linuxthreads/Versions

   1 libc {
   2   GLIBC_2.0 {
   3     pthread_attr_destroy; pthread_attr_getdetachstate;
   4     pthread_attr_getinheritsched; pthread_attr_getschedparam;
   5     pthread_attr_getschedpolicy; pthread_attr_getscope; pthread_attr_init;
   6     pthread_attr_setdetachstate; pthread_attr_setinheritsched;
   7     pthread_attr_setschedparam; pthread_attr_setschedpolicy;
   8     pthread_attr_setscope; pthread_cond_broadcast; pthread_cond_destroy;
   9     pthread_cond_init; pthread_cond_signal; pthread_cond_wait;
  10     pthread_cond_timedwait;
  11     pthread_condattr_destroy; pthread_condattr_init; pthread_equal;
  12     pthread_exit; pthread_getschedparam; pthread_mutex_destroy;
  13     pthread_mutex_init; pthread_mutex_lock; pthread_mutex_unlock;
  14     pthread_self; pthread_setcancelstate; pthread_setcanceltype;
  15     pthread_setschedparam;
  16   }
  17   GLIBC_2.1 {
  18     pthread_attr_init;
  19   }
  20   GLIBC_2.3.2 {
  21     # Changed pthread_cond_t.
  22     pthread_cond_init; pthread_cond_destroy;
  23     pthread_cond_wait; pthread_cond_signal;
  24     pthread_cond_broadcast; pthread_cond_timedwait;
  25   }
  26   GLIBC_PRIVATE {
  27     # Internal libc interface to libpthread
  28     __libc_dl_error_tsd;
  29
  30     __libc_pthread_init; __libc_current_sigrtmin_private;
  31     __libc_current_sigrtmax_private; __libc_allocate_rtsig_private;
  32
  33     __libc_creat; __libc_poll; __libc_pselect; __libc_select;
  34     __libc_sigpause; __libc_sigsuspend; __libc_sigwait; __libc_sigwaitinfo;
  35     __libc_waitid; __libc___xpg_sigpause; __librt_enable_asynccancel;
  36     __librt_disable_asynccancel; __librt_multiple_threads;
  37
  38     __libc_sigaction; __on_exit;
  39   }
  40 }
  41
  42 libpthread {
  43   GLIBC_2.0 {
  44     # Hidden entry point (through macros).
  45     _pthread_cleanup_pop; _pthread_cleanup_pop_restore; _pthread_cleanup_push;
  46     _pthread_cleanup_push_defer;
  47
  48     # Overwritten libc functions.
  49     accept; close; connect; fcntl; fork; fsync; longjmp; lseek; msync;
  50     nanosleep; open; pause; raise; read; recv; recvfrom; recvmsg; send;
  51     sendmsg; sendto; sigaction; siglongjmp; system; tcdrain; wait;
  52     waitpid; write;
  53     __close; __connect; __fcntl; __lseek; __open; __read; __send; __wait;
  54     __write;
  55     _IO_flockfile; _IO_ftrylockfile; _IO_funlockfile;
  56     vfork; __fork;
  57
  58     # POSIX.1c extensions to libc.
  59     flockfile; funlockfile; ftrylockfile;
  60
  61     # Non-standard POSIX1.x functions.
  62     pthread_kill_other_threads_np; pthread_mutexattr_getkind_np;
  63     pthread_mutexattr_setkind_np;
  64
  65     # Real POSIX.1c functions.
  66     pthread_atfork; pthread_attr_destroy; pthread_attr_getdetachstate;
  67     pthread_attr_getinheritsched; pthread_attr_getschedparam;
  68     pthread_attr_getschedpolicy; pthread_attr_getscope; pthread_attr_init;
  69     pthread_attr_setdetachstate; pthread_attr_setinheritsched;
  70     pthread_attr_setschedparam; pthread_attr_setschedpolicy;
  71     pthread_attr_setscope; pthread_cancel; pthread_cond_broadcast;
  72     pthread_cond_destroy; pthread_cond_init; pthread_cond_signal;
  73     pthread_cond_timedwait; pthread_cond_wait; pthread_condattr_destroy;
  74     pthread_condattr_init; pthread_create; pthread_detach; pthread_equal;
  75     pthread_exit; pthread_getschedparam; pthread_getspecific; pthread_join;
  76     pthread_key_create; pthread_key_delete; pthread_kill;
  77     pthread_mutex_destroy; pthread_mutex_init; pthread_mutex_lock;
  78     pthread_mutex_trylock; pthread_mutex_unlock; pthread_mutexattr_destroy;
  79     pthread_mutexattr_init; pthread_once; pthread_self; pthread_setcancelstate;
  80     pthread_setcanceltype; pthread_setschedparam; pthread_setspecific;
  81     pthread_sigmask; pthread_testcancel;
  82
  83     sem_destroy; sem_getvalue; sem_init; sem_post; sem_trywait; sem_wait;
  84     sigwait;
  85
  86     # Protected names for functions used in other shared objects.
  87     __pthread_atfork; __pthread_getspecific;
  88     __pthread_key_create; __pthread_mutex_destroy; __pthread_mutex_init;
  89     __pthread_mutex_lock; __pthread_mutex_trylock; __pthread_mutex_unlock;
  90     __pthread_mutexattr_destroy; __pthread_mutexattr_init;
  91     __pthread_mutexattr_settype; __pthread_once; __pthread_setspecific;
  92
  93     # The error functions.
  94     __errno_location; __h_errno_location;
  95
  96     # Must be preemptible
  97     __sigaction;
  98   }
  99   GLIBC_2.1 {
 100     # Functions with changed interface.
 101     pthread_attr_init; pthread_create;
 102
 103     # Unix98 extensions.
 104     pthread_rwlock_init; pthread_rwlock_destroy; pthread_rwlock_rdlock;
 105     pthread_rwlock_tryrdlock; pthread_rwlock_wrlock; pthread_rwlock_trywrlock;
 106     pthread_rwlock_unlock; pthread_rwlockattr_init; pthread_rwlockattr_destroy;
 107     pthread_rwlockattr_getpshared; pthread_rwlockattr_setpshared;
 108     pthread_rwlockattr_getkind_np; pthread_rwlockattr_setkind_np;
 109
 110     pthread_attr_getguardsize; pthread_attr_setguardsize;
 111     pthread_attr_getstackaddr; pthread_attr_setstackaddr;
 112     pthread_attr_getstacksize; pthread_attr_setstacksize;
 113
 114     pthread_getconcurrency; pthread_setconcurrency;
 115
 116     pthread_mutexattr_gettype; pthread_mutexattr_settype;
 117
 118     sem_destroy; sem_getvalue; sem_init; sem_post; sem_trywait; sem_wait;
 119
 120     # helper functions
 121     __libc_current_sigrtmin; __libc_current_sigrtmax;
 122     __libc_allocate_rtsig;
 123   }
 124   GLIBC_2.1.1 {
 125     sem_close; sem_open; sem_unlink;
 126   }
 127   GLIBC_2.1.2 {
 128     __vfork;
 129   }
 130   GLIBC_2.2 {
 131     # For the cancelation wrappers.
 132     pread; __pread64; pread64; pwrite; __pwrite64; pwrite64; lseek64;
 133     open64; __open64;
 134
 135     __res_state;
 136
 137     # Names used internally.
 138     __pthread_rwlock_init; __pthread_rwlock_destroy; __pthread_rwlock_rdlock;
 139     __pthread_rwlock_tryrdlock; __pthread_rwlock_wrlock;
 140     __pthread_rwlock_trywrlock; __pthread_rwlock_unlock;
 141
 142     # No really implemented.
 143     pthread_condattr_getpshared; pthread_condattr_setpshared;
 144     pthread_mutexattr_getpshared; pthread_mutexattr_setpshared;
 145
 146     # New functions from IEEE Std. 1003.1-200x.
 147     sem_timedwait;
 148     pthread_attr_getstack; pthread_attr_setstack;
 149     pthread_spin_destroy; pthread_spin_init; pthread_spin_lock;
 150     pthread_spin_trylock; pthread_spin_unlock;
 151     pthread_getcpuclockid;
 152     pthread_barrier_destroy; pthread_barrier_init; pthread_barrier_wait;
 153     pthread_barrierattr_destroy; pthread_barrierattr_init;
 154     pthread_barrierattr_setpshared;
 155     pthread_mutex_timedlock;
 156     pthread_rwlock_timedrdlock; pthread_rwlock_timedwrlock;
 157
 158     # Extensions.
 159     pthread_yield;
 160   }
 161   GLIBC_2.2.3 {
 162     # Extensions.
 163     pthread_getattr_np;
 164   }
 165   GLIBC_2.2.6 {
 166     # Cancellation wrapper
 167     __nanosleep;
 168   }
 169   GLIBC_2.3.2 {
 170     # Changed pthread_cond_t.
 171     pthread_cond_init; pthread_cond_destroy;
 172     pthread_cond_wait; pthread_cond_timedwait;
 173     pthread_cond_signal; pthread_cond_broadcast;
 174   }
 175
 176   # Hey you!!  Yes, YOU!  Do not add new symbols here!
 177   # The linuxthreads libpthread ABI froze at GLIBC_2.3.2 and lacks
 178   # numerous additions that NPTL's libpthread has.  We can't go adding
 179   # any new symbols here unless we support all the new symbols in NPTL,
 180   # and we don't want to do that.  Linuxthreads is only alive for
 181   # compatibility with old binaries using old interfaces.
 182
 183   GLIBC_PRIVATE {
 184     # Internal libc interface to libpthread
 185     __pthread_initialize;
 186     __pthread_kill_other_threads_np;
 187   }
 188 }