEN): $(libc_crt_target_crtstart_file) 581 @mkdir -p $(dir $@) 582 $(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $< 583ALL_GENERATED_SOURCES += $(GEN) 584 585GEN := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_dynamic.o 586$(GEN): $(libc_crt_target_crtstart_file) 587 @mkdir -p $(dir $@) 588 $(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $< 589ALL_GENERATED_SOURCES += $(GEN) 590 591 592# We rename crtend.o to crtend_android.o to avoid a 593# name clash between gcc and bionic. 594GEN := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_android.o 595$(GEN): $(LOCAL_PATH)/arch-$(TARGET_ARCH)/bionic/crtend.S 596 @mkdir -p $(dir $@) 597 $(TARGET_CC) $(libc_crt_target_cflags) -o $@ -c $< 598ALL_GENERATED_SOURCES += $(GEN) 599 600 601# To enable malloc leak check for statically linked programs, add 602# "WITH_MALLOC_CHECK_LIBC_A := true" to buildspec.mk 603WITH_MALLOC_CHECK_LIBC_A := $(strip $(WITH_MALLOC_CHECK_LIBC_A)) 604 605# ======================================================== 606# libc_common.a 607# ======================================================== 608include $(CLEAR_VARS) 609 610LOCAL_SRC_FILES := $(libc_common_src_files) 611LOCAL_CFLAGS := $(libc_common_cflags) 612ifeq ($(TARGET_ARCH),arm) 613LOCAL_CFLAGS += -DCRT_LEGACY_WORKAROUND 614endif 615LOCAL_C_INCLUDES := $(libc_common_c_includes) 616LOCAL_MODULE := libc_common 617LOCAL_SYSTEM_SHARED_LIBRARIES := 618 619include $(BUILD_STATIC_LIBRARY) 620 621 622# ======================================================== 623# libc_nomalloc.a 624# ======================================================== 625# 626# This is a version of the static C library that does not 627# include malloc. It's useful in situations when calling 628# the user wants to provide their own malloc implementation, 629# or wants to explicitly disallow the use of the use of malloc, 630# like the dynamic loader. 631 632include $(CLEAR_VARS) 633 634LOCAL_SRC_FILES := \ 635 $(libc_arch_static_src_files) \ 636 $(libc_static_common_src_files) \ 637 bionic/libc_init_static.c 638 639LOCAL_C_INCLUDES := $(libc_common_c_includes) 640LOCAL_CFLAGS := $(libc_common_cflags) \ 641 -DLIBC_STATIC 642 643LOCAL_MODULE := libc_nomalloc 644LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 645LOCAL_SYSTEM_SHARED_LIBRARIES := 646 647include $(BUILD_STATIC_LIBRARY) 648 649 650# ======================================================== 651# libc.a 652# ======================================================== 653include $(CLEAR_VARS) 654 655LOCAL_SRC_FILES := \ 656 $(libc_arch_static_src_files) \ 657 $(libc_static_common_src_files) \ 658 bionic/dlmalloc.c \ 659 bionic/malloc_debug_common.c \ 660 bionic/libc_init_static.c 661 662LOCAL_CFLAGS := $(libc_common_cflags) \ 663 -DLIBC_STATIC 664LOCAL_C_INCLUDES := $(libc_common_c_includes) 665LOCAL_MODULE := libc 666LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 667LOCAL_SYSTEM_SHARED_LIBRARIES := 668 669include $(BUILD_STATIC_LIBRARY) 670 671 672# ======================================================== 673# libc.so 674# ======================================================== 675include $(CLEAR_VARS) 676 677# pthread deadlock prediction: 678# set -DPTHREAD_DEBUG -DPTHREAD_DEBUG_ENABLED=1 to enable support for 679# pthread deadlock prediction. 680# Since this code is experimental it is disabled by default. 681# see libc/bionic/pthread_debug.c for details 682 683LOCAL_CFLAGS := $(libc_common_cflags) -DPTHREAD_DEBUG -DPTHREAD_DEBUG_ENABLED=0 684LOCAL_C_INCLUDES := $(libc_common_c_includes) 685 686LOCAL_SRC_FILES := \ 687 $(libc_arch_dynamic_src_files) \ 688 $(libc_static_common_src_files) \ 689 bionic/dlmalloc.c \ 690 bionic/malloc_debug_common.c \ 691 bionic/pthread_debug.c \ 692 bionic/libc_init_dynamic.c 693 694LOCAL_MODULE:= libc 695 696# WARNING: The only library libc.so should depend on is libdl.so! If you add other libraries, 697# make sure to add -Wl,--exclude-libs=libgcc.a to the LOCAL_LDFLAGS for those libraries. This 698# ensures that symbols that are pulled into those new libraries from libgcc.a are not declared 699# external; if that were the case, then libc would not pull those symbols from libgcc.a as it 700# should, instead relying on the external symbols from the dependent libraries. That would 701# create an "cloaked" dependency on libgcc.a in libc though the libraries, which is not what 702# you wanted! 703 704LOCAL_SHARED_LIBRARIES := libdl 705LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 706LOCAL_SYSTEM_SHARED_LIBRARIES := 707 708include $(BUILD_SHARED_LIBRARY) 709 710 711# For all builds, except for the -user build we will enable memory 712# allocation checking (including memory leaks, buffer overwrites, etc.) 713# Note that all these checks are also controlled by env. settings 714# that can enable, or disable specific checks. Note also that some of 715# the checks are available only in emulator and are implemeted in 716# libc_malloc_qemu_instrumented.so. 717ifneq ($(TARGET_BUILD_VARIANT),user) 718 719# ======================================================== 720# libc_malloc_debug_leak.so 721# ======================================================== 722include $(CLEAR_VARS) 723 724LOCAL_CFLAGS := \ 725 $(libc_common_cflags) \ 726 -DMALLOC_LEAK_CHECK 727 728LOCAL_C_INCLUDES := $(libc_common_c_includes) 729 730LOCAL_SRC_FILES := \ 731 bionic/malloc_debug_leak.c 732 733LOCAL_MODULE:= libc_malloc_debug_leak 734 735LOCAL_SHARED_LIBRARIES := libc 736LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 737LOCAL_SYSTEM_SHARED_LIBRARIES := 738LOCAL_ALLOW_UNDEFINED_SYMBOLS := true 739 740# Don't install on release build 741LOCAL_MODULE_TAGS := eng debug 742 743include $(BUILD_SHARED_LIBRARY) 744 745 746# ======================================================== 747# libc_malloc_debug_qemu.so 748# ======================================================== 749include $(CLEAR_VARS) 750 751LOCAL_CFLAGS := \ 752 $(libc_common_cflags) \ 753 -DMALLOC_QEMU_INSTRUMENT 754 755LOCAL_C_INCLUDES := $(libc_common_c_includes) 756 757LOCAL_SRC_FILES := \ 758 bionic/malloc_debug_qemu.c 759 760LOCAL_MODULE:= libc_malloc_debug_qemu 761 762LOCAL_SHARED_LIBRARIES := libc libdl 763LOCAL_WHOLE_STATIC_LIBRARIES := libc_common 764LOCAL_SYSTEM_SHARED_LIBRARIES := 765 766# Don't install on release build 767LOCAL_MODULE_TAGS := eng debug 768 769include $(BUILD_SHARED_LIBRARY) 770 771endif #!user 772 773 774# ======================================================== 775include $(call all-makefiles-under,$(LOCAL_PATH)) 776