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* Fix attributes for fortify functions.Marek Polacek2012-04-291-12/+12
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* Replace FSF snail mail address with URLs.Paul Eggert2012-02-091-3/+2
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* Remove pre-ISO C supportUlrich Drepper2012-01-071-14/+13
| | | | No more __const.
* Fix -D_FORTIFY_SOURCE memmove and bcopJakub Jelinek2010-12-091-5/+3
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* Avoid memset warning in one case.Caolan McNamara2009-11-101-2/+3
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* * string/bits/string3.h (memcpy, memmove, mempcpy, memset, bcopy, cvs/fedora-glibc-20071003T1908Ulrich Drepper2007-10-031-127/+3
| | | | | bzero, strcpy, stpcpy, strncpy, strcat, strncat): Use __extern_always_inline functions unconditionally, drop macros.
* * misc/sys/cdefs.h (__va_arg_pack): Define for GCC 4.3+.Ulrich Drepper2007-09-151-32/+126
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * misc/bits/syslog.h (syslog): When __va_arg_pack is defined, implement as __extern_always_inline function. (vsyslog): Define as __extern_always_inline function unconditionally. * libio/bits/stdio2.h (sprintf, snprintf, printf, fprintf): When __va_arg_pack is defined, implement as __extern_always_inline functions. (vsprintf, vsnprintf, vprintf, vfprintf): Define as __extern_always_inline functions unconditionally. * libio/bits/stdio.h (vprintf): Ifdef out the inline when bits/stdio2.h will be included. * wcsmbs/bits/wchar2.h (__swprintf_alias): New redirect. (swprintf, wprintf, fwprintf): When __va_arg_pack is defined, implement as __extern_always_inline functions. (vswprintf, vwprintf, vfwprintf): Define as __extern_always_inline functions unconditionally. * debug/tst-chk1.c (do_test): Enable remaining tests for C++. 2007-09-03 Jakub Jelinek <jakub@redhat.com> * misc/sys/cdefs.h (__extern_inline, __extern_always_inline): Only define in C++ for GCC 4.3+, in C++ always use __gnu_inline__ attribute. * include/features.h (__USE_EXTERN_INLINES): Define only when __extern_inline is defined. * stdlib/stdlib.h: Include bits/stdlib.h when __extern_always_inline is defined instead of when not __cplusplus. * misc/sys/syslog.h: Include bits/syslog.h when __extern_always_inline is defined instead of when not __cplusplus. * socket/sys/socket.h: Include bits/socket2.h when __extern_always_inline is defined instead of when not __cplusplus. * libio/stdio.h: Include bits/stdio2.h when __extern_always_inline is defined instead of when not __cplusplus. * posix/unistd.h: Include bits/unistd.h when __extern_always_inline is defined instead of when not __cplusplus. * string/string.h: Include bits/string3.h when __extern_always_inline is defined instead of when not __cplusplus. * wcsmbs/wchar.h: Include bits/wchar2.h when __extern_always_inline is defined instead of when not __cplusplus. (btowc, wctob): Don't guard the inlines with ifndef __cplusplus. * io/fcntl.h: Don't include bits/fcntl2.h if __extern_always_inline is not defined. * misc/bits/syslog-ldbl.h: Guard *_chk stuff with defined __extern_always_inline instead of !defined __cplusplus. * libio/bits/stdio-ldbl.h: Likewise. * wcsmbs/bits/wchar-ldbl.h: Likewise. * misc/bits/syslog.h (syslog): Don't define for C++. (vsyslog): Use __extern_always_inline function for C++ instead of a macro. * libio/bits/stdio.h (__STDIO_INLINE): Define to __extern_inline whenever that macro is defined. (vprintf): Don't provide the inline for C++. (fread_unlocked, fwrite_unlocked): Don't define the macros for C++. * libio/bits/stdio2.h (sprintf, snprintf, printf, fprintf): Don't define the macros for C++. (vsprintf, vsnprintf, vprintf, vfprintf): Define as __extern_always_inline functions for C++. * io/sys/stat.h (stat, lstat, fstat, fstatat, mknod, mknodat, stat64, lstat64, fstat64, fstatat64): Don't define if not __USE_EXTERN_INLINES. * wcsmbs/bits/wchar2.h: Fix #error message. (swprintf, wprintf, fwprintf): Don't define the macros for C++. (vswprintf, vwprintf, vfwprintf): Define using __extern_always_inline functions for C++. * string/bits/string3.h: Don't #undef macros if __cplusplus. (memcpy, memmove, mempcpy, memset, bcopy, bzero, strcpy, stpcpy, strncpy, strcat, strncat): Define as __extern_always_inline functions instead of macros for C++. * math/bits/cmathcalls.h: Guard __extern_inline routines with defined __extern_inline. * sysdeps/alpha/fpu/bits/mathinline.h (__MATH_INLINE): Define to __extern_inline whenever that macro is defined. * sysdeps/ia64/fpu/bits/mathinline.h (__MATH_INLINE): Likewise. * sysdeps/i386/fpu/bits/mathinline.h (__MATH_INLINE): Likewise. * sysdeps/i386/i486/bits/string.h (__STRING_INLINE): Likewise. * sysdeps/s390/bits/string.h (__STRING_INLINE): Likewise. * sysdeps/s390/fpu/bits/mathinline.h (__MATH_INLINE): Likewise. * sysdeps/powerpc/fpu/bits/mathinline.h (__MATH_INLINE): Likewise. * sysdeps/x86_64/fpu/bits/mathinline.h (__MATH_INLINE): Likewise. * sysdeps/sparc/fpu/bits/mathinline.h (__MATH_INLINE): Likewise. * sysdeps/unix/sysv/linux/sys/sysmacros.h (gnu_dev_major, gnu_dev_minor, gnu_dev_makedev): Remove __extern_inline from prototypes. Only provide __extern_inline routines if __USE_EXTERN_INLINES. * debug/Makefile: Add rules to build and run tst-{,lfs}chk{4,5,6} tests. * debug/tst-chk1.c (do_prepare, do_test): Allow compilation as C++. For now avoid some *printf tests in C++. Skip all testing if __USE_FORTIFY_LEVEL is defined, but __extern_always_inline macro is not. * debug/tst-chk4.cc: New file. * debug/tst-chk5.cc: New file. * debug/tst-chk6.cc: New file. * debug/tst-lfschk4.cc: New file. * debug/tst-lfschk5.cc: New file. * debug/tst-lfschk6.cc: New file. * include/wchar.h (__vfwprintf_chk, __vswprintf_chk): Avoid prototypes in C++. * include/stdio.h (__sprintf_chk, __snprintf_chk, __vsprintf_chk, __vsnprintf_chk, __printf_chk, __fprintf_chk, __vprintf_chk, __vfprintf_chk, __fgets_unlocked_chk, __fgets_chk): Likewise.
* * configure.in (libc_cv_gnu89_inline): Test for -fgnu89-inline.Ulrich Drepper2007-03-171-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * config.make.in (gnu89-inline-CFLAGS): New variable. * Makeconfig (CFLAGS): Use $(gnu89-inline-CFLAGS) together with -std=gnu99. * misc/sys/cdefs.h (__extern_inline, __extern_always_inline): Define. * argp/argp.h: Use it. * bits/mathinline.h: Likewise. * bits/sigset.h: Likewise. * bits/string.h: Likewise. * ctype/ctype.h: Likewise. * hurd/hurd.h: Likewise. * hurd/hurd/fd.h: Likewise. * hurd/hurd/port.h: Likewise. * hurd/hurd/signal.h: Likewise. * hurd/hurd/threadvar.h: Likewise. * hurd/hurd/userlink.h: Likewise. * io/sys/stat.h: Likewise. * libio/bits/stdio.h: Likewise. * libio/bits/stdio2.h: Likewise. * mach/lock-intern.h: Likewise. * mach/mach/mig_support.h: Likewise. * math/bits/cmathcalls.h: Likewise. * posix/bits/unistd.h: Likewise. * socket/bits/socket2.h: Likewise. * stdlib/bits/stdlib.h: Likewise. * stdlib/stdlib.h: Likewise. * string/argz.h: Likewise. * string/bits/string2.h: Likewise. * string/bits/string3.h: Likewise. * sysdeps/alpha/fpu/bits/mathinline.h: Likewise. * sysdeps/generic/inttypes.h: Likewise. * sysdeps/generic/machine-lock.h: Likewise. * sysdeps/generic/machine-sp.h: Likewise. * sysdeps/i386/fpu/bits/mathinline.h: Likewise. * sysdeps/i386/i486/bits/string.h: Likewise. * sysdeps/ia64/fpu/bits/mathinline.h: Likewise. * sysdeps/mach/alpha/machine-lock.h: Likewise. * sysdeps/mach/alpha/machine-sp.h: Likewise. * sysdeps/mach/i386/machine-lock.h: Likewise. * sysdeps/mach/powerpc/machine-lock.h: Likewise. * sysdeps/mach/powerpc/machine-sp.h: Likewise. * sysdeps/powerpc/fpu/bits/mathinline.h: Likewise. * sysdeps/s390/bits/string.h: Likewise. * sysdeps/s390/fpu/bits/mathinline.h: Likewise. * sysdeps/sparc/fpu/bits/mathinline.h: Likewise. * sysdeps/unix/bsd/bsd4.4/bits/socket.h: Likewise. * sysdeps/unix/sysv/linux/bits/sigset.h: Likewise. * sysdeps/unix/sysv/linux/bits/socket.h: Likewise. * sysdeps/unix/sysv/linux/sys/sysmacros.h: Likewise. * sysdeps/x86_64/fpu/bits/mathinline.h: Likewise. * wcsmbs/bits/wchar2.h: Likewise. * wcsmbs/wchar.h: Likewise. * stdlib/gmp.h: Likewise. Include <features.h> to get __extern_inline definition. * locale/programs/ld-ctype.c (find_translit): Return NULL if ctype is NULL.
* * posix/bits/unistd.h (confstr, getgroups, ttyname_r, gethostname,Ulrich Drepper2005-08-081-17/+18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | getdomainname): Add __NTH. * stdlib/bits/stdlib.h (ptsname_r, wctomb, mbstowcs, wcstombs): Likewise. (realpath): Likewise. Use __const instead of const. Add __restrict keywords. * socket/bits/socket2.h (recvfrom): Add __restrict keyword to __buf. * wcsmbs/bits/wchar2.h (wmemcpy, wmemmove, wmempcpy, wmemset, wcscpy, wcpcpy, wcsncpy, wcpncpy, wcscat, wcsncat, vswprintf, wcrtomb, mbsrtowcs, wcsrtombs, mbsnrtowcs, wcsnrtombs): Add __NTH. * string/bits/string3.h (__memset_ichk): Likewise. (__memcpy_ichk, __memmove_ichk, __mempcpy_ichk, __strcpy_ichk, __stpcpy_ichk, __strncpy_ichk, stpncpy, __strcat_ichk, __strncat_ichk): Likewise. Use __const instead of const. (__stpncpy_chk): Use __const instead of const. (__stpncpy_alias): Use __REDIRECT_NTH instead of __REDIRECT. 2005-08-08 Ulrich Drepper <drepper@redhat.com> Jakub Jelinek <jakub@redhat.com> * nscd/mem.c (BLOCK_ALIGN_LOG, BLOCK_ALIGN, BLOCK_ALIGN_M1): Move definitions to... * nscd/nscd.h (BLOCK_ALIGN_LOG, BLOCK_ALIGN, BLOCK_ALIGN_M1): ...here. * nscd/connections.c (usekey): New enum. (check_use, verify_persistent_db): New functions. (nscd_init): If persistent database is corrupted, unlink it and recreate rather than falling back to non-persistent database. Call verify_persistent_db. Avoid overflows in total computation. 2005-08-08 Ulrich Drepper <drepper@redhat.com> * iconvdata/utf-16.c (PREPARE_LOOP): Minor cleanups to make code better readable. Avoid passing var to loop function, it's not necessary at all.
* Pretty printing.Ulrich Drepper2005-07-151-1/+1
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* * wcsmbs/bits/wchar2.h: New file.Ulrich Drepper2005-07-151-0/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * include/bits/wchar2.h: New file. * wcsmbs/wchar.h: Include <bits/wchar2.h> if fortification is requested. * wcsmbs/wcsncpy.c: Add __wcsncpy alias. * string/bits/string3.h: Add fortified stpncpy definitions. * sysdeps/generic/stpncpy_chk.c: New file. * libio/vswprintf.c: Move _IO_wstrnfile definition to strfile.h. Export _IO_wstrn_jumps. * libio/strfile.h: Define _IO_wstrnfile and declare _IO_wstrn_jumps. * include/wchar.h: Declare __wcsncpy and __vswprintf_chk. * debug/fgetws_chk.c: New file. * debug/fgetws_u_chk.c: New file. * debug/fwprintf_chk.c: New file. * debug/swprintf_chk.c: New file. * debug/vfwprintf_chk.c: New file. * debug/vswprintf_chk.c: New file. * debug/vwprintf_chk.c: New file. * debug/wcpcpy_chk.c: New file. * debug/wcpncpy_chk.c: New file. * debug/wcscat_chk.c: New file. * debug/wcscpy_chk.c: New file. * debug/wcsncat_chk.c: New file. * debug/wcsncpy_chk.c: New file. * debug/wmemcpy_chk.c: New file. * debug/wmemmove_chk.c: New file. * debug/wmempcpy_chk.c: New file. * debug/wmemset_chk.c: New file. * debug/wprintf_chk.c: New file. * debug/tst-chk1.c: Add tests for new functions. * debug/Versions: Export new functions. * debug/Makefile (routines): Add new functions.
* [BZ #779]Ulrich Drepper2005-03-191-18/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2005-03-10 Jakub Jelinek <jakub@redhat.com> * math/test-misc.c (main): Add some more tests. 2005-03-17 Jakub Jelinek <jakub@redhat.com> * posix/regcomp.c (re_compile_fastmap_iter): Fix check for failed __wcrtomb. Check return values of other __wcrtomb calls. * posix/regex_internal.c (build_wcs_buffer, re_string_skip_chars): Change mbclen type to size_t. (build_wcs_upper_buffer): Change mbclen and mbcdlen type to size_t. Handle mb chars whose upper case doesn't have multibyte representation in locale's charset. 2005-03-15 Jakub Jelinek <jakub@redhat.com> * malloc/malloc.c (_int_icalloc, _int_icomalloc, iALLOc, public_iCALLOc, public_iCALLOc, public_iCOMALLOc): Protect with #ifndef _LIBC. [BZ #779] * malloc/malloc.c (public_mTRIm): Initialize malloc if not yet initialized. 2005-03-10 Jakub Jelinek <jakub@redhat.com> * misc/sys/cdefs.h (__always_inline): Define. * posix/bits/unistd.h (read, pread, pread64, readlink, getcwd, getwd): Use __always_inline instead of __inline. * socket/bits/socket2.h (recv, recvfrom): Likewise. * libio/bits/stdio2.h (gets, fgets, fgets_unlocked): Likewise. * string/bits/string3.h (__memcpy_ichk, __memmove_ichk, __mempcpy_ichk, __memset_ichk, __strcpy_ichk, __stpcpy_ichk, __strncpy_ichk, __strcat_ichk, __strncat_ichk): Use __always_inline instead of __inline__ __attribute__ ((__always_inline__)). 2005-03-09 Jakub Jelinek <jakub@redhat.com> * debug/tst-chk1.c: Include sys/socket.h and sys/un.h. (do_test): Add new tests for recv, recvfrom, getcwd, getwd and readlink. Add some more tests for read, pread, pread64, fgets and fgets_unlocked. * posix/bits/unistd.h (read, pread, pread64, readlink, getcwd, getwd): Change macros into extern inline functions. (__read_alias, __pread_alias, __pread64_alias, __readlink_alias, __getcwd_alias, __getwd_alias): New prototypes. * socket/bits/socket2.h (recv, recvfrom): Change macros into extern inline functions. (__recv_alias, __recvfrom_alias): New prototypes. * libio/bits/stdio2.h (gets, fgets, fgets_unlocked): Change macros into extern inline functions. (__gets_alias, __fgets_alias, __fgets_unlocked_alias): New prototypes. * debug/pread_chk.c (__pread_chk): Fix order of arguments passed to __pread. * debug/pread64_chk.c (__pread64_chk): Fix order of arguments passed to __pread64.
* * posix/bits/unistd.h: Avoid calling __*_chk variants if we canUlrich Drepper2005-03-011-3/+3
| | | | | | | | | | | | | | | | | | | | determine the call will never trigger a failure. * sysdeps/i386/i686/memset_chk.S: Remove alias and warning. * sysdeps/x86_64/memset_chk.S: Likewise. 2005-02-24 Roland McGrath <roland@redhat.com> * debug/Versions (libc: GLIBC_2.4): Remove __memset_zero_constant_len_parameter. * sysdeps/generic/memset_chk.c: Remove alias and warning. * misc/sys/cdefs.h (__warndecl): New macro. * debug/warning-nop.c: New file. * string/bits/string3.h (memset): Call __warn_memset_zero_len with no arguments, instead of calling __memset_zero_constant_len_parameter. Use __warndecl for __warn_memset_zero_len. * debug/Makefile (routines): Add $(static-only-routines). (static-only-routines): New variable.
* * sysdeps/unix/sysv/linux/libc_fatal.c: Print backtrace and memoryUlrich Drepper2005-02-211-4/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | map if requested. * debug/chk_fail.c: Request backtrace and memory map dump. * Versions.def: Add GLIBC_2.4 for libc. * debug/fgets_chk.c: New file. * debug/fgets_u_chk.c: New file. * debug/getcwd_chk.c: New file. * debug/getwd_chk.c: New file. * debug/readlink_chk.c: New file. * debug/read_chk.c: New file. * debug/pread_chk.c: New file. * debug/pread64_chk.c: New file. * debug/recv_chk.c: New file. * debug/recvfrom_chk.c: New file. * debug/Versions: Add all new functions with version GLIBC_2.4. * debug/Makefile (routines): Add fgets_chk, fgets_u_chk, read_chk, pread_chk, pread64_chk, recv_chk, recvfrom_chk, readlink_chk, getwd_chk, and getcwd_chk. Plus appropriate CFLAGS definitions. * debug/tst-chk1.c: Add more tests. * libio/bits/stdio2.h: Add macros for fgets and fgets_unlocked. * include/stdio.h: Declare __fgets_chk and __fgets_unlocked_chk. * posix/unistd.h: Include <bits/unistd.h> for fortification. * posix/bits/unistd.h: New file. * posix/Makefile (headers): Add bits/unistd.h. * socket/sys/socket.h: Include <bits/socket2.h> for fortification. * socket/bits/socket2.h: New file. * socket/Makefile (headers): Add bits/socket2.h. * string/bits/string3.h: Extend memset macro to check for zero 3rd parameter and use __memset_zero_constant_len_parameter in that case. * sysdeps/generic/memset_chk.c: Add __memset_zero_constant_len_parameter alias and linker warning. * debug/Versions: Add __memset_zero_constant_len_parameter to libc with version GLIBC_2.4. * sysdeps/generic/bits/types.h: Don't unnecessarily use __extension__ in __STD_TYPE definition. 2005-02-21 Jakub Jelinek <jakub@redhat.com> * malloc/malloc.c (malloc_printerr): If MALLOC_CHECK_={5,7}, print the error message rather than program name. 2005-02-21 Ulrich Drepper <drepper@redhat.com>
* (CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.Ulrich Drepper2004-12-221-52/+35
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* 2.5-18.1Jakub Jelinek2007-07-121-35/+52
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* 2004-10-15 Jakub Jelinek <jakub@redhat.com>Ulrich Drepper2004-10-181-0/+167
* elf/dl-minimal.c (__chk_fail): New. Add rtld_hidden_def. * sysdeps/unix/sysv/linux/readonly-area.c: New file. * sysdeps/i386/i686/memmove.S (__memmove_chk): Add checking routine. * sysdeps/i386/i686/memcpy.S (__memcpy_chk): Likewise. * sysdeps/i386/i686/mempcpy.S (__mempcpy_chk): Likewise. * sysdeps/i386/i686/memset.S (__memset_chk): Likewise. * sysdeps/i386/i686/memmove-chk.S: New file. * sysdeps/i386/i686/memcpy-chk.S: Likewise. * sysdeps/i386/i686/mempcpy-chk.S: Likewise. * sysdeps/i386/i686/memset-chk.S: Likewise. * sysdeps/generic/strcat-chk.c (__strcat_chk): Don't __chk_fail if exactly fitting into buffer. * sysdeps/generic/strncat-chk.c (__strncat_chk): Likewise. * sysdeps/generic/readonly-area.c: New file. * sysdeps/generic/strncpy-chk.c (__strncpy_chk): Only test destlen once. * sysdeps/x86_64/memset.S (__memset_chk): Add checking routine. * sysdeps/x86_64/memcpy.S (__memcpy_chk): Likewise. * sysdeps/x86_64/mempcpy.S (__memcpy_chk): Define to __mempcpy_chk. * sysdeps/x86_64/memcpy-chk.S: New file. * sysdeps/x86_64/mempcpy-chk.S: Likewise. * sysdeps/x86_64/memset-chk.S: Likewise. * sysdeps/x86_64/strcpy-chk.S: Likewise. * sysdeps/x86_64/stpcpy-chk.S: Likewise. * argp/argp-xinl.c (__OPTIMIZE__): Define to 1 instead of nothing. * argp/argp-fs-xinl.c (__OPTIMIZE__): Likewise. * debug/tst-chk1.c: New test. * debug/tst-chk2.c: Likewise. * debug/tst-chk3.c: Likewise. * debug/test-strcpy_chk.c: Likewise. * debug/test-stpcpy_chk.c: Likewise. * debug/vsprintf_chk.c (__vsprintf_chk): If flags > 0, request _IO_FLAGS2_CHECK_PERCENT_N. Add libc_hidden_def. * debug/Makefile (routines): Add printf_chk, fprintf_chk, vprintf_chk, vfprintf_chk, gets_chk and readonly-area. (CFLAGS-*_chk.c): Set. (tests): Add tst-chk1, tst-chk2, tst-chk3, test-strcpy_chk and test-stpcpy_chk. * debug/vprintf_chk.c: New file. * debug/printf_chk.c: Likewise. * debug/vfprintf_chk.c: Likewise. * debug/fprintf_chk.c: Likewise. * debug/gets_chk.c: Likewise. * debug/chk_fail.c (__chk_fail): Add libc_hidden_def. * debug/snprintf_chk.c (__snprintf_chk): Fix order of arguments passed to __vsnprintf_chk. * debug/Versions (libc): Export __printf_chk, __fprintf_chk, __vprintf_chk, __vfprintf_chk and __gets_chk @GLIBC_2.3.4. * debug/vsnprintf_chk.c (__vsnprintf_chk): Don't call __vsnprintf, instead create a temporary file with _IO_strn_jumps jumptable. If flags > 0, request _IO_FLAGS2_CHECK_PERCENT_N. Add libc_hidden_def. * libio/Makefile (headers): Add bits/stdio2.h. * libio/stdio.h: Include <bits/stdio2.h> if __USE_FORTIFY_LEVEL. (sprintf, snprintf, vsprintf, vsnprintf): Remove defines. * libio/strfile.h (_IO_strnfile): New type. (_IO_strn_jumps): New extern. * libio/vsnprintf.c (_IO_strnfile): Remove. (_IO_strn_jumps): Remove static. * libio/bits/stdio2.h: New file. * libio/vswprintf.c (_IO_strnfile): Rename type to... (_IO_wstrnfile): ...this. Adjust all uses. * libio/libio.h (_IO_FLAGS2_CHECK_PERCENT_N): Define. * stdio-common/vfprintf.c (STR_LEN): Define. (vfprintf): Add readonly_format variable. Handle _IO_FLAGS2_CHECK_PERCENT_N. (buffered_vfprintf): Copy _flags2. * include/stdio.h (__sprintf_chk, __snprintf_chk, __vsprintf_chk, __vsnprintf_chk, __printf_chk, __fprintf_chk, __vprintf_chk, __vfprintf_chk): New prototypes. (__vsprintf_chk, __vsnprintf_chk): Add libc_hidden_proto. * include/string.h (__memcpy_chk, __memmove_chk, __mempcpy_chk, __memset_chk, __strcpy_chk, __stpcpy_chk, __strncpy_chk, __strcat_chk, __strncat_chk): New prototypes. * include/bits/string3.h: New file. * include/sys/cdefs.h (__chk_fail): Add libc_hidden_proto and rtld_hidden_proto. * string/Makefile (headers): Add bits/string3.h. * string/bits/string3.h (bcopy, bzero): New defines. (memset, memcpy, memmove, strcpy, strncpy, strcat, strncat): Change macros so that inlines are used only if unknown destination size or side-effects in destination argument. (mempcpy, stpcpy): Likewise. Protect with #ifdef __USE_GNU. 2004-09-16 Ulrich Drepper <drepper@redhat.com> * debug/Makefile (routines): Add *_chk. * debug/Versions (libc): Export __chk_fail, __memcpy_chk, __memmove_chk, __mempcpy_chk, __memset_chk, __stpcpy_chk, __strcat_chk, __strcpy_chk, __strncat_chk, __strncpy_chk, __sprintf_chk, __vsprintf_chk, __snprintf_chk, __vsnprintf_chk @GLIBC_2.3.4. * debug/chk_fail.c: New file. * debug/snprintf_chk.c: Likewise. * debug/sprintf_chk.c: Likewise. * debug/vsnprintf_chk.c: Likewise. * debug/vsprintf_chk.c: Likewise. * include/features.h (_FORTIFY_SOURCE): Document, handle. (__USE_FORTIFY_LEVEL): Define. (__GNUC_PREREQ): Move to earlier location. * include/sys/cdefs.h (__chk_fail): New prototype. * libio/bits/stdio.h (sprintf, vsprintf, snprintf, vsnprintf): Define if __USE_FORTIFY_LEVEL. * misc/sys/cdefs.h (__bos, __bos0): Define. * string/string.h: Include <bits/string3.h> if __USE_FORTIFY_LEVEL. * bits/string/string3.h: New header. * sysdeps/generic/memcpy_chk.c: New file. * sysdeps/generic/memmove_chk.c: Likewise. * sysdeps/generic/mempcpy_chk.c: Likewise. * sysdeps/generic/memset_chk.c: Likewise. * sysdeps/generic/stpcpy_chk.c: Likewise. * sysdeps/generic/strcat_chk.c: Likewise. * sysdeps/generic/strcpy_chk.c: Likewise. * sysdeps/generic/strncat_chk.c: Likewise. * sysdeps/generic/strncpy_chk.c: Likewise. 2004-10-15 Jakub Jelinek <jakub@redhat.com> * elf/dl-minimal.c (__chk_fail): New. Add rtld_hidden_def. * sysdeps/unix/sysv/linux/readonly-area.c: New file. * sysdeps/i386/i686/memmove.S (__memmove_chk): Add checking routine. * sysdeps/i386/i686/memcpy.S (__memcpy_chk): Likewise. * sysdeps/i386/i686/mempcpy.S (__mempcpy_chk): Likewise. * sysdeps/i386/i686/memset.S (__memset_chk): Likewise. * sysdeps/i386/i686/memmove-chk.S: New file. * sysdeps/i386/i686/memcpy-chk.S: Likewise. * sysdeps/i386/i686/mempcpy-chk.S: Likewise. * sysdeps/i386/i686/memset-chk.S: Likewise. * sysdeps/generic/strcat-chk.c (__strcat_chk): Don't __chk_fail if exactly fitting into buffer. * sysdeps/generic/strncat-chk.c (__strncat_chk): Likewise. * sysdeps/generic/readonly-area.c: New file. * sysdeps/generic/strncpy-chk.c (__strncpy_chk): Only test destlen once. * sysdeps/x86_64/memset.S (__memset_chk): Add checking routine. * sysdeps/x86_64/memcpy.S (__memcpy_chk): Likewise. * sysdeps/x86_64/mempcpy.S (__memcpy_chk): Define to __mempcpy_chk. * sysdeps/x86_64/memcpy-chk.S: New file. * sysdeps/x86_64/mempcpy-chk.S: Likewise. * sysdeps/x86_64/memset-chk.S: Likewise. * sysdeps/x86_64/strcpy-chk.S: Likewise. * sysdeps/x86_64/stpcpy-chk.S: Likewise. * argp/argp-xinl.c (__OPTIMIZE__): Define to 1 instead of nothing. * argp/argp-fs-xinl.c (__OPTIMIZE__): Likewise. * debug/tst-chk1.c: New test. * debug/tst-chk2.c: Likewise. * debug/tst-chk3.c: Likewise. * debug/test-strcpy_chk.c: Likewise. * debug/test-stpcpy_chk.c: Likewise. * debug/vsprintf_chk.c (__vsprintf_chk): If flags > 0, request _IO_FLAGS2_CHECK_PERCENT_N. Add libc_hidden_def. * debug/Makefile (routines): Add printf_chk, fprintf_chk, vprintf_chk, vfprintf_chk, gets_chk and readonly-area. (CFLAGS-*_chk.c): Set. (tests): Add tst-chk1, tst-chk2, tst-chk3, test-strcpy_chk and test-stpcpy_chk. * debug/vprintf_chk.c: New file. * debug/printf_chk.c: Likewise. * debug/vfprintf_chk.c: Likewise. * debug/fprintf_chk.c: Likewise. * debug/gets_chk.c: Likewise. * debug/chk_fail.c (__chk_fail): Add libc_hidden_def. * debug/snprintf_chk.c (__snprintf_chk): Fix order of arguments passed to __vsnprintf_chk. * debug/Versions (libc): Export __printf_chk, __fprintf_chk, __vprintf_chk, __vfprintf_chk and __gets_chk @GLIBC_2.3.4. * debug/vsnprintf_chk.c (__vsnprintf_chk): Don't call __vsnprintf, instead create a temporary file with _IO_strn_jumps jumptable. If flags > 0, request _IO_FLAGS2_CHECK_PERCENT_N. Add libc_hidden_def. * libio/Makefile (headers): Add bits/stdio2.h. * libio/stdio.h: Include <bits/stdio2.h> if __USE_FORTIFY_LEVEL. (sprintf, snprintf, vsprintf, vsnprintf): Remove defines. * libio/strfile.h (_IO_strnfile): New type. (_IO_strn_jumps): New extern. * libio/vsnprintf.c (_IO_strnfile): Remove. (_IO_strn_jumps): Remove static. * libio/bits/stdio2.h: New file. * libio/vswprintf.c (_IO_strnfile): Rename type to... (_IO_wstrnfile): ...this. Adjust all uses. * libio/libio.h (_IO_FLAGS2_CHECK_PERCENT_N): Define. * stdio-common/vfprintf.c (STR_LEN): Define. (vfprintf): Add readonly_format variable. Handle _IO_FLAGS2_CHECK_PERCENT_N. (buffered_vfprintf): Copy _flags2. * include/stdio.h (__sprintf_chk, __snprintf_chk, __vsprintf_chk, __vsnprintf_chk, __printf_chk, __fprintf_chk, __vprintf_chk, __vfprintf_chk): New prototypes. (__vsprintf_chk, __vsnprintf_chk): Add libc_hidden_proto. * include/string.h (__memcpy_chk, __memmove_chk, __mempcpy_chk, __memset_chk, __strcpy_chk, __stpcpy_chk, __strncpy_chk, __strcat_chk, __strncat_chk): New prototypes. * include/bits/string3.h: New file. * include/sys/cdefs.h (__chk_fail): Add libc_hidden_proto and rtld_hidden_proto. * string/Makefile (headers): Add bits/string3.h. * string/bits/string3.h (bcopy, bzero): New defines. (memset, memcpy, memmove, strcpy, strncpy, strcat, strncat): Change macros so that inlines are used only if unknown destination size or side-effects in destination argument. (mempcpy, stpcpy): Likewise. Protect with #ifdef __USE_GNU. 2004-09-16 Ulrich Drepper <drepper@redhat.com> * debug/Makefile (routines): Add *_chk. * debug/Versions (libc): Export __chk_fail, __memcpy_chk, __memmove_chk, __mempcpy_chk, __memset_chk, __stpcpy_chk, __strcat_chk, __strcpy_chk, __strncat_chk, __strncpy_chk, __sprintf_chk, __vsprintf_chk, __snprintf_chk, __vsnprintf_chk @GLIBC_2.3.4. * debug/chk_fail.c: New file. * debug/snprintf_chk.c: Likewise. * debug/sprintf_chk.c: Likewise. * debug/vsnprintf_chk.c: Likewise. * debug/vsprintf_chk.c: Likewise. * include/features.h (_FORTIFY_SOURCE): Document, handle. (__USE_FORTIFY_LEVEL): Define. (__GNUC_PREREQ): Move to earlier location. * include/sys/cdefs.h (__chk_fail): New prototype. * libio/bits/stdio.h (sprintf, vsprintf, snprintf, vsnprintf): Define if __USE_FORTIFY_LEVEL. * misc/sys/cdefs.h (__bos, __bos0): Define. * string/string.h: Include <bits/string3.h> if __USE_FORTIFY_LEVEL. * bits/string/string3.h: New header. * sysdeps/generic/memcpy_chk.c: New file. * sysdeps/generic/memmove_chk.c: Likewise. * sysdeps/generic/mempcpy_chk.c: Likewise. * sysdeps/generic/memset_chk.c: Likewise. * sysdeps/generic/stpcpy_chk.c: Likewise. * sysdeps/generic/strcat_chk.c: Likewise. * sysdeps/generic/strcpy_chk.c: Likewise. * sysdeps/generic/strncat_chk.c: Likewise. * sysdeps/generic/strncpy_chk.c: Likewise.