aboutsummaryrefslogtreecommitdiff
path: root/include/link.h
AgeCommit message (Collapse)AuthorFilesLines
2006-03-01* elf/tst-tls-dlinfo.c: New file.Roland McGrath1-109/+21
* elf/Makefile (tests): Add it. ($(objpfx)tst-tls-dlinfo): Depend on $(libdl). ($(objpfx)tst-tls-dlinfo.out): Depend on $(objpfx)tst-tlsmod2.so. * dlfcn/dlfcn.h (RTLD_DI_PROFILENAME, RTLD_DI_PROFILEOUT): New enum values, reserve unsupported requested names used on Solaris. (RTLD_DI_TLS_MODID, RTLD_DI_TLS_DATA): New enum values. (RTLD_DI_MAX): Likewise. * dlfcn/dlinfo.c (dlinfo_doit): Handle RTLD_DI_TLS_MODID and RTLD_DI_TLS_DATA. * elf/dl-tls.c (_dl_tls_get_addr_soft): New function. * sysdeps/generic/ldsodefs.h: Declare it. * elf/Versions (ld: GLIBC_PRIVATE): Add it. * elf/link.h (struct dl_phdr_info): New members dlpi_tls_modid, dlpi_tls_data. * elf/dl-iteratephdr.c (__dl_iterate_phdr): Fill them in. * include/link.h: Don't copy contents from elf/link.h. Instead, #include it while #define'ing around link_map. * elf/dl-debug.c (_dl_debug_initialize): Add a cast. Add bogus extern decl to verify link_map members. * elf/loadtest.c (MAPS): New macro, cast _r_debug._r_map. (OUT, main): Use it in place of _r_debug._r_map. * elf/unload.c: Likewise. * elf/unload2.c: Likewise. * elf/neededtest.c (check_loaded_objects): Likewise. * elf/neededtest2.c (check_loaded_objects): Likewise. * elf/neededtest3.c (check_loaded_objects): Likewise. * elf/neededtest4.c (check_loaded_objects): Likewise. * elf/circleload1.c (check_loaded_objects): Likewise.
2005-03-18* include/link.h (struct link_map): Remove l_opencount. Add l_removed.Ulrich Drepper1-2/+3
Change type of l_idx to int. * elf/dl-close.c: Basically rewrite. Do not use l_opencount to determine whether a DSO has to be unloaded. Instead compute this in this function. * elf/dl-deps.c: No need to manipulate l_opencount anymore. * elf/dl-lookup.c: Likewise. * elf/rtld.c: Likewise * elf/dl-open.c: Likewise. Use l_init_called to determine whether object was just loaded. * elf/dl-fini.c: Bump l_direct_opencount instead of l_opencount. * elf/dl-load.c (_dl_map_object_from_fd): Do not recognize DSO which is about to be unloaded as a match. (_dl_map_object): Likewise. * elf/do-lookup.h (do_lookup_x): Do not look into DSO which is about to be unloaded. * elf/circleload1.c: Don't use l_opencount anymore. * elf/neededtest.c: Likewise. * elf/neededtest2.c: Likewise. * elf/neededtest3.c: Likewise. * elf/neededtest4.c: Likewise. * elf/unload.c: Likewise. * elf/unload2.c: Likewise. * elf/loadtest.c: Likewise. * elf/rtld.c: Preloading errors are now never fatal. 2005-03-08 Jakub Jelinek <jakub@redhat.com> * elf/Makefile: Add rules to build and run unload5 test. * elf/unload5.c: New file. 2005-03-08 Jakub Jelinek <jakub@redhat.com> * elf/Makefile: Add rules to build and run unload4 test. * elf/unload4.c: New file. * elf/unload4mod1.c: New file. * elf/unload4mod2.c: New file. * elf/unload4mod3.c: New file. * elf/unload4mod4.c: New file.
2005-02-07[BZ #677]Ulrich Drepper1-1/+1
* nscd/nscd.c (termination_handler): Avoid segfault if some database is not enabled. * nscd/nscd_getai.c (__nscd_getai): If ai_resp->found == -1, set __nss_not_use_nscd_hosts and return -1. * nscd/nscd_initgroups.c (__nscd_getgrouplist): If initgr_resp->found == -1, set __nss_not_use_nscd_group and return -1. Avoid leaking sockets. 2005-01-28 Andreas Schwab <schwab@suse.de> H.J. Lu <hongjiu.lu@intel.com> [BZ #677] * elf/dl-runtime.c (fixup): Change return type to DL_FIXUP_VALUE_TYPE. Use DL_FIXUP_VALUE_TYPE, DL_FIXUP_MAKE_VALUE and DL_FIXUP_VALUE_CODE_ADDR for relocation values. Use DL_FIXUP_VALUE_ADDR and DL_FIXUP_ADDR_VALUE to store and retrieve relocation values. (profile_fixup): Likewise. * include/link.h (link_map): Use DL_FIXUP_VALUE_TYPE for l_reloc_result. * sysdeps/generic/dl-fptr.h (link_map): Forward declaration. * sysdeps/generic/dl-lookupcfg.h (DL_FIXUP_VALUE_TYPE): New. (DL_FIXUP_MAKE_VALUE): Likewise. (DL_FIXUP_VALUE_CODE_ADDR): Likewise. (DL_FIXUP_VALUE_ADDR): Likewise. (DL_FIXUP_ADDR_VALUE): Likewise. * sysdeps/ia64/dl-lookupcfg.h: Include <dl-fptr.h> for "struct fdesc". (DL_FIXUP_VALUE_TYPE): New. (DL_FIXUP_MAKE_VALUE): Likewise. (DL_FIXUP_VALUE_CODE_ADDR): Likewise. (DL_FIXUP_VALUE_ADDR): Likewise. (DL_FIXUP_ADDR_VALUE): Likewise. * sysdeps/ia64/dl-machine.h (elf_machine_profile_fixup_plt): Removed. (elf_machine_profile_plt): Removed. (elf_machine_fixup_plt): Change return type and type of value parameter to struct fdesc. (elf_machine_plt_value): Likewise. (elf_machine_rela): Use DL_FIXUP_MAKE_VALUE to construct argument for elf_machine_fixup_plt. 2005-02-07 Jakub Jelinek <jakub@redhat.com>
2005-01-18* include/link.h: Remove stray definition of pltenter.Ulrich Drepper1-2/+1
2005-01-06* csu/elf-init.c (__libc_csu_fini): Don't do anything here. Ulrich Drepper1-5/+70
* sysdeps/generic/libc-start.c: Don't register program destructor here. * dlfcn/Makefile: Add rules to build dlfcn.c. (LDFLAGS-dl.so): Removed. * dlfcn/dlclose.c: _dl_close is now in ld.so, use function pointer table. * dlfcn/dlmopen.c: Likewise for _dl_open. * dlfcn/dlopen.c: Likewise. * dlfcn/dlopenold.c: Likewise. * elf/dl-libc.c: Likewise for _dl_open and _dl_close. * elf/Makefile (routines): Remove dl-open and dl-close. (dl-routines): Add dl-open, dl-close, and dl-trampoline. Add rules to build and run tst-audit1. * elf/tst-audit1.c: New file. * elf/tst-auditmod1.c: New file. * elf/Versions [libc]: Remove _dl_open and _dl_close. * elf/dl-close.c: Change for use inside ld.so instead of libc.so. * elf/dl-open.c: Likewise. * elf/dl-debug.c (_dl_debug_initialize): Allow reinitialization, signaled by nonzero parameter. * elf/dl-init.c: Fix use of r_state. * elf/dl-load.c: Likewise. * elf/dl-close.c: Add auditing checkpoints. * elf/dl-open.c: Likewise. * elf/dl-fini.c: Likewise. * elf/dl-load.c: Likewise. * elf/dl-sym.c: Likewise. * sysdeps/generic/libc-start.c: Likewise. * elf/dl-object.c: Allocate memory for auditing information. * elf/dl-reloc.c: Remove RESOLV. We now always need the map. Correctly initialize slotinfo. * elf/dynamic-link.h: Adjust after removal of RESOLV. * sysdeps/hppa/dl-lookupcfg.h: Likewise. * sysdeps/ia64/dl-lookupcfg.h: Likewise. * sysdeps/powerpc/powerpc64/dl-lookupcfg.h: Removed. * elf/dl-runtime.c (_dl_fixup): Little cleanup. (_dl_profile_fixup): New parameters to point to register struct and variable for frame size. Add auditing checkpoints. (_dl_call_pltexit): New function. Don't define trampoline code here. * elf/rtld.c: Recognize LD_AUDIT. Load modules on startup. Remove all the functions from _rtld_global_ro which only _dl_open and _dl_close needed. Add auditing checkpoints. * elf/link.h: Define symbols for auditing interfaces. * include/link.h: Likewise. * include/dlfcn.h: Define __RTLD_AUDIT. Remove prototypes for _dl_open and _dl_close. Adjust access to argc and argv in libdl. * dlfcn/dlfcn.c: New file. * sysdeps/generic/dl-lookupcfg.h: Remove all content now that RESOLVE is gone. * sysdeps/generic/ldsodefs.h: Add definitions for auditing interfaces. * sysdeps/generic/unsecvars.h: Add LD_AUDIT. * sysdeps/i386/dl-machine.h: Remove trampoline code here. Adjust for removal of RESOLVE. * sysdeps/x86_64/dl-machine.h: Likewise. * sysdeps/generic/dl-trampoline.c: New file. * sysdeps/i386/dl-trampoline.c: New file. * sysdeps/x86_64/dl-trampoline.c: New file. * sysdeps/generic/dl-tls.c: Cleanups. Fixup for dtv_t change. Fix updating of DTV. * sysdeps/generic/libc-tls.c: Likewise. * sysdeps/arm/bits/link.h: Renamed to ... * sysdeps/arm/buts/linkmap.h: ...this. * sysdeps/generic/bits/link.h: Renamed to... * sysdeps/generic/bits/linkmap.h: ...this. * sysdeps/hppa/bits/link.h: Renamed to... * sysdeps/hppa/bits/linkmap.h: ...this. * sysdeps/hppa/i386/link.h: Renamed to... * sysdeps/hppa/i386/linkmap.h: ...this. * sysdeps/hppa/ia64/link.h: Renamed to... * sysdeps/hppa/ia64/linkmap.h: ...this. * sysdeps/hppa/s390/link.h: Renamed to... * sysdeps/hppa/s390/linkmap.h: ...this. * sysdeps/hppa/sh/link.h: Renamed to... * sysdeps/hppa/sh/linkmap.h: ...this. * sysdeps/hppa/x86_64/link.h: Renamed to... * sysdeps/hppa/x86_64/linkmap.h: ...this. 2005-01-06 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (init_one_static_tls): Adjust initialization of DTV entry for static tls deallocation fix. * sysdeps/alpha/tls.h (dtv_t): Change pointer type to be struct which also contains information whether the memory pointed to is static TLS or not. * sysdeps/i386/tls.h: Likewise. * sysdeps/ia64/tls.h: Likewise. * sysdeps/powerpc/tls.h: Likewise. * sysdeps/s390/tls.h: Likewise. * sysdeps/sh/tls.h: Likewise. * sysdeps/sparc/tls.h: Likewise. * sysdeps/x86_64/tls.h: Likewise.
2004-12-22(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.Ulrich Drepper1-71/+78
2007-07-122.5-18.1Jakub Jelinek1-78/+71
2004-10-14[BZ #77]Ulrich Drepper1-1/+10
Update. Add support for namespaces in the dynamic linker. * dlfcn/Makefile (libdl-routines): Add dlmopen. * dlfcn/Versions [libdl, GLIBC_2.3.4]: Add dlmopen. * dlfcn/dlfcn.h: Define Lmid_t, LM_ID_BASE, and LM_ID_NEWLM. Declare dlmopen. Document RTLD_DI_LMID. * dlfcn/dlinfo.c: Handle RTLD_DI_LMID. * dlfcn/dlmopen.c: New file. * dlfcn/dlopen.c: Pass new parameter to _dl_open. * dlfcn/dlopenold.c: Likewise. * elf/dl-addr.c: Adjust for removal of GL(dl_loaded). * elf/dl-caller.c: Likewise. * elf/dl-close.c: Likewise. * elf/dl-conflict.c: Likewise. * elf/dl-debug.c: Likewise. * elf/dl-lookup.c: Likewise. * elf/dl-sym.c: Likewise. * elf/dl-version.c: Likewise. * elf/do-lookup.h: Likewise. * elf/rtld.c: Likewise. * sysdeps/unix/sysv/linux/i386/dl-librecon.h: Likewise. * elf/dl-depsc: Likewise. Add new parameter to _dl_map_object. * elf/dl-fini.c: Call destructors in all namespaces. * elf/dl-iteratephdr.c: Compute total nloaded. Adjust for removal of GL(dl_loaded). * elf/dl-libc.c: Pass new parameter to _dl_open. Adjust for removal of GL(dl_loaded). * elf/dl-load.c (_dl_map_object_from_fd): Don't load ld.so a second time. Reuse the one from the main namespace in all others. Pass new parameter to _dl_new_object. Adjust for removal of GL(dl_loaded). * elf/dl-object.c: Take new parameter. Use it to initialize l_ns. Adjust for removal of GL(dl_loaded). * elf/dl-open.c (_dl_open): Take new parameter. Adjust for removal of GL(dl_loaded). * elf/dl-support.c: Replace global _dl_loaded etc variables with _dl_ns variable. * include/dlfcn.h: Adjust prototype of _dl_open. Define __LM_ID_CALLER. * include/link.h: Add l_real, l_ns, and l_direct_opencount elements. * sysdeps/generic/dl-tls.c: Bump TLS_STATIC_SURPLUS. Since libc is using TLS we need memory appropriate to the number of namespaces. * sysdeps/generic/ldsodefs.h (struct rtld_global): Replace _dl_loaded, _dl_nloaded, _dl_global_scope, _dl_main_searchlist, and _dl_global_scope_alloc with _dl_ns element. Define DL_NNS. Adjust prototypes of _dl_map_object and member in rtld_global_ro. * malloc/malloc.c: Include <dlfcn.h>. * malloc/arena.c (ptmalloc_init): If libc is not in primary namespace, never use brk. * elf/Makefile: Add rules to build and run tst-dlmopen1 and tst-dlmopen2. * elf/tst-dlmopen1.c: New file. * elf/tst-dlmopen1mod.c: New file. * elf/tst-dlmopen2.c: New file. * elf/dl-close.c: Improve reference counting by tracking direct loads. * elf/dl-lookup.c (add_dependency): Likewise. * elf/dl-open.c (dl_open_worker): Likewise. * elf/rtld.c (dl_main): Likewise. 2004-09-09 GOTO Masanori <gotom@debian.or.jp> [BZ #77] * elf/dl-close.c: Count down l_opencount to check not only for l_reldeps, but also l_initfini. 2004-10-13 Ulrich Drepper <drepper@redhat.com>
2004-09-18Update.Ulrich Drepper1-0/+1
2004-09-17 Ulrich Drepper <drepper@redhat.com> * include/link.h (struct link_map): Add l_used element. * sysdeps/generic/ldsodefs.h: Define DL_DEBUG_UNUSED. * elf/rtld.c (process_dl_debug): Recognize unused. (dl_main): When unused debug flag is set check for unused direct dependencies. When printing dependencies and SONAME starts with /, omit the SONAME => part. * elf/dl-lookup.c (_dl_lookup_symbol_x): Mark object in which the symbol has been found as used. * elf/ldd.bash.in: Add -u option.
2004-03-27Update.Ulrich Drepper1-0/+2
2004-03-26 Ulrich Drepper <drepper@redhat.com> * elf/dl-caller.c: New file. * include/caller.h: New file. * Makefile (distribute): Add include/caller.h. * elf/Makefile (dl-routines): Add dl-caller. * elf/dl-load.c (_dl_map_object_from_fd): Record l_text_end. * elf/dl-open.c (check_libc_caller): Removed. (dl_open_worker): Use __check_caller instead. * elf/rtld.c (_rtld_global_ro): Initialize _dl_check_caller. (_dl_start_final): Record l_text_end for ld.so map. (dl_main): Record l_text_end for main object and vdso. * include/link.h (struct link_map): Add l_text_end field. * sysdeps/generic/ldsodefs.h (struct rtld_global_ro): Add _dl_check_caller field. Define enum allowmask. Add declaration of _dl_check_caller. * sysdeps/unix/sysv/linux/dl-execstack.c: Also use __check_caller test.
2004-01-24Update.Ulrich Drepper1-0/+3
2004-01-23 David Mosberger <davidm@hpl.hp.com> * sysdeps/generic/ldsodefs.h (struct rtld_global): Add members _dl_load_adds and _dl_load_subs. * elf/dl-support.c (_dl_load_adds): New variable. (_dl_load_subs): Likewise. * elf/dl-object.c (_dl_new_object): Increment dl_load_adds. * elf/dl-close.c (_dl_close): Increment dl_load_subs. * elf/link.h (struct dl_phdr_info): Add members dlpi_adds and dlpi_subs. * include/link.h: Likewise. * elf/dl-iteratephdr.c (__dl_iterate_phdr): Initialize dlpi_adds and dlpi_subs members. (dl_iterate_phdr): Likewise. * elf/tst-dlmodcount.c: New file. * elf/Makefile (distribute): Mention tst-dlmodcount.c. (tests): If build-shared, mention tst-dlmodcount. ($(objpfx)tst-dlmodcount): If build-shared, build and run tst-dlmodcount.
2004-01-13Update.Ulrich Drepper1-1/+6
2004-01-13 Ulrich Drepper <drepper@redhat.com> * Makeconfig: Define relro-LDFLAGS if have-z-relro==yes. Add it to LDFLAGS.so and LDFLAGS-rtld. (+link): Add relro-LDFLAGS. * Makeconfig (shlib.lds): Place __libc_subfreeres, __libc_atexit, and __libc_thread_subfreeres sections after .jcr section. * config.make.in: Add have-z-relro. * configure.in: Add check for -z relro option. * include/link.h (struct link_map): Add relro_addr and relro_size members. * elf/dl-load.c (_dl_map_object_from_fd): Recognize PT_GNU_RELRO. * elf/dl-reloc.c (_dl_relocate_object): At the end, make relro part of loaded segments read-only. * elf/elf.h: Define PT_GNU_RELRO. * elf/rtld.c (_dl_start): Recognize PT_GNU_RELRO of ld.so. (dl_main): Recognize PT_GNU_RELRO of the application. Call _dl_debug_initialize and initialize l_info[DT_DEBUG] before relocations.
2003-07-31Update.Ulrich Drepper1-1/+3
2003-07-30 Jakub Jelinek <jakub@redhat.com> * elf/dl-reloc.c (_dl_allocate_static_tls): Don't return any value, call dl_signal_error directly. If already relocated, call GL(dl_init_static_tls) directly, otherwise queue it for later. (CHECK_STATIC_TLS): Undo 2003-07-24 change. * elf/rtld.c (dl_main): Initialize GL(dl_init_static_tls). * elf/dl-open.c (dl_open_worker): Call GL_dl_init_static_tls for all static TLS initializations delayed in _dl_allocate_static_tls. * elf/dl-support.c (_dl_init_static_tls): New variable. * include/link.h (struct link_map): Add l_need_tls_init. * sysdeps/generic/ldsodefs.h (_rtld_global): Add _dl_init_static_tls. (_dl_nothread_init_static_tls): New prototype. (_dl_allocate_static_tls): Adjust prototype. * elf/tls-macros.h (VAR_INT_DEF): Add alignment directive. elf_machine_rela_relative): Adjust. (CHECK_STATIC_TLS): _dl_allocate_static_tls can fail now.
2003-07-24Update.Ulrich Drepper1-1/+3
2003-07-24 Ulrich Drepper <drepper@redhat.com> * include/link.h (struct link_map): Add l_tls_firstbyte_offset field. * sysdeps/generic/dl-tls.c [TLS_TCB_AT_TP] (_dl_determine_tlsoffset): Fix calculation of offsets to take misalignment of first byte in file into account. * elf/dl-load.c (_dl_map_object_from_fd): Initialize l_tls_firstbyte_offset field. * elf/rtld.c (_dl_start_final, _dl_start, dl_main): Likewise. * elf/dl-reloc.c (_dl_allocate_static_tls): Change return type to int. Take l_tls_firstbyte_offset information into account. (CHECK_STATIS_TLS): _dl_allocate_static_tls can fail now. * sysdeps/generic/ldsodefs.h: Adjust _dl_allocate_static_tls prototype. * elf/Makefile: Add rules to build and run tst-tls14. * elf/tst-tls14.c: New file. * elf/tst-tlsmod14a.c: New file. * elf/tst-tlsmod14b.c: New file.
2003-04-25Update.Ulrich Drepper1-0/+3
2003-04-22 Jakub Jelinek <jakub@redhat.com> * include/link.h (NO_TLS_OFFSET): Define to 0 if not defined. * elf/dl-close.c (_dl_close): Use NO_TLS_OFFSET. * elf/dl-object.c (_dl_new_object): Initialize l_tls_offset to NO_TLS_OFFSET. * elf/rtld.c (_dl_start_final, _dl_start): Likewise. * elf/dl-reloc.c (CHECK_STATIC_TLS): Use NO_TLS_OFFSET. * sysdeps/generic/dl-tls.c (_dl_allocate_tls_init): Likewise. * sysdeps/powerpc/dl-tls.h (TLS_TPREL_VALUE): Don't subtract TLS_TCB_SIZE.
2002-12-012002-12-01 Roland McGrath <roland@redhat.com>Roland McGrath1-1/+1
* include/link.h: Comment typo fix.
2002-10-11* sysdeps/generic/bits/libc-tsd.h [USE___THREAD]: ConditionalRoland McGrath1-3/+0
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.
2002-08-21Update.Ulrich Drepper1-0/+3
2002-08-20 Ulrich Drepper <drepper@redhat.com> * elf/rtld.c (_dl_start): Pass zero to TLS_INIT_TP. Set bootstrap_map.l_tls_tp_initialized to 1 if TLS_INIT_TP was called. (_dl_start_final): Copy l_tls_tp_initialized to GL(dl_rtld_map). (dl_main): If HAVE___THREAD is not defined pass l_tls_tp_initialized to TL_INIT_TP. Otherwise pass 1. * include/link.h (struct link_map): Add l_tls_tp_initialized. * sysdeps/generic/libc-tls.c (__libc_setup_tls): Pass 0 to TL_INIT_TP. 2002-08-20 Brian Youmans <3diff@gnu.org> * manual/contrib.texi: Removed licenses, added acknowledgements for contributions by Intel, IBM, Craig Metz. * LICENSES: New file, contains the text of all non-FSF licenses in the * sysdeps/mach/hurd/net/if_ppp.h: Replaced CMU license with a new one modelled on the modern BSD license, per recent letter of permission from CMU. * sysdeps/unix/sysv/linux/net/if_ppp.h: Likewise. * sysdeps/ieee754/dbl-64/MathLib.h: Changed the copyright holder from IBM to FSF, per the recent Software Letter. Changed the distribution terms from GPL to LGPL. * sysdeps/ieee754/dbl-64/asincos.tbl: Added FSF copyright and copying permission notice (Lesser GPL), per recent IBM Software Letter. * sysdeps/ieee754/dbl-64/powtwo.tbl: Likewise. * sysdeps/ieee754/dbl-64/root.tbl: Likewise. * sysdeps/ieee754/dbl-64/sincos.tbl: Likewise. * sysdeps/ieee754/dbl-64/uatan.tbl: Likewise. * sysdeps/ieee754/dbl-64/uexp.tbl: Likewise. * sysdeps/ieee754/dbl-64/ulog.tbl: Likewise. * sysdeps/ieee754/dbl-64/upow.tbl: Likewise. * sysdeps/ieee754/dbl-64/utan.tbl: Likewise. * sysdeps/ieee754/dbl-64/atnat.h: Changed the copyright holder * sysdeps/ieee754/dbl-64/atnat2.h: Likewise. * sysdeps/ieee754/dbl-64/branred.h: Likewise. * sysdeps/ieee754/dbl-64/dla.h: Likewise. * sysdeps/ieee754/dbl-64/doasin.h: Likewise. * sysdeps/ieee754/dbl-64/dosincos.h: Likewise. * sysdeps/ieee754/dbl-64/mpa.h: Likewise. * sysdeps/ieee754/dbl-64/mpa2.h: Likewise. * sysdeps/ieee754/dbl-64/mpatan.h: Likewise. * sysdeps/ieee754/dbl-64/mpexp.h: Likewise. * sysdeps/ieee754/dbl-64/mplog.h: Likewise. * sysdeps/ieee754/dbl-64/mpsqrt.h: Likewise. * sysdeps/ieee754/dbl-64/mydefs.h: Likewise. * sysdeps/ieee754/dbl-64/sincos32.h: Likewise. * sysdeps/ieee754/dbl-64/uasncs.h: Likewise. * sysdeps/ieee754/dbl-64/uexp.h: Likewise. * sysdeps/ieee754/dbl-64/ulog.h: Likewise. * sysdeps/ieee754/dbl-64/upow.h: Likewise. * sysdeps/ieee754/dbl-64/urem.h: Likewise. * sysdeps/ieee754/dbl-64/uroot.h: Likewise. * sysdeps/ieee754/dbl-64/usncs.h: Likewise. * sysdeps/ieee754/dbl-64/utan.h: Likewise. * sysdeps/ieee754/dbl-64/branred.c: Corrected the text of the copying * sysdeps/ieee754/dbl-64/doasin.c: Likewise. * sysdeps/ieee754/dbl-64/dosincos.c: Likewise. * sysdeps/ieee754/dbl-64/e_asin.c: Likewise. * sysdeps/ieee754/dbl-64/e_atan2.c: Likewise. * sysdeps/ieee754/dbl-64/e_exp.c: Likewise. * sysdeps/ieee754/dbl-64/e_log.c: Likewise. * sysdeps/ieee754/dbl-64/e_pow.c: Likewise. * sysdeps/ieee754/dbl-64/e_remainder.c: Likewise. * sysdeps/ieee754/dbl-64/e_sqrt.c: Likewise. * sysdeps/ieee754/dbl-64/halfulp.c: Likewise. * sysdeps/ieee754/dbl-64/mpa.c: Likewise. * sysdeps/ieee754/dbl-64/mpatan.c: Likewise. * sysdeps/ieee754/dbl-64/mpatan2.c: Likewise. * sysdeps/ieee754/dbl-64/mpexp.c: Likewise. * sysdeps/ieee754/dbl-64/mplog.c: Likewise. * sysdeps/ieee754/dbl-64/mpsqrt.c: Likewise. * sysdeps/ieee754/dbl-64/mptan.c: Likewise. * sysdeps/ieee754/dbl-64/s_atan.c: Likewise. * sysdeps/ieee754/dbl-64/s_sin.c: Likewise. * sysdeps/ieee754/dbl-64/s_tan.c: Likewise. * sysdeps/ieee754/dbl-64/sincos32.c: Likewise. * sysdeps/ieee754/dbl-64/slowexp.c: Likewise. * sysdeps/ieee754/dbl-64/slowpow.c: Likewise.
2002-06-042002-06-02 Roland McGrath <roland@frob.com>Roland McGrath1-1/+2
* include/link.h: Include <tls.h> to make sure USE_TLS is defined.
2002-02-13Update.Ulrich Drepper1-4/+0
2002-02-12 Ulrich Drepper <drepper@redhat.com> * sysdeps/generic/dl-tls.c (TLS_DTV_UNALLOCATED): Renamed from TLS_DTV_UNALLOCATE. (oom): New function. (_dl_next_tls_modid): Rewrite to handle dl_tls_dtv_slotinfo_list. (_dl_determine_tlsoffset): Likewise. (_dl_allocate_tls): Likewise. (__TLS_GET_ADDR): Define if not already defined. (_dl_tls_symaddr): New function. (allocate_and_init): New function. (__tls_get_addr): Actually implement handling of generation counter and deferred allocation. * sysdeps/generic/ldsodefs.h (_rtld_global): Remove _dl_initimage_list, add _dl_tls_dtv_slotinfo_list, _dl_tls_static_nelem, and _dl_tls_generation. Define TLS_SLOTINFO_SURPLUS and DTV_SURPLUS. Declare _dl_tls_symaddr. * sysdeps/i386/dl-tls.h: Disable __tls_get_addr handling unless SHARED. * include/link.h (struct link_map): Remove l_tls_nextimage and l_tls_previmage. * elf/dl-sym.c (_dl_sym): After successful lookup call _dl_tls_symaddr instead of DL_SYMBOL_ADDRESS for STT_TLS symbols. (_dl_vsym): Likewise. * elf/rtld.c (_dl_start_final): Adjust initdtv initialization for new layout. (dl_main): Allow PT_TLS be present for empty segment. Remove nextimage list handling. Instead add all modules using TLS to dl_tls_dtv_slotinfo_list. * elf/dl-open.c (dl_open_worker): After successfully loading all objects add those with TLS to the dl_tls_dtv_slotinfo_list list. * elf/dl-load.c (_dl_map_object_from_fd): If PT_TLS entry is for an empty segment don't do anything. Remove handling of initimage list. * elf/Versions [ld] (GLIBC_2.0): Add __libc_memalign. (GLIBC_PRIVATE): Add _dl_tls_symaddr. * elf/dl-minimal.c: Define __libc_memalign. * elf/dl-support.c: Remove _dl_initimage_list. Add _dl_tls_dtv_slotinfo_list, _dl_tls_static_nelem, and _dl_tls_generation. * include/stdlib.h: Declare __libc_memalign. * elf/Makefile: Add rules to build and run tst-tls4 and tst-tls5. * elf/tst-tls4.c: New file. * elf/tst-tls5.c: New file. * elf/tst-tlsmod2.c: New file. * elf/tls-macros.h: asms using ___tls_get_addr destroy %ecx and %edx. * elf/tst-tlsmod1.c: Don't define variables unles USE_TLS. * elf/tst-tls1.c: Use test-skeleton.c. * elf/tst-tls2.c: Likewise. * elf/tst-tls3.c: Likewise. * elf/dl-conflict.c (RESOLVE_MAP): Return NULL not 0. * sysdeps/mips/machine-gmon.h: Update MCOUNT for current GCC behavior.
2002-02-07Update.Ulrich Drepper1-0/+6
2002-02-06 Ulrich Drepper <drepper@redhat.com> * Versions.def [ld]: Add GLIBC_2.3. * elf/Versions [ld]: Add __tls_get_addr to GLIBC_2.3. * elf/Makefile (dl-routines): Add dl-tls. (distribute): Add dl-tls.h. * sysdeps/generic/ldsodefs.h (struct rtld_global): Remove _dl_tls_module_cnt, add _dl_tls_max_dtv_idx and _dl_tls_dtv_gaps. Add prototypes for _dl_next_tls_modid and _dl_determine_tlsoffset. * elf/dl-load.c (_dl_map_object_from_fd): Store alignment requirement along with the other info in the link map. Change queueing of init images for double linked list. Use _dl_next_tls_modid to compute l_tls_modid. * elf/rtld.c (_dl_start_final): Store alignment requirement along with the other info in rtld map and executable map. (dl_main): Add ld.so to the init image list if necessary. Compute final module ID with _dl_next_tls_modid. * include/link.h (struct link_map): Add l_tls_previmage and l_tls_align. * eld/dl-support.c: Define _dl_tls_max_dtv_idx and _dl_tls_dtv_gaps. * sysdeps/i386/elf/Versions: New file. * sysdeps/generic/dl-tls.c: New file. * sysdeps/generic/dl-tls.h: New file. * sysdeps/i386/dl-tls.h: New file. attribute((packed)) to counter stupid people misusing gcc options.
2002-02-06Update.Ulrich Drepper1-0/+1
* elf/dl-load.c (_dl_map_object_from_fd): Prevent dynamically loading modules with the DF_STATIC_TLS flag set. * elf/dynamic-link.h (elf_get_dynamic_info): Initialize l_flags element. * include/link.h (struct link_map): Add l_flags field. * elf/elf.h (DF_STATIC_TLS): New definition.
2002-02-05Update.Ulrich Drepper1-2/+17
* elf/rtld.c (_dl_start): Fill TLS values in link map for rtld. * include/link.h (struct link_map): Add various members for TLS information. * sysdeps/generic/ldsodefs.h (struct rtld_global): Remove _rtld_tlsoffset, add _dl_initimage_list. * sysdeps/i386/dl-lookupcfg.h: New file. * sysdeps/i386/dl-machine.h (elf_machine_rel): Implement missing TLS relocation. When using TLS we now use RESOLVE_MAP. (elf_machine_rela): Use RESOLVE_MAP instead of RESOLVE_MAP if TLS is used. * sysdeps/generic/dl-cache.c (_dl_cache_libcmp): Mark as possibly unused.
2001-12-12Update.Ulrich Drepper1-5/+11
2001-12-11 Jakub Jelinek <jakub@redhat.com> * elf/Makefile (dl-routines): Add conflict. (rtld-ldscript-in, rtld-ldscript, rtld-parms): Remove. (ld.so): Add _begin local symbol. * elf/elf.h (DT_VALTAGIDX, DT_VALNUM, DT_ADDRTAGIDX, DT_ADDRNUM): Define. * elf/dl-deps.c (_dl_build_local_scope): New. (_dl_map_object_deps): If LD_TRACE_PRELINKING, compute local scopes of all libraries. * elf/do-rel.h (VALIDX): Define. (elf_dynamic_do_rel): If ELF_MACHINE_PLT_REL is defined, don't do lazy binding for RELA. If DT_GNU_PRELINKED, DT_RELACOUNT relocations can be skipped. * elf/dl-conflict.c: New file. * elf/dl-lookup.c (_dl_debug_bindings): New. (_dl_lookup_symbol): Use _dl_debug_bindings. Reference_name is always non-NULL. (_dl_lookup_symbol_skip): Likewise. (_dl_lookup_versioned_symbol): Likewise. (_dl_lookup_versioned_symbol_skip): Likewise. * elf/dl-runtime.c (PLTREL): If ELF_MACHINE_PLT_REL is defined, define to ElfW(Rel). * elf/dynamic-link.h (elf_get_dynamic_info): Record selected dynamic tags in the DT_VALRNGLO..DT_VALRNGHI and DT_ADDRRNGLO..DT_ADDRRNGHI ranges. Don't adjust address dynamic tags if l_addr is 0. * elf/rtld.c (_dl_trace_prelink, _dl_trace_prelink_map): New variables. (_dl_start): Skip ELF_DYNAMIC_RELOCATE if ld.so is prelinked. (VALIDX, ADDRIDX): Define. (_dl_start_final): Initialize _dl_rtld_map's l_map_start and l_map_end. (dl_main): Print library list for LD_TRACE_PRELINKING. If prelinking inform