diff options
author | Ulrich Drepper <drepper@redhat.com> | 1997-02-15 04:31:36 +0000 |
---|---|---|
committer | Ulrich Drepper <drepper@redhat.com> | 1997-02-15 04:31:36 +0000 |
commit | c84142e8fe3cbcce43ae35ac957a74ac8216d11d (patch) | |
tree | da310b5d0928e6dab9d1195606a4b56376ae747c /elf/rtld.c | |
parent | 7434ccadbb6897d366d2377f84efe1e2cd61b02b (diff) | |
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Update to 2.1.x development versioncvs/libc-970218cvs/libc-970217cvs/libc-970216cvs/libc-970215
1997-02-15 02:41 Miles Bader <miles@gnu.ai.mit.edu>
* argp/argp-help.c: Gettextize sources.
* argp/argp-parse.c: Likewise.
1997-02-13 22:32 Ulrich Drepper <drepper@cygnus.com>
* features.h (__GLIBC_MINOR__): Bump to 1.
* xlocale.h: New file. Wrapper around locale/xlocale.h.
* Makefile (distribute): Add xlocale.h.
* locale/Makefile (routines): Add ctype_l.
* locale/ctype-extn.c: Update copyright. De-ANSI-declfy.
Add __isblank_l, __toascii_l and __isascii_l.
* ctype/ctype.h: Add definitions and declarations for *_l functions.
* locale/Makefile (headers): Add xlocale.h.
(routines): Add newlocale, duplocale, and freelocale.
* locale/localeinfo.h (MAX_USAGE_COUNT): New macro.
(struct locale_data): Add new fields mmaped and usage_count.
Correct various declarations.
* locale/C-collate.c: Define value for new fields mmaped and
usage_count.
* locale/C-ctype.c: Likewise.
* locale/C-messages.c: Likewise.
* locale/C-monetary.c: Likewise.
* locale/C-numeric.c: Likewise.
* locale/C-time.c: Likewise.
* locale/loadlocale.c (_nl_load_locale): Initialize mmaped and
usage_count fields.
* locale/locale.h: Don't define locale_t here (moved to xlocale.h).
Correct prototypes for __newlocale and __freelocale.
Add prototype for __duplocale.
* locale/findlocale.c (copy): Remove function. Use __strdup instead.
(_nl_remove_locale): New function.
* locale/nl_langinfo.c: Don't declare locale_data objects as const.
* locale/setlocale.c: Likewise.
* locale/weight.h: Change for use with locale objects.
* locale/xlocale.h: New file. Define __locale_t type.
* locale/newlocale.c: New file. Create new locale object.
* locale/freelocale.c: New file. Destroy locale object.
* locale/duplocale.c: New file. Create copy of locale object.
* stdlib/Makefile (routines): Add strfmon_l.
* stdlib/monetary.h [__USE_GNU]: Declare __strfmon_l.
* stdlib/strfmon.c: Add support for use in extended locale model.
* stdlib/strfmon_l.c: New file.
* string/Makefile (routines): Add strcoll_l and strxfrm_l.
* string/strcoll.c: Change for use in extended locale model.
* string/strxfrm.c: Likewise.
* string/strcoll_l.c: New file. Implement __strcoll_l function.
* string/strxfrm_l.c: New file. Implement __strxfrm_l function.
* wcsmbs/Makefile (routines): Add wcscoll_l and wcsxfrm_l.
* wcsmbs/wchar.h [__USE_GNU]: Declare wcscoll_l and wcsxfrm_l.
* wcsmbs/wcscoll.c: Change for use in extended locale model.
* wcsmbs/wcscoll_l.c: New file. Implement __wcscoll_l function.
* wcsmbs/wcsxfrm_l.c: New file. Implement __wcsxfrm_l function.
* wctype/Makefile (routines): Add wcextra, wcfuncs_l, iswctype_l,
and towctrans_l.
* wctype/cname-lookup.h: Prepare for use in extended locale model.
* wctype/iswctype_l.c: New file. Implement character classification
functions for use with locale objects.
* wctype/wctype.h: Declare functions for use with locale objects.
* wctype/towctrans_l.c: New file. Implement __towctrans_l function
for use with locale objects.
* wctype/wcfuncs_l.c: New file. Implement wide character
classification functions for use with locale objects.
* wctype/wcextra.c: New file. Implement real functions for
non-standard classification functions.
* elf/ldd.bash.in: Don't use --data-relocs and --function-relocs
parameters to ld.so. Use environment variables.
* elf/ldd.sh.in: Likewise.
* elf/rtld.c: Remove handling of --data-relocs and --function-relocs
options. Instead read environment variables.
* elf/link.h (receiver_fct): Add new argument to take error code.
* elf/dl-error.c (_dl_signal_error): Call receiver function with
another argument.
* elf/dl-object.c (_dl_new_object): Create new object with list of
names in l_libname member.
* elf/dl-load.c (_dl_map_object_from_fd): Add name which was used to
find to object to the list in the link_map variable.
(_dl_map_object): Use _dl_does_name_match_p to compare with all
available names of the object.
Optimize handling of LD_LIBRARY_PATH a bit.
* elf/rtld.c: Initialize l_libname member of _dl_rtld_map.
* elf/dl-lookup.c (_dl_elf_hash): Optimize function.
* elf/Makefile (routines): Add dl-version.
* elf/link.h (hash_name_pair): New type. Group pointer to string
and its hash value.
(struct link_map): Change l_libname member to be a list of names,
not a single pointer to a name.
Add new members l_nversions and l_versions.
(_dl_does_name_match_p): New function to test for all names of an
object.
Add prototypes for new lookup and versioning functions.
* elf/dl-lookup.c (do_lookup): Add new argument and handle case
when versioned symbol is requested.
(_dl_lookup_symbol): Call do_lookup with another argument.
(_dl_lookup_symbol_skip): Likewise.
(_dl_lookup_versioned_symbol): New function. Handle lookup of
versioned symbol.
(_dl_lookup_versioned_symbol_skip): Likewise, similar to
_dl_lookup_symbol_skip.
* elf/dl-reloc.c (RESOLVE): Call _dl_lookup_versioned_symbol or
_dl_lookup_symbol depending on availability of version information.
* elf/dl-runtime.c (RESOLVE): Likewise.
(fixup): Call elf_machine_relplt with additional argument to point
to versioning information if available.
* elf/do-rel.h (elf_dynamic_do_rel): Likewise.
* elf/dl-open.c (_dl_open): Call _dl_check_map_versions to check
for correct versions.
* elf/dl-version.c: New file. Check library versions and extract
version information for easier access.
* elf/dlfcn.h [__USE_GNU]: Add prototype for dlvsym.
* elf/dlvsym.c: New file. Implementation of function similar to
dlsym, but looks for versioned symbol.
* elf/elf.h: Add types and macros for versioning.
* elf/rtld.c (dl_main): Check availability of needed versions.
* sysdeps/alpha/dl-machine.h (elf_machine_rela): Add additional
argument for version information. Call RESOLVE with additional
argument.
* sysdeps/i386/dl-machine.h: Likewise.
* sysdeps/m68k/dl-machine.h: Likewise.
* sysdeps/mips/dl-machine.h: Likewise.
* elf/dlerror.c: Change comment to align with guidelines.
* elf/dlopen.c: Likewise.
* elf/dlsym.c: Likewise.
* locale/programs/localedef.c: Implement --quiet option.
* locale/programs/charset.h: Declare be_quiet variable.
* locale/programs/locfile.h: Likewise.
* locale/programs/charmap.c: Don't print warnings if quiet option
was given.
* locale/programs/ld-collate.c: Likewise.
* locale/programs/ld-ctype.c: Likewise.
* locale/programs/ld-messages.c: Likewise.
* locale/programs/ld-monetary.c: Likewise.
* locale/programs/ld-numeric.c: Likewise.
* locale/programs/ld-time.c: Likewise.
* locale/programs/locfile.c: Likewise.
* Makefile (subdirs): Add argp.
* catgets/catgets.c (catopen): Little code improvement.
* posix/execl.c: Remove restriction to 1024 arguments.
* posix/execle.c: Likewise.
* posix/execlp.c: Likewise.
* posix/getopt.c [_LIBC]: Define global objects with __ prefix
and make regular names weak aliases.
* posix/getopt1.c: Likewise.
* posix/getopt.h [_LIBC]: Provide prototypes and declarations for
__ protected forms.
* posix/unistd.h: Add prototype for __sleep.
* sysdeps/mach/sleep.c: Make sleep weak alias of __sleep.
* sysdeps/posix/sleep.c: Likewise.
* sysdeps/stub/sleep.c: Likewise.
* sysdeps/unix/sysv/linux/sleep.c: Likewise.
* ctype/ctype-info.c: Update copyright.
* ctype/ctype.c: Likewise.
* ctype/test_ctype.c: Likewise.
* dirent/alphasort.c: Likewise.
* dirent/list.c: Likewise.
* gmon/bb_exit_func.c: Likewise.
* grp/fgetgrent.c: Likewise.
* grp/getgrent.c: Likewise.
* grp/getgrent_r.c: Likewise.
* grp/getgrgid.c: Likewise.
* grp/getgrgid_r.c: Likewise.
* grp/getgrnam.c: Likewise.
* grp/getgrnam_r.c: Likewise.
* hurd/alloc-fd.c: Likewise.
* hurd/catch-exc.c: Likewise.
* hurd/ctty-input.c: Likewise.
* hurd/ctty-output.c: Likewise.
* hurd/dtable.c: Likewise.
* hurd/fchroot.c: Likewise.
* hurd/fd-close.c: Likewise.
* hurd/fd-read.c: Likewise.
* hurd/fd-write.c: Likewise.
* hurd/fopenport.c: Likewise.
* hurd/get-host.c: Likewise.
* hurd/getdport.c: Likewise.
* hurd/getuids.c: Likewise.
* hurd/getumask.c: Likewise.
* hurd/hurd-raise.c: Likewise.
* hurd/hurd.h: Likewise.
* hurd/hurdauth.c: Likewise.
* hurd/hurdexec.c: Likewise.
* hurd/hurdhost.h: Likewise.
* hurd/hurdid.c: Likewise.
* hurd/hurdinit.c: Likewise.
* hurd/hurdioctl.c: Likewise.
* hurd/hurdkill.c: Likewise.
* hurd/hurdlookup.c: Likewise.
* hurd/hurdmsg.c: Likewise.
* hurd/hurdpid.c: Likewise.
* hurd/hurdports.c: Likewise.
* hurd/hurdprio.c: Likewise.
* hurd/hurdrlimit.c: Likewise.
* hurd/hurdsock.c: Likewise.
* hurd/hurdstartup.c: Likewise.
* hurd/hurdstartup.h: Likewise.
* hurd/intern-fd.c: Likewise.
* hurd/intr-msg.c: Likewise.
* hurd/intr-rpc.defs: Likewise.
* hurd/intr-rpc.h: Likewise.
* hurd/msgportdemux.c: Likewise.
* hurd/new-fd.c: Likewise.
* hurd/openport.c: Likewise.
* hurd/pid2task.c: Likewise.
* hurd/port-cleanup.c: Likewise.
* hurd/port2fd.c: Likewise.
* hurd/ports-get.c: Likewise.
* hurd/ports-set.c: Likewise.
* hurd/privports.c: Likewise.
* hurd/report-wait.c: Likewise.
* hurd/set-host.c: Likewise.
* hurd/setauth.c: Likewise.
* hurd/setuids.c: Likewise.
* hurd/siginfo.c: Likewise.
* hurd/sigunwind.c: Likewise.
* hurd/task2pid.c: Likewise.
* hurd/thread-cancel.c: Likewise.
* hurd/thread-self.c: Likewise.
* hurd/vpprintf.c: Likewise.
* hurd/hurd/fd.h: Likewise.
* hurd/hurd/id.h: Likewise.
* hurd/hurd/ioctl.h: Likewise.
* hurd/hurd/lookup.h: Likewise.
* hurd/hurd/port.h: Likewise.
* hurd/hurd/resource.h: Likewise.
* hurd/hurd/threadvar.h: Likewise.
* hurd/hurd/userlink.h: Likewise.
* inet/ether_aton.c: Likewise.
* inet/ether_aton_r.c: Likewise.
* inet/ether_ntoa.c: Likewise.
* inet/ether_ntoa_r.c: Likewise.
* inet/gethstbyad.c: Likewise.
* inet/gethstbyad_r.c: Likewise.
* inet/gethstent.c: Likewise.
* inet/getnetbyad.c: Likewise.
* inet/getnetbyad_r.c: Likewise.
* inet/getnetbynm.c: Likewise.
* inet/getnetbynm_r.c: Likewise.
* inet/getnetent.c: Likewise.
* inet/getnetent_r.c: Likewise.
* inet/getproto.c: Likewise.
* inet/getproto_r.c: Likewise.
* inet/getprtent.c: Likewise.
* inet/getprtent_r.c: Likewise.
* inet/getprtname.c: Likewise.
* inet/getrpcbyname.c: Likewise.
* inet/getrpcbyname_r.c: Likewise.
* inet/getrpcbynumber.c: Likewise.
* inet/getrpcbynumber_r.c: Likewise.
* inet/getrpcent.c: Likewise.
* inet/getrpcent_r.c: Likewise.
* inet/getservent.c: Likewise.
* inet/getservent_r.c: Likewise.
* inet/getsrvbynm.c: Likewise.
* inet/getsrvbynm_r.c: Likewise.
* inet/getsrvbypt.c: Likewise.
* inet/getsrvbypt_r.c: Likewise.
* inet/herrno.c: Likewise.
* inet/netgroup.h: Likewise.
* ient/netinet/ether.h: Likewise.
* intl/bindtextdom.c: Likewise.
* intl/dcgettext.c: Likewise.
* intl/dgettext.c: Likewise.
* intl/gettext.c: Likewise.
* intl/gettext.h: Likewise.
* intl/gettextP.h: Likewise.
* intl/hash-string.h: Likewise.
* intl/loadmsgcat.c: Likewise.
* intl/localealias.c: Likewise.
* intl/textdomain.c: Likewise.
* io/creat.c: Likewise.
* io/getdirname.c: Likewise.
* io/lockf.c: Likewise.
* io/pwd.c: Likewise.
* io/test-utime.c: Likewise.
* locale/categories.def: Likewise.
* locale/codeset_name.c: Likewise.
* locale/lc-collate.c: Likewise.
* locale/lc-ctype.c: Likewise.
* locale/lc-messages.c: Likewise.
* locale/lc-monetary.c: Likewise.
* locale/lc-numeric.c: Likewise.
* locale/lc-time.c: Likewise.
* locale/loadlocale.c: Likewise.
* locale/localeconv.c: Likewise.
* locale/nl_langinfo.c: Likewise.
* locale/setlocale.c: Likewise.
* locale/strlen-hash.h: Likewise.
* locale/programs/charmap-kw.gperf: Likewise.
* locale/programs/charmap-kw.h: Likewise.
* locale/programs/charset.c: Likewise.
* locale/programs/ld-ctype.c: Likewise.
* locale/programs/ld-messages.c: Likewise.
* locale/programs/ld-monetary.c: Likewise.
* locale/programs/linereader.h: Likewise.
* locale/programs/locale-spec.c: Likewise.
* locale/programs/locales.h: Likewise.
* locale/programs/locfile-kw.gperf: Likewise.
* locale/programs/locfile-kw.h: Likewise.
* locale/programs/locfile-token.h: Likewise.
* locale/programs/simple-hash.h: Likewise.
* locale/programs/stringtrans.c: Likewise.
* locale/programs/stringtrans.h: Likewise.
* login/logout.c: Likewise.
* mach/bootprivport.c: Likewise.
* mach/devstream.c: Likewise.
* mach/hello.c: Likewise.
* mach/mach.h: Likewise.
* mach/mach_init.c: Likewise.
* mach/mach_init.h: Likewise.
* mach/mig-alloc.c: Likewise.
* mach/mig-dealloc.c: Likewise.
* mach/mutex-init.c: Likewise.
* mach/mutex-solid.c: Likewise.
* mach/setup-thread.c: Likewise.
* mach/spin-lock.h: Likewise.
* mach/spin-solid.c: Likewise.
* mach/mach/mig_support.h: Likewise.
* md5-crypt/md5-crypt.c: Likewise.
* misc/nlist.h: Likewise.
* nss/nss_files/files-ether.c: Likewise.
* posix/confstr.c: Likewise.
* posix/execl.c: Likewise.
* posix/execle.c: Likewise.
* posix/execlp.c: Likewise.
* posix/execv.c: Likewise.
* posix/execvp.c: Likewise.
* posix/fnmatch.c: Likewise.
* posix/getopt.c: Likewise.
* posix/getopt.h: Likewise.
* posix/getopt1.c: Likewise.
* posix/id.c: Likewise.
* posix/regex.c: Likewise.
* posix/setpgrp.c: Likewise.
* posix/unistd.h: Likewise.
* posix/wordexp.c: Likewise.
* pwd/fgetpwent.c: Likewise.
* pwd/getpwent.c: Likewise.
* pwd/getpwent_r.c: Likewise.
* pwd/getpwnam.c: Likewise.
* pwd/getpwnam_r.c: Likewise.
* pwd/getpwuid.c: Likewise.
* pwd/getpwuid_r.c: Likewise.
* pwd/putpwent.c: Likewise.
* resolv/gethnamaddr.c: Likewise.
* resolv/res_hconf.c: Likewise.
* resolv/res_hconf.h: Likewise.
* setjmp/longjmp.c: Likewise.
* setjmp/sigjmp.c: Likewise.
* setjmp/tst-setjmp.c: Likewise.
* stdio/clearerr.c: Likewise.
* stdio/ferror.c: Likewise.
* stdio/fgetc.c: Likewise.
* stdio/fgetpos.c: Likewise.
* stdio/fgets.c: Likewise.
* stdio/fileno.c: Likewise.
* stdio/fmemopen.c: Likewise.
* stdio/fopen.c: Likewise.
* stdio/fopncook.c: Likewise.
* stdio/fputc.c: Likewise.
* stdio/fputs.c: Likewise.
* stdio/fread.c: Likewise.
* stdio/freopen.c: Likewise.
* stdio/fseek.c: Likewise.
* stdio/fsetpos.c: Likewise.
* stdio/ftell.c: Likewise.
* stdio/fwrite.c: Likewise.
* stdio/getchar.c: Likewise.
* stdio/getdelim.c: Likewise.
* stdio/gets.c: Likewise.
* stdio/glue.c: Likewise.
* stdio/internals.c: Likewise.
* stdio/linewrap.c: Likewise.
* stdio/linewrap.h: Likewise.
* stdio/memstream.c: Likewise.
* stdio/newstream.c: Likewise.
* stdio/putchar.c: Likewise.
* stdio/puts.c: Likewise.
* stdio/rewind.c: Likewise.
* stdio/setbuf.c: Likewise.
* stdio/setbuffer.c: Likewise.
* stdio/setlinebuf.c: Likewise.
* stdio/setvbuf.c: Likewise.
* stdio/ungetc.c: Likewise.
* stdio/vasprintf.c: Likewise.
* stdio/vscanf.c: Likewise.
* stdio/vsnprintf.c: Likewise.
* stdio/vsprintf.c: Likewise.
* stdio/vsscanf.c: Likewise.
* stdio-common/asprintf.c: Likewise.
* stdio-common/dprintf.c: Likewise.
* stdio-common/errnobug.c: Likewise.
* stdio-common/fprintf.c: Likewise.
* stdio-common/getline.c: Likewise.
* stdio-common/getw.c: Likewise.
* stdio-common/perror.c: Likewise.
* stdio-common/psignal.c: Likewise.
* stdio-common/putw.c: Likewise.
* stdio-common/reg-printf.c: Likewise.
* stdio-common/scanf.c: Likewise.
* stdio-common/snprintf.c: Likewise.
* stdio-common/sprintf.c: Likewise.
* stdio-common/tempnam.c: Likewise.
* stdio-common/test_rdwr.c: Likewise.
* stdio-common/tst-fileno.c: Likewise.
* stdio-common/tst-printf.c: Likewise.
* stdio-common/tstgetln.c: Likewise.
* stdio-common/vprintf.c: Likewise.
* stdlib/drand48.c: Likewise.
* stdlib/drand48_r.c: Likewise.
* stdlib/erand48.c: Likewise.
* stdlib/erand48_r.c: Likewise.
* stdlib/exit.h: Likewise.
* stdlib/strtoq.c: Likewise.
* stdlib/strtoul.c: Likewise.
* stdlib/strtouq.c: Likewise.
* stdlib/test-canon.c: Likewise.
* stdlib/testdiv.c: Likewise.
* stdlib/testrand.c: Likewise.
* string/argz-append.c: Likewise.
* string/argz-count.c: Likewise.
* string/argz-create.c: Likewise.
* string/argz-ctsep.c: Likewise.
* string/argz-delete.c: Likewise.
* string/argz-extract.c: Likewise.
* string/argz-insert.c: Likewise.
* string/argz-next.c: Likewise.
* string/argz-stringify.c: Likewise.
* string/basename.c: Likewise.
* string/envz.c: Likewise.
* string/memfrob.c: Likewise.
* string/strcoll.c: Likewise.
* string/strdup.c: Likewise.
* string/string.h: Likewise.
* string/strndup.c: Likewise.
* string/strnlen.c: Likewise.
* string/strsignal.c: Likewise.
* string/strxfrm.c: Likewise.
* string/test-ffs.c: Likewise.
* string/testcopy.c: Likewise.
* sysdeps/generic/enbl-secure.c: Likewise.
* sysdeps/generic/memcopy.h: Likewise.
* sysdeps/generic/stpncpy.c: Likewise.
* sysdeps/generic/strcasecmp.c: Likewise.
* sysdeps/generic/strcat.c: Likewise.
* sysdeps/generic/strchr.c: Likewise.
* sysdeps/generic/strcpy.c: Likewise.
* sysdeps/generic/strcspn.c: Likewise.
* sysdeps/generic/strlen.c: Likewise.
* sysdeps/generic/strncase.c: Likewise.
* sysdeps/generic/strncat.c: Likewise.
* sysdeps/generic/strncpy.c: Likewise.
* sysdeps/generic/strpbrk.c: Likewise.
* sysdeps/generic/strsep.c: Likewise.
* sysdeps/generic/strspn.c: Likewise.
* sysdeps/generic/strstr.c: Likewise.
* sysdeps/generic/strtok.c: Likewise.
* sysdeps/generic/strtok_r.c: Likewise.
* sysdeps/mach/sleep.c: Likewise.
* sysdeps/posix/sleep.c: Likewise.
* sysdeps/stub/sleep.c: Likewise.
* time/date.c: Likewise.
* time/test_time.c: Likewise.
* wcsmbs/wmemcpy.c: Likewise.
* wctye/test_wctype.c: Likewise.
* wctye/towctrans.c: Likewise.
* wctye/wcfuncs.c: Likewise.
* wctye/wctrans.c: Likewise.
1997-02-13 22:15 Miles Bader <miles@gnu.ai.mit.edu>
* argp/Makefile: New file.
* argp/argp.h: Likewise.
* argp/argp-ba.c: Likewise.
* argp/argp-fmtstream.c: Likewise.
* argp/argp-fmtstream.h: Likewise.
* argp/argp-fs-xinl.c: Likewise.
* argp/argp-help.c: Likewise.
* argp/argp-namefrob.h: Likewise.
* argp/argp-parse.c: Likewise.
* argp/argp-pv.c: Likewise.
* argp/argp-pvh.c: Likewise.
* argp/argp-test.c: Likewise.
* argp/argp-xinl.c: Likewise.
* libio/_G_config.h: Make sure wint_t is also defined for old gcc
1997-02-09 04:35 Ulrich Drepper <drepper@cygnus.com>
* stdio-common/_itoa.h: Update copyright.
Diffstat (limited to 'elf/rtld.c')
-rw-r--r-- | elf/rtld.c | 77 |
1 files changed, 49 insertions, 28 deletions
diff --git a/elf/rtld.c b/elf/rtld.c index f9a2cd3d03..26cacef894 100644 --- a/elf/rtld.c +++ b/elf/rtld.c @@ -45,7 +45,12 @@ extern void *_dl_sysdep_read_whole_file (const char *filename, int mmap_prot); /* Helper function to handle errors while resolving symbols. */ -static void print_unresolved (const char *errstring, const char *objname); +static void print_unresolved (int errcode, const char *objname, + const char *errsting); + +/* Helper function to handle errors when a version is missing. */ +static void print_missing_version (int errcode, const char *objname, + const char *errsting); int _dl_argc; @@ -66,6 +71,7 @@ static void dl_main (const ElfW(Phdr) *phdr, ElfW(Addr) *user_entry); struct link_map _dl_rtld_map; +struct libname_list _dl_rtld_libname; #ifdef RTLD_START RTLD_START @@ -81,7 +87,7 @@ _dl_start (void *arg) /* This #define produces dynamic linking inline functions for bootstrap relocation instead of general-purpose relocation. */ #define RTLD_BOOTSTRAP -#define RESOLVE(sym, flags) bootstrap_map.l_addr +#define RESOLVE(sym, version, flags) bootstrap_map.l_addr #include "dynamic-link.h" /* Figure out the run-time load address of the dynamic linker itself. */ @@ -155,7 +161,8 @@ dl_main (const ElfW(Phdr) *phdr, /* LAZY is determined by the parameters --datadeps and --function-deps if we trace the binary. */ if (mode == trace) - lazy = -1; + lazy = (*(getenv ("LD_WARN") ?: "") == '\0' ? -1 + : (*(getenv ("LD_BIND_NOW") ?: "") == '\0' ? 1 : 0)); else lazy = !__libc_enable_secure && *(getenv ("LD_BIND_NOW") ?: "") == '\0'; @@ -216,24 +223,6 @@ of this helper program; chances are you did not intend to run this program.\n", --_dl_argc; ++_dl_argv; } - else if (! strcmp (_dl_argv[1], "--data-relocs")) - { - mode = trace; - lazy = 1; /* This means do only data relocation analysis. */ - - ++_dl_skip_args; - --_dl_argc; - ++_dl_argv; - } - else if (! strcmp (_dl_argv[1], "--function-relocs")) - { - mode = trace; - lazy = 0; /* This means do also function relocation analysis. */ - - ++_dl_skip_args; - --_dl_argc; - ++_dl_argv; - } else break; @@ -307,12 +296,19 @@ of this helper program; chances are you did not intend to run this program.\n", dlopen call or DT_NEEDED entry, for something that wants to link against the dynamic linker as a shared library, will know that the shared object is already loaded. */ - _dl_rtld_map.l_libname = (const char *) l->l_addr + ph->p_vaddr; + _dl_rtld_libname.name = (const char *) l->l_addr + ph->p_vaddr; + _dl_rtld_libname.next = NULL; + _dl_rtld_map.l_libname = &_dl_rtld_libname; break; } if (! _dl_rtld_map.l_libname && _dl_rtld_map.l_name) - /* We were invoked directly, so the program might not have a PT_INTERP. */ - _dl_rtld_map.l_libname = _dl_rtld_map.l_name; + { + /* We were invoked directly, so the program might not have a + PT_INTERP. */ + _dl_rtld_libname.name = _dl_rtld_map.l_name; + _dl_rtld_libname.next = NULL; + _dl_rtld_map.l_libname = &_dl_rtld_libname; + } else assert (_dl_rtld_map.l_libname); /* How else did we get here? */ @@ -332,7 +328,7 @@ of this helper program; chances are you did not intend to run this program.\n", if (! _dl_rtld_map.l_name) /* If not invoked directly, the dynamic linker shared object file was found by the PT_INTERP name. */ - _dl_rtld_map.l_name = (char *) _dl_rtld_map.l_libname; + _dl_rtld_map.l_name = (char *) _dl_rtld_map.l_libname->name; _dl_rtld_map.l_type = lt_library; while (l->l_next) l = l->l_next; @@ -481,6 +477,19 @@ of this helper program; chances are you did not intend to run this program.\n", } } + /* Now let us see whether all libraries are available in the + versions we need. */ + { + void doit (void) + { + if (_dl_check_all_versions (l, 1) && mode == normal) + /* We cannot start the application. Abort now. */ + _exit (1); + } + + _dl_receive_error (print_missing_version, doit); + } + if (mode != normal) { /* We were run just to list the shared libraries. It is @@ -496,7 +505,8 @@ of this helper program; chances are you did not intend to run this program.\n", for (l = _dl_loaded->l_next; l; l = l->l_next) if (l->l_opencount == 0) /* The library was not found. */ - _dl_sysdep_message ("\t", l->l_libname, " => not found\n", NULL); + _dl_sysdep_message ("\t", l->l_libname->name, " => not found\n", + NULL); else { char buf[20], *bp; @@ -505,7 +515,7 @@ of this helper program; chances are you did not intend to run this program.\n", while ((size_t) (&buf[sizeof buf - 1] - bp) < sizeof l->l_addr * 2) *--bp = '0'; - _dl_sysdep_message ("\t", l->l_libname, " => ", l->l_name, + _dl_sysdep_message ("\t", l->l_libname->name, " => ", l->l_name, " (0x", bp, ")\n", NULL); } @@ -629,7 +639,18 @@ of this helper program; chances are you did not intend to run this program.\n", /* This is a little helper function for resolving symbols while tracing the binary. */ static void -print_unresolved (const char *errstring, const char *objname) +print_unresolved (int errcode __attribute__ ((unused)), const char *objname, + const char *errstring) { _dl_sysdep_error (errstring, " (", objname, ")\n", NULL); } + +/* This is a little helper function for resolving symbols while + tracing the binary. */ +static void +print_missing_version (int errcode __attribute__ ((unused)), + const char *objname, const char *errstring) +{ + _dl_sysdep_error (_dl_argv[0] ?: "<program name unknown>", ": ", + objname, ": ", errstring, "\n", NULL); +} |