diff options
| -rw-r--r-- | docs/pthreads_hacking.txt | 748 | ||||
| -rw-r--r-- | docs/threads.txt | 56 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch | 7 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/close.S | 21 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/open.S | 21 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/pt-fork.c | 28 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/pt-sleep.c | 2 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/read.S | 19 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/sigtimedwait.c | 87 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/sigwait.c | 2 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c | 87 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/sleep.c | 2 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/waitpid.S | 23 | ||||
| -rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/write.S | 19 |
14 files changed, 1 insertions, 1121 deletions
diff --git a/docs/pthreads_hacking.txt b/docs/pthreads_hacking.txt deleted file mode 100644 index 6c23257d4..000000000 --- a/docs/pthreads_hacking.txt +++ /dev/null @@ -1,748 +0,0 @@ -# Run me as a shell script in uclibc lib/* - - -# Dump the list of dynamic symbols from libpthread -# and compare libpthread's exported symbols of uclibc with glibc -# (adjust /lib64/libpthread-*.*.so as needed). -# The resulting diff is suspiciously large. -# We export a lot of stuff which glibc does not. - -readelf -sDW libpthread-*.*.so \ -| grep '^ *[0-9]' \ -| sed 's/^[0-9a-f: ]*[^ ]\( *[A-Z]\)/\1/' \ -| sed 's/ [0-9] / N /' | sed 's/ [0-9][0-9] / N /' | sed 's/ [0-9][0-9][0-9] / N /' \ -| sort -k5 | uniq \ ->uclibc.lst - -readelf -sDW /lib64/libpthread-*.*.so \ -| grep '^ *[0-9]' \ -| sed 's/^[0-9a-f: ]*[^ ]\( *[A-Z]\)/\1/' \ -| sed 's/ [0-9] / N /' | sed 's/ [0-9][0-9] / N /' | sed 's/ [0-9][0-9][0-9] / N /' \ -| sort -k5 | uniq \ ->glibc.lst -diff -u uclibc.lst glibc.lst >ug.diff - - -# Check which exported symbols from libpthread are never referenced -# from other libraries. Generally, I'd expect a very few __functions -# with two underscores to be exported and not used by e.g. libc-X.X.X.so, -# as these names are supposed to be internal, i.e. external programs -# usually don't call them. On my system, I got 141 such __functions. -# Examples: -# __flockfilelist - NOP function (why do we need it at all?) -# __pthread_perform_cleanup - called only from within libpthread - -echo *-*.*.*.so | xargs -n1 | grep -v libpthread | xargs readelf -aW >full_dump.lst ->uclibc_unrefd.lst ->uclibc_refd.lst -sed 's/^.* //g' uclibc.lst \ -| while read symbol; do - if grep -F -- "$symbol" full_dump.lst >/dev/null 2>&1; then - echo "$symbol" >>uclibc_refd.lst - else - echo "$symbol" >>uclibc_unrefd.lst - fi -done - -exit - - -In case you don't have a glibc system to try it, -ug.diff from vda's system is below. - ---- uclibc.lst 2009-03-16 03:07:58.000000000 +0100 -+++ glibc.lst 2009-03-16 03:07:58.000000000 +0100 -@@ -1,188 +1,173 @@ -- NOTYPE GLOBAL DEFAULT ABS __bss_start -- FUNC GLOBAL DEFAULT N __compare_and_swap -+ OBJECT GLOBAL DEFAULT ABS GLIBC_2.2.5 -+ OBJECT GLOBAL DEFAULT ABS GLIBC_2.2.6 -+ OBJECT GLOBAL DEFAULT ABS GLIBC_2.3.2 -+ OBJECT GLOBAL DEFAULT ABS GLIBC_2.3.3 -+ OBJECT GLOBAL DEFAULT ABS GLIBC_2.3.4 -+ OBJECT GLOBAL DEFAULT ABS GLIBC_2.4 -+ OBJECT GLOBAL DEFAULT ABS GLIBC_PRIVATE -+ FUNC GLOBAL DEFAULT N _IO_flockfile -+ FUNC GLOBAL DEFAULT N _IO_ftrylockfile -+ FUNC GLOBAL DEFAULT N _IO_funlockfile -+ NOTYPE WEAK DEFAULT UND _Jv_RegisterClasses -+ FUNC GLOBAL DEFAULT UND __clone -+ FUNC WEAK DEFAULT N __close -+ FUNC WEAK DEFAULT N __connect -+ FUNC WEAK DEFAULT UND __cxa_finalize -+ FUNC GLOBAL DEFAULT UND __endmntent - FUNC GLOBAL DEFAULT N __errno_location -- FUNC GLOBAL DEFAULT N __flockfilelist -- FUNC GLOBAL DEFAULT N __fresetlockfiles -- FUNC GLOBAL DEFAULT N __funlockfilelist -+ FUNC WEAK DEFAULT N __fcntl -+ FUNC GLOBAL DEFAULT N __fork -+ FUNC GLOBAL DEFAULT UND __fxstat64 -+ FUNC GLOBAL DEFAULT UND __getdelim -+ FUNC GLOBAL DEFAULT UND __getmntent_r -+ FUNC GLOBAL DEFAULT UND __getpagesize -+ FUNC GLOBAL DEFAULT UND __gettimeofday - FUNC GLOBAL DEFAULT N __h_errno_location -- FUNC GLOBAL DEFAULT N __linuxthreads_create_event -- FUNC GLOBAL DEFAULT N __linuxthreads_death_event -- OBJECT GLOBAL DEFAULT N __linuxthreads_initial_report_events -- OBJECT GLOBAL DEFAULT N __linuxthreads_pthread_key_2ndlevel_size -- OBJECT GLOBAL DEFAULT N __linuxthreads_pthread_keys_max -- OBJECT GLOBAL DEFAULT N __linuxthreads_pthread_sizeof_descr -- OBJECT GLOBAL DEFAULT N __linuxthreads_pthread_threads_max -- FUNC GLOBAL DEFAULT N __linuxthreads_reap_event -- OBJECT GLOBAL DEFAULT N __linuxthreads_version -- FUNC GLOBAL DEFAULT N __pthread_alt_lock -- FUNC GLOBAL DEFAULT N __pthread_alt_timedlock -- FUNC GLOBAL DEFAULT N __pthread_alt_unlock -- FUNC GLOBAL DEFAULT N __pthread_attr_destroy -- FUNC GLOBAL DEFAULT N __pthread_attr_getdetachstate -- FUNC GLOBAL DEFAULT N __pthread_attr_getguardsize -- FUNC GLOBAL DEFAULT N __pthread_attr_getinheritsched -- FUNC GLOBAL DEFAULT N __pthread_attr_getschedparam -- FUNC GLOBAL DEFAULT N __pthread_attr_getschedpolicy -- FUNC GLOBAL DEFAULT N __pthread_attr_getscope -- FUNC GLOBAL DEFAULT N __pthread_attr_getstack -- FUNC GLOBAL DEFAULT N __pthread_attr_getstacksize -- FUNC GLOBAL DEFAULT N __pthread_attr_init -- FUNC GLOBAL DEFAULT N __pthread_attr_setdetachstate -- FUNC GLOBAL DEFAULT N __pthread_attr_setguardsize -- FUNC GLOBAL DEFAULT N __pthread_attr_setinheritsched -- FUNC GLOBAL DEFAULT N __pthread_attr_setschedparam -- FUNC GLOBAL DEFAULT N __pthread_attr_setschedpolicy -- FUNC GLOBAL DEFAULT N __pthread_attr_setscope -- FUNC GLOBAL DEFAULT N __pthread_attr_setstack -- FUNC GLOBAL DEFAULT N __pthread_attr_setstacksize -- FUNC GLOBAL DEFAULT N __pthread_barrierattr_getpshared -- FUNC GLOBAL DEFAULT N __pthread_compare_and_swap -- FUNC GLOBAL DEFAULT N __pthread_cond_broadcast -- FUNC GLOBAL DEFAULT N __pthread_cond_destroy -- FUNC GLOBAL DEFAULT N __pthread_cond_init -- FUNC GLOBAL DEFAULT N __pthread_cond_signal -- FUNC GLOBAL DEFAULT N __pthread_cond_timedwait -- FUNC GLOBAL DEFAULT N __pthread_cond_wait -- FUNC GLOBAL DEFAULT N __pthread_condattr_destroy -- FUNC GLOBAL DEFAULT N __pthread_condattr_init -- FUNC GLOBAL DEFAULT N __pthread_create -- FUNC GLOBAL DEFAULT N __pthread_destroy_specifics -- FUNC GLOBAL DEFAULT N __pthread_do_exit -- FUNC GLOBAL DEFAULT N __pthread_equal -- FUNC GLOBAL DEFAULT N __pthread_exit -- OBJECT GLOBAL DEFAULT N __pthread_exit_code -- OBJECT GLOBAL DEFAULT N __pthread_exit_requested -- FUNC GLOBAL DEFAULT N __pthread_find_self -- OBJECT GLOBAL DEFAULT N __pthread_functions -- FUNC GLOBAL DEFAULT N __pthread_getconcurrency -- FUNC GLOBAL DEFAULT N __pthread_getschedparam -- FUNC WEAK DEFAULT N __pthread_getspecific -- OBJECT GLOBAL DEFAULT N __pthread_handles -- OBJECT GLOBAL DEFAULT N __pthread_handles_num -- OBJECT GLOBAL DEFAULT N __pthread_has_cas -- FUNC GLOBAL DEFAULT N __pthread_init_max_stacksize -- OBJECT GLOBAL DEFAULT N __pthread_initial_thread -- OBJECT GLOBAL DEFAULT N __pthread_initial_thread_bos -- FUNC GLOBAL DEFAULT N __pthread_initialize -- FUNC GLOBAL DEFAULT N __pthread_initialize_manager -+ FUNC GLOBAL DEFAULT N __libc_allocate_rtsig -+ FUNC GLOBAL DEFAULT UND __libc_allocate_rtsig_private -+ FUNC GLOBAL DEFAULT N __libc_current_sigrtmax -+ FUNC GLOBAL DEFAULT UND __libc_current_sigrtmax_private -+ FUNC GLOBAL DEFAULT N __libc_current_sigrtmin -+ FUNC GLOBAL DEFAULT UND __libc_current_sigrtmin_private -+ FUNC GLOBAL DEFAULT UND __libc_dl_error_tsd -+ FUNC GLOBAL DEFAULT UND __libc_dlopen_mode -+ FUNC GLOBAL DEFAULT UND __libc_dlsym -+ FUNC GLOBAL DEFAULT UND __libc_fatal -+ FUNC GLOBAL DEFAULT UND __libc_fork -+ FUNC GLOBAL DEFAULT UND __libc_longjmp -+ FUNC GLOBAL DEFAULT UND __libc_pthread_init -+ OBJECT GLOBAL DEFAULT UND __libc_stack_end -+ FUNC GLOBAL DEFAULT UND __libc_system -+ FUNC GLOBAL DEFAULT UND __libc_thread_freeres -+ FUNC WEAK DEFAULT N __lseek -+ FUNC WEAK DEFAULT N __nanosleep -+ FUNC WEAK DEFAULT N __open -+ FUNC WEAK DEFAULT N __open64 -+ FUNC WEAK DEFAULT N __pread64 -+ FUNC GLOBAL DEFAULT N __pthread_cleanup_routine -+ FUNC GLOBAL DEFAULT N __pthread_clock_gettime -+ FUNC GLOBAL DEFAULT N __pthread_clock_settime -+ FUNC GLOBAL DEFAULT N __pthread_getspecific - FUNC GLOBAL DEFAULT N __pthread_initialize_minimal -- FUNC GLOBAL DEFAULT N __pthread_internal_tsd_address -- FUNC GLOBAL DEFAULT N __pthread_internal_tsd_get -- FUNC GLOBAL DEFAULT N __pthread_internal_tsd_set -- FUNC WEAK DEFAULT N __pthread_key_create -- FUNC GLOBAL DEFAULT N __pthread_kill_other_threads_np -- OBJECT GLOBAL DEFAULT N __pthread_last_event -- FUNC GLOBAL DEFAULT N __pthread_lock -- OBJECT GLOBAL DEFAULT N __pthread_main_thread -- FUNC GLOBAL DEFAULT N __pthread_manager -- FUNC GLOBAL DEFAULT N __pthread_manager_adjust_prio -- FUNC GLOBAL DEFAULT N __pthread_manager_event -- OBJECT GLOBAL DEFAULT N __pthread_manager_reader -- OBJECT GLOBAL DEFAULT N __pthread_manager_request -- FUNC GLOBAL DEFAULT N __pthread_manager_sighandler -- OBJECT GLOBAL DEFAULT N __pthread_manager_thread -- OBJECT GLOBAL DEFAULT N __pthread_manager_thread_bos -- OBJECT GLOBAL DEFAULT N __pthread_manager_thread_tos -- OBJECT GLOBAL DEFAULT N __pthread_max_stacksize -- FUNC WEAK DEFAULT N __pthread_mutex_destroy -- FUNC WEAK DEFAULT N __pthread_mutex_init -- FUNC WEAK DEFAULT N __pthread_mutex_lock -- FUNC GLOBAL DEFAULT N __pthread_mutex_timedlock -- FUNC WEAK DEFAULT N __pthread_mutex_trylock -- FUNC WEAK DEFAULT N __pthread_mutex_unlock -- FUNC WEAK DEFAULT N __pthread_mutexattr_destroy -- FUNC GLOBAL DEFAULT N __pthread_mutexattr_getkind_np -- FUNC GLOBAL DEFAULT N __pthread_mutexattr_getpshared -- FUNC GLOBAL DEFAULT N __pthread_mutexattr_gettype -- FUNC WEAK DEFAULT N __pthread_mutexattr_init -- FUNC GLOBAL DEFAULT N __pthread_mutexattr_setkind_np -- FUNC GLOBAL DEFAULT N __pthread_mutexattr_setpshared -- FUNC WEAK DEFAULT N __pthread_mutexattr_settype -- OBJECT GLOBAL DEFAULT N __pthread_nonstandard_stacks -- FUNC GLOBAL DEFAULT N __pthread_null_sighandler -- OBJECT GLOBAL DEFAULT N __pthread_offsetof_descr -- OBJECT GLOBAL DEFAULT N __pthread_offsetof_pid -- FUNC WEAK DEFAULT N __pthread_once -- FUNC GLOBAL DEFAULT N __pthread_once_fork_child -- FUNC GLOBAL DEFAULT N __pthread_once_fork_parent -- FUNC GLOBAL DEFAULT N __pthread_once_fork_prepare -- FUNC GLOBAL DEFAULT N __pthread_perform_cleanup -- FUNC GLOBAL DEFAULT N __pthread_raise -- FUNC GLOBAL DEFAULT N __pthread_reset_main_thread -- FUNC GLOBAL DEFAULT N __pthread_restart_new -- FUNC WEAK DEFAULT N __pthread_rwlock_destroy -- FUNC WEAK DEFAULT N __pthread_rwlock_init -- FUNC WEAK DEFAULT N __pthread_rwlock_rdlock -- FUNC GLOBAL DEFAULT N __pthread_rwlock_timedrdlock -- FUNC GLOBAL DEFAULT N __pthread_rwlock_timedwrlock -- FUNC WEAK DEFAULT N __pthread_rwlock_tryrdlock -- FUNC WEAK DEFAULT N __pthread_rwlock_trywrlock -- FUNC WEAK DEFAULT N __pthread_rwlock_unlock -- FUNC WEAK DEFAULT N __pthread_rwlock_wrlock -- FUNC GLOBAL DEFAULT N __pthread_rwlockattr_destroy -- FUNC GLOBAL DEFAULT N __pthread_self -- FUNC GLOBAL DEFAULT N __pthread_setcancelstate -- FUNC GLOBAL DEFAULT N __pthread_setcanceltype -- FUNC GLOBAL DEFAULT N __pthread_setconcurrency -- FUNC GLOBAL DEFAULT N __pthread_setschedparam -- FUNC WEAK DEFAULT N __pthread_setspecific -- OBJECT GLOBAL DEFAULT N __pthread_sig_cancel -- OBJECT GLOBAL DEFAULT N __pthread_sig_debug -- OBJECT GLOBAL DEFAULT N __pthread_sig_restart -- FUNC GLOBAL DEFAULT N __pthread_sigaction -- FUNC GLOBAL DEFAULT N __pthread_sighandler -- FUNC GLOBAL DEFAULT N __pthread_sighandler_rt -- FUNC GLOBAL DEFAULT N __pthread_sigwait -- OBJECT GLOBAL DEFAULT N __pthread_sizeof_handle -- OBJECT GLOBAL DEFAULT N __pthread_smp_kernel -- FUNC GLOBAL DEFAULT N __pthread_spin_destroy -- FUNC GLOBAL DEFAULT N __pthread_spin_init -- FUNC GLOBAL DEFAULT N __pthread_spin_lock -- FUNC GLOBAL DEFAULT N __pthread_spin_trylock -- FUNC GLOBAL DEFAULT N __pthread_spin_unlock -- FUNC GLOBAL DEFAULT N __pthread_thread_self -- OBJECT GLOBAL DEFAULT N __pthread_threads_debug -- OBJECT GLOBAL DEFAULT N __pthread_threads_events -- OBJECT GLOBAL DEFAULT N __pthread_threads_max -- FUNC GLOBAL DEFAULT N __pthread_timedsuspend_new -- FUNC GLOBAL DEFAULT N __pthread_unlock -- FUNC GLOBAL DEFAULT N __pthread_wait_for_restart_signal -- FUNC GLOBAL DEFAULT N __register_atfork -+ FUNC GLOBAL DEFAULT N __pthread_key_create -+ FUNC GLOBAL DEFAULT N __pthread_mutex_destroy -+ FUNC GLOBAL DEFAULT N __pthread_mutex_init -+ FUNC GLOBAL DEFAULT N __pthread_mutex_lock -+ FUNC GLOBAL DEFAULT N __pthread_mutex_trylock -+ FUNC GLOBAL DEFAULT N __pthread_mutex_unlock -+ FUNC GLOBAL DEFAULT N __pthread_mutexattr_destroy -+ FUNC GLOBAL DEFAULT N __pthread_mutexattr_init -+ FUNC GLOBAL DEFAULT N __pthread_mutexattr_settype -+ FUNC GLOBAL DEFAULT N __pthread_once -+ FUNC GLOBAL DEFAULT N __pthread_register_cancel -+ FUNC GLOBAL DEFAULT N __pthread_register_cancel_defer -+ FUNC GLOBAL DEFAULT N __pthread_rwlock_destroy -+ FUNC GLOBAL DEFAULT N __pthread_rwlock_init -+ FUNC GLOBAL DEFAULT N __pthread_rwlock_rdlock -+ FUNC GLOBAL DEFAULT N __pthread_rwlock_tryrdlock -+ FUNC GLOBAL DEFAULT N __pthread_rwlock_trywrlock -+ FUNC GLOBAL DEFAULT N __pthread_rwlock_unlock -+ FUNC GLOBAL DEFAULT N __pthread_rwlock_wrlock -+ FUNC GLOBAL DEFAULT N __pthread_setspecific -+ FUNC GLOBAL DEFAULT N __pthread_unregister_cancel -+ FUNC GLOBAL DEFAULT N __pthread_unregister_cancel_restore -+ FUNC GLOBAL DEFAULT N __pthread_unwind -+ FUNC GLOBAL DEFAULT N __pthread_unwind_next -+ FUNC WEAK DEFAULT N __pwrite64 -+ FUNC WEAK DEFAULT N __read -+ FUNC GLOBAL DEFAULT UND __register_atfork -+ FUNC GLOBAL DEFAULT N __res_state -+ TLS GLOBAL DEFAULT UND __resp -+ FUNC GLOBAL DEFAULT UND __sched_getparam -+ FUNC GLOBAL DEFAULT UND __sched_getscheduler -+ FUNC GLOBAL DEFAULT UND __sched_setscheduler -+ FUNC WEAK DEFAULT N __send -+ FUNC GLOBAL DEFAULT UND __setmntent - FUNC GLOBAL DEFAULT N __sigaction -- OBJECT GLOBAL DEFAULT N __sighandler -- NOTYPE GLOBAL DEFAULT ABS _edata -- NOTYPE GLOBAL DEFAULT ABS _end -- FUNC GLOBAL DEFAULT N _fini -- FUNC GLOBAL DEFAULT N _init -+ FUNC GLOBAL DEFAULT UND __statfs -+ FUNC GLOBAL DEFAULT UND __sysconf -+ FUNC GLOBAL DEFAULT UND __tls_get_addr -+ OBJECT GLOBAL DEFAULT UND __vdso_clock_gettime -+ FUNC GLOBAL DEFAULT N __vfork -+ FUNC WEAK DEFAULT N __wait -+ FUNC WEAK DEFAULT N __write -+ FUNC GLOBAL DEFAULT UND _dl_allocate_tls -+ FUNC GLOBAL DEFAULT UND _dl_allocate_tls_init -+ FUNC GLOBAL DEFAULT UND _dl_deallocate_tls -+ FUNC GLOBAL DEFAULT UND _dl_get_tls_static_info -+ FUNC GLOBAL DEFAULT UND _dl_make_stack_executable -+ FUNC GLOBAL DEFAULT UND _exit - FUNC GLOBAL DEFAULT N _pthread_cleanup_pop - FUNC GLOBAL DEFAULT N _pthread_cleanup_pop_restore - FUNC GLOBAL DEFAULT N _pthread_cleanup_push - FUNC GLOBAL DEFAULT N _pthread_cleanup_push_defer -- FUNC GLOBAL DEFAULT N compare_and_swap_is_available -- FUNC GLOBAL DEFAULT N get_eflags -+ OBJECT GLOBAL DEFAULT UND _rtld_global -+ FUNC GLOBAL DEFAULT UND _setjmp -+ FUNC GLOBAL DEFAULT UND abort -+ FUNC WEAK DEFAULT N accept -+ FUNC GLOBAL DEFAULT UND calloc -+ FUNC WEAK DEFAULT N close -+ FUNC WEAK DEFAULT N connect -+ TLS GLOBAL DEFAULT UND errno -+ FUNC GLOBAL DEFAULT UND exit -+ FUNC GLOBAL DEFAULT UND fclose -+ FUNC WEAK DEFAULT N fcntl -+ FUNC WEAK DEFAULT N flockfile -+ FUNC GLOBAL DEFAULT UND fopen -+ FUNC GLOBAL DEFAULT N fork -+ FUNC GLOBAL DEFAULT UND free -+ FUNC WEAK DEFAULT N fsync -+ FUNC WEAK DEFAULT N ftrylockfile -+ FUNC WEAK DEFAULT N funlockfile -+ FUNC GLOBAL DEFAULT UND getrlimit -+ TLS GLOBAL DEFAULT UND h_errno -+ FUNC GLOBAL DEFAULT UND link - FUNC GLOBAL DEFAULT N longjmp -+ FUNC WEAK DEFAULT N lseek -+ FUNC WEAK DEFAULT N lseek64 -+ FUNC GLOBAL DEFAULT UND malloc -+ FUNC GLOBAL DEFAULT UND memcpy -+ FUNC GLOBAL DEFAULT UND mempcpy -+ FUNC GLOBAL DEFAULT UND memset -+ FUNC GLOBAL DEFAULT UND mktemp -+ FUNC GLOBAL DEFAULT UND mmap -+ FUNC GLOBAL DEFAULT UND mprotect -+ FUNC WEAK DEFAULT N msync -+ FUNC GLOBAL DEFAULT UND munmap -+ FUNC WEAK DEFAULT N nanosleep -+ FUNC WEAK DEFAULT N open -+ FUNC WEAK DEFAULT N open64 -+ FUNC WEAK DEFAULT N pause -+ FUNC WEAK DEFAULT N pread -+ FUNC WEAK DEFAULT N pread64 -+ FUNC GLOBAL DEFAULT N pthread_atfork - FUNC GLOBAL DEFAULT N pthread_attr_destroy -+ FUNC GLOBAL DEFAULT N pthread_attr_getaffinity_np - FUNC GLOBAL DEFAULT N pthread_attr_getdetachstate -- FUNC WEAK DEFAULT N pthread_attr_getguardsize -+ FUNC GLOBAL DEFAULT N pthread_attr_getguardsize - FUNC GLOBAL DEFAULT N pthread_attr_getinheritsched - FUNC GLOBAL DEFAULT N pthread_attr_getschedparam - FUNC GLOBAL DEFAULT N pthread_attr_getschedpolicy - FUNC GLOBAL DEFAULT N pthread_attr_getscope -- FUNC WEAK DEFAULT N pthread_attr_getstack -- FUNC WEAK DEFAULT N pthread_attr_getstacksize -+ FUNC GLOBAL DEFAULT N pthread_attr_getstack -+ FUNC GLOBAL DEFAULT N pthread_attr_getstackaddr -+ FUNC GLOBAL DEFAULT N pthread_attr_getstacksize - FUNC GLOBAL DEFAULT N pthread_attr_init -+ FUNC GLOBAL DEFAULT N pthread_attr_setaffinity_np - FUNC GLOBAL DEFAULT N pthread_attr_setdetachstate -- FUNC WEAK DEFAULT N pthread_attr_setguardsize -+ FUNC GLOBAL DEFAULT N pthread_attr_setguardsize - FUNC GLOBAL DEFAULT N pthread_attr_setinheritsched - FUNC GLOBAL DEFAULT N pthread_attr_setschedparam - FUNC GLOBAL DEFAULT N pthread_attr_setschedpolicy - FUNC GLOBAL DEFAULT N pthread_attr_setscope -- FUNC WEAK DEFAULT N pthread_attr_setstack -- FUNC WEAK DEFAULT N pthread_attr_setstacksize -+ FUNC GLOBAL DEFAULT N pthread_attr_setstack -+ FUNC GLOBAL DEFAULT N pthread_attr_setstackaddr -+ FUNC GLOBAL DEFAULT N pthread_attr_setstacksize - FUNC GLOBAL DEFAULT N pthread_barrier_destroy - FUNC GLOBAL DEFAULT N pthread_barrier_init - FUNC GLOBAL DEFAULT N pthread_barrier_wait - FUNC GLOBAL DEFAULT N pthread_barrierattr_destroy -+ FUNC GLOBAL DEFAULT N pthread_barrierattr_getpshared - FUNC GLOBAL DEFAULT N pthread_barrierattr_init - FUNC GLOBAL DEFAULT N pthread_barrierattr_setpshared - FUNC GLOBAL DEFAULT N pthread_cancel -@@ -193,36 +178,49 @@ - FUNC GLOBAL DEFAULT N pthread_cond_timedwait - FUNC GLOBAL DEFAULT N pthread_cond_wait - FUNC GLOBAL DEFAULT N pthread_condattr_destroy -+ FUNC GLOBAL DEFAULT N pthread_condattr_getclock - FUNC GLOBAL DEFAULT N pthread_condattr_getpshared - FUNC GLOBAL DEFAULT N pthread_condattr_init -+ FUNC GLOBAL DEFAULT N pthread_condattr_setclock - FUNC GLOBAL DEFAULT N pthread_condattr_setpshared - FUNC GLOBAL DEFAULT N pthread_create - FUNC GLOBAL DEFAULT N pthread_detach - FUNC GLOBAL DEFAULT N pthread_equal - FUNC GLOBAL DEFAULT N pthread_exit -+ FUNC GLOBAL DEFAULT N pthread_getaffinity_np - FUNC GLOBAL DEFAULT N pthread_getattr_np -- FUNC WEAK DEFAULT N pthread_getconcurrency -+ FUNC GLOBAL DEFAULT N pthread_getconcurrency -+ FUNC GLOBAL DEFAULT N pthread_getcpuclockid - FUNC GLOBAL DEFAULT N pthread_getschedparam - FUNC GLOBAL DEFAULT N pthread_getspecific - FUNC GLOBAL DEFAULT N pthread_join - FUNC GLOBAL DEFAULT N pthread_key_create - FUNC GLOBAL DEFAULT N pthread_key_delete - FUNC GLOBAL DEFAULT N pthread_kill -- FUNC WEAK DEFAULT N pthread_kill_other_threads_np -+ FUNC GLOBAL DEFAULT N pthread_kill_other_threads_np -+ FUNC GLOBAL DEFAULT N pthread_mutex_consistent_np - FUNC GLOBAL DEFAULT N pthread_mutex_destroy -+ FUNC GLOBAL DEFAULT N pthread_mutex_getprioceiling - FUNC GLOBAL DEFAULT N pthread_mutex_init - FUNC GLOBAL DEFAULT N pthread_mutex_lock -+ FUNC GLOBAL DEFAULT N pthread_mutex_setprioceiling - FUNC GLOBAL DEFAULT N pthread_mutex_timedlock - FUNC GLOBAL DEFAULT N pthread_mutex_trylock - FUNC GLOBAL DEFAULT N pthread_mutex_unlock - FUNC GLOBAL DEFAULT N pthread_mutexattr_destroy - FUNC WEAK DEFAULT N pthread_mutexattr_getkind_np -- FUNC WEAK DEFAULT N pthread_mutexattr_getpshared -- FUNC WEAK DEFAULT N pthread_mutexattr_gettype -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_getprioceiling -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_getprotocol -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_getpshared -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_getrobust_np -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_gettype - FUNC GLOBAL DEFAULT N pthread_mutexattr_init - FUNC WEAK DEFAULT N pthread_mutexattr_setkind_np -- FUNC WEAK DEFAULT N pthread_mutexattr_setpshared -- FUNC WEAK DEFAULT N pthread_mutexattr_settype -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_setprioceiling -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_setprotocol -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_setpshared -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_setrobust_np -+ FUNC GLOBAL DEFAULT N pthread_mutexattr_settype - FUNC GLOBAL DEFAULT N pthread_once - FUNC GLOBAL DEFAULT N pthread_rwlock_destroy - FUNC GLOBAL DEFAULT N pthread_rwlock_init -@@ -240,27 +238,35 @@ - FUNC GLOBAL DEFAULT N pthread_rwlockattr_setkind_np - FUNC GLOBAL DEFAULT N pthread_rwlockattr_setpshared - FUNC GLOBAL DEFAULT N pthread_self -+ FUNC GLOBAL DEFAULT N pthread_setaffinity_np - FUNC GLOBAL DEFAULT N pthread_setcancelstate - FUNC GLOBAL DEFAULT N pthread_setcanceltype -- FUNC WEAK DEFAULT N pthread_setconcurrency -- FUNC GLOBAL DEFAULT N pthread_setegid_np -- FUNC GLOBAL DEFAULT N pthread_seteuid_np -- FUNC GLOBAL DEFAULT N pthread_setgid_np -- FUNC GLOBAL DEFAULT N pthread_setregid_np -- FUNC GLOBAL DEFAULT N pthread_setresgid_np -- FUNC GLOBAL DEFAULT N pthread_setresuid_np -- FUNC GLOBAL DEFAULT N pthread_setreuid_np -+ FUNC GLOBAL DEFAULT N pthread_setconcurrency - FUNC GLOBAL DEFAULT N pthread_setschedparam -+ FUNC GLOBAL DEFAULT N pthread_setschedprio - FUNC GLOBAL DEFAULT N pthread_setspecific -- FUNC GLOBAL DEFAULT N pthread_setuid_np - FUNC GLOBAL DEFAULT N pthread_sigmask -- FUNC WEAK DEFAULT N pthread_spin_destroy -- FUNC WEAK DEFAULT N pthread_spin_init -- FUNC WEAK DEFAULT N pthread_spin_lock -- FUNC WEAK DEFAULT N pthread_spin_trylock -- FUNC WEAK DEFAULT N pthread_spin_unlock -+ FUNC GLOBAL DEFAULT N pthread_spin_destroy -+ FUNC GLOBAL DEFAULT N pthread_spin_init -+ FUNC GLOBAL DEFAULT N pthread_spin_lock -+ FUNC GLOBAL DEFAULT N pthread_spin_trylock -+ FUNC GLOBAL DEFAULT N pthread_spin_unlock - FUNC GLOBAL DEFAULT N pthread_testcancel -+ FUNC GLOBAL DEFAULT N pthread_timedjoin_np -+ FUNC GLOBAL DEFAULT N pthread_tryjoin_np -+ FUNC GLOBAL DEFAULT N pthread_yield -+ FUNC WEAK DEFAULT N pwrite -+ FUNC WEAK DEFAULT N pwrite64 - FUNC GLOBAL DEFAULT N raise -+ FUNC WEAK DEFAULT N read -+ FUNC GLOBAL DEFAULT UND realloc -+ FUNC WEAK DEFAULT N recv -+ FUNC WEAK DEFAULT N recvfrom -+ FUNC WEAK DEFAULT N recvmsg -+ FUNC GLOBAL DEFAULT UND sched_get_priority_max -+ FUNC GLOBAL DEFAULT UND sched_get_priority_min -+ FUNC GLOBAL DEFAULT UND sched_setparam -+ FUNC GLOBAL DEFAULT UND sched_yield - FUNC GLOBAL DEFAULT N sem_close - FUNC GLOBAL DEFAULT N sem_destroy - FUNC GLOBAL DEFAULT N sem_getvalue -@@ -271,8 +277,23 @@ - FUNC GLOBAL DEFAULT N sem_trywait - FUNC GLOBAL DEFAULT N sem_unlink - FUNC GLOBAL DEFAULT N sem_wait -- FUNC GLOBAL DEFAULT N set_eflags -- FUNC GLOBAL DEFAULT N sigaction -- FUNC GLOBAL DEFAULT N siglongjmp -- FUNC GLOBAL DEFAULT N sigwait -- FUNC GLOBAL DEFAULT N testandset -+ FUNC WEAK DEFAULT N send -+ FUNC WEAK DEFAULT N sendmsg -+ FUNC WEAK DEFAULT N sendto -+ FUNC WEAK DEFAULT N sigaction -+ FUNC WEAK DEFAULT N siglongjmp -+ FUNC WEAK DEFAULT N sigwait -+ FUNC GLOBAL DEFAULT UND sscanf -+ FUNC GLOBAL DEFAULT UND strcmp -+ FUNC GLOBAL DEFAULT UND strlen -+ FUNC GLOBAL DEFAULT N system -+ FUNC WEAK DEFAULT N tcdrain -+ FUNC GLOBAL DEFAULT UND tdelete -+ FUNC GLOBAL DEFAULT UND tfind -+ FUNC GLOBAL DEFAULT UND tsearch -+ FUNC GLOBAL DEFAULT UND twalk -+ FUNC GLOBAL DEFAULT UND unlink -+ FUNC WEAK DEFAULT N vfork -+ FUNC WEAK DEFAULT N wait -+ FUNC WEAK DEFAULT N waitpid -+ FUNC WEAK DEFAULT N write - - -And uclibc_unrefd.lst is: - -__compare_and_swap -__flockfilelist -__fresetlockfiles -__funlockfilelist -__linuxthreads_create_event -__linuxthreads_death_event -__linuxthreads_initial_report_events -__linuxthreads_pthread_key_2ndlevel_size -__linuxthreads_pthread_keys_max -__linuxthreads_pthread_sizeof_descr -__linuxthreads_pthread_threads_max -__linuxthreads_reap_event -__linuxthreads_version -__pthread_alt_lock -__pthread_alt_timedlock -__pthread_alt_unlock -__pthread_attr_destroy -__pthread_attr_getdetachstate -__pthread_attr_getguardsize -__pthread_attr_getinheritsched -__pthread_attr_getschedparam -__pthread_attr_getschedpolicy -__pthread_attr_getscope -__pthread_attr_getstack -__pthread_attr_getstacksize -__pthread_attr_init -__pthread_attr_setdetachstate -__pthread_attr_setguardsize -__pthread_attr_setinheritsched -__pthread_attr_setschedparam -__pthread_attr_setschedpolicy -__pthread_attr_setscope -__pthread_attr_setstack -__pthread_attr_setstacksize -__pthread_barrierattr_getpshared -__pthread_compare_and_swap -__pthread_cond_broadcast -__pthread_cond_destroy -__pthread_cond_init -__pthread_cond_signal -__pthread_cond_timedwait -__pthread_cond_wait -__pthread_condattr_destroy -__pthread_condattr_init -__pthread_create -__pthread_destroy_specifics -__pthread_do_exit -__pthread_equal -__pthread_exit_code -__pthread_exit_requested -__pthread_find_self -__pthread_functions -__pthread_getconcurrency -__pthread_getschedparam -__pthread_getspecific -__pthread_handles -__pthread_handles_num -__pthread_has_cas -__pthread_init_max_stacksize -__pthread_initial_thread -__pthread_initial_thread_bos -__pthread_initialize_manager -__pthread_internal_tsd_address -__pthread_internal_tsd_get -__pthread_internal_tsd_set -__pthread_key_create -__pthread_kill_other_threads_np -__pthread_last_event -__pthread_lock -__pthread_main_thread -__pthread_manager -__pthread_manager_adjust_prio -__pthread_manager_event -__pthread_manager_reader -__pthread_manager_request -__pthread_manager_sighandler -__pthread_manager_thread -__pthread_manager_thread_bos -__pthread_manager_thread_tos -__pthread_max_stacksize -__pthread_mutex_destroy -__pthread_mutex_timedlock -__pthread_mutexattr_destroy -__pthread_mutexattr_getkind_np -__pthread_mutexattr_getpshared -__pthread_mutexattr_gettype -__pthread_mutexattr_init -__pthread_mutexattr_setkind_np -__pthread_mutexattr_setpshared -__pthread_mutexattr_settype -__pthread_nonstandard_stacks -__pthread_null_sighandler -__pthread_offsetof_descr -__pthread_offsetof_pid -__pthread_once_fork_child -__pthread_once_fork_parent -__pthread_once_fork_prepare -__pthread_perform_cleanup -__pthread_raise -__pthread_reset_main_thread -__pthread_restart_new -__pthread_rwlock_destroy -__pthread_rwlock_init -__pthread_rwlock_rdlock -__pthread_rwlock_timedrdlock -__pthread_rwlock_timedwrlock -__pthread_rwlock_tryrdlock -__pthread_rwlock_trywrlock -__pthread_rwlock_unlock -__pthread_rwlock_wrlock -__pthread_rwlockattr_destroy -__pthread_self -__pthread_setcancelstate -__pthread_setcanceltype -__pthread_setconcurrency -__pthread_setschedparam -__pthread_setspecific -__pthread_sig_cancel -__pthread_sig_debug -__pthread_sig_restart -__pthread_sigaction -__pthread_sighandler -__pthread_sighandler_rt -__pthread_sigwait -__pthread_sizeof_handle -__pthread_smp_kernel -__pthread_spin_destroy -__pthread_spin_init -__pthread_spin_lock -__pthread_spin_trylock -__pthread_spin_unlock -__pthread_thread_self -__pthread_threads_debug -__pthread_threads_events -__pthread_threads_max -__pthread_timedsuspend_new -__pthread_unlock -__pthread_wait_for_restart_signal -__register_atfork -__sigaction -__sighandler -compare_and_swap_is_available -get_eflags -pthread_attr_getguardsize -pthread_attr_getstack -pthread_attr_getstacksize -pthread_attr_setguardsize -pthread_attr_setstack -pthread_attr_setstacksize -pthread_barrier_destroy -pthread_barrier_init -pthread_barrier_wait -pthread_barrierattr_destroy -pthread_barrierattr_init -pthread_barrierattr_setpshared -pthread_cancel -pthread_condattr_getpshared -pthread_condattr_setpshared -pthread_create -pthread_detach -pthread_getattr_np -pthread_getconcurrency -pthread_getspecific -pthread_join -pthread_key_create -pthread_key_delete -pthread_kill -pthread_kill_other_threads_np -pthread_mutex_timedlock -pthread_mutexattr_destroy -pthread_mutexattr_getkind_np -pthread_mutexattr_getpshared -pthread_mutexattr_gettype -pthread_mutexattr_init -pthread_mutexattr_setkind_np -pthread_mutexattr_setpshared -pthread_mutexattr_settype -pthread_rwlock_destroy -pthread_rwlock_init -pthread_rwlock_rdlock -pthread_rwlock_timedrdlock -pthread_rwlock_timedwrlock -pthread_rwlock_tryrdlock -pthread_rwlock_trywrlock -pthread_rwlock_unlock -pthread_rwlock_wrlock -pthread_rwlockattr_destroy -pthread_rwlockattr_getkind_np -pthread_rwlockattr_getpshared -pthread_rwlockattr_init -pthread_rwlockattr_setkind_np -pthread_rwlockattr_setpshared -pthread_setconcurrency -pthread_setegid_np -pthread_seteuid_np -pthread_setgid_np -pthread_setregid_np -pthread_setresgid_np -pthread_setresuid_np -pthread_setreuid_np -pthread_setspecific -pthread_setuid_np -pthread_sigmask -pthread_spin_destroy -pthread_spin_init -pthread_spin_lock -pthread_spin_trylock -pthread_spin_unlock -pthread_testcancel -sem_close -sem_destroy -sem_getvalue -sem_init -sem_open -sem_post -sem_timedwait -sem_trywait -sem_unlink -sem_wait -set_eflags -testandset diff --git a/docs/threads.txt b/docs/threads.txt deleted file mode 100644 index 182f1be7e..000000000 --- a/docs/threads.txt +++ /dev/null @@ -1,56 +0,0 @@ -uClibc thread-safety analysis - -Things that are still known to be needed for thread safety: - - none - - - - -Things that might be nice, but are not required: - - getnetent_r <desired, but not required for SuSv3> - gethostent_r <desired, but not required for SuSv3> - getprotoent_r <desired, but not required for SuSv3> - getnetbyname_r <desired, but not required for SuSv3> - getnetbyaddr_r <desired, but not required for SuSv3> - - - - - -Functions that use static data and may still need locking: - - - -------------------------------------------------------------------- - - libc/inet/rpc/rpc_thread.c: - - __rpc_thread_variables is currently disabled, since thread - local storage seems to not be correctly specified as - weak functions. - - -------------------------------------------------------------------- - - unistd/getpass.c: - - static char buf[PWD_BUFFER_SIZE]; - - getpass <fix required> <--- - - NOTE: This function returns a pointer to a static data structure. - This seems like it requires an _r version of this function. Glibc - does the same thing. Oops! So much for thread-safe glibc! - - -------------------------------------------------------------------- - - unistd/sysconf.c: - - static long int ret_vals[_UCLIBC_SYSCONF_NUM_VALID_ARGS]; - - find_or_add_in_table <fix required?> <--- - main <fix required?> <--- - - NOTE: I'm not sure if this needs to be made reentrant... - - -------------------------------------------------------------------- diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch index 4e147734c..81ce813a9 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch @@ -65,21 +65,18 @@ libpthread_linux_CSRC += pthread_attr_getaffinity.c pthread_attr_setaffinity.c \ pt-tempname.c \ pthread_sigqueue.c \ lowlevellock.c lowlevelrobustlock.c -# pt-sleep.c pt-fork.c sigtimedwait.c sigwaitinfo.c sigwait.c libpthread_linux_SSRC := #ptw-close.S ptw-open.S ptw-waitid.S ptw-waidpid.S ptw-write.S libc_linux_CSRC += libc_pthread_init.c libc_multiple_threads.c \ register-atfork.c unregister-atfork.c getpid.c \ raise.c jmp-unwind.c libc-lowlevellock.c - #sleep.c librt_linux_CSRC += mq_notify.c timer_create.c timer_delete.c \ timer_getoverr.c timer_gettime.c timer_routines.c \ timer_settime.c -# These provide both a cancellable and a not cancellable implementation -libc_linux_SSRC = #close.S open.S write.S read.S waitpid.S +libc_linux_SSRC = libc_linux_SSRC := $(filter-out $(libc_linux_arch_SSRC-OMIT),$(libc_linux_SSRC)) libpthread_linux_CSRC := $(filter-out $(notdir $(libpthread_linux_arch_OBJS:.o=.c)),$(libpthread_linux_CSRC)) @@ -99,7 +96,6 @@ endif libpthread-a-y += $(if $(DOPIC),$(libpthread_linux_OBJS:.o=.os),$(libpthread_linux_OBJS)) libpthread-so-y += $(libpthread_linux_OBJS:.o=.oS) libpthread-so-y += $(libpthread_linux_OUT)/pt-raise.oS -#libpthread-nomulti-y += $(libpthread_linux_OBJS) libc_linux_OBJS := $(libc_linux_arch_OBJS) libc_linux_OBJS += $(patsubst %.c,$(libpthread_linux_OUT)/%.o,$(libc_linux_CSRC)) @@ -110,7 +106,6 @@ endif libc-static-y += $(libc_linux_OBJS) libc-shared-y += $(libc_linux_OBJS:.o=.oS) -#libc-nomulti-y += $(libc_linux_OBJS) librt_linux_OBJS := $(librt_linux_arch_OBJS) librt_linux_OBJS += $(patsubst %.c,$(libpthread_linux_OUT)/%.o,$(librt_linux_CSRC)) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/close.S b/libpthread/nptl/sysdeps/unix/sysv/linux/close.S deleted file mode 100644 index cf50a1eae..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/close.S +++ /dev/null @@ -1,21 +0,0 @@ -#include <sysdep-cancel.h> - -/* -extern int __close_nocancel (int) attribute_hidden; -*/ -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - - -PSEUDO (__libc_close, close, 1) -ret -PSEUDO_END(__libc_close) - -libc_hidden_def (__close_nocancel) -libc_hidden_def (__libc_close) -weak_alias (__libc_close, __close) -libc_hidden_weak (__close) -weak_alias (__libc_close, close) -libc_hidden_weak (close) - - -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/open.S b/libpthread/nptl/sysdeps/unix/sysv/linux/open.S deleted file mode 100644 index 486686a22..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/open.S +++ /dev/null @@ -1,21 +0,0 @@ -#include <sysdep-cancel.h> - -/* -extern int __open_nocancel (const char *, int, ...) attribute_hidden; -*/ -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -PSEUDO (__libc_open, open, 3) -ret -PSEUDO_END(__libc_open) - -libc_hidden_def (__open_nocancel) -libc_hidden_def (__libc_open) -weak_alias (__libc_open, __open) -libc_hidden_weak (__open) -weak_alias (__libc_open, open) -libc_hidden_weak (open) - - - -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/pt-fork.c b/libpthread/nptl/sysdeps/unix/sysv/linux/pt-fork.c deleted file mode 100644 index 69839cb5f..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/pt-fork.c +++ /dev/null @@ -1,28 +0,0 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <unistd.h> - -#if 0 -static pid_t -__fork (void) -{ - return __libc_fork (); -} -strong_alias (__fork, fork) -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/pt-sleep.c b/libpthread/nptl/sysdeps/unix/sysv/linux/pt-sleep.c deleted file mode 100644 index 9e948adce..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/pt-sleep.c +++ /dev/null @@ -1,2 +0,0 @@ -#include <pthreadP.h> -#include <../../../../../../libc/unistd/sleep.c> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/read.S b/libpthread/nptl/sysdeps/unix/sysv/linux/read.S deleted file mode 100644 index d3adfa84c..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/read.S +++ /dev/null @@ -1,19 +0,0 @@ -#include <sysdep-cancel.h> - -/* -extern int __read_nocancel (int, void *, size_t) attribute_hidden; -*/ -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -PSEUDO (__libc_read, read, 3) -ret -PSEUDO_END(__libc_read) - -libc_hidden_def (__read_nocancel) -libc_hidden_def (__libc_read) -weak_alias (__libc_read, __read) -libc_hidden_weak (__read) -weak_alias (__libc_read, read) -libc_hidden_weak (read) - -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sigtimedwait.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sigtimedwait.c deleted file mode 100644 index 4cd5f5498..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sigtimedwait.c +++ /dev/null @@ -1,87 +0,0 @@ -/* Copyright (C) 1997,1998,2000,2002,2003,2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <pthreadP.h> -#include <errno.h> -#include <signal.h> -#include <string.h> - -#include <sysdep-cancel.h> -#include <sys/syscall.h> - -#ifdef __NR_rt_sigtimedwait - -static int -do_sigtimedwait (const sigset_t *set, siginfo_t *info, - const struct timespec *timeout) -{ -#ifdef SIGCANCEL - sigset_t tmpset; - if (set != NULL - && (__builtin_expect (__sigismember (set, SIGCANCEL), 0) -# ifdef SIGSETXID - || __builtin_expect (__sigismember (set, SIGSETXID), 0) -# endif - )) - { - /* Create a temporary mask without the bit for SIGCANCEL set. */ - // We are not copying more than we have to. - memcpy (&tmpset, set, _NSIG / 8); - __sigdelset (&tmpset, SIGCANCEL); -# ifdef SIGSETXID - __sigdelset (&tmpset, SIGSETXID); -# endif - set = &tmpset; - } -#endif - - /* XXX The size argument hopefully will have to be changed to the - real size of the user-level sigset_t. */ - int result = INLINE_SYSCALL (rt_sigtimedwait, 4, set, - info, timeout, _NSIG / 8); - - /* The kernel generates a SI_TKILL code in si_code in case tkill is - used. tkill is transparently used in raise(). Since having - SI_TKILL as a code is useful in general we fold the results - here. */ - if (result != -1 && info != NULL && info->si_code == SI_TKILL) - info->si_code = SI_USER; - - return result; -} - - -/* Return any pending signal or wait for one for the given time. */ -int -__sigtimedwait (const sigset_t *set, siginfo_t *info, - const struct timespec *timeout) -{ - if (SINGLE_THREAD_P) - return do_sigtimedwait (set, info, timeout); - - int oldtype = LIBC_CANCEL_ASYNC (); - - /* XXX The size argument hopefully will have to be changed to the - real size of the user-level sigset_t. */ - int result = do_sigtimedwait (set, info, timeout); - - LIBC_CANCEL_RESET (oldtype); - - return result; -} -weak_alias (__sigtimedwait, sigtimedwait) -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sigwait.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sigwait.c deleted file mode 100644 index bde0a9292..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sigwait.c +++ /dev/null @@ -1,2 +0,0 @@ -#include <pthreadP.h> -#include "../../../../../../libc/signal/sigwait.c" diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c deleted file mode 100644 index 3ad330d21..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c +++ /dev/null @@ -1,87 +0,0 @@ -/* Copyright (C) 1997,1998,2000,2002,2003,2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <pthreadP.h> -#include <errno.h> -#include <signal.h> -#define __need_NULL -#include <stddef.h> -#include <string.h> - -#include <sysdep-cancel.h> -#include <sys/syscall.h> - -#ifdef __NR_rt_sigtimedwait - -static int -do_sigwaitinfo (const sigset_t *set, siginfo_t *info) -{ -#ifdef SIGCANCEL - sigset_t tmpset; - if (set != NULL - && (__builtin_expect (__sigismember (set, SIGCANCEL), 0) -# ifdef SIGSETXID - || __builtin_expect (__sigismember (set, SIGSETXID), 0) -# endif - )) - { - /* Create a temporary mask without the bit for SIGCANCEL set. */ - // We are not copying more than we have to. - memcpy (&tmpset, set, _NSIG / 8); - __sigdelset (&tmpset, SIGCANCEL); -# ifdef SIGSETXID - __sigdelset (&tmpset, SIGSETXID); -# endif - set = &tmpset; - } -#endif - - /* XXX The size argument hopefully will have to be changed to the - real size of the user-level sigset_t. */ - int result = INLINE_SYSCALL (rt_sigtimedwait, 4, set, - info, NULL, _NSIG / 8); - - /* The kernel generates a SI_TKILL code in si_code in case tkill is - used. tkill is transparently used in raise(). Since having - SI_TKILL as a code is useful in general we fold the results - here. */ - if (result != -1 && info != NULL && info->si_code == SI_TKILL) - info->si_code = SI_USER; - - return result; -} - - -/* Return any pending signal or wait for one for the given time. */ -int -__sigwaitinfo (const sigset_t *set, siginfo_t *info) -{ - if (SINGLE_THREAD_P) - return do_sigwaitinfo (set, info); - - int oldtype = LIBC_CANCEL_ASYNC (); - - /* XXX The size argument hopefully will have to be changed to the - real size of the user-level sigset_t. */ - int result = do_sigwaitinfo (set, info); - - LIBC_CANCEL_RESET (oldtype); - - return result; -} -weak_alias (__sigwaitinfo, sigwaitinfo) -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sleep.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sleep.c deleted file mode 100644 index 9e948adce..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sleep.c +++ /dev/null @@ -1,2 +0,0 @@ -#include <pthreadP.h> -#include <../../../../../../libc/unistd/sleep.c> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/waitpid.S b/libpthread/nptl/sysdeps/unix/sysv/linux/waitpid.S deleted file mode 100644 index 52abb27f0..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/waitpid.S +++ /dev/null @@ -1,23 +0,0 @@ -#include <sysdep-cancel.h> - -#ifndef __NR_waitpid -#error Makefile error: No NR_waitpid on this arch -#endif - -/* -extern pid_t __waitpid_nocancel (pid_t, int *, int) attribute_hidden; -*/ -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - - -PSEUDO (__waitpid, waitpid, 3) -ret -PSEUDO_END(__waitpid) - -libc_hidden_def (__waitpid) -weak_alias (__waitpid, waitpid) -libc_hidden_weak (waitpid) -weak_alias (__waitpid, __libc_waitpid) -libc_hidden_weak (__libc_waitpid) - -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/write.S b/libpthread/nptl/sysdeps/unix/sysv/linux/write.S deleted file mode 100644 index 43de3320d..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/write.S +++ /dev/null @@ -1,19 +0,0 @@ -#include <sysdep-cancel.h> - -/* -extern int __write_nocancel (int, const void *, size_t) attribute_hidden; -*/ -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -PSEUDO (__libc_write, write, 3) -ret -PSEUDO_END(__libc_write) - -libc_hidden_def (__write_nocancel) -libc_hidden_def (__libc_write) -weak_alias (__libc_write, __write) -libc_hidden_weak (__write) -weak_alias (__libc_write, write) -libc_hidden_weak (write) - -#endif |