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path: root/bits/libc-tsd.h
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2002-10-152002-10-16 Jakub Jelinek <jakub@redhat.com>Roland McGrath
* include/libc-symbols.h (attribute_tls_model_ie): Define. * include/errno.h (errno): Define to __libc_errno in libc.so. Add attribute_tls_model_ie. * include/netdb.h (h_errno): Define to __libc_h_errno in libc.so. Add attribute_tls_model_ie. * include/resolv.h (_res): Define to __libc_res in libc.so. Add attribute_tls_model_ie. * inet/herrno.c (__libc_h_errno): Add hidden alias to h_errno. (h_errno): Define. * resolv/res_libc.c (__libc_res): Add hidden alias to _res. (_res): Define. * sysdeps/generic/bits/libc-tsd.h (__libc_tsd_define): Add attribute_tls_model_ie. * sysdeps/generic/errno-loc.c (errno): Only undefine if not using __thread. * sysdeps/generic/errno.c (__libc_errno): Add hidden alias to errno. * sysdeps/unix/sysv/linux/i386/sysdep.h (SYSCALL_ERROR_HANDLER): Use __libc_errno in USE___THREAD case. * sysdeps/unix/sysv/linux/x86_64/sysdep.h (SYSCALL_ERROR_HANDLER): Likewise. * configure.in (HAVE_TLS_MODEL_ATTRIBUTE): Check for __attribute__((tls_model (""))). * configure: Rebuilt. * config.h.in (HAVE_TLS_MODEL_ATTRIBUTE): Add.
2002-10-11* sysdeps/generic/bits/libc-tsd.h [USE___THREAD]: ConditionalRoland McGrath
changed from [USE_TLS && HAVE___THREAD]. * sysdeps/i386/dl-machine.h (elf_machine_type_class, elf_machine_rel): Disable TLS relocs if [RTLD_BOOTSTRAP && !USE___THREAD]. * sysdeps/x86_64/dl-machine.h (elf_machine_type_class, elf_machine_rela): Likewise. * sysdeps/sh/dl-machine.h (elf_machine_type_class, elf_machine_rela): Likewise. * include/link.h (struct link_map): Remove member l_tls_tp_initialized. * elf/rtld.c (_dl_start_final, dl_main): Don't use it. (_dl_start): Conditionalize PT_TLS check on [USE___THREAD]. * sysdeps/i386/dl-tls.h (__TLS_GET_ADDR): Use ___tls_get_addr_internal instead of ___tls_get_addr. (___tls_get_addr_internal): Add attribute_hidden to decl. * sysdeps/generic/ldsodefs.h (struct rtld_global): New variable _dl_error_catch_tsd. * elf/rtld.c (startup_error_tsd): New function. (dl_main): Point _dl_error_catch_tsd at that. * elf/dl-error.c: Don't use libc-tsd.h for DL_ERROR, use new function pointer instead. * elf/dl-tsd.c: New file. * elf/Makefile (routines): Add it. 2002-10-07 Roland McGrath <roland@redhat.com> * elf/dl-misc.c (_dl_debug_vdprintf): Use INTERNAL_SYSCALL macro for writev if it's available. Otherwise if [RTLD_PRIVATE_ERRNO] then take _dl_load_lock around calling __writev. * sysdeps/unix/sysv/linux/i386/sysdep.h (INTERNAL_SYSCALL): New macro. (INLINE_SYSCALL): Use that. * sysdeps/generic/dl-sysdep.h: New file. * sysdeps/mach/hurd/dl-sysdep.h: New file. * sysdeps/generic/ldsodefs.h: Include <dl-sysdep.h>. * include/errno.h [IS_IN_rtld]: Include <dl-sysdep.h> to define ... [RTLD_PRIVATE_ERRNO]: Use a hidden global variable for errno and access it directly. * elf/dl-minimal.c (__errno_location): Removed. * sysdeps/unix/i386/sysdep.S (__syscall_errno) [RTLD_PRIVATE_ERRNO]: Use GOTOFF access for errno. * sysdeps/unix/sysv/linux/i386/sysdep.h [RTLD_PRIVATE_ERRNO] (SYSCALL_ERROR_HANDLER): Likewise. * sysdeps/unix/x86_64/sysdep.S (__syscall_errno) [RTLD_PRIVATE_ERRNO]: Use PC-relative access for errno. * sysdeps/unix/sysv/linux/x86_64/sysdep.h [RTLD_PRIVATE_ERRNO] (SYSCALL_ERROR_HANDLER): Likewise. * include/tls.h: New file. (USE___THREAD): New macro. Define to 1 under [USE_TLS && HAVE___THREAD] and only when compiling libc or libpthread. * sysdeps/unix/sysv/linux/i386/sysdep.h [USE___THREAD]: Conditional changed from [USE_TLS && HAVE___THREAD]. * sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise. * sysdeps/unix/i386/sysdep.S: Likewise. * sysdeps/unix/x86_64/sysdep.S: Likewise. * include/errno.h: Likewise. * include/netdb.h: Likewise. * include/resolv.h: Likewise. * sysdeps/generic/errno.c: New file. * csu/Makefile (aux): New variable, list errno. * sysdeps/unix/sysv/linux/i386/sysdep.S (errno, _errno): Remove defns. * sysdeps/unix/sysv/linux/m68k/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/arm/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/cris/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/hppa/sysdep.c: Likewise. * sysdeps/unix/sysv/linux/ia64/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/sysdep.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/sh/sysdep.S: Likewise. * sysdeps/unix/alpha/sysdep.S: Likewise. * sysdeps/generic/start.c: Likewise. * sysdeps/unix/start.c: Likewise. * sysdeps/unix/arm/start.c: Likewise. * sysdeps/unix/bsd/ultrix4/mips/start.S: Likewise. * sysdeps/unix/sparc/start.c: Likewise. * sysdeps/unix/sysv/irix4/start.c: Likewise. * sysdeps/unix/sysv/linux/mips/sysdep.S: File removed. * manual/search.texi (Tree Search Function, Hash Search Function): Mention search.h clearly. 2002-10-05 Roland McGrath <roland@redhat.com> * elf/dl-fxstat64.c: File removed. * elf/dl-xstat64.c: File removed. * elf/Makefile (rtld-routines): Remove them. * sysdeps/unix/sysv/linux/xstat64.c: Remove RTLD_STAT64 conditionals. Instead, use strong_alias instead of versioned_symbol in the !SHLIB_COMPAT case. * sysdeps/unix/sysv/linux/fxstat64.c: Likewise. * sysdeps/unix/sysv/linux/lxstat64.c: Likewise. * include/shlib-compat.h (SHLIB_COMPAT): Require that IS_IN_##lib be defined nonzero. [! NOT_IN_libc] (IS_IN_libc): Define it. * cppflags-iterator.mk (CPPFLAGS-$(cpp-src)): Use -Dx=1 not just -Dx. * elf/Makefile (CPPFLAGS-.os): Likewise. * sunrpc/rpc_main.c (main): Don't declare with noreturn attribute. Return the status instead of calling exit. * Makeconfig (CFLAGS): Prepend -std=gnu99. * Makerules (+make-deps): Use $(CFLAGS) only for .c sources. Remove superfluous rm command, whose @ plus make bugs hid all these commands from the make output. * include/stubs-prologue.h: New file. Give #error under #ifdef _LIBC. * Makefile ($(inst_includedir)/gnu/stubs.h): Depend on it. Use that file's contents instead of literal echo's for the prologue. * include/features.h: Include <gnu/stubs.h> unconditionally. * include/gnu/stubs.h: New file. 2002-09-30 Roland McGrath <roland@redhat.com> * elf/rtld-Rules: New file. * elf/Makefile ($(objpfx)librtld.map, $(objpfx)librtld.mk, $(objpfx)rtld-libc.a): New targets. (generated): Add them. (reloc-link): Remove -o $@ from the variable. ($(objpfx)dl-allobjs.os): Add -o $@ after $(reloc-link). (distribute): Add rtld-Rules. (CPPFLAGS-.os): Define this instead of CFLAGS-.os. * Makerules ($(+sysdir_pfx)sysd-rules): Emit rules for rtld-% targets. (common-mostlyclean, common-clean): Clean up rtld-* files. * sysdeps/unix/make-syscalls.sh: Add rtld-*.os target name to rules.
2002-10-09Update.Ulrich Drepper
* sysdeps/generic/bits/libc-tsd.h [!(USE_TLS && HAVE___THREAD)] (__libc_tsd_address): Use correct variable name. Patch by sStefan Jones <tefan.jones@multigig.com>.
2002-09-02* ctype/ctype.h (__ctype_b, __ctype_toupper, __ctype_tolower):Roland McGrath
Variable declarations removed. (__ctype_b_loc, __ctype_toupper_loc, __ctype_tolower_loc): Declare these functions to replace them. (__isctype, tolower, toupper, _tolower, _toupper): Use those accessor functions plus an indirection rather than the old global variables. * include/ctype.h (__isctype, tolower, _tolower, toupper, _toupper): Macros removed. (__ctype_b_loc, __ctype_toupper_loc, __ctype_tolower_loc): New extern inline functions. * ctype/ctype-info.c: Revert last reversion back the other way. Define tsd vars CTYPE_B, CTYPE_TOLOWER, CTYPE_TOUPPER. Define real function versions of include/ctype.h inlines here. * ctype/Versions (libc: GLIBC_2.3): Add __ctype_b_loc, __ctype_tolower_loc, __ctype_toupper_loc. * locale/lc-ctype.c: Revert last reversion back the other way. (_nl_postload_ctype): If current thread uses the global locale, update its tsd vars. * locale/uselocale.c (__uselocale): Update tsd vars from new locale. * hurd/hurd/threadvar.h (enum __hurd_threadvar_index): Add CTYPE_B, CTYPE_TOLOWER, CTYPE_TOUPPER. * sysdeps/generic/bits/libc-tsd.h (__libc_tsd_address): New macro. * sysdeps/mach/hurd/bits/libc-tsd.h (__libc_tsd_address): Renamed from __libc_tsd_threadvar_location. (__libc_tsd_set, __libc_tsd_get): Update uses.
2002-08-27Update.Ulrich Drepper
2002-08-26 Ulrich Drepper <drepper@redhat.com> * libio/Makefile (tests): Add bug-fopena+. * libio/bug-fopena+.c: New file. * stdio-common/tst-swprintf.c (main): Add casts to avoid warnings. * locale/xlocale.c: Fix the last change. The variable still has to end in _data. * sysdeps/generic/bits/libc-tsd.h [!(USE_TLS && HAVE___THREAD)] (__libc_tsd_set): Add _data prefix to variable name.
2002-08-02* sysdeps/pthread/bits/libc-tsd.h: Include <tls.h>.Roland McGrath
[USE_TLS && HAVE___THREAD]: Just include the sysdeps/generic file, which does the right thing when __thread support is available. * descr.h (struct _pthread_descr_struct) [USE_TLS && HAVE___THREAD]: Omit `p_libc_specific', `p_errnop', `p_errno', `p_h_errnop', `p_h_errno', `p_resp', and `p_res' members. * pthread.c (__pthread_initialize_minimal) [USE_TLS && HAVE___THREAD]: Don't initialize `p_errnop' and `p_h_errnop' members. (__pthread_reset_main_thread): Likewise. (__pthread_initialize_manager): Likewise. * manager.c (__pthread_manager, pthread_handle_create): Likewise. * pthread.c (pthread_initialize) [USE_TLS && HAVE___THREAD]: Don't initialize `p_resp' member. (__pthread_reset_main_thread): Likewise. * manager.c (pthread_handle_create): Likewise. * specific.c (libc_internal_tsd_set, libc_internal_tsd_get): Conditionalize these on [!(USE_TLS && HAVE___THREAD)]. * errno.c [USE_TLS && HAVE___THREAD] (__h_errno_location, __res_state): Don't define these at all. * sysdeps/i386/tls.h (INSTALL_DTV): Add parens around arguments! (INSTALL_NEW_DTV, GET_DTV): Likewise. * sysdeps/sh/tls.h (INSTALL_DTV, INSTALL_NEW_DTV, GET_DTV): Likewise. * weaks.c: Don't include <errno.h> here. 2002-08-01 Roland McGrath <roland@redhat.com> * sysdeps/i386/tls.h (TLS_DO_MODIFY_LDT): New macro, broken out of TLS_INIT_TP. (TLS_DO_SET_THREAD_AREA): New macro, uses thread_set_area syscall. (TLS_SETUP_GS_SEGMENT): New macro, try one or the other or both. (TLS_INIT_TP): Use that.
2001-07-06Update to LGPL v2.1.Andreas Jaeger
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
2001-03-20Update.Ulrich Drepper
* sunrpc/Makefile (routines): Add rpc_thread. (CPPFLAGS): Add -D_RPC_THREAD_SAFE. * sunrpc/rpc_thread.c: New file. * sunrpc/Versions [libc] (GLIBC_2.2.3): Export __rpc_thread_destroy. * sunrpc/auth_none.c: Don't use global variables. Access state in thread-local storage. * sunrpc/clnt_perr.c: Likewise. * sunrpc/clnt_raw.c: Likewise. * sunrpc/clnt_simp.c: Likewise. * sunrpc/key_call.c: Likewise. * sunrpc/rpc_common.c: Likewise. * sunrpc/svc.c: Likewise. * sunrpc/svc_raw.c: Likewise. * sunrpc/svc_simple.c: Likewise. * sunrpc/svcauth_des.c: Likewise. * hurd/hurd/threadvar.h (enum __hurd_threadvar_index): Add _HURD_THREADVAR_RPC_VARS. * sysdeps/generic/bits/libc-tsd.h: Mention _LIBC_TSD_KEY_RPC_VARS. * include/rpc/rpc.h: Define data structures for internal thread-local "global" variables. Based on patches by Eric Norum <eric.norum@usask.ca>.
1998-11-30Update.Ulrich Drepper
1998-11-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * nscd/nscd_getpw_r.c: Include nscd_proto.h for prototypes. * sysdeps/generic/errno-loc.c: Include <errno.h> for prototype, undefine errno to get variable. * sysdeps/unix/sysv/linux/i386/setfsuid.c: Include <sys/fsuid.h> instead of <unistd.h> for prototype. * sysdeps/unix/sysv/linux/i386/setfsgid.c: Likewise. 1998-11-30 Ulrich Drepper <drepper@cygnus.com> * misc/err.h: Correct comments and use protected attribute keywords. Reported by Joseph Myers <jsm28@cam.ac.uk>. 1998-11-29 Roland McGrath <roland@baalperazim.frob.com> * malloc/thread-m.h [_LIBC]: Include <bits/libc-tsd.h>, and remove tsd stuff from pthreads/cthreads libc sections. Use __libc_tsd_define for MALLOC key. [_LIBC] (tsd_key_t, tsd_key_create): Define to a zero-size type and a no-op, respectively. [_LIBC] (tsd_setspecific, tsd_getspecific): Use __libc_tsd_get/set. * elf/dl-error.c: Include <bits/libc-tsd.h>. Use __libc_tsd_define for DL_ERROR key. (tsd_setspecific, tsd_getspecific): Rewritten using __libc_tsd_get/set. * sysdeps/mach/hurd/bits/libc-tsd.h: New file. * sysdeps/generic/bits/libc-tsd.h: New file. * Makefile (distribute): Add bits/libc-tsd.h. 1998-10-12 Roland McGrath <roland@baalperazim.frob.com> * elf/dl-error.c: Remove kludge to check for ld.so load address. There is no need if weak undefined symbols are not used in ld.so; see linuxthreads/ChangeLog for changes to files linuxthreads/sysdeps/pthread/bits/libc-lock.h and linuxthreads/sysdeps/pthread/bits/libc-tsd.h. 1998-11-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/i386/bits/string.h (__memset_cc): Fix typo (s->__s). * sysdeps/i386/i486/bits/string.h: Add prototypes for all new inline functions. * sysdeps/i386/bits/string.h: Likewise. 1998-11-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/alpha/bits/ipc.h: Remove ipc_kludge. 1998-11-30 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * db2/progs/db_load/db_load.c (main): Avoid -Wparentheses warning.