* gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
* acinclude.m4: New file.
* configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
* configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
* mf-hooks1.c (__mf_0fn_malloc): Move body from ...
(__mf_0fn_calloc): ... here.
* mf-hooks3.c (struct pthread_info): Remove.
(__mf_pthread_info, __mf_pthread_info_idx): Remove.
(LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
(struct mf_thread_data): New.
(mf_thread_data, mf_thread_data_lock): New.
(__mf_allocate_blank_threadinfo): Remove.
(__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
not available.
(__mf_state_perthread): Remove.
(__mf_get_state, __mf_set_state): New.
(__mf_pthread_cleanup): Use &errno, rather than saved pointer.
Update mf_thread_data killing procedure.
(__mf_pthread_spawner): Similarly.
(__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
code to allocate thread stack space.
(__mf_0fn_pthread_join, pthread_join): Remove.
(__mf_0fn_pthread_exit, pthread_exit): Remove.
* mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
(__mf_state_1): Rename from __mf_state; use TLS when available.
(__mf_get_state, __mf_set_state): New. Update all users.
* mf-runtime.c (begin_recursion_protect1): New.
(BEGIN_RECURSION_PROTECT): Use it.
(__mf_state_1): Rename from __mf_state; use TLS when available.
(threads_active_p): Remove.
(__mf_usage): Compute it directly.
From-SVN: r102108
