1// Define the common source files for all the libc instances
2// =========================================================
3libc_common_src_files = [
4    "async_safe/async_safe_log.cpp",
5    "bionic/ether_aton.c",
6    "bionic/ether_ntoa.c",
7    "bionic/exit.cpp",
8    "bionic/fts.c",
9    "bionic/initgroups.c",
10    "bionic/isatty.c",
11    "bionic/pututline.c",
12    "bionic/sched_cpualloc.c",
13    "bionic/sched_cpucount.c",
14    "stdio/fmemopen.cpp",
15    "stdio/parsefloat.c",
16    "stdio/refill.c",
17    "stdio/stdio.cpp",
18    "stdio/stdio_ext.cpp",
19    "stdio/vfscanf.cpp",
20    "stdio/vfwscanf.c",
21]
22
23// off64_t/time64_t support on LP32.
24// ========================================================
25libc_common_src_files_32 = [
26    "bionic/legacy_32_bit_support.cpp",
27    "bionic/time64.c",
28]
29
30libc_common_flags = [
31    "-D_LIBC=1",
32    "-D__BIONIC_LP32_USE_STAT64",
33    "-Wall",
34    "-Wextra",
35    "-Wunused",
36    "-Wno-char-subscripts",
37    "-Wno-deprecated-declarations",
38    "-Wno-gcc-compat",
39    "-Wframe-larger-than=2048",
40
41    // Try to catch typical 32-bit assumptions that break with 64-bit pointers.
42    "-Werror=pointer-to-int-cast",
43    "-Werror=int-to-pointer-cast",
44    "-Werror=type-limits",
45    "-Werror",
46
47    // Clang's exit-time destructor registration hides __dso_handle, but
48    // __dso_handle needs to have default visibility on ARM32. See b/73485611.
49    "-Wexit-time-destructors",
50
51    // GWP-ASan requires platform TLS.
52    "-fno-emulated-tls",
53]
54
55// Define some common cflags
56// ========================================================
57cc_defaults {
58    name: "libc_defaults",
59    defaults: ["linux_bionic_supported"],
60    cflags: libc_common_flags,
61    asflags: libc_common_flags,
62    conlyflags: ["-std=gnu99"],
63    cppflags: [],
64    include_dirs: [
65        "bionic/libc/async_safe/include",
66    ],
67
68    header_libs: [
69        "libc_headers",
70        "gwp_asan_headers",
71    ],
72    export_header_lib_headers: [
73        "libc_headers",
74    ],
75
76    stl: "none",
77    system_shared_libs: [],
78    sanitize: {
79        address: false,
80        integer_overflow: false,
81        // TODO(b/132640749): Fix broken fuzzer support.
82        fuzzer: false,
83    },
84    native_coverage: false,
85    ramdisk_available: true,
86    recovery_available: true,
87    native_bridge_supported: true,
88
89    // lld complains about duplicate symbols in libcrt and libgcc. Suppress the
90    // warning since this is intended right now.
91    ldflags: ["-Wl,-z,muldefs"],
92
93    product_variables: {
94        experimental_mte: {
95            cflags: ["-DANDROID_EXPERIMENTAL_MTE"],
96        },
97        malloc_zero_contents: {
98            cflags: ["-DSCUDO_ZERO_CONTENTS"],
99        },
100        malloc_pattern_fill_contents: {
101            cflags: ["-DSCUDO_PATTERN_FILL_CONTENTS"],
102        },
103    },
104}
105
106libc_scudo_product_variables = {
107    malloc_not_svelte: {
108        cflags: ["-DUSE_SCUDO"],
109        whole_static_libs: ["libscudo"],
110        exclude_static_libs: [
111            "libjemalloc5",
112            "libc_jemalloc_wrapper",
113        ],
114    },
115}
116
117// Defaults for native allocator libs/includes to make it
118// easier to change.
119// To disable scudo for the non-svelte config remove the line:
120//     product_variables: libc_scudo_product_variables,
121// in the cc_defaults below.
122// ========================================================
123cc_defaults {
124    name: "libc_native_allocator_defaults",
125
126    whole_static_libs: [
127        "libjemalloc5",
128        "libc_jemalloc_wrapper",
129    ],
130    header_libs: ["gwp_asan_headers"],
131    product_variables: libc_scudo_product_variables,
132}
133
134// Functions not implemented by jemalloc directly, or that need to
135// be modified for Android.
136cc_library_static {
137    name: "libc_jemalloc_wrapper",
138    defaults: ["libc_defaults"],
139    srcs: ["bionic/jemalloc_wrapper.cpp"],
140    cflags: ["-fvisibility=hidden"],
141
142    // Used to pull in the jemalloc include directory so that if the
143    // library is removed, the include directory is also removed.
144    static_libs: ["libjemalloc5"],
145}
146
147// ========================================================
148// libc_bootstrap.a - -fno-stack-protector and -ffreestanding
149// ========================================================
150//
151// Code that implements the stack protector (or that runs before TLS has been set up) needs to be
152// compiled with -fno-stack-protector, since it accesses the stack canary TLS slot. In the linker,
153// some of this code runs before ifunc resolvers have made string.h functions work, so compile with
154// -ffreestanding.
155
156cc_library_static {
157
158    srcs: [
159        "bionic/__libc_init_main_thread.cpp",
160        "bionic/__stack_chk_fail.cpp",
161        "bionic/bionic_call_ifunc_resolver.cpp",
162        "bionic/getauxval.cpp",
163    ],
164    arch: {
165        arm64: {
166            srcs: ["arch-arm64/bionic/__set_tls.c"],
167        },
168        x86: {
169            srcs: [
170                "arch-x86/bionic/__libc_init_sysinfo.cpp",
171                "arch-x86/bionic/__set_tls.cpp",
172            ],
173        },
174        x86_64: {
175            srcs: ["arch-x86_64/bionic/__set_tls.c"],
176        },
177    },
178
179    defaults: ["libc_defaults"],
180    cflags: ["-fno-stack-protector", "-ffreestanding"],
181    name: "libc_bootstrap",
182}
183
184// libc_init_static.cpp and libc_init_dynamic.cpp need to be built without stack protector.
185// libc_init_static.cpp sets up TLS for static executables, and libc_init_dynamic.cpp initializes
186// the stack protector global variable.
187
188cc_library_static {
189    name: "libc_init_static",
190    defaults: ["libc_defaults"],
191    srcs: ["bionic/libc_init_static.cpp"],
192    cflags: [
193        "-fno-stack-protector",
194
195        // Compile libc_init_static.cpp with -ffreestanding, because some of its code is called
196        // from the linker before ifunc resolvers have made string.h functions available.
197        "-ffreestanding",
198    ],
199}
200
201cc_library_static {
202    name: "libc_init_dynamic",
203    defaults: ["libc_defaults"],
204    srcs: ["bionic/libc_init_dynamic.cpp"],
205    cflags: ["-fno-stack-protector"],
206}
207
208// ========================================================
209// libc_tzcode.a - upstream 'tzcode' code
210// ========================================================
211
212cc_library_static {
213
214    defaults: ["libc_defaults"],
215    srcs: [
216        "tzcode/**/*.c",
217        "tzcode/bionic.cpp",
218        "upstream-openbsd/lib/libc/time/wcsftime.c", // tzcode doesn't include wcsftime, so we use the OpenBSD one.
219    ],
220
221    cflags: [
222        "-Wno-unused-parameter",
223        // Don't use ridiculous amounts of stack.
224        "-DALL_STATE",
225        // Include tzsetwall, timelocal, timegm, time2posix, and posix2time.
226        "-DSTD_INSPIRED",
227        // Obviously, we want to be thread-safe.
228        "-DTHREAD_SAFE",
229        // The name of the tm_gmtoff field in our struct tm.
230        "-DTM_GMTOFF=tm_gmtoff",
231        // Where we store our tzdata.
232        "-DTZDIR=\"/system/usr/share/zoneinfo\"",
233        // Include `tzname`, `timezone`, and `daylight` globals.
234        "-DHAVE_POSIX_DECLS=0",
235        "-DUSG_COMPAT=1",
236        // Use the empty string (instead of "   ") as the timezone abbreviation
237        // fallback.
238        "-DWILDABBR=\"\"",
239        "-DNO_RUN_TIME_WARNINGS_ABOUT_YEAR_2000_PROBLEMS_THANK_YOU",
240        "-Dlint",
241    ],
242
243    local_include_dirs: ["tzcode/"],
244    name: "libc_tzcode",
245}
246
247// ========================================================
248// libc_dns.a - modified NetBSD DNS code
249// ========================================================
250
251cc_library_static {
252
253    defaults: ["libc_defaults"],
254    srcs: [
255        "dns/**/*.c",
256
257        "upstream-netbsd/lib/libc/isc/ev_streams.c",
258        "upstream-netbsd/lib/libc/isc/ev_timers.c",
259    ],
260
261    cflags: [
262        "-DANDROID_CHANGES",
263        "-DINET6",
264        "-Wno-unused-parameter",
265        "-include netbsd-compat.h",
266        "-Wframe-larger-than=66000",
267    ],
268
269    local_include_dirs: [
270        "dns/include",
271        "private",
272        "upstream-netbsd/lib/libc/include",
273        "upstream-netbsd/android/include",
274    ],
275
276    name: "libc_dns",
277}
278
279// ========================================================
280// libc_freebsd.a - upstream FreeBSD C library code
281// ========================================================
282//
283// These files are built with the freebsd-compat.h header file
284// automatically included.
285
286cc_library_static {
287    defaults: ["libc_defaults"],
288    srcs: [
289        "upstream-freebsd/lib/libc/gen/ldexp.c",
290        "upstream-freebsd/lib/libc/stdlib/getopt_long.c",
291        "upstream-freebsd/lib/libc/stdlib/hcreate.c",
292        "upstream-freebsd/lib/libc/stdlib/hcreate_r.c",
293        "upstream-freebsd/lib/libc/stdlib/hdestroy_r.c",
294        "upstream-freebsd/lib/libc/stdlib/hsearch_r.c",
295        "upstream-freebsd/lib/libc/stdlib/qsort.c",
296        "upstream-freebsd/lib/libc/stdlib/quick_exit.c",
297        "upstream-freebsd/lib/libc/string/wcpcpy.c",
298        "upstream-freebsd/lib/libc/string/wcpncpy.c",
299        "upstream-freebsd/lib/libc/string/wcscasecmp.c",
300        "upstream-freebsd/lib/libc/string/wcscat.c",
301        "upstream-freebsd/lib/libc/string/wcschr.c",
302        "upstream-freebsd/lib/libc/string/wcscmp.c",
303        "upstream-freebsd/lib/libc/string/wcscpy.c",
304        "upstream-freebsd/lib/libc/string/wcscspn.c",
305        "upstream-freebsd/lib/libc/string/wcsdup.c",
306        "upstream-freebsd/lib/libc/string/wcslcat.c",
307        "upstream-freebsd/lib/libc/string/wcslen.c",
308        "upstream-freebsd/lib/libc/string/wcsncasecmp.c",
309        "upstream-freebsd/lib/libc/string/wcsncat.c",
310        "upstream-freebsd/lib/libc/string/wcsncmp.c",
311        "upstream-freebsd/lib/libc/string/wcsncpy.c",
312        "upstream-freebsd/lib/libc/string/wcsnlen.c",
313        "upstream-freebsd/lib/libc/string/wcspbrk.c",
314        "upstream-freebsd/lib/libc/string/wcsrchr.c",
315        "upstream-freebsd/lib/libc/string/wcsspn.c",
316        "upstream-freebsd/lib/libc/string/wcsstr.c",
317        "upstream-freebsd/lib/libc/string/wcstok.c",
318        "upstream-freebsd/lib/libc/string/wmemchr.c",
319        "upstream-freebsd/lib/libc/string/wmemcmp.c",
320        "upstream-freebsd/lib/libc/string/wmemcpy.c",
321        "upstream-freebsd/lib/libc/string/wmemmove.c",
322        "upstream-freebsd/lib/libc/string/wmemset.c",
323    ],
324    arch: {
325        arm64: {
326            exclude_srcs: [
327                "upstream-freebsd/lib/libc/string/wmemmove.c",
328            ],
329        },
330        x86: {
331            exclude_srcs: [
332                "upstream-freebsd/lib/libc/string/wcschr.c",
333                "upstream-freebsd/lib/libc/string/wcscmp.c",
334                "upstream-freebsd/lib/libc/string/wcslen.c",
335                "upstream-freebsd/lib/libc/string/wcsrchr.c",
336                "upstream-freebsd/lib/libc/string/wmemcmp.c",
337                "upstream-freebsd/lib/libc/string/wcscat.c",
338                "upstream-freebsd/lib/libc/string/wcscpy.c",
339                "upstream-freebsd/lib/libc/string/wmemcmp.c",
340                "upstream-freebsd/lib/libc/string/wmemset.c",
341            ],
342        },
343    },
344
345    cflags: [
346        "-Wno-sign-compare",
347        "-Wno-unused-parameter",
348        "-include freebsd-compat.h",
349    ],
350
351    local_include_dirs: [
352        "upstream-freebsd/android/include",
353    ],
354
355    name: "libc_freebsd",
356}
357
358cc_library_static {
359    defaults: ["libc_defaults"],
360    srcs: [
361        "upstream-freebsd/lib/libc/gen/glob.c",
362    ],
363
364    cflags: [
365        "-Wno-sign-compare",
366        "-include freebsd-compat.h",
367        "-Wframe-larger-than=66000",
368    ],
369
370    local_include_dirs: [
371        "upstream-freebsd/android/include",
372    ],
373
374    name: "libc_freebsd_large_stack",
375}
376
377// ========================================================
378// libc_netbsd.a - upstream NetBSD C library code
379// ========================================================
380//
381// These files are built with the netbsd-compat.h header file
382// automatically included.
383
384cc_library_static {
385
386    defaults: ["libc_defaults"],
387    srcs: [
388        "upstream-netbsd/common/lib/libc/stdlib/random.c",
389        "upstream-netbsd/lib/libc/gen/nice.c",
390        "upstream-netbsd/lib/libc/gen/psignal.c",
391        "upstream-netbsd/lib/libc/gen/utime.c",
392        "upstream-netbsd/lib/libc/gen/utmp.c",
393        "upstream-netbsd/lib/libc/inet/nsap_addr.c",
394        "upstream-netbsd/lib/libc/regex/regcomp.c",
395        "upstream-netbsd/lib/libc/regex/regerror.c",
396        "upstream-netbsd/lib/libc/regex/regexec.c",
397        "upstream-netbsd/lib/libc/regex/regfree.c",
398        "upstream-netbsd/lib/libc/stdlib/bsearch.c",
399        "upstream-netbsd/lib/libc/stdlib/drand48.c",
400        "upstream-netbsd/lib/libc/stdlib/erand48.c",
401        "upstream-netbsd/lib/libc/stdlib/jrand48.c",
402        "upstream-netbsd/lib/libc/stdlib/lcong48.c",
403        "upstream-netbsd/lib/libc/stdlib/lrand48.c",
404        "upstream-netbsd/lib/libc/stdlib/mrand48.c",
405        "upstream-netbsd/lib/libc/stdlib/nrand48.c",
406        "upstream-netbsd/lib/libc/stdlib/_rand48.c",
407        "upstream-netbsd/lib/libc/stdlib/rand_r.c",
408        "upstream-netbsd/lib/libc/stdlib/reallocarr.c",
409        "upstream-netbsd/lib/libc/stdlib/seed48.c",
410        "upstream-netbsd/lib/libc/stdlib/srand48.c",
411    ],
412    multilib: {
413        lib32: {
414            // LP32 cruft
415            srcs: ["upstream-netbsd/common/lib/libc/hash/sha1/sha1.c"],
416        },
417    },
418    cflags: [
419        "-Wno-sign-compare",
420        "-Wno-unused-parameter",
421        "-DPOSIX_MISTAKE",
422        "-include netbsd-compat.h",
423    ],
424
425    local_include_dirs: [
426        "upstream-netbsd/android/include",
427        "upstream-netbsd/lib/libc/include",
428    ],
429
430    name: "libc_netbsd",
431}
432
433// ========================================================
434// libc_openbsd_ndk.a - upstream OpenBSD C library code
435// that can be safely included in the libc_ndk.a (doesn't
436// contain any troublesome global data or constructors).
437// ========================================================
438//
439// These files are built with the openbsd-compat.h header file
440// automatically included.
441
442cc_library_static {
443    name: "libc_openbsd_ndk",
444    defaults: ["libc_defaults"],
445    srcs: [
446        "upstream-openbsd/lib/libc/gen/alarm.c",
447        "upstream-openbsd/lib/libc/gen/ctype_.c",
448        "upstream-openbsd/lib/libc/gen/daemon.c",
449        "upstream-openbsd/lib/libc/gen/err.c",
450        "upstream-openbsd/lib/libc/gen/errx.c",
451        "upstream-openbsd/lib/libc/gen/fnmatch.c",
452        "upstream-openbsd/lib/libc/gen/ftok.c",
453        "upstream-openbsd/lib/libc/gen/getprogname.c",
454        "upstream-openbsd/lib/libc/gen/setprogname.c",
455        "upstream-openbsd/lib/libc/gen/verr.c",
456        "upstream-openbsd/lib/libc/gen/verrx.c",
457        "upstream-openbsd/lib/libc/gen/vwarn.c",
458        "upstream-openbsd/lib/libc/gen/vwarnx.c",
459        "upstream-openbsd/lib/libc/gen/warn.c",
460        "upstream-openbsd/lib/libc/gen/warnx.c",
461        "upstream-openbsd/lib/libc/locale/btowc.c",
462        "upstream-openbsd/lib/libc/locale/mbrlen.c",
463        "upstream-openbsd/lib/libc/locale/mbstowcs.c",
464        "upstream-openbsd/lib/libc/locale/mbtowc.c",
465        "upstream-openbsd/lib/libc/locale/wcscoll.c",
466        "upstream-openbsd/lib/libc/locale/wcstoimax.c",
467        "upstream-openbsd/lib/libc/locale/wcstol.c",
468        "upstream-openbsd/lib/libc/locale/wcstoll.c",
469        "upstream-openbsd/lib/libc/locale/wcstombs.c",
470        "upstream-openbsd/lib/libc/locale/wcstoul.c",
471        "upstream-openbsd/lib/libc/locale/wcstoull.c",
472        "upstream-openbsd/lib/libc/locale/wcstoumax.c",
473        "upstream-openbsd/lib/libc/locale/wcsxfrm.c",
474        "upstream-openbsd/lib/libc/locale/wctob.c",
475        "upstream-openbsd/lib/libc/locale/wctomb.c",
476        "upstream-openbsd/lib/libc/net/base64.c",
477        "upstream-openbsd/lib/libc/net/htonl.c",
478        "upstream-openbsd/lib/libc/net/htons.c",
479        "upstream-openbsd/lib/libc/net/inet_lnaof.c",
480        "upstream-openbsd/lib/libc/net/inet_makeaddr.c",
481        "upstream-openbsd/lib/libc/net/inet_netof.c",
482        "upstream-openbsd/lib/libc/net/inet_ntoa.c",
483        "upstream-openbsd/lib/libc/net/inet_ntop.c",
484        "upstream-openbsd/lib/libc/net/inet_pton.c",
485        "upstream-openbsd/lib/libc/net/ntohl.c",
486        "upstream-openbsd/lib/libc/net/ntohs.c",
487        "upstream-openbsd/lib/libc/net/res_random.c",
488        "upstream-openbsd/lib/libc/stdio/fgetln.c",
489        "upstream-openbsd/lib/libc/stdio/fgetwc.c",
490        "upstream-openbsd/lib/libc/stdio/fgetws.c",
491        "upstream-openbsd/lib/libc/stdio/flags.c",
492        "upstream-openbsd/lib/libc/stdio/fpurge.c",
493        "upstream-openbsd/lib/libc/stdio/fputwc.c",
494        "upstream-openbsd/lib/libc/stdio/fputws.c",
495        "upstream-openbsd/lib/libc/stdio/fvwrite.c",
496        "upstream-openbsd/lib/libc/stdio/fwide.c",
497        "upstream-openbsd/lib/libc/stdio/getdelim.c",
498        "upstream-openbsd/lib/libc/stdio/gets.c",
499        "upstream-openbsd/lib/libc/stdio/makebuf.c",
500        "upstream-openbsd/lib/libc/stdio/mktemp.c",
501        "upstream-openbsd/lib/libc/stdio/open_memstream.c",
502        "upstream-openbsd/lib/libc/stdio/open_wmemstream.c",
503        "upstream-openbsd/lib/libc/stdio/rget.c",
504        "upstream-openbsd/lib/libc/stdio/setvbuf.c",
505        "upstream-openbsd/lib/libc/stdio/tempnam.c",
506        "upstream-openbsd/lib/libc/stdio/tmpnam.c",
507        "upstream-openbsd/lib/libc/stdio/ungetc.c",
508        "upstream-openbsd/lib/libc/stdio/ungetwc.c",
509        "upstream-openbsd/lib/libc/stdio/vasprintf.c",
510        "upstream-openbsd/lib/libc/stdio/vdprintf.c",
511        "upstream-openbsd/lib/libc/stdio/vsscanf.c",
512        "upstream-openbsd/lib/libc/stdio/vswprintf.c",
513        "upstream-openbsd/lib/libc/stdio/vswscanf.c",
514        "upstream-openbsd/lib/libc/stdio/wbuf.c",
515        "upstream-openbsd/lib/libc/stdio/wsetup.c",
516        "upstream-openbsd/lib/libc/stdlib/abs.c",
517        "upstream-openbsd/lib/libc/stdlib/div.c",
518        "upstream-openbsd/lib/libc/stdlib/getenv.c",
519        "upstream-openbsd/lib/libc/stdlib/getsubopt.c",
520        "upstream-openbsd/lib/libc/stdlib/insque.c",
521        "upstream-openbsd/lib/libc/stdlib/imaxabs.c",
522        "upstream-openbsd/lib/libc/stdlib/imaxdiv.c",
523        "upstream-openbsd/lib/libc/stdlib/labs.c",
524        "upstream-openbsd/lib/libc/stdlib/ldiv.c",
525        "upstream-openbsd/lib/libc/stdlib/llabs.c",
526        "upstream-openbsd/lib/libc/stdlib/lldiv.c",
527        "upstream-openbsd/lib/libc/stdlib/lsearch.c",
528        "upstream-openbsd/lib/libc/stdlib/recallocarray.c",
529        "upstream-openbsd/lib/libc/stdlib/remque.c",
530        "upstream-openbsd/lib/libc/stdlib/setenv.c",
531        "upstream-openbsd/lib/libc/stdlib/tfind.c",
532        "upstream-openbsd/lib/libc/stdlib/tsearch.c",
533        "upstream-openbsd/lib/libc/string/memccpy.c",
534        "upstream-openbsd/lib/libc/string/strcasecmp.c",
535        "upstream-openbsd/lib/libc/string/strcasestr.c",
536        "upstream-openbsd/lib/libc/string/strcoll.c",
537        "upstream-openbsd/lib/libc/string/strcspn.c",
538        "upstream-openbsd/lib/libc/string/strdup.c",
539        "upstream-openbsd/lib/libc/string/strndup.c",
540        "upstream-openbsd/lib/libc/string/strpbrk.c",
541        "upstream-openbsd/lib/libc/string/strsep.c",
542        "upstream-openbsd/lib/libc/string/strspn.c",
543        "upstream-openbsd/lib/libc/string/strtok.c",
544        "upstream-openbsd/lib/libc/string/strxfrm.c",
545        "upstream-openbsd/lib/libc/string/wcslcpy.c",
546        "upstream-openbsd/lib/libc/string/wcswidth.c",
547    ],
548
549    cflags: [
550        "-Wno-sign-compare",
551        "-Wno-unused-parameter",
552        "-include openbsd-compat.h",
553    ],
554
555    local_include_dirs: [
556        "private",
557        "stdio",
558        "upstream-openbsd/android/include",
559        "upstream-openbsd/lib/libc/include",
560        "upstream-openbsd/lib/libc/gdtoa/",
561    ],
562}
563
564cc_library_static {
565    name: "libc_openbsd_large_stack",
566    defaults: ["libc_defaults"],
567    srcs: [
568        "stdio/vfprintf.cpp",
569        "stdio/vfwprintf.cpp",
570        "upstream-openbsd/lib/libc/string/strstr.c",
571    ],
572    cflags: [
573        "-include openbsd-compat.h",
574        "-Wno-sign-compare",
575        "-Wframe-larger-than=5000",
576    ],
577
578    local_include_dirs: [
579        "upstream-openbsd/android/include/",
580        "upstream-openbsd/lib/libc/include/",
581        "upstream-openbsd/lib/libc/gdtoa/",
582        "upstream-openbsd/lib/libc/stdio/",
583    ],
584}
585
586// ========================================================
587// libc_openbsd.a - upstream OpenBSD C library code
588// ========================================================
589//
590// These files are built with the openbsd-compat.h header file
591// automatically included.
592cc_library_static {
593    defaults: ["libc_defaults"],
594    srcs: [
595        // These two depend on getentropy, which isn't in libc_ndk.a.
596        "upstream-openbsd/lib/libc/crypt/arc4random.c",
597        "upstream-openbsd/lib/libc/crypt/arc4random_uniform.c",
598
599        // May be overriden by per-arch optimized versions
600        "upstream-openbsd/lib/libc/string/memchr.c",
601        "upstream-openbsd/lib/libc/string/memrchr.c",
602        "upstream-openbsd/lib/libc/string/stpcpy.c",
603        "upstream-openbsd/lib/libc/string/stpncpy.c",
604        "upstream-openbsd/lib/libc/string/strcat.c",
605        "upstream-openbsd/lib/libc/string/strcpy.c",
606        "upstream-openbsd/lib/libc/string/strlcat.c",
607        "upstream-openbsd/lib/libc/string/strlcpy.c",
608        "upstream-openbsd/lib/libc/string/strncat.c",
609        "upstream-openbsd/lib/libc/string/strncmp.c",
610        "upstream-openbsd/lib/libc/string/strncpy.c",
611    ],
612
613    arch: {
614        arm: {
615            exclude_srcs: [
616                "upstream-openbsd/lib/libc/string/strcpy.c",
617                "upstream-openbsd/lib/libc/string/stpcpy.c",
618                "upstream-openbsd/lib/libc/string/strcat.c",
619            ],
620        },
621        arm64: {
622            exclude_srcs: [
623                "upstream-openbsd/lib/libc/string/memchr.c",
624                "upstream-openbsd/lib/libc/string/memrchr.c",
625                "upstream-openbsd/lib/libc/string/stpcpy.c",
626                "upstream-openbsd/lib/libc/string/strcpy.c",
627                "upstream-openbsd/lib/libc/string/strncmp.c",
628            ],
629        },
630        x86: {
631            exclude_srcs: [
632                "upstream-openbsd/lib/libc/string/memchr.c",
633                "upstream-openbsd/lib/libc/string/memrchr.c",
634                "upstream-openbsd/lib/libc/string/stpcpy.c",
635                "upstream-openbsd/lib/libc/string/stpncpy.c",
636                "upstream-openbsd/lib/libc/string/strcat.c",
637                "upstream-openbsd/lib/libc/string/strcpy.c",
638                "upstream-openbsd/lib/libc/string/strncmp.c",
639                "upstream-openbsd/lib/libc/string/strncpy.c",
640                "upstream-openbsd/lib/libc/string/strlcat.c",
641                "upstream-openbsd/lib/libc/string/strlcpy.c",
642                "upstream-openbsd/lib/libc/string/strncat.c",
643            ],
644        },
645
646        x86_64: {
647            exclude_srcs: [
648                "upstream-openbsd/lib/libc/string/stpcpy.c",
649                "upstream-openbsd/lib/libc/string/stpncpy.c",
650                "upstream-openbsd/lib/libc/string/strcat.c",
651                "upstream-openbsd/lib/libc/string/strcpy.c",
652                "upstream-openbsd/lib/libc/string/strncat.c",
653                "upstream-openbsd/lib/libc/string/strncmp.c",
654                "upstream-openbsd/lib/libc/string/strncpy.c",
655            ],
656        },
657    },
658
659    cflags: [
660        "-Wno-sign-compare",
661        "-Wno-unused-parameter",
662        "-include openbsd-compat.h",
663    ],
664
665    local_include_dirs: [
666        "private",
667        "upstream-openbsd/android/include",
668    ],
669
670    name: "libc_openbsd",
671}
672
673// ========================================================
674// libc_gdtoa.a - upstream OpenBSD C library gdtoa code
675// ========================================================
676//
677// These files are built with the openbsd-compat.h header file
678// automatically included.
679
680cc_library_static {
681    defaults: ["libc_defaults"],
682    srcs: [
683        "upstream-openbsd/android/gdtoa_support.cpp",
684        "upstream-openbsd/lib/libc/gdtoa/dmisc.c",
685        "upstream-openbsd/lib/libc/gdtoa/dtoa.c",
686        "upstream-openbsd/lib/libc/gdtoa/gdtoa.c",
687        "upstream-openbsd/lib/libc/gdtoa/gethex.c",
688        "upstream-openbsd/lib/libc/gdtoa/gmisc.c",
689        "upstream-openbsd/lib/libc/gdtoa/hd_init.c",
690        "upstream-openbsd/lib/libc/gdtoa/hdtoa.c",
691        "upstream-openbsd/lib/libc/gdtoa/hexnan.c",
692        "upstream-openbsd/lib/libc/gdtoa/ldtoa.c",
693        "upstream-openbsd/lib/libc/gdtoa/misc.c",
694        "upstream-openbsd/lib/libc/gdtoa/smisc.c",
695        "upstream-openbsd/lib/libc/gdtoa/strtod.c",
696        "upstream-openbsd/lib/libc/gdtoa/strtodg.c",
697        "upstream-openbsd/lib/libc/gdtoa/strtof.c",
698        "upstream-openbsd/lib/libc/gdtoa/strtord.c",
699        "upstream-openbsd/lib/libc/gdtoa/sum.c",
700        "upstream-openbsd/lib/libc/gdtoa/ulp.c",
701    ],
702    multilib: {
703        lib64: {
704            srcs: ["upstream-openbsd/lib/libc/gdtoa/strtorQ.c"],
705        },
706    },
707
708    cflags: [
709        "-Wno-sign-compare",
710        "-include openbsd-compat.h",
711    ],
712
713    local_include_dirs: [
714        "private",
715        "upstream-openbsd/android/include",
716        "upstream-openbsd/lib/libc/include",
717    ],
718
719    name: "libc_gdtoa",
720}
721
722// ========================================================
723// libc_fortify.a - container for our FORITFY
724// implementation details
725// ========================================================
726cc_library_static {
727    defaults: ["libc_defaults"],
728    srcs: ["bionic/fortify.cpp"],
729
730    name: "libc_fortify",
731
732    // Disable FORTIFY for the compilation of these, so we don't end up having
733    // FORTIFY silently call itself.
734    cflags: [
735        "-U_FORTIFY_SOURCE",
736        "-D__BIONIC_DECLARE_FORTIFY_HELPERS",
737    ],
738
739    arch: {
740        arm: {
741            cflags: [
742                "-DNO___MEMCPY_CHK",
743                "-DRENAME___STRCAT_CHK",
744                "-DRENAME___STRCPY_CHK",
745            ],
746            srcs: [
747                "arch-arm/generic/bionic/__memcpy_chk.S",
748
749                "arch-arm/cortex-a15/bionic/__strcat_chk.S",
750                "arch-arm/cortex-a15/bionic/__strcpy_chk.S",
751
752                "arch-arm/cortex-a7/bionic/__strcat_chk.S",
753                "arch-arm/cortex-a7/bionic/__strcpy_chk.S",
754
755                "arch-arm/cortex-a9/bionic/__strcat_chk.S",
756                "arch-arm/cortex-a9/bionic/__strcpy_chk.S",
757
758                "arch-arm/krait/bionic/__strcat_chk.S",
759                "arch-arm/krait/bionic/__strcpy_chk.S",
760
761                "arch-arm/cortex-a53/bionic/__strcat_chk.S",
762                "arch-arm/cortex-a53/bionic/__strcpy_chk.S",
763
764                "arch-arm/cortex-a55/bionic/__strcat_chk.S",
765                "arch-arm/cortex-a55/bionic/__strcpy_chk.S",
766            ],
767        },
768        arm64: {
769            cflags: ["-DNO___MEMCPY_CHK"],
770            srcs: [
771                "arch-arm64/generic/bionic/__memcpy_chk.S",
772            ],
773        },
774    },
775}
776
777// ========================================================
778// libc_bionic.a - home-grown C library code
779// ========================================================
780
781cc_library_static {
782    defaults: ["libc_defaults"],
783    srcs: [
784        // These require getauxval, which isn't available on older platforms.
785        "bionic/sysconf.cpp",
786        "bionic/vdso.cpp",
787        "bionic/setjmp_cookie.cpp",
788
789        // The following must not be statically linked into libc_ndk.a, because
790        // debuggerd will look for the abort message in libc.so's copy.
791        "bionic/android_set_abort_message.cpp",
792
793        "bionic/strchr.cpp",
794        "bionic/strchrnul.cpp",
795        "bionic/strnlen.c",
796        "bionic/strrchr.cpp",
797    ],
798
799    arch: {
800        arm: {
801            asflags: libc_common_flags + ["-mno-restrict-it"],
802            srcs: [
803                "arch-arm/generic/bionic/memcmp.S",
804                "arch-arm/generic/bionic/memmove.S",
805                "arch-arm/generic/bionic/memset.S",
806                "arch-arm/generic/bionic/stpcpy.c",
807                "arch-arm/generic/bionic/strcat.c",
808                "arch-arm/generic/bionic/strcmp.S",
809                "arch-arm/generic/bionic/strcpy.S",
810                "arch-arm/generic/bionic/strlen.c",
811
812                "arch-arm/bionic/__aeabi_read_tp.S",
813                "arch-arm/bionic/__bionic_clone.S",
814                "arch-arm/bionic/__restore.S",
815                "arch-arm/bionic/_exit_with_stack_teardown.S",
816                "arch-arm/bionic/atomics_arm.c",
817                "arch-arm/bionic/bpabi.c",
818                "arch-arm/bionic/libcrt_compat.c",
819                "arch-arm/bionic/popcount_tab.c",
820                "arch-arm/bionic/setjmp.S",
821                "arch-arm/bionic/syscall.S",
822                "arch-arm/bionic/vfork.S",
823
824                "arch-arm/cortex-a15/bionic/memcpy.S",
825                "arch-arm/cortex-a15/bionic/memmove.S",
826                "arch-arm/cortex-a15/bionic/memset.S",
827                "arch-arm/cortex-a15/bionic/stpcpy.S",
828                "arch-arm/cortex-a15/bionic/strcat.S",
829                "arch-arm/cortex-a15/bionic/strcmp.S",
830                "arch-arm/cortex-a15/bionic/strcpy.S",
831                "arch-arm/cortex-a15/bionic/strlen.S",
832
833                "arch-arm/cortex-a7/bionic/memcpy.S",
834                "arch-arm/cortex-a7/bionic/memset.S",
835
836                "arch-arm/cortex-a9/bionic/memcpy.S",
837                "arch-arm/cortex-a9/bionic/memset.S",
838                "arch-arm/cortex-a9/bionic/stpcpy.S",
839                "arch-arm/cortex-a9/bionic/strcat.S",
840                "arch-arm/cortex-a9/bionic/strcpy.S",
841                "arch-arm/cortex-a9/bionic/strlen.S",
842
843                "arch-arm/krait/bionic/memcpy.S",
844                "arch-arm/krait/bionic/memset.S",
845
846                "arch-arm/cortex-a53/bionic/memcpy.S",
847
848                "arch-arm/cortex-a55/bionic/memcpy.S",
849
850                "arch-arm/kryo/bionic/memcpy.S",
851            ],
852        },
853        arm64: {
854            srcs: [
855                "arch-arm64/generic/bionic/memcpy.S",
856                "arch-arm64/generic/bionic/memmove.S",
857                "arch-arm64/generic/bionic/memset.S",
858                "arch-arm64/generic/bionic/wmemmove.S",
859
860                "arch-arm64/bionic/__bionic_clone.S",
861                "arch-arm64/bionic/_exit_with_stack_teardown.S",
862                "arch-arm64/bionic/setjmp.S",
863                "arch-arm64/bionic/syscall.S",
864                "arch-arm64/bionic/vfork.S",
865            ],
866            exclude_srcs: [
867                "bionic/__memcpy_chk.cpp",
868                "bionic/strchr.cpp",
869                "bionic/strchrnul.cpp",
870                "bionic/strnlen.c",
871                "bionic/strrchr.cpp",
872            ],
873        },
874
875        x86: {
876            srcs: [
877                "arch-x86/generic/string/memcmp.S",
878                "arch-x86/generic/string/strcmp.S",
879                "arch-x86/generic/string/strncmp.S",
880                "arch-x86/generic/string/strcat.S",
881
882                "arch-x86/generic/string/strlcat.c",
883                "arch-x86/generic/string/strlcpy.c",
884                "arch-x86/generic/string/strncat.c",
885                "arch-x86/generic/string/wcscat.c",
886                "arch-x86/generic/string/wcscpy.c",
887                "arch-x86/generic/string/wmemcmp.c",
888                "arch-x86/generic/string/wmemset.c",
889
890                "arch-x86/atom/string/sse2-memchr-atom.S",
891                "arch-x86/atom/string/sse2-memrchr-atom.S",
892                "arch-x86/atom/string/sse2-strchr-atom.S",
893                "arch-x86/atom/string/sse2-strnlen-atom.S",
894                "arch-x86/atom/string/sse2-strrchr-atom.S",
895                "arch-x86/atom/string/sse2-wcschr-atom.S",
896                "arch-x86/atom/string/sse2-wcsrchr-atom.S",
897                "arch-x86/atom/string/sse2-wcslen-atom.S",
898                "arch-x86/atom/string/sse2-wcscmp-atom.S",
899                "arch-x86/silvermont/string/sse2-memmove-slm.S",
900                "arch-x86/silvermont/string/sse2-memset-slm.S",
901                "arch-x86/silvermont/string/sse2-stpcpy-slm.S",
902                "arch-x86/silvermont/string/sse2-stpncpy-slm.S",
903                "arch-x86/silvermont/string/sse2-strcpy-slm.S",
904                "arch-x86/silvermont/string/sse2-strlen-slm.S",
905                "arch-x86/silvermont/string/sse2-strncpy-slm.S",
906
907                "arch-x86/bionic/__bionic_clone.S",
908                "arch-x86/bionic/_exit_with_stack_teardown.S",
909                "arch-x86/bionic/libcrt_compat.c",
910                "arch-x86/bionic/__restore.S",
911                "arch-x86/bionic/setjmp.S",
912                "arch-x86/bionic/syscall.S",
913                "arch-x86/bionic/vfork.S",
914                "arch-x86/bionic/__x86.get_pc_thunk.S",
915
916                // ssse3 functions
917                "arch-x86/atom/string/ssse3-strcat-atom.S",
918                "arch-x86/atom/string/ssse3-strcmp-atom.S",
919                "arch-x86/atom/string/ssse3-strlcat-atom.S",
920                "arch-x86/atom/string/ssse3-strlcpy-atom.S",
921                "arch-x86/atom/string/ssse3-strncat-atom.S",
922                "arch-x86/atom/string/ssse3-strncmp-atom.S",
923                "arch-x86/atom/string/ssse3-wcscat-atom.S",
924                "arch-x86/atom/string/ssse3-wcscpy-atom.S",
925
926                // sse4 functions
927                "arch-x86/silvermont/string/sse4-memcmp-slm.S",
928                "arch-x86/silvermont/string/sse4-wmemcmp-slm.S",
929
930                // atom functions
931                "arch-x86/atom/string/sse2-memset-atom.S",
932                "arch-x86/atom/string/sse2-strlen-atom.S",
933                "arch-x86/atom/string/ssse3-memcmp-atom.S",
934                "arch-x86/atom/string/ssse3-memmove-atom.S",
935                "arch-x86/atom/string/ssse3-strcpy-atom.S",
936                "arch-x86/atom/string/ssse3-strncpy-atom.S",
937                "arch-x86/atom/string/ssse3-wmemcmp-atom.S",
938
939                // avx2 functions
940                "arch-x86/kabylake/string/avx2-wmemset-kbl.S",
941            ],
942
943            exclude_srcs: [
944                "bionic/strchr.cpp",
945                "bionic/strnlen.c",
946                "bionic/strrchr.cpp",
947            ],
948        },
949        x86_64: {
950            srcs: [
951                "arch-x86_64/string/sse2-memmove-slm.S",
952                "arch-x86_64/string/sse2-memset-slm.S",
953                "arch-x86_64/string/sse2-stpcpy-slm.S",
954                "arch-x86_64/string/sse2-stpncpy-slm.S",
955                "arch-x86_64/string/sse2-strcat-slm.S",
956                "arch-x86_64/string/sse2-strcpy-slm.S",
957                "arch-x86_64/string/sse2-strlen-slm.S",
958                "arch-x86_64/string/sse2-strncat-slm.S",
959                "arch-x86_64/string/sse2-strncpy-slm.S",
960                "arch-x86_64/string/sse4-memcmp-slm.S",
961                "arch-x86_64/string/ssse3-strcmp-slm.S",
962                "arch-x86_64/string/ssse3-strncmp-slm.S",
963                "arch-x86_64/string/avx2-wmemset-kbl.S",
964
965                "arch-x86_64/bionic/__bionic_clone.S",
966                "arch-x86_64/bionic/_exit_with_stack_teardown.S",
967                "arch-x86_64/bionic/__restore_rt.S",
968                "arch-x86_64/bionic/setjmp.S",
969                "arch-x86_64/bionic/syscall.S",
970                "arch-x86_64/bionic/vfork.S",
971            ],
972        },
973    },
974
975    cppflags: ["-Wold-style-cast"],
976    include_dirs: ["bionic/libstdc++/include"],
977    name: "libc_bionic",
978}
979
980genrule {
981    name: "generated_android_ids",
982    out: ["generated_android_ids.h"],
983    srcs: [":android_filesystem_config_header"],
984    tool_files: ["fs_config_generator.py"],
985    cmd: "$(location fs_config_generator.py) aidarray $(in) > $(out)",
986}
987
988// ========================================================
989// libc_bionic_ndk.a- The portions of libc_bionic that can
990// be safely used in libc_ndk.a (no troublesome global data
991// or constructors).
992// ========================================================
993cc_library_static {
994    defaults: ["libc_defaults"],
995    srcs: [
996        "bionic/NetdClientDispatch.cpp",
997        "bionic/__bionic_get_shell_path.cpp",
998        "bionic/__cmsg_nxthdr.cpp",
999        "bionic/__errno.cpp",
1000        "bionic/__gnu_basename.cpp",
1001        "bionic/__libc_current_sigrtmax.cpp",
1002        "bionic/__libc_current_sigrtmin.cpp",
1003        "bionic/abort.cpp",
1004        "bionic/accept.cpp",
1005        "bionic/access.cpp",
1006        "bionic/arpa_inet.cpp",
1007        "bionic/assert.cpp",
1008        "bionic/atof.cpp",
1009        "bionic/bionic_allocator.cpp",
1010        "bionic/bionic_arc4random.cpp",
1011        "bionic/bionic_futex.cpp",
1012        "bionic/bionic_netlink.cpp",
1013        "bionic/bionic_systrace.cpp",
1014        "bionic/bionic_time_conversions.cpp",
1015        "bionic/brk.cpp",
1016        "bionic/c16rtomb.cpp",
1017        "bionic/c32rtomb.cpp",
1018        "bionic/chmod.cpp",
1019        "bionic/chown.cpp",
1020        "bionic/clearenv.cpp",
1021        "bionic/clock.cpp",
1022        "bionic/clock_getcpuclockid.cpp",
1023        "bionic/clock_nanosleep.cpp",
1024        "bionic/clone.cpp",
1025        "bionic/ctype.cpp",
1026        "bionic/dirent.cpp",
1027        "bionic/dup.cpp",
1028        "bionic/environ.cpp",
1029        "bionic/error.cpp",
1030        "bionic/eventfd.cpp",
1031        "bionic/exec.cpp",
1032        "bionic/faccessat.cpp",
1033        "bionic/fchmod.cpp",
1034        "bionic/fchmodat.cpp",
1035        "bionic/fcntl.cpp",
1036        "bionic/fdsan.cpp",
1037        "bionic/fdtrack.cpp",
1038        "bionic/ffs.cpp",
1039        "bionic/fgetxattr.cpp",
1040        "bionic/flistxattr.cpp",
1041        "bionic/flockfile.cpp",
1042        "bionic/fpclassify.cpp",
1043        "bionic/fsetxattr.cpp",
1044        "bionic/ftruncate.cpp",
1045        "bionic/ftw.cpp",
1046        "bionic/futimens.cpp",
1047        "bionic/getcwd.cpp",
1048        "bionic/getdomainname.cpp",
1049        "bionic/getentropy.cpp",
1050        "bionic/gethostname.cpp",
1051        "bionic/getloadavg.cpp",
1052        "bionic/getpagesize.cpp",
1053        "bionic/getpgrp.cpp",
1054        "bionic/getpid.cpp",
1055        "bionic/getpriority.cpp",
1056        "bionic/gettid.cpp",
1057        "bionic/get_device_api_level.cpp",
1058        "bionic/grp_pwd.cpp",
1059        "bionic/grp_pwd_file.cpp",
1060        "bionic/iconv.cpp",
1061        "bionic/icu_wrappers.cpp",
1062        "bionic/ifaddrs.cpp",
1063        "bionic/inotify_init.cpp",
1064        "bionic/ioctl.cpp",
1065        "bionic/killpg.cpp",
1066        "bionic/langinfo.cpp",
1067        "bionic/lchown.cpp",
1068        "bionic/lfs64_support.cpp",
1069        "bionic/libc_init_common.cpp",
1070        "bionic/libgen.cpp",
1071        "bionic/link.cpp",
1072        "bionic/locale.cpp",
1073        "bionic/lockf.cpp",
1074        "bionic/lstat.cpp",
1075        "bionic/mblen.cpp",
1076        "bionic/mbrtoc16.cpp",
1077        "bionic/mbrtoc32.cpp",
1078        "bionic/memmem.cpp",
1079        "bionic/mempcpy.cpp",
1080        "bionic/mkdir.cpp",
1081        "bionic/mkfifo.cpp",
1082        "bionic/mknod.cpp",
1083        "bionic/mntent.cpp",
1084        "bionic/mremap.cpp",
1085        "bionic/net_if.cpp",
1086        "bionic/netdb.cpp",
1087        "bionic/netinet_in.cpp",
1088        "bionic/nl_types.cpp",
1089        "bionic/open.cpp",
1090        "bionic/pathconf.cpp",
1091        "bionic/pause.cpp",
1092        "bionic/pipe.cpp",
1093        "bionic/poll.cpp",
1094        "bionic/posix_fadvise.cpp",
1095        "bionic/posix_fallocate.cpp",
1096        "bionic/posix_madvise.cpp",
1097        "bionic/posix_timers.cpp",
1098        "bionic/ptrace.cpp",
1099        "bionic/pty.cpp",
1100        "bionic/raise.cpp",
1101        "bionic/rand.cpp",
1102        "bionic/readlink.cpp",
1103        "bionic/realpath.cpp",
1104        "bionic/reboot.cpp",
1105        "bionic/recv.cpp",
1106        "bionic/recvmsg.cpp",
1107        "bionic/rename.cpp",
1108        "bionic/rmdir.cpp",
1109        "bionic/scandir.cpp",
1110        "bionic/sched_getaffinity.cpp",
1111        "bionic/sched_getcpu.cpp",
1112        "bionic/semaphore.cpp",
1113        "bionic/send.cpp",
1114        "bionic/setegid.cpp",
1115        "bionic/seteuid.cpp",
1116        "bionic/setpgrp.cpp",
1117        "bionic/sigaction.cpp",
1118        "bionic/signal.cpp",
1119        "bionic/sigprocmask.cpp",
1120        "bionic/sleep.cpp",
1121        "bionic/socketpair.cpp",
1122        "bionic/spawn.cpp",
1123        "bionic/stat.cpp",
1124        "bionic/stdlib_l.cpp",
1125        "bionic/strerror.cpp",
1126        "bionic/string_l.cpp",
1127        "bionic/strings_l.cpp",
1128        "bionic/strsignal.cpp",
1129        "bionic/strtol.cpp",
1130        "bionic/strtold.cpp",
1131        "bionic/swab.cpp",
1132        "bionic/symlink.cpp",
1133        "bionic/sync_file_range.cpp",
1134        "bionic/sys_epoll.cpp",
1135        "bionic/sys_msg.cpp",
1136        "bionic/sys_sem.cpp",
1137        "bionic/sys_shm.cpp",
1138        "bionic/sys_signalfd.cpp",
1139        "bionic/sys_statfs.cpp",
1140        "bionic/sys_statvfs.cpp",
1141        "bionic/sys_time.cpp",
1142        "bionic/sysinfo.cpp",
1143        "bionic/syslog.cpp",
1144        "bionic/system.cpp",
1145        "bionic/system_property_api.cpp",
1146        "bionic/system_property_set.cpp",
1147        "bionic/tdestroy.cpp",
1148        "bionic/termios.cpp",
1149        "bionic/thread_private.cpp",
1150        "bionic/threads.cpp",
1151        "bionic/timespec_get.cpp",
1152        "bionic/tmpfile.cpp",
1153        "bionic/umount.cpp",
1154        "bionic/unlink.cpp",
1155        "bionic/usleep.cpp",
1156        "bionic/wait.cpp",
1157        "bionic/wchar.cpp",
1158        "bionic/wchar_l.cpp",
1159        "bionic/wcstod.cpp",
1160        "bionic/wctype.cpp",
1161        "bionic/wcwidth.cpp",
1162        "bionic/wmempcpy.cpp",
1163
1164        // This contains a weak stub implementation of __find_icu_symbol for wctype.cpp,
1165        // which will be overridden by the actual one in libc.so.
1166        "bionic/icu_static.cpp",
1167    ],
1168
1169    multilib: {
1170        lib32: {
1171            // LP32 cruft
1172            srcs: ["bionic/mmap.cpp"],
1173        },
1174    },
1175    product_variables: {
1176        treble_linker_namespaces: {
1177            cflags: ["-DTREBLE_LINKER_NAMESPACES"],
1178        },
1179    },
1180    whole_static_libs: ["libsystemproperties"],
1181    cppflags: ["-Wold-style-cast"],
1182    local_include_dirs: ["stdio"],
1183    include_dirs: ["bionic/libstdc++/include"],
1184    name: "libc_bionic_ndk",
1185    generated_headers: ["generated_android_ids"],
1186}
1187
1188// ========================================================
1189// libc_pthread.a - pthreads parts that previously lived in
1190// libc_bionic.a. Relocated to their own library because
1191// they can't be included in libc_ndk.a (as the layout of
1192// pthread_t has changed over the years and has ABI
1193// compatibility issues).
1194// ========================================================
1195
1196cc_library_static {
1197    defaults: ["libc_defaults"],
1198    srcs: [
1199        "bionic/bionic_elf_tls.cpp",
1200        "bionic/pthread_atfork.cpp",
1201        "bionic/pthread_attr.cpp",
1202        "bionic/pthread_barrier.cpp",
1203        "bionic/pthread_cond.cpp",
1204        "bionic/pthread_create.cpp",
1205        "bionic/pthread_detach.cpp",
1206        "bionic/pthread_equal.cpp",
1207        "bionic/pthread_exit.cpp",
1208        "bionic/pthread_getcpuclockid.cpp",
1209        "bionic/pthread_getschedparam.cpp",
1210        "bionic/pthread_gettid_np.cpp",
1211        "bionic/pthread_internal.cpp",
1212        "bionic/pthread_join.cpp",
1213        "bionic/pthread_key.cpp",
1214        "bionic/pthread_kill.cpp",
1215        "bionic/pthread_mutex.cpp",
1216        "bionic/pthread_once.cpp",
1217        "bionic/pthread_rwlock.cpp",
1218        "bionic/pthread_sigqueue.cpp",
1219        "bionic/pthread_self.cpp",
1220        "bionic/pthread_setname_np.cpp",
1221        "bionic/pthread_setschedparam.cpp",
1222        "bionic/pthread_spinlock.cpp",
1223
1224        // The following implementations depend on pthread data or implementation,
1225        // so we can't include them in libc_ndk.a.
1226        "bionic/__cxa_thread_atexit_impl.cpp",
1227        "bionic/android_unsafe_frame_pointer_chase.cpp",
1228        "bionic/atexit.cpp",
1229        "bionic/fork.cpp",
1230    ],
1231
1232    cppflags: ["-Wold-style-cast"],
1233    include_dirs: ["bionic/libstdc++/include"],
1234    header_libs: ["bionic_libc_platform_headers"],
1235    name: "libc_pthread",
1236}
1237
1238// ========================================================
1239// libc_syscalls.a
1240// ========================================================
1241
1242genrule {
1243    name: "syscalls-arm.S",
1244    out: ["syscalls-arm.S"],
1245    srcs: ["SYSCALLS.TXT"],
1246    tool_files: [":bionic-gensyscalls"],
1247    cmd: "$(location :bionic-gensyscalls) arm $(in) > $(out)",
1248}
1249
1250genrule {
1251    name: "syscalls-arm64.S",
1252    out: ["syscalls-arm64.S"],
1253    srcs: ["SYSCALLS.TXT"],
1254    tool_files: [":bionic-gensyscalls"],
1255    cmd: "$(location :bionic-gensyscalls) arm64 $(in) > $(out)",
1256}
1257
1258genrule {
1259    name: "syscalls-x86.S",
1260    out: ["syscalls-x86.S"],
1261    srcs: ["SYSCALLS.TXT"],
1262    tool_files: [":bionic-gensyscalls"],
1263    cmd: "$(location :bionic-gensyscalls) x86 $(in) > $(out)",
1264}
1265
1266genrule {
1267    name: "syscalls-x86_64.S",
1268    out: ["syscalls-x86_64.S"],
1269    srcs: ["SYSCALLS.TXT"],
1270    tool_files: [":bionic-gensyscalls"],
1271    cmd: "$(location :bionic-gensyscalls) x86_64 $(in) > $(out)",
1272}
1273
1274cc_library_static {
1275    defaults: ["libc_defaults"],
1276    srcs: ["bionic/__set_errno.cpp"],
1277    arch: {
1278        arm: {
1279            srcs: [":syscalls-arm.S"],
1280        },
1281        arm64: {
1282            srcs: [":syscalls-arm64.S"],
1283        },
1284        x86: {
1285            srcs: [":syscalls-x86.S"],
1286        },
1287        x86_64: {
1288            srcs: [":syscalls-x86_64.S"],
1289        },
1290    },
1291    name: "libc_syscalls",
1292}
1293
1294// ========================================================
1295// libc_aeabi.a
1296// This is an LP32 ARM-only library that needs to be built with -fno-builtin
1297// to avoid infinite recursion. For the other architectures we just build an
1298// empty library to keep this makefile simple.
1299// ========================================================
1300
1301cc_library_static {
1302    defaults: ["libc_defaults"],
1303    arch: {
1304        arm: {
1305            srcs: ["arch-arm/bionic/__aeabi.c"],
1306        },
1307    },
1308    name: "libc_aeabi",
1309    cflags: ["-fno-builtin"],
1310}
1311
1312// ========================================================
1313// libc_ndk.a
1314// Compatibility library for the NDK. This library contains
1315// all the parts of libc that are safe to statically link.
1316// We can't safely statically link things that can only run
1317// on a certain version of the OS. Examples include
1318// anything that talks to netd (a large portion of the DNS
1319// code) and anything that is dependent on the layout of a
1320// data structure that has changed across releases (such as
1321// pthread_t).
1322// ========================================================
1323
1324cc_library_static {
1325    name: "libc_ndk",
1326    defaults: [
1327        "libc_defaults",
1328        "libc_native_allocator_defaults",
1329    ],
1330    ramdisk_available: false,
1331    srcs: libc_common_src_files + [
1332        "bionic/gwp_asan_wrappers.cpp",
1333        "bionic/heap_tagging.cpp",
1334        "bionic/malloc_common.cpp",
1335        "bionic/malloc_limit.cpp",
1336    ],
1337    multilib: {
1338        lib32: {
1339            srcs: libc_common_src_files_32,
1340        },
1341    },
1342    arch: {
1343        arm: {
1344            srcs: [
1345                "arch-arm/bionic/exidx_dynamic.c",
1346                "arch-common/bionic/crtbegin_so.c",
1347                "arch-arm/bionic/atexit_legacy.c",
1348                "arch-common/bionic/crtend_so.S",
1349            ],
1350            whole_static_libs: ["libc_aeabi"],
1351        },
1352    },
1353
1354    cflags: [
1355        "-fvisibility=hidden",
1356        "-DLIBC_STATIC",
1357    ],
1358
1359    whole_static_libs: [
1360        "gwp_asan",
1361        "libarm-optimized-routines-string",
1362        "libc_bionic_ndk",
1363        "libc_bootstrap",
1364        "libc_fortify",
1365        "libc_freebsd",
1366        "libc_freebsd_large_stack",
1367        "libc_gdtoa",
1368        "libc_netbsd",
1369        "libc_openbsd_large_stack",
1370        "libc_openbsd_ndk",
1371        "libc_syscalls",
1372        "libc_tzcode",
1373        "libm",
1374        "libstdc++",
1375    ],
1376}
1377
1378// ========================================================
1379// libc_nopthread.a
1380// ========================================================
1381cc_library_static {
1382    defaults: ["libc_defaults"],
1383    srcs: libc_common_src_files,
1384    multilib: {
1385        lib32: {
1386            srcs: libc_common_src_files_32,
1387        },
1388    },
1389    name: "libc_nopthread",
1390
1391    whole_static_libs: [
1392        "libarm-optimized-routines-string",
1393        "libc_bionic",
1394        "libc_bionic_ndk",
1395        "libc_bootstrap",
1396        "libc_dns",
1397        "libc_fortify",
1398        "libc_freebsd",
1399        "libc_freebsd_large_stack",
1400        "libc_gdtoa",
1401        "libc_netbsd",
1402        "libc_openbsd",
1403        "libc_openbsd_large_stack",
1404        "libc_openbsd_ndk",
1405        "libc_syscalls",
1406        "libc_tzcode",
1407        "libstdc++",
1408    ],
1409
1410    arch: {
1411        arm: {
1412            whole_static_libs: ["libc_aeabi"],
1413        },
1414    },
1415}
1416
1417// ========================================================
1418// libc_common.a
1419// ========================================================
1420
1421cc_library_static {
1422    defaults: ["libc_defaults"],
1423    name: "libc_common",
1424
1425    whole_static_libs: [
1426        "libc_nopthread",
1427        "libc_pthread",
1428    ],
1429}
1430
1431// ========================================================
1432// libc_static_dispatch.a
1433// ========================================================
1434cc_library_static {
1435    defaults: ["libc_defaults"],
1436    name: "libc_static_dispatch",
1437
1438    arch: {
1439        x86: {
1440            srcs: ["arch-x86/static_function_dispatch.S"],
1441        },
1442        arm: {
1443            srcs: ["arch-arm/static_function_dispatch.S"],
1444        },
1445        arm64: {
1446            srcs: ["arch-arm64/static_function_dispatch.S"],
1447        },
1448    },
1449}
1450
1451// ========================================================
1452// libc_dynamic_dispatch.a
1453// ========================================================
1454cc_library_static {
1455    defaults: ["libc_defaults"],
1456    name: "libc_dynamic_dispatch",
1457
1458    cflags: [
1459        "-ffreestanding",
1460        "-fno-stack-protector",
1461        "-fno-jump-tables",
1462    ],
1463    arch: {
1464        x86: {
1465            srcs: ["arch-x86/dynamic_function_dispatch.cpp"],
1466        },
1467        arm: {
1468            srcs: ["arch-arm/dynamic_function_dispatch.cpp"],
1469        },
1470        arm64: {
1471            srcs: ["arch-arm64/dynamic_function_dispatch.cpp"],
1472        },
1473    },
1474}
1475
1476// ========================================================
1477// libc_common_static.a For static binaries.
1478// ========================================================
1479cc_library_static {
1480    defaults: ["libc_defaults"],
1481    name: "libc_common_static",
1482
1483    whole_static_libs: [
1484        "libc_common",
1485        "libc_static_dispatch",
1486    ],
1487}
1488
1489// ========================================================
1490// libc_common_shared.a For shared libraries.
1491// ========================================================
1492cc_library_static {
1493    defaults: ["libc_defaults"],
1494    name: "libc_common_shared",
1495
1496    whole_static_libs: [
1497        "libc_common",
1498        "libc_dynamic_dispatch",
1499    ],
1500}
1501
1502// Versions of dl_iterate_phdr and similar APIs used to lookup unwinding information in a static
1503// executable.
1504cc_library_static {
1505    name: "libc_unwind_static",
1506    defaults: ["libc_defaults"],
1507    cflags: ["-DLIBC_STATIC"],
1508
1509    srcs: ["bionic/dl_iterate_phdr_static.cpp"],
1510    arch: {
1511        // arm32-specific dl_unwind_find_exidx and __gnu_Unwind_Find_exidx APIs
1512        arm: {
1513            srcs: ["arch-arm/bionic/exidx_static.c"],
1514        },
1515    },
1516}
1517
1518// ========================================================
1519// libc_nomalloc.a
1520// ========================================================
1521//
1522// This is a version of the static C library used by the dynamic linker that exclude malloc. It also
1523// excludes functions selected using ifunc's (e.g. for string.h). Link in either
1524// libc_static_dispatch or libc_dynamic_dispatch to provide those functions.
1525
1526cc_library_static {
1527    name: "libc_nomalloc",
1528    defaults: ["libc_defaults"],
1529
1530    whole_static_libs: [
1531        "libc_common",
1532        "libc_init_static",
1533        "libc_unwind_static",
1534    ],
1535}
1536
1537filegroup {
1538    name: "libc_sources_shared",
1539    srcs: [
1540        "arch-common/bionic/crtbegin_so.c",
1541        "arch-common/bionic/crtbrand.S",
1542        "bionic/gwp_asan_wrappers.cpp",
1543        "bionic/heap_tagging.cpp",
1544        "bionic/icu.cpp",
1545        "bionic/malloc_common.cpp",
1546        "bionic/malloc_common_dynamic.cpp",
1547        "bionic/android_profiling_dynamic.cpp",
1548        "bionic/malloc_heapprofd.cpp",
1549        "bionic/malloc_limit.cpp",
1550        "bionic/ndk_cruft.cpp",
1551        "bionic/ndk_cruft_data.cpp",
1552        "bionic/NetdClient.cpp",
1553        "arch-common/bionic/crtend_so.S",
1554    ],
1555}
1556
1557filegroup {
1558    name: "libc_sources_static",
1559    srcs: [
1560        "bionic/gwp_asan_wrappers.cpp",
1561        "bionic/heap_tagging.cpp",
1562        "bionic/malloc_common.cpp",
1563        "bionic/malloc_limit.cpp",
1564    ],
1565}
1566
1567filegroup {
1568    name: "libc_sources_shared_arm",
1569    srcs: [
1570        "arch-arm/bionic/exidx_dynamic.c",
1571        "arch-arm/bionic/atexit_legacy.c",
1572    ],
1573}
1574
1575// ========================================================
1576// libc.a + libc.so
1577// ========================================================
1578cc_library {
1579    defaults: [
1580        "libc_defaults",
1581        "libc_native_allocator_defaults",
1582    ],
1583    name: "libc",
1584    static_ndk_lib: true,
1585    product_variables: {
1586        platform_sdk_version: {
1587            asflags: ["-DPLATFORM_SDK_VERSION=%d"],
1588        },
1589    },
1590    static: {
1591        srcs: [ ":libc_sources_static" ],
1592        cflags: ["-DLIBC_STATIC"],
1593        whole_static_libs: [
1594            "gwp_asan",
1595            "libc_init_static",
1596            "libc_common_static",
1597            "libc_unwind_static",
1598        ],
1599    },
1600    shared: {
1601        srcs: [ ":libc_sources_shared" ],
1602        whole_static_libs: [
1603            "gwp_asan",
1604            "libc_init_dynamic",
1605            "libc_common_shared",
1606        ],
1607    },
1608
1609    required: [
1610        "tzdata",
1611        "tz_version", // Version metadata for tzdata to help debugging.
1612    ],
1613
1614    // Do not pack libc.so relocations; see http://b/20645321 for details.
1615    pack_relocations: false,
1616
1617    // WARNING: The only libraries libc.so should depend on are libdl.so and ld-android.so!
1618    // If you add other libraries, make sure to add -Wl,--exclude-libs=libgcc.a to the
1619    // LOCAL_LDFLAGS for those libraries.  This ensures that symbols that are pulled into
1620    // those new libraries from libgcc.a are not declared external; if that were the case,
1621    // then libc would not pull those symbols from libgcc.a as it should, instead relying
1622    // on the external symbols from the dependent libraries.  That would create a "cloaked"
1623    // dependency on libgcc.a in libc though the libraries, which is not what you wanted!
1624
1625    shared_libs: [
1626        "ld-android",
1627        "libdl",
1628    ],
1629    static_libs: [
1630        "libdl_android",
1631    ],
1632
1633    nocrt: true,
1634
1635    arch: {
1636        arm: {
1637            // TODO: This is to work around b/24465209. Remove after root cause is fixed.
1638            pack_relocations: false,
1639            ldflags: ["-Wl,--hash-style=both"],
1640
1641            version_script: ":libc.arm.map",
1642
1643            shared: {
1644                srcs: [":libc_sources_shared_arm"],
1645                // special for arm
1646                cflags: ["-DCRT_LEGACY_WORKAROUND"],
1647
1648                whole_static_libs: [ "libunwind_llvm" ],
1649            },
1650
1651            // Arm 32 bit does not produce complete exidx unwind information
1652            // so keep the .debug_frame which is relatively small and does
1653            // include needed unwind information.
1654            // See b/132992102 for details.
1655            strip: {
1656                keep_symbols_and_debug_frame: true,
1657            },
1658        },
1659        arm64: {
1660            version_script: ":libc.arm64.map",
1661
1662            // Leave the symbols in the shared library so that stack unwinders can produce
1663            // meaningful name resolution.
1664            strip: {
1665                keep_symbols: true,
1666            },
1667
1668            shared: {
1669                whole_static_libs: [ "libgcc_stripped" ],
1670            },
1671        },
1672        x86: {
1673            // TODO: This is to work around b/24465209. Remove after root cause is fixed.
1674            pack_relocations: false,
1675            ldflags: ["-Wl,--hash-style=both"],
1676
1677            version_script: ":libc.x86.map",
1678
1679            // Leave the symbols in the shared library so that stack unwinders can produce
1680            // meaningful name resolution.
1681            strip: {
1682                keep_symbols: true,
1683            },
1684
1685            shared: {
1686                whole_static_libs: [ "libgcc_stripped" ],
1687            },
1688        },
1689        x86_64: {
1690            version_script: ":libc.x86_64.map",
1691
1692            // Leave the symbols in the shared library so that stack unwinders can produce
1693            // meaningful name resolution.
1694            strip: {
1695                keep_symbols: true,
1696            },
1697
1698            shared: {
1699                whole_static_libs: [ "libgcc_stripped" ],
1700            },
1701        },
1702    },
1703
1704    stubs: {
1705        symbol_file: "libc.map.txt",
1706        versions: [
1707            "29",
1708            "R",
1709            "10000",
1710        ],
1711    },
1712
1713    apex_available: [
1714        "//apex_available:platform",
1715        "com.android.runtime",
1716    ],
1717
1718    // Sorting bss symbols by size usually results in less dirty pages at run
1719    // time, because small symbols are grouped together.
1720    sort_bss_symbols_by_size: true,
1721}
1722
1723genrule {
1724    name: "libc.arm.map",
1725    out: ["libc.arm.map"],
1726    srcs: ["libc.map.txt"],
1727    tool_files: [":bionic-generate-version-script"],
1728    cmd: "$(location :bionic-generate-version-script) arm $(in) $(out)",
1729}
1730
1731genrule {
1732    name: "libc.arm64.map",
1733    out: ["libc.arm64.map"],
1734    srcs: ["libc.map.txt"],
1735    tool_files: [":bionic-generate-version-script"],
1736    cmd: "$(location :bionic-generate-version-script) arm64 $(in) $(out)",
1737}
1738
1739genrule {
1740    name: "libc.x86.map",
1741    out: ["libc.x86.map"],
1742    srcs: ["libc.map.txt"],
1743    tool_files: [":bionic-generate-version-script"],
1744    cmd: "$(location :bionic-generate-version-script) x86 $(in) $(out)",
1745}
1746
1747genrule {
1748    name: "libc.x86_64.map",
1749    out: ["libc.x86_64.map"],
1750    srcs: ["libc.map.txt"],
1751    tool_files: [":bionic-generate-version-script"],
1752    cmd: "$(location :bionic-generate-version-script) x86_64 $(in) $(out)",
1753}
1754
1755// Headers that only other parts of the platform can include.
1756cc_library_headers {
1757    name: "bionic_libc_platform_headers",
1758    defaults: ["linux_bionic_supported"],
1759    visibility: [
1760        "//art:__subpackages__",
1761        "//bionic:__subpackages__",
1762        "//frameworks:__subpackages__",
1763        "//device/generic/goldfish-opengl:__subpackages__",
1764        "//external/gwp_asan:__subpackages__",
1765        "//external/perfetto:__subpackages__",
1766        "//external/scudo:__subpackages__",
1767        "//system/core/debuggerd:__subpackages__",
1768        "//system/core/libunwindstack:__subpackages__",
1769        "//system/memory/libmemunreachable:__subpackages__",
1770        "//tools/security/sanitizer-status:__subpackages__",
1771    ],
1772    vendor_available: true,
1773    ramdisk_available: true,
1774    recovery_available: true,
1775    native_bridge_supported: true,
1776    export_include_dirs: [
1777        "platform",
1778    ],
1779    system_shared_libs: [],
1780    stl: "none",
1781    sdk_version: "current",
1782
1783    apex_available: [
1784        "//apex_available:platform",
1785        "com.android.runtime",
1786        "com.android.art.release", // from libdexfile_external
1787        "com.android.art.debug", // from libdexfile_external
1788    ],
1789}
1790
1791cc_library_headers {
1792    // Internal lib for use in libc_headers. Since we cannot intersect arch{}
1793    // and target{} in the same module, this one specifies the arch-dependent
1794    // include paths, and then libc_headers filters by target so that the
1795    // headers only are included for Bionic targets.
1796    name: "libc_headers_arch",
1797    visibility: ["//visibility:private"],
1798
1799    host_supported: true,
1800    vendor_available: true,
1801    ramdisk_available: true,
1802    recovery_available: true,
1803    native_bridge_supported: true,
1804    apex_available: [
1805        "//apex_available:platform",
1806        "//apex_available:anyapex",
1807    ],
1808    // used by most APEXes indirectly via libunwind_llvm
1809    min_sdk_version: "apex_inherit",
1810
1811    no_libcrt: true,
1812    stl: "none",
1813    system_shared_libs: [],
1814
1815    // The build system generally requires that any dependencies of a target
1816    // with an sdk_version must have a lower sdk_version. By setting sdk_version
1817    // to 1 we let targets with an sdk_version that need to depend on the libc
1818    // headers but cannot depend on libc itself due to circular dependencies
1819    // (such as libunwind_llvm) depend on the headers. Setting sdk_version to 1
1820    // is correct because the headers can support any sdk_version.
1821    sdk_version: "1",
1822
1823    export_system_include_dirs: [
1824        "include",
1825        "kernel/uapi",
1826        "kernel/android/scsi",
1827        "kernel/android/uapi",
1828    ],
1829
1830    arch: {
1831        arm: {
1832            export_system_include_dirs: ["kernel/uapi/asm-arm"],
1833        },
1834        arm64: {
1835            export_system_include_dirs: ["kernel/uapi/asm-arm64"],
1836        },
1837        x86: {
1838            export_system_include_dirs: ["kernel/uapi/asm-x86"],
1839        },
1840        x86_64: {
1841            export_system_include_dirs: ["kernel/uapi/asm-x86"],
1842        },
1843    },
1844}
1845
1846cc_library_headers {
1847    name: "libc_headers",
1848    host_supported: true,
1849    native_bridge_supported: true,
1850    vendor_available: true,
1851    ramdisk_available: true,
1852    recovery_available: true,
1853    sdk_version: "1",
1854
1855    apex_available: [
1856        "//apex_available:platform",
1857        "//apex_available:anyapex",
1858    ],
1859    // used by most APEXes indirectly via libunwind_llvm
1860    min_sdk_version: "apex_inherit",
1861    visibility: [
1862        "//bionic:__subpackages__", // visible to bionic
1863        // ... and only to these places (b/152668052)
1864        "//external/arm-optimized-routines",
1865        "//external/gwp_asan",
1866        "//external/jemalloc_new",
1867        "//external/libunwind_llvm",
1868        "//external/scudo",
1869        "//system/core/property_service/libpropertyinfoparser",
1870        "//system/extras/toolchain-extras",
1871        // TODO(b/153662223): Clean up these users that needed visibility when
1872        // the implicit addition of system Bionic paths was removed.
1873        "//art/tools/cpp-define-generator",
1874        "//external/boringssl",
1875        "//external/minijail",
1876    ],
1877
1878    stl: "none",
1879    no_libcrt: true,
1880    system_shared_libs: [],
1881
1882    target: {
1883        android: {
1884            header_libs: ["libc_headers_arch"],
1885            export_header_lib_headers: ["libc_headers_arch"],
1886        },
1887        linux_bionic: {
1888            header_libs: ["libc_headers_arch"],
1889            export_header_lib_headers: ["libc_headers_arch"],
1890        },
1891    }
1892}
1893
1894// ========================================================
1895// libstdc++.so and libstdc++.a.
1896// ========================================================
1897
1898cc_library {
1899    defaults: ["libc_defaults"],
1900    include_dirs: ["bionic/libstdc++/include"],
1901    srcs: [
1902        "bionic/__cxa_guard.cpp",
1903        "bionic/__cxa_pure_virtual.cpp",
1904        "bionic/new.cpp",
1905    ],
1906    name: "libstdc++",
1907    static_ndk_lib: true,
1908    static_libs: ["libasync_safe"],
1909
1910    static: {
1911        system_shared_libs: [],
1912    },
1913    shared: {
1914        system_shared_libs: ["libc"],
1915    },
1916
1917    //TODO (dimitry): This is to work around b/24465209. Remove after root cause is fixed
1918    arch: {
1919        arm: {
1920            // TODO: This is to work around b/24465209. Remove after root cause is fixed.
1921            pack_relocations: false,
1922            ldflags: ["-Wl,--hash-style=both"],
1923            version_script: ":libstdc++.arm.map",
1924        },
1925        arm64: {
1926            version_script: ":libstdc++.arm64.map",
1927        },
1928        x86: {
1929            pack_relocations: false,
1930            ldflags: ["-Wl,--hash-style=both"],
1931            version_script: ":libstdc++.x86.map",
1932        },
1933        x86_64: {
1934            version_script: ":libstdc++.x86_64.map",
1935        },
1936    },
1937}
1938
1939genrule {
1940    name: "libstdc++.arm.map",
1941    out: ["libstdc++.arm.map"],
1942    srcs: ["libstdc++.map.txt"],
1943    tool_files: [":bionic-generate-version-script"],
1944    cmd: "$(location :bionic-generate-version-script) arm $(in) $(out)",
1945}
1946
1947genrule {
1948    name: "libstdc++.arm64.map",
1949    out: ["libstdc++.arm64.map"],
1950    srcs: ["libstdc++.map.txt"],
1951    tool_files: [":bionic-generate-version-script"],
1952    cmd: "$(location :bionic-generate-version-script) arm64 $(in) $(out)",
1953}
1954
1955genrule {
1956    name: "libstdc++.x86.map",
1957    out: ["libstdc++.x86.map"],
1958    srcs: ["libstdc++.map.txt"],
1959    tool_files: [":bionic-generate-version-script"],
1960    cmd: "$(location :bionic-generate-version-script) x86 $(in) $(out)",
1961}
1962
1963genrule {
1964    name: "libstdc++.x86_64.map",
1965    out: ["libstdc++.x86_64.map"],
1966    srcs: ["libstdc++.map.txt"],
1967    tool_files: [":bionic-generate-version-script"],
1968    cmd: "$(location :bionic-generate-version-script) x86_64 $(in) $(out)",
1969}
1970
1971// ========================================================
1972// crt object files.
1973// ========================================================
1974
1975cc_defaults {
1976    name: "crt_defaults",
1977    defaults: ["linux_bionic_supported"],
1978    vendor_available: true,
1979    ramdisk_available: true,
1980    recovery_available: true,
1981    native_bridge_supported: true,
1982    apex_available: [
1983        "//apex_available:platform",
1984        "//apex_available:anyapex",
1985    ],
1986    // crt* objects are used by most cc_binary/cc_library in "anyapex"
1987    min_sdk_version: "apex_inherit",
1988    cflags: [
1989        "-Wno-gcc-compat",
1990        "-Wall",
1991        "-Werror",
1992    ],
1993    sanitize: {
1994        never: true,
1995    },
1996}
1997
1998cc_defaults {
1999    name: "crt_so_defaults",
2000    defaults: ["crt_defaults"],
2001
2002    arch: {
2003        x86: {
2004            cflags: ["-fPIC"],
2005        },
2006        x86_64: {
2007            cflags: ["-fPIC"],
2008        },
2009    },
2010    stl: "none",
2011}
2012
2013cc_object {
2014    name: "crtbrand",
2015    // crtbrand.c needs <stdint.h> and a #define for the platform SDK version.
2016    local_include_dirs: ["include"],
2017    product_variables: {
2018        platform_sdk_version: {
2019            asflags: ["-DPLATFORM_SDK_VERSION=%d"],
2020        },
2021    },
2022    srcs: ["arch-common/bionic/crtbrand.S"],
2023
2024    defaults: ["crt_so_defaults"],
2025}
2026
2027cc_object {
2028    name: "crtbegin_so1",
2029    local_include_dirs: ["include"],
2030    srcs: ["arch-common/bionic/crtbegin_so.c"],
2031
2032    defaults: ["crt_so_defaults"],
2033}
2034
2035cc_object {
2036    name: "crtbegin_so",
2037
2038    defaults: ["crt_so_defaults"],
2039    objs: [
2040        "crtbegin_so1",
2041        "crtbrand",
2042    ],
2043}
2044
2045cc_object {
2046    name: "crtend_so",
2047    local_include_dirs: ["include"],
2048    srcs: ["arch-common/bionic/crtend_so.S"],
2049
2050    defaults: ["crt_so_defaults"],
2051}
2052
2053cc_object {
2054    name: "crtbegin_static1",
2055    local_include_dirs: ["include"],
2056    srcs: ["arch-common/bionic/crtbegin.c"],
2057    defaults: ["crt_defaults"],
2058}
2059
2060cc_object {
2061    name: "crtbegin_static",
2062
2063    objs: [
2064        "crtbegin_static1",
2065        "crtbrand",
2066    ],
2067    defaults: ["crt_defaults"],
2068}
2069
2070cc_object {
2071    name: "crtbegin_dynamic1",
2072    local_include_dirs: ["include"],
2073    srcs: ["arch-common/bionic/crtbegin.c"],
2074    defaults: ["crt_defaults"],
2075}
2076
2077cc_object {
2078    name: "crtbegin_dynamic",
2079
2080    objs: [
2081        "crtbegin_dynamic1",
2082        "crtbrand",
2083    ],
2084    target: {
2085        linux_bionic: {
2086            generated_sources: ["host_bionic_linker_asm"],
2087            objs: [
2088                "linker_wrapper",
2089            ],
2090        },
2091    },
2092    defaults: ["crt_defaults"],
2093}
2094
2095cc_object {
2096    // We rename crtend.o to crtend_android.o to avoid a
2097    // name clash between gcc and bionic.
2098    name: "crtend_android",
2099    local_include_dirs: ["include"],
2100    srcs: ["arch-common/bionic/crtend.S"],
2101
2102    defaults: ["crt_defaults"],
2103}
2104
2105// ========================================================
2106// NDK headers.
2107// ========================================================
2108
2109versioned_ndk_headers {
2110    name: "common_libc",
2111    from: "include",
2112    to: "",
2113    license: "NOTICE",
2114}
2115
2116ndk_headers {
2117    name: "libc_uapi",
2118    from: "kernel/uapi",
2119    to: "",
2120    srcs: [
2121        "kernel/uapi/asm-generic/**/*.h",
2122        "kernel/uapi/drm/**/*.h",
2123        "kernel/uapi/linux/**/*.h",
2124        "kernel/uapi/misc/**/*.h",
2125        "kernel/uapi/mtd/**/*.h",
2126        "kernel/uapi/rdma/**/*.h",
2127        "kernel/uapi/scsi/**/*.h",
2128        "kernel/uapi/sound/**/*.h",
2129        "kernel/uapi/video/**/*.h",
2130        "kernel/uapi/xen/**/*.h",
2131    ],
2132    license: "NOTICE",
2133}
2134
2135ndk_headers {
2136    name: "libc_kernel_android_uapi_linux",
2137    from: "kernel/android/uapi/linux",
2138    to: "linux",
2139    srcs: ["kernel/android/uapi/linux/**/*.h"],
2140    license: "NOTICE",
2141}
2142
2143ndk_headers {
2144    name: "libc_kernel_android_scsi",
2145    from: "kernel/android/scsi/scsi",
2146    to: "scsi",
2147    srcs: ["kernel/android/scsi/**/*.h"],
2148    license: "NOTICE",
2149}
2150
2151ndk_headers {
2152    name: "libc_asm_arm",
2153    from: "kernel/uapi/asm-arm",
2154    to: "arm-linux-androideabi",
2155    srcs: ["kernel/uapi/asm-arm/**/*.h"],
2156    license: "NOTICE",
2157}
2158
2159ndk_headers {
2160    name: "libc_asm_arm64",
2161    from: "kernel/uapi/asm-arm64",
2162    to: "aarch64-linux-android",
2163    srcs: ["kernel/uapi/asm-arm64/**/*.h"],
2164    license: "NOTICE",
2165}
2166
2167ndk_headers {
2168    name: "libc_asm_x86",
2169    from: "kernel/uapi/asm-x86",
2170    to: "i686-linux-android",
2171    srcs: ["kernel/uapi/asm-x86/**/*.h"],
2172    license: "NOTICE",
2173}
2174
2175ndk_headers {
2176    name: "libc_asm_x86_64",
2177    from: "kernel/uapi/asm-x86",
2178    to: "x86_64-linux-android",
2179    srcs: ["kernel/uapi/asm-x86/**/*.h"],
2180    license: "NOTICE",
2181}
2182
2183ndk_library {
2184    name: "libc",
2185    native_bridge_supported: true,
2186    symbol_file: "libc.map.txt",
2187    first_version: "9",
2188}
2189
2190llndk_library {
2191    name: "libc",
2192    symbol_file: "libc.map.txt",
2193    export_headers_as_system: true,
2194    export_preprocessed_headers: ["include"],
2195    native_bridge_supported: true,
2196    export_include_dirs: [
2197        "kernel/android/scsi",
2198        "kernel/android/uapi",
2199        "kernel/uapi",
2200    ],
2201    arch: {
2202        arm: {
2203            export_include_dirs: [
2204                "kernel/uapi/asm-arm",
2205            ],
2206        },
2207        arm64: {
2208            export_include_dirs: [
2209                "kernel/uapi/asm-arm64",
2210            ],
2211        },
2212        x86: {
2213            export_include_dirs: [
2214                "kernel/uapi/asm-x86",
2215            ],
2216        },
2217        x86_64: {
2218            export_include_dirs: [
2219                "kernel/uapi/asm-x86",
2220            ],
2221        },
2222    },
2223}
2224
2225ndk_library {
2226    name: "libstdc++",
2227    symbol_file: "libstdc++.map.txt",
2228    first_version: "9",
2229}
2230
2231// Export these headers for toolbox to process
2232filegroup {
2233    name: "kernel_input_headers",
2234    srcs: [
2235        "kernel/uapi/linux/input.h",
2236        "kernel/uapi/linux/input-event-codes.h",
2237    ],
2238}
2239
2240// Generate a syscall name / number mapping. These objects are text files
2241// (thanks to the -dD -E flags) and not binary files. They will then be
2242// consumed by the genseccomp.py script and converted into C++ code.
2243cc_defaults {
2244    name: "libseccomp_gen_syscall_nrs_defaults",
2245    recovery_available: true,
2246    srcs: ["seccomp/gen_syscall_nrs.cpp"],
2247    cflags: [
2248        "-dD",
2249        "-E",
2250        "-Wall",
2251        "-Werror",
2252        "-nostdinc",
2253    ],
2254}
2255
2256cc_object {
2257    name: "libseccomp_gen_syscall_nrs_arm",
2258    defaults: ["libseccomp_gen_syscall_nrs_defaults"],
2259    local_include_dirs: [
2260        "kernel/uapi/asm-arm",
2261        "kernel/uapi",
2262    ],
2263}
2264
2265cc_object {
2266    name: "libseccomp_gen_syscall_nrs_arm64",
2267    defaults: ["libseccomp_gen_syscall_nrs_defaults"],
2268    local_include_dirs: [
2269        "kernel/uapi/asm-arm64",
2270        "kernel/uapi",
2271    ],
2272}
2273
2274cc_object {
2275    name: "libseccomp_gen_syscall_nrs_x86",
2276    defaults: ["libseccomp_gen_syscall_nrs_defaults"],
2277    srcs: ["seccomp/gen_syscall_nrs_x86.cpp"],
2278    exclude_srcs: ["seccomp/gen_syscall_nrs.cpp"],
2279    local_include_dirs: [
2280        "kernel/uapi/asm-x86",
2281        "kernel/uapi",
2282    ],
2283}
2284
2285cc_object {
2286    name: "libseccomp_gen_syscall_nrs_x86_64",
2287    defaults: ["libseccomp_gen_syscall_nrs_defaults"],
2288    srcs: ["seccomp/gen_syscall_nrs_x86_64.cpp"],
2289    exclude_srcs: ["seccomp/gen_syscall_nrs.cpp"],
2290    local_include_dirs: [
2291        "kernel/uapi/asm-x86",
2292        "kernel/uapi",
2293    ],
2294}
2295
2296// Generate the C++ policy sources for app and system seccomp-bpf filters.
2297python_binary_host {
2298    name: "genseccomp",
2299    main: "tools/genseccomp.py",
2300
2301    srcs: [
2302        "tools/genseccomp.py",
2303        "tools/gensyscalls.py",
2304    ],
2305
2306    data: [
2307        "kernel/uapi/**/*.h",
2308    ],
2309
2310    version: {
2311        py2: {
2312            enabled: true,
2313        },
2314        py3: {
2315            enabled: false,
2316        },
2317    },
2318}
2319
2320python_binary_host {
2321    name: "genfunctosyscallnrs",
2322    main: "tools/genfunctosyscallnrs.py",
2323
2324    srcs: [
2325        "tools/genseccomp.py",
2326        "tools/genfunctosyscallnrs.py",
2327        "tools/gensyscalls.py",
2328    ],
2329
2330    data: [
2331        "kernel/uapi/**/*.h",
2332    ],
2333
2334    version: {
2335        py2: {
2336            enabled: true,
2337        },
2338        py3: {
2339            enabled: false,
2340        },
2341    },
2342}
2343
2344cc_genrule {
2345    name: "func_to_syscall_nrs",
2346    recovery_available: true,
2347    cmd: "$(location genfunctosyscallnrs) --out-dir=$(genDir) $(in)",
2348
2349    tools: [ "genfunctosyscallnrs" ],
2350
2351    srcs: [
2352        "SYSCALLS.TXT",
2353        ":libseccomp_gen_syscall_nrs_arm",
2354        ":libseccomp_gen_syscall_nrs_arm64",
2355        ":libseccomp_gen_syscall_nrs_x86",
2356        ":libseccomp_gen_syscall_nrs_x86_64",
2357    ],
2358
2359    out: [
2360        "func_to_syscall_nrs.h",
2361    ],
2362}
2363
2364// SECCOMP_BLOCKLIST_APP_ZYGOTE.TXT = SECCOMP_BLOCKLIST_APP.txt - setresgid*
2365genrule {
2366    name: "generate_app_zygote_blocklist",
2367    out: ["SECCOMP_BLOCKLIST_APP_ZYGOTE.TXT"],
2368    srcs: ["SECCOMP_BLOCKLIST_APP.TXT"],
2369    cmd: "grep -v '^int[ \t]*setresgid' $(in) > $(out)",
2370}
2371
2372cc_genrule {
2373    name: "libseccomp_policy_app_zygote_sources",
2374    recovery_available: true,
2375    cmd: "$(location genseccomp) --out-dir=$(genDir) --name-modifier=app_zygote $(in)",
2376
2377    tools: [ "genseccomp" ],
2378
2379    srcs: [
2380        "SYSCALLS.TXT",
2381        "SECCOMP_ALLOWLIST_COMMON.TXT",
2382        "SECCOMP_ALLOWLIST_APP.TXT",
2383        "SECCOMP_BLOCKLIST_COMMON.TXT",
2384        "SECCOMP_PRIORITY.TXT",
2385        ":generate_app_zygote_blocklist",
2386        ":libseccomp_gen_syscall_nrs_arm",
2387        ":libseccomp_gen_syscall_nrs_arm64",
2388        ":libseccomp_gen_syscall_nrs_x86",
2389        ":libseccomp_gen_syscall_nrs_x86_64",
2390    ],
2391
2392    out: [
2393        "arm64_app_zygote_policy.cpp",
2394        "arm_app_zygote_policy.cpp",
2395        "x86_64_app_zygote_policy.cpp",
2396        "x86_app_zygote_policy.cpp",
2397    ],
2398}
2399
2400cc_genrule {
2401    name: "libseccomp_policy_app_sources",
2402    recovery_available: true,
2403    cmd: "$(location genseccomp) --out-dir=$(genDir) --name-modifier=app $(in)",
2404
2405    tools: [ "genseccomp" ],
2406
2407    srcs: [
2408        "SYSCALLS.TXT",
2409        "SECCOMP_ALLOWLIST_COMMON.TXT",
2410        "SECCOMP_ALLOWLIST_APP.TXT",
2411        "SECCOMP_BLOCKLIST_COMMON.TXT",
2412        "SECCOMP_BLOCKLIST_APP.TXT",
2413        "SECCOMP_PRIORITY.TXT",
2414        ":libseccomp_gen_syscall_nrs_arm",
2415        ":libseccomp_gen_syscall_nrs_arm64",
2416        ":libseccomp_gen_syscall_nrs_x86",
2417        ":libseccomp_gen_syscall_nrs_x86_64",
2418    ],
2419
2420    out: [
2421        "arm64_app_policy.cpp",
2422        "arm_app_policy.cpp",
2423        "x86_64_app_policy.cpp",
2424        "x86_app_policy.cpp",
2425    ],
2426}
2427
2428cc_genrule {
2429    name: "libseccomp_policy_system_sources",
2430    recovery_available: true,
2431    cmd: "$(location genseccomp) --out-dir=$(genDir) --name-modifier=system $(in)",
2432
2433    tools: [ "genseccomp" ],
2434
2435    srcs: [
2436        "SYSCALLS.TXT",
2437        "SECCOMP_ALLOWLIST_COMMON.TXT",
2438        "SECCOMP_ALLOWLIST_SYSTEM.TXT",
2439        "SECCOMP_BLOCKLIST_COMMON.TXT",
2440        "SECCOMP_PRIORITY.TXT",
2441        ":libseccomp_gen_syscall_nrs_arm",
2442        ":libseccomp_gen_syscall_nrs_arm64",
2443        ":libseccomp_gen_syscall_nrs_x86",
2444        ":libseccomp_gen_syscall_nrs_x86_64",
2445    ],
2446
2447    out: [
2448        "arm64_system_policy.cpp",
2449        "arm_system_policy.cpp",
2450        "x86_64_system_policy.cpp",
2451        "x86_system_policy.cpp",
2452    ],
2453}
2454
2455cc_library {
2456    name: "libseccomp_policy",
2457    recovery_available: true,
2458    generated_headers: ["func_to_syscall_nrs"],
2459    generated_sources: [
2460        "libseccomp_policy_app_sources",
2461        "libseccomp_policy_app_zygote_sources",
2462        "libseccomp_policy_system_sources",
2463    ],
2464
2465    srcs: [
2466        "seccomp/seccomp_policy.cpp",
2467    ],
2468
2469    export_include_dirs: ["seccomp/include"],
2470    cflags: [
2471        "-Wall",
2472        "-Werror",
2473    ],
2474    shared: {
2475        shared_libs: ["libbase"],
2476    },
2477    static: {
2478        static_libs: ["libbase"],
2479    },
2480}
2481
2482subdirs = [
2483    "bionic/scudo",
2484]
2485