diff options
Diffstat (limited to 'sys-libs/glibc/files')
21 files changed, 2718 insertions, 0 deletions
diff --git a/sys-libs/glibc/files/2.10/glibc-2.10-gentoo-chk_fail.c b/sys-libs/glibc/files/2.10/glibc-2.10-gentoo-chk_fail.c new file mode 100644 index 0000000..37711e8 --- /dev/null +++ b/sys-libs/glibc/files/2.10/glibc-2.10-gentoo-chk_fail.c @@ -0,0 +1,315 @@ +/* Copyright (C) 2004, 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* Copyright (C) 2006-2008 Gentoo Foundation Inc. + * License terms as above. + * + * Hardened Gentoo SSP and FORTIFY handler + * + * An SSP failure handler that does not use functions from the rest of + * glibc; it uses the INTERNAL_SYSCALL methods directly. This ensures + * no possibility of recursion into the handler. + * + * Direct all bug reports to http://bugs.gentoo.org/ + * + * Re-written from the glibc-2.3 Hardened Gentoo SSP handler + * by Kevin F. Quinn - <kevquinn[@]gentoo.org> + * + * The following people contributed to the glibc-2.3 Hardened + * Gentoo SSP and FORTIFY handler, from which this implementation draws much: + * + * Ned Ludd - <solar[@]gentoo.org> + * Alexander Gabert - <pappy[@]gentoo.org> + * The PaX Team - <pageexec[@]freemail.hu> + * Peter S. Mazinger - <ps.m[@]gmx.net> + * Yoann Vandoorselaere - <yoann[@]prelude-ids.org> + * Robert Connolly - <robert[@]linuxfromscratch.org> + * Cory Visi <cory[@]visi.name> + * Mike Frysinger <vapier[@]gentoo.org> + * Magnus Granberg <zorry[@]ume.nu> + */ + +#include <stdio.h> +#include <stdlib.h> +#include <errno.h> +#include <unistd.h> +#include <signal.h> + +#include <sys/types.h> + +#include <sysdep-cancel.h> +#include <sys/syscall.h> +#include <bp-checks.h> + +#include <kernel-features.h> + +#include <alloca.h> +/* from sysdeps */ +#include <socketcall.h> +/* for the stuff in bits/socket.h */ +#include <sys/socket.h> +#include <sys/un.h> + +/* Sanity check on SYSCALL macro names - force compilation + * failure if the names used here do not exist + */ +#if !defined __NR_socketcall && !defined __NR_socket +# error Cannot do syscall socket or socketcall +#endif +#if !defined __NR_socketcall && !defined __NR_connect +# error Cannot do syscall connect or socketcall +#endif +#ifndef __NR_write +# error Cannot do syscall write +#endif +#ifndef __NR_close +# error Cannot do syscall close +#endif +#ifndef __NR_getpid +# error Cannot do syscall getpid +#endif +#ifndef __NR_kill +# error Cannot do syscall kill +#endif +#ifndef __NR_exit +# error Cannot do syscall exit +#endif +#ifdef SSP_SMASH_DUMPS_CORE +# define ENABLE_SSP_SMASH_DUMPS_CORE 1 +# if !defined _KERNEL_NSIG && !defined _NSIG +# error No _NSIG or _KERNEL_NSIG for rt_sigaction +# endif +# if !defined __NR_sigaction && !defined __NR_rt_sigaction +# error Cannot do syscall sigaction or rt_sigaction +# endif +/* Although rt_sigaction expects sizeof(sigset_t) - it expects the size + * of the _kernel_ sigset_t which is not the same as the user sigset_t. + * Most arches have this as _NSIG bits - mips has _KERNEL_NSIG bits for + * some reason. + */ +# ifdef _KERNEL_NSIG +# define _SSP_NSIG _KERNEL_NSIG +# else +# define _SSP_NSIG _NSIG +# endif +#else +# define _SSP_NSIG 0 +# define ENABLE_SSP_SMASH_DUMPS_CORE 0 +#endif + +/* Define DO_SIGACTION - default to newer rt signal interface but + * fallback to old as needed. + */ +#ifdef __NR_rt_sigaction +# define DO_SIGACTION(signum, act, oldact) \ + INLINE_SYSCALL(rt_sigaction, 4, signum, act, oldact, _SSP_NSIG/8) +#else +# define DO_SIGACTION(signum, act, oldact) \ + INLINE_SYSCALL(sigaction, 3, signum, act, oldact) +#endif + +/* Define DO_SOCKET/DO_CONNECT functions to deal with socketcall vs socket/connect */ +#if defined(__NR_socket) && defined(__NR_connect) +# define USE_OLD_SOCKETCALL 0 +#else +# define USE_OLD_SOCKETCALL 1 +#endif + +/* stub out the __NR_'s so we can let gcc optimize away dead code */ +#ifndef __NR_socketcall +# define __NR_socketcall 0 +#endif +#ifndef __NR_socket +# define __NR_socket 0 +#endif +#ifndef __NR_connect +# define __NR_connect 0 +#endif +#define DO_SOCKET(result, domain, type, protocol) \ + do { \ + if (USE_OLD_SOCKETCALL) { \ + socketargs[0] = domain; \ + socketargs[1] = type; \ + socketargs[2] = protocol; \ + socketargs[3] = 0; \ + result = INLINE_SYSCALL(socketcall, 2, SOCKOP_socket, socketargs); \ + } else \ + result = INLINE_SYSCALL(socket, 3, domain, type, protocol); \ + } while (0) +#define DO_CONNECT(result, sockfd, serv_addr, addrlen) \ + do { \ + if (USE_OLD_SOCKETCALL) { \ + socketargs[0] = sockfd; \ + socketargs[1] = (unsigned long int)serv_addr; \ + socketargs[2] = addrlen; \ + socketargs[3] = 0; \ + result = INLINE_SYSCALL(socketcall, 2, SOCKOP_connect, socketargs); \ + } else \ + result = INLINE_SYSCALL(connect, 3, sockfd, serv_addr, addrlen); \ + } while (0) + +#ifndef _PATH_LOG +# define _PATH_LOG "/dev/log" +#endif + +static const char path_log[] = _PATH_LOG; + +/* For building glibc with SSP switched on, define __progname to a + * constant if building for the run-time loader, to avoid pulling + * in more of libc.so into ld.so + */ +#ifdef IS_IN_rtld +static char *__progname = "<rtld>"; +#else +extern char *__progname; +#endif + +/* Common handler code, used by chk_fail + * Inlined to ensure no self-references to the handler within itself. + * Data static to avoid putting more than necessary on the stack, + * to aid core debugging. + */ +__attribute__ ((__noreturn__ , __always_inline__)) +static inline void +__hardened_gentoo_chk_fail(char func[], int damaged) +{ +#define MESSAGE_BUFSIZ 256 + static pid_t pid; + static int plen, i; + static char message[MESSAGE_BUFSIZ]; + static const char msg_ssa[] = ": buffer overflow attack"; + static const char msg_inf[] = " in function "; + static const char msg_ssd[] = "*** buffer overflow detected ***: "; + static const char msg_terminated[] = " - terminated\n"; + static const char msg_report[] = "Report to http://bugs.gentoo.org/\n"; + static const char msg_unknown[] = "<unknown>"; + static int log_socket, connect_result; + static struct sockaddr_un sock; + static unsigned long int socketargs[4]; + + /* Build socket address + */ + sock.sun_family = AF_UNIX; + i = 0; + while ((path_log[i] != '\0') && (i<(sizeof(sock.sun_path)-1))) { + sock.sun_path[i] = path_log[i]; + i++; + } + sock.sun_path[i] = '\0'; + + /* Try SOCK_DGRAM connection to syslog */ + connect_result = -1; + DO_SOCKET(log_socket, AF_UNIX, SOCK_DGRAM, 0); + if (log_socket != -1) + DO_CONNECT(connect_result, log_socket, &sock, sizeof(sock)); + if (connect_result == -1) { + if (log_socket != -1) + INLINE_SYSCALL(close, 1, log_socket); + /* Try SOCK_STREAM connection to syslog */ + DO_SOCKET(log_socket, AF_UNIX, SOCK_STREAM, 0); + if (log_socket != -1) + DO_CONNECT(connect_result, log_socket, &sock, sizeof(sock)); + } + + /* Build message. Messages are generated both in the old style and new style, + * so that log watchers that are configured for the old-style message continue + * to work. + */ +#define strconcat(str) \ + {i=0; while ((str[i] != '\0') && ((i+plen)<(MESSAGE_BUFSIZ-1))) \ + {\ + message[plen+i]=str[i];\ + i++;\ + }\ + plen+=i;} + + /* R.Henderson post-gcc-4 style message */ + plen = 0; + strconcat(msg_ssd); + if (__progname != (char *)0) + strconcat(__progname) + else + strconcat(msg_unknown); + strconcat(msg_terminated); + + /* Write out error message to STDERR, to syslog if open */ + INLINE_SYSCALL(write, 3, STDERR_FILENO, message, plen); + if (connect_result != -1) + INLINE_SYSCALL(write, 3, log_socket, message, plen); + + /* Dr. Etoh pre-gcc-4 style message */ + plen = 0; + if (__progname != (char *)0) + strconcat(__progname) + else + strconcat(msg_unknown); + strconcat(msg_ssa); + strconcat(msg_inf); + if (func != NULL) + strconcat(func) + else + strconcat(msg_unknown); + strconcat(msg_terminated); + /* Write out error message to STDERR, to syslog if open */ + INLINE_SYSCALL(write, 3, STDERR_FILENO, message, plen); + if (connect_result != -1) + INLINE_SYSCALL(write, 3, log_socket, message, plen); + + /* Direct reports to bugs.gentoo.org */ + plen=0; + strconcat(msg_report); + message[plen++]='\0'; + + /* Write out error message to STDERR, to syslog if open */ + INLINE_SYSCALL(write, 3, STDERR_FILENO, message, plen); + if (connect_result != -1) + INLINE_SYSCALL(write, 3, log_socket, message, plen); + + if (log_socket != -1) + INLINE_SYSCALL(close, 1, log_socket); + + /* Suicide */ + pid = INLINE_SYSCALL(getpid, 0); + + if (ENABLE_SSP_SMASH_DUMPS_CORE) { + static struct sigaction default_abort_act; + /* Remove any user-supplied handler for SIGABRT, before using it */ + default_abort_act.sa_handler = SIG_DFL; + default_abort_act.sa_sigaction = NULL; + __sigfillset(&default_abort_act.sa_mask); + default_abort_act.sa_flags = 0; + if (DO_SIGACTION(SIGABRT, &default_abort_act, NULL) == 0) + INLINE_SYSCALL(kill, 2, pid, SIGABRT); + } + + /* Note; actions cannot be added to SIGKILL */ + INLINE_SYSCALL(kill, 2, pid, SIGKILL); + + /* In case the kill didn't work, exit anyway + * The loop prevents gcc thinking this routine returns + */ + while (1) + INLINE_SYSCALL(exit, 0); +} + +__attribute__ ((__noreturn__)) +void __chk_fail(void) +{ + __hardened_gentoo_chk_fail(NULL, 0); +} + diff --git a/sys-libs/glibc/files/2.10/glibc-2.10-hardened-configure-picdefault.patch b/sys-libs/glibc/files/2.10/glibc-2.10-hardened-configure-picdefault.patch new file mode 100644 index 0000000..e75ccc7 --- /dev/null +++ b/sys-libs/glibc/files/2.10/glibc-2.10-hardened-configure-picdefault.patch @@ -0,0 +1,30 @@ +Prevent default-fPIE from confusing configure into thinking +PIC code is default. This causes glibc to build both PIC and +non-PIC code as normal, which on the hardened compiler generates +PIC and PIE. + +Patch by Kevin F. Quinn <kevquinn@gentoo.org> +Fixed for glibc 2.10 by Magnus Granberg <zorry@ume.nu> + +--- configure.in ++++ configure.in +@@ -2145,7 +2145,7 @@ + # error PIC is default. + #endif + EOF +-if eval "${CC-cc} -S conftest.c 2>&AS_MESSAGE_LOG_FD 1>&AS_MESSAGE_LOG_FD"; then ++if eval "${CC-cc} -fno-PIE -S conftest.c 2>&AS_MESSAGE_LOG_FD 1>&AS_MESSAGE_LOG_FD"; then + libc_cv_pic_default=no + fi + rm -f conftest.*]) +--- configure ++++ configure +@@ -7698,7 +7698,7 @@ + # error PIC is default. + #endif + EOF +-if eval "${CC-cc} -S conftest.c 2>&5 1>&5"; then ++if eval "${CC-cc} -fno-PIE -S conftest.c 2>&5 1>&5"; then + libc_cv_pic_default=no + fi + rm -f conftest.* diff --git a/sys-libs/glibc/files/2.10/glibc-2.10-hardened-inittls-nosysenter.patch b/sys-libs/glibc/files/2.10/glibc-2.10-hardened-inittls-nosysenter.patch new file mode 100644 index 0000000..cb6d8e3 --- /dev/null +++ b/sys-libs/glibc/files/2.10/glibc-2.10-hardened-inittls-nosysenter.patch @@ -0,0 +1,274 @@ +When building glibc PIE (which is not something upstream support), +several modifications are necessary to the glibc build process. + +First, any syscalls in PIEs must be of the PIC variant, otherwise +textrels ensue. Then, any syscalls made before the initialisation +of the TLS will fail on i386, as the sysenter variant on i386 uses +the TLS, giving rise to a chicken-and-egg situation. This patch +defines a PIC syscall variant that doesn't use sysenter, even when the sysenter +version is normally used, and uses the non-sysenter version for the brk +syscall that is performed by the TLS initialisation. Further, the TLS +initialisation is moved in this case prior to the initialisation of +dl_osversion, as that requires further syscalls. + +csu/libc-start.c: Move initial TLS initialization to before the +initialisation of dl_osversion, when INTERNAL_SYSCALL_NOSYSENTER is defined + +csu/libc-tls.c: Use the no-sysenter version of sbrk when +INTERNAL_SYSCALL_NOSYSENTER is defined. + +misc/sbrk.c: Define a no-sysenter version of sbrk, using the no-sysenter +version of brk - if INTERNAL_SYSCALL_NOSYSENTER is defined. + +misc/brk.c: Define a no-sysenter version of brk if +INTERNAL_SYSCALL_NOSYSENTER is defined. + +sysdeps/unix/sysv/linux/i386/sysdep.h: Define INTERNAL_SYSCALL_NOSYSENTER +Make INTERNAL_SYSCALL always use the PIC variant, even if not SHARED. + +Patch by Kevin F. Quinn <kevquinn@gentoo.org> +Fixed for 2.10 by Magnus Granberg <zorry@ume.nu> + +--- csu/libc-start.c ++++ csu/libc-start.c +@@ -28,6 +28,7 @@ + extern int __libc_multiple_libcs; + + #include <tls.h> ++#include <sysdep.h> + #ifndef SHARED + # include <dl-osinfo.h> + extern void __pthread_initialize_minimal (void); +@@ -129,6 +130,11 @@ + # endif + _dl_aux_init (auxvec); + # endif ++# ifdef INTERNAL_SYSCALL_NOSYSENTER ++ /* Do the initial TLS initialization before _dl_osversion, ++ since the latter uses the uname syscall. */ ++ __pthread_initialize_minimal (); ++# endif + # ifdef DL_SYSDEP_OSCHECK + if (!__libc_multiple_libcs) + { +@@ -138,10 +144,12 @@ + } + # endif + ++# ifndef INTERNAL_SYSCALL_NOSYSENTER + /* Initialize the thread library at least a bit since the libgcc + functions are using thread functions if these are available and + we need to setup errno. */ + __pthread_initialize_minimal (); ++# endif + + /* Set up the stack checker's canary. */ + uintptr_t stack_chk_guard = _dl_setup_stack_chk_guard (); +--- csu/libc-tls.c ++++ csu/libc-tls.c +@@ -23,6 +23,7 @@ + #include <unistd.h> + #include <stdio.h> + #include <sys/param.h> ++#include <sysdep.h> + + + #ifdef SHARED +@@ -29,6 +30,9 @@ + #error makefile bug, this file is for static only + #endif + ++#ifdef INTERNAL_SYSCALL_NOSYSENTER ++extern void *__sbrk_nosysenter (intptr_t __delta); ++#endif + extern ElfW(Phdr) *_dl_phdr; + extern size_t _dl_phnum; + +@@ -141,14 +145,26 @@ + + The initialized value of _dl_tls_static_size is provided by dl-open.c + to request some surplus that permits dynamic loading of modules with +- IE-model TLS. */ ++ IE-model TLS. ++ ++ Where the normal sbrk would use a syscall that needs the TLS (i386) ++ use the special non-sysenter version instead. */ + #if TLS_TCB_AT_TP + tcb_offset = roundup (memsz + GL(dl_tls_static_size), tcbalign); ++# ifdef INTERNAL_SYSCALL_NOSYSENTER ++ tlsblock = __sbrk_nosysenter (tcb_offset + tcbsize + max_align); ++# else + tlsblock = __sbrk (tcb_offset + tcbsize + max_align); ++# endif + #elif TLS_DTV_AT_TP + tcb_offset = roundup (tcbsize, align ?: 1); ++# ifdef INTERNAL_SYSCALL_NOSYSENTER ++ tlsblock = __sbrk_nosysenter (tcb_offset + memsz + max_align ++ + TLS_PRE_TCB_SIZE + GL(dl_tls_static_size)); ++# else + tlsblock = __sbrk (tcb_offset + memsz + max_align + + TLS_PRE_TCB_SIZE + GL(dl_tls_static_size)); ++# endif + tlsblock += TLS_PRE_TCB_SIZE; + #else + /* In case a model with a different layout for the TCB and DTV +--- misc/sbrk.c ++++ misc/sbrk.c +@@ -18,6 +18,7 @@ + #include <errno.h> + #include <stdint.h> + #include <unistd.h> ++#include <sysdep.h> + + /* Defined in brk.c. */ + extern void *__curbrk; +@@ -29,6 +30,35 @@ + /* Extend the process's data space by INCREMENT. + If INCREMENT is negative, shrink data space by - INCREMENT. + Return start of new space allocated, or -1 for errors. */ ++#ifdef INTERNAL_SYSCALL_NOSYSENTER ++/* This version is used by csu/libc-tls.c whem initialising the TLS ++ if the SYSENTER version requires the TLS (which it does on i386). ++ Obviously using the TLS before it is initialised is broken. */ ++extern int __brk_nosysenter (void *addr); ++void * ++__sbrk_nosysenter (intptr_t increment) ++{ ++ void *oldbrk; ++ ++ /* If this is not part of the dynamic library or the library is used ++ via dynamic loading in a statically linked program update ++ __curbrk from the kernel's brk value. That way two separate ++ instances of __brk and __sbrk can share the heap, returning ++ interleaved pieces of it. */ ++ if (__curbrk == NULL || __libc_multiple_libcs) ++ if (__brk_nosysenter (0) < 0) /* Initialize the break. */ ++ return (void *) -1; ++ ++ if (increment == 0) ++ return __curbrk; ++ ++ oldbrk = __curbrk; ++ if (__brk_nosysenter (oldbrk + increment) < 0) ++ return (void *) -1; ++ ++ return oldbrk; ++} ++#endif + void * + __sbrk (intptr_t increment) + { +--- sysdeps/unix/sysv/linux/i386/brk.c ++++ sysdeps/unix/sysv/linux/i386/brk.c +@@ -31,6 +31,30 @@ + linker. */ + weak_alias (__curbrk, ___brk_addr) + ++#ifdef INTERNAL_SYSCALL_NOSYSENTER ++/* This version is used by csu/libc-tls.c whem initialising the TLS ++ * if the SYSENTER version requires the TLS (which it does on i386). ++ * Obviously using the TLS before it is initialised is broken. */ ++int ++__brk_nosysenter (void *addr) ++{ ++ void *__unbounded newbrk; ++ ++ INTERNAL_SYSCALL_DECL (err); ++ newbrk = (void *__unbounded) INTERNAL_SYSCALL_NOSYSENTER (brk, err, 1, ++ __ptrvalue (addr)); ++ ++ __curbrk = newbrk; ++ ++ if (newbrk < addr) ++ { ++ __set_errno (ENOMEM); ++ return -1; ++ } ++ ++ return 0; ++} ++#endif + int + __brk (void *addr) + { +--- sysdeps/unix/sysv/linux/i386/sysdep.h ++++ sysdeps/unix/sysv/linux/i386/sysdep.h +@@ -187,7 +187,7 @@ + /* The original calling convention for system calls on Linux/i386 is + to use int $0x80. */ + #ifdef I386_USE_SYSENTER +-# ifdef SHARED ++# if defined SHARED || defined __PIC__ + # define ENTER_KERNEL call *%gs:SYSINFO_OFFSET + # else + # define ENTER_KERNEL call *_dl_sysinfo +@@ -358,7 +358,7 @@ + possible to use more than four parameters. */ + #undef INTERNAL_SYSCALL + #ifdef I386_USE_SYSENTER +-# ifdef SHARED ++# if defined SHARED || defined __PIC__ + # define INTERNAL_SYSCALL(name, err, nr, args...) \ + ({ \ + register unsigned int resultvar; \ +@@ -384,6 +384,18 @@ + : "0" (name), "i" (offsetof (tcbhead_t, sysinfo)) \ + ASMFMT_##nr(args) : "memory", "cc"); \ + (int) resultvar; }) ++# define INTERNAL_SYSCALL_NOSYSENTER(name, err, nr, args...) \ ++ ({ \ ++ register unsigned int resultvar; \ ++ EXTRAVAR_##nr \ ++ asm volatile ( \ ++ LOADARGS_NOSYSENTER_##nr \ ++ "movl %1, %%eax\n\t" \ ++ "int $0x80\n\t" \ ++ RESTOREARGS_NOSYSENTER_##nr \ ++ : "=a" (resultvar) \ ++ : "i" (__NR_##name) ASMFMT_##nr(args) : "memory", "cc"); \ ++ (int) resultvar; }) + # else + # define INTERNAL_SYSCALL(name, err, nr, args...) \ + ({ \ +@@ -447,12 +459,20 @@ + + #define LOADARGS_0 + #ifdef __PIC__ +-# if defined I386_USE_SYSENTER && defined SHARED ++# if defined I386_USE_SYSENTER && ( defined SHARED || defined __PIC__ ) + # define LOADARGS_1 \ + "bpushl .L__X'%k3, %k3\n\t" + # define LOADARGS_5 \ + "movl %%ebx, %4\n\t" \ + "movl %3, %%ebx\n\t" ++# define LOADARGS_NOSYSENTER_1 \ ++ "bpushl .L__X'%k2, %k2\n\t" ++# define LOADARGS_NOSYSENTER_2 LOADARGS_NOSYSENTER_1 ++# define LOADARGS_NOSYSENTER_3 LOADARGS_3 ++# define LOADARGS_NOSYSENTER_4 LOADARGS_3 ++# define LOADARGS_NOSYSENTER_5 \ ++ "movl %%ebx, %3\n\t" \ ++ "movl %2, %%ebx\n\t" + # else + # define LOADARGS_1 \ + "bpushl .L__X'%k2, %k2\n\t" +@@ -474,11 +495,18 @@ + + #define RESTOREARGS_0 + #ifdef __PIC__ +-# if defined I386_USE_SYSENTER && defined SHARED ++# if defined I386_USE_SYSENTER && ( defined SHARED || defined __PIC__ ) + # define RESTOREARGS_1 \ + "bpopl .L__X'%k3, %k3\n\t" + # define RESTOREARGS_5 \ + "movl %4, %%ebx" ++# define RESTOREARGS_NOSYSENTER_1 \ ++ "bpopl .L__X'%k2, %k2\n\t" ++# define RESTOREARGS_NOSYSENTER_2 RESTOREARGS_NOSYSENTER_1 ++# define RESTOREARGS_NOSYSENTER_3 RESTOREARGS_3 ++# define RESTOREARGS_NOSYSENTER_4 RESTOREARGS_3 ++# define RESTOREARGS_NOSYSENTER_5 \ ++ "movl %3, %%ebx" + # else + # define RESTOREARGS_1 \ + "bpopl .L__X'%k2, %k2\n\t" diff --git a/sys-libs/glibc/files/2.10/glibc-2.10-hardened-ssp-compat.patch b/sys-libs/glibc/files/2.10/glibc-2.10-hardened-ssp-compat.patch new file mode 100644 index 0000000..a1c9eef --- /dev/null +++ b/sys-libs/glibc/files/2.10/glibc-2.10-hardened-ssp-compat.patch @@ -0,0 +1,168 @@ +Add backwards compat support for gcc-3.x ssp ... older ssp versions +used __guard and __stack_smash_handler symbols while gcc-4.1 and newer +uses __stack_chk_guard and __stack_chk_fail. + +--- config.h.in ++++ config.h.in +@@ -42,6 +42,9 @@ + assembler instructions per line. Default is `;' */ + #undef ASM_LINE_SEP + ++/* Define if we want to enable support for old ssp symbols */ ++#undef ENABLE_OLD_SSP_COMPAT ++ + /* Define if not using ELF, but `.init' and `.fini' sections are available. */ + #undef HAVE_INITFINI + +--- configure ++++ configure +@@ -1378,6 +1378,9 @@ Optional Features: + --enable-kernel=VERSION compile for compatibility with kernel not older than + VERSION + --enable-all-warnings enable all useful warnings gcc can issue ++ --disable-old-ssp-compat ++ enable support for older ssp symbols ++ [default=no] + --enable-multi-arch enable single DSO with optimizations for multiple + architectures + --enable-experimental-malloc +@@ -6462,6 +6465,20 @@ fi + $as_echo "$libc_cv_ssp" >&6; } + + ++# Check whether --enable-old-ssp-compat or --disable-old-ssp-compat was given. ++if test "${enable_old_ssp_compat+set}" = set; then ++ enableval="$enable_old_ssp_compat" ++ enable_old_ssp_compat=$enableval ++else ++ enable_old_ssp_compat=no ++fi; ++if test "x$enable_old_ssp_compat" = "xyes"; then ++ cat >>confdefs.h <<\_ACEOF ++#define ENABLE_OLD_SSP_COMPAT 1 ++_ACEOF ++ ++fi ++ + { $as_echo "$as_me:$LINENO: checking for -fgnu89-inline" >&5 + $as_echo_n "checking for -fgnu89-inline... " >&6; } + if test "${libc_cv_gnu89_inline+set}" = set; then +--- configure.in ++++ configure.in +@@ -1641,6 +1641,15 @@ fi + rm -f conftest*]) + AC_SUBST(libc_cv_ssp) + ++AC_ARG_ENABLE([old-ssp-compat], ++ AC_HELP_STRING([--enable-old-ssp-compat], ++ [enable support for older ssp symbols @<:@default=no@:>@]), ++ [enable_old_ssp_compat=$enableval], ++ [enable_old_ssp_compat=no]) ++if test "x$enable_old_ssp_compat" = "xyes"; then ++ AC_DEFINE(ENABLE_OLD_SSP_COMPAT) ++fi ++ + AC_CACHE_CHECK(for -fgnu89-inline, libc_cv_gnu89_inline, [dnl + cat > conftest.c <<EOF + int foo; +--- csu/libc-start.c ++++ csu/libc-start.c +@@ -37,6 +37,9 @@ extern void __pthread_initialize_minimal + uintptr_t __stack_chk_guard attribute_relro; + # endif + #endif ++#ifdef ENABLE_OLD_SSP_COMPAT ++uintptr_t __guard attribute_relro; ++#endif + + #ifdef HAVE_PTR_NTHREADS + /* We need atomic operations. */ +@@ -141,6 +145,9 @@ LIBC_START_MAIN (int (*main) (int, char + + /* Set up the stack checker's canary. */ + uintptr_t stack_chk_guard = _dl_setup_stack_chk_guard (_dl_random); ++#ifdef ENABLE_OLD_SSP_COMPAT ++ __guard = stack_chk_guard; ++#endif + # ifdef THREAD_SET_STACK_GUARD + THREAD_SET_STACK_GUARD (stack_chk_guard); + # else +--- csu/Versions ++++ csu/Versions +@@ -17,6 +17,12 @@ libc { + # New special glibc functions. + gnu_get_libc_release; gnu_get_libc_version; + } ++ GLIBC_2.3.2 { ++%ifdef ENABLE_OLD_SSP_COMPAT ++ # global objects and functions for the old propolice patch in gcc ++ __guard; ++%endif ++ } + GLIBC_PRIVATE { + %if HAVE___THREAD + # This version is for the TLS symbol, GLIBC_2.0 is the old object symbol. +--- debug/Versions ++++ debug/Versions +@@ -10,6 +10,12 @@ libc { + # These are to support some gcc features. + __cyg_profile_func_enter; __cyg_profile_func_exit; + } ++%ifdef ENABLE_OLD_SSP_COMPAT ++ GLIBC_2.3.2 { ++ # backwards ssp compat support; alias to __stack_chk_fail ++ __stack_smash_handler; ++ } ++%endif + GLIBC_2.3.4 { + __chk_fail; + __memcpy_chk; __memmove_chk; __mempcpy_chk; __memset_chk; __stpcpy_chk; +--- elf/rtld.c ++++ elf/rtld.c +@@ -89,6 +89,9 @@ INTDEF(_dl_argv) + in thread local area. */ + uintptr_t __stack_chk_guard attribute_relro; + #endif ++#ifdef ENABLE_OLD_SSP_COMPAT ++uintptr_t __guard attribute_relro; ++#endif + + /* Only exported for architectures that don't store the pointer guard + value in thread local area. */ +@@ -1817,6 +1821,9 @@ ERROR: ld.so: object '%s' cannot be load + + /* Set up the stack checker's canary. */ + uintptr_t stack_chk_guard = _dl_setup_stack_chk_guard (_dl_random); ++#ifdef ENABLE_OLD_SSP_COMPAT ++ __guard = stack_chk_guard; ++#endif + #ifdef THREAD_SET_STACK_GUARD + THREAD_SET_STACK_GUARD (stack_chk_guard); + #else +--- elf/Versions ++++ elf/Versions +@@ -43,6 +43,12 @@ ld { + # runtime interface to TLS + __tls_get_addr; + } ++%ifdef ENABLE_OLD_SSP_COMPAT ++ GLIBC_2.3.2 { ++ # backwards ssp compat support ++ __guard; ++ } ++%endif + GLIBC_2.4 { + # stack canary + __stack_chk_guard; +--- Versions.def ++++ Versions.def +@@ -109,6 +109,9 @@ ld { + GLIBC_2.0 + GLIBC_2.1 + GLIBC_2.3 ++%ifdef ENABLE_OLD_SSP_COMPAT ++ GLIBC_2.3.2 ++%endif + GLIBC_2.4 + GLIBC_PRIVATE + } diff --git a/sys-libs/glibc/files/2.16/glibc-2.16-hardened-pie.patch b/sys-libs/glibc/files/2.16/glibc-2.16-hardened-pie.patch new file mode 100644 index 0000000..a850a61 --- /dev/null +++ b/sys-libs/glibc/files/2.16/glibc-2.16-hardened-pie.patch @@ -0,0 +1,39 @@ +2012-11-11 Magnus Granberg <zorry@gentoo.org> + + #442712 + * Makeconfig (+link): Set to +link-pie. + (+link-static-before-libc): Change $(static-start-installed-name) to + S$(static-start-installed-name). + (+prector): Set to +prectorS. + (+postctor): Set to +postctorS. + +--- libc/Makeconfig ++++ libc/Makeconfig +@@ -447,11 +447,12 @@ + $(common-objpfx)libc% $(+postinit),$^) \ + $(link-extra-libs) $(link-libc) $(+postctorS) $(+postinit) + endif +++link = $(+link-pie) + # Command for statically linking programs with the C library. + ifndef +link-static + +link-static-before-libc = $(CC) -nostdlib -nostartfiles -static -o $@ \ + $(sysdep-LDFLAGS) $(LDFLAGS) $(LDFLAGS-$(@F)) \ +- $(addprefix $(csu-objpfx),$(static-start-installed-name)) \ ++ $(addprefix $(csu-objpfx),S$(static-start-installed-name)) \ + $(+preinit) $(+prector) \ + $(filter-out $(addprefix $(csu-objpfx),start.o \ + $(start-installed-name))\ +@@ -549,11 +550,10 @@ + ifeq ($(elf),yes) + +preinit = $(addprefix $(csu-objpfx),crti.o) + +postinit = $(addprefix $(csu-objpfx),crtn.o) +-+prector = `$(CC) $(sysdep-LDFLAGS) --print-file-name=crtbegin.o` +-+postctor = `$(CC) $(sysdep-LDFLAGS) --print-file-name=crtend.o` +-# Variants of the two previous definitions for linking PIE programs. + +prectorS = `$(CC) $(sysdep-LDFLAGS) --print-file-name=crtbeginS.o` + +postctorS = `$(CC) $(sysdep-LDFLAGS) --print-file-name=crtendS.o` +++prector = $(+prectorS) +++postctor = $(+postctorS) + +interp = $(addprefix $(elf-objpfx),interp.os) + endif + csu-objpfx = $(common-objpfx)csu/ diff --git a/sys-libs/glibc/files/2.16/glibc-rh1183535.patch b/sys-libs/glibc/files/2.16/glibc-rh1183535.patch new file mode 100644 index 0000000..2cd5b1b --- /dev/null +++ b/sys-libs/glibc/files/2.16/glibc-rh1183535.patch @@ -0,0 +1,166 @@ +commit d5dd6189d506068ed11c8bfa1e1e9bffde04decd +Author: Andreas Schwab <schwab@suse.de> +Date: Mon Jan 21 17:41:28 2013 +0100 + + Fix parsing of numeric hosts in gethostbyname_r + +diff --git a/nss/digits_dots.c b/nss/digits_dots.c +index 2b86295..e007ef4 100644 +--- a/nss/digits_dots.c ++++ b/nss/digits_dots.c +@@ -46,7 +46,10 @@ __nss_hostname_digits_dots (const char *name, struct hostent *resbuf, + { + if (h_errnop) + *h_errnop = NETDB_INTERNAL; +- *result = NULL; ++ if (buffer_size == NULL) ++ *status = NSS_STATUS_TRYAGAIN; ++ else ++ *result = NULL; + return -1; + } + +@@ -83,14 +86,16 @@ __nss_hostname_digits_dots (const char *name, struct hostent *resbuf, + } + + size_needed = (sizeof (*host_addr) +- + sizeof (*h_addr_ptrs) + strlen (name) + 1); ++ + sizeof (*h_addr_ptrs) ++ + sizeof (*h_alias_ptr) + strlen (name) + 1); + + if (buffer_size == NULL) + { + if (buflen < size_needed) + { ++ *status = NSS_STATUS_TRYAGAIN; + if (h_errnop != NULL) +- *h_errnop = TRY_AGAIN; ++ *h_errnop = NETDB_INTERNAL; + __set_errno (ERANGE); + goto done; + } +@@ -109,7 +114,7 @@ __nss_hostname_digits_dots (const char *name, struct hostent *resbuf, + *buffer_size = 0; + __set_errno (save); + if (h_errnop != NULL) +- *h_errnop = TRY_AGAIN; ++ *h_errnop = NETDB_INTERNAL; + *result = NULL; + goto done; + } +@@ -149,7 +154,9 @@ __nss_hostname_digits_dots (const char *name, struct hostent *resbuf, + if (! ok) + { + *h_errnop = HOST_NOT_FOUND; +- if (buffer_size) ++ if (buffer_size == NULL) ++ *status = NSS_STATUS_NOTFOUND; ++ else + *result = NULL; + goto done; + } +@@ -190,7 +197,7 @@ __nss_hostname_digits_dots (const char *name, struct hostent *resbuf, + if (buffer_size == NULL) + *status = NSS_STATUS_SUCCESS; + else +- *result = resbuf; ++ *result = resbuf; + goto done; + } + +@@ -201,15 +208,6 @@ __nss_hostname_digits_dots (const char *name, struct hostent *resbuf, + + if ((isxdigit (name[0]) && strchr (name, ':') != NULL) || name[0] == ':') + { +- const char *cp; +- char *hostname; +- typedef unsigned char host_addr_t[16]; +- host_addr_t *host_addr; +- typedef char *host_addr_list_t[2]; +- host_addr_list_t *h_addr_ptrs; +- size_t size_needed; +- int addr_size; +- + switch (af) + { + default: +@@ -225,7 +223,10 @@ __nss_hostname_digits_dots (const char *name, struct hostent *resbuf, + /* This is not possible. We cannot represent an IPv6 address + in an `struct in_addr' variable. */ + *h_errnop = HOST_NOT_FOUND; +- *result = NULL; ++ if (buffer_size == NULL) ++ *status = NSS_STATUS_NOTFOUND; ++ else ++ *result = NULL; + goto done; + + case AF_INET6: +@@ -233,42 +234,6 @@ __nss_hostname_digits_dots (const char *name, struct hostent *resbuf, + break; + } + +- size_needed = (sizeof (*host_addr) +- + sizeof (*h_addr_ptrs) + strlen (name) + 1); +- +- if (buffer_size == NULL && buflen < size_needed) +- { +- if (h_errnop != NULL) +- *h_errnop = TRY_AGAIN; +- __set_errno (ERANGE); +- goto done; +- } +- else if (buffer_size != NULL && *buffer_size < size_needed) +- { +- char *new_buf; +- *buffer_size = size_needed; +- new_buf = realloc (*buffer, *buffer_size); +- +- if (new_buf == NULL) +- { +- save = errno; +- free (*buffer); +- __set_errno (save); +- *buffer = NULL; +- *buffer_size = 0; +- *result = NULL; +- goto done; +- } +- *buffer = new_buf; +- } +- +- memset (*buffer, '\0', size_needed); +- +- host_addr = (host_addr_t *) *buffer; +- h_addr_ptrs = (host_addr_list_t *) +- ((char *) host_addr + sizeof (*host_addr)); +- hostname = (char *) h_addr_ptrs + sizeof (*h_addr_ptrs); +- + for (cp = name;; ++cp) + { + if (!*cp) +@@ -281,7 +246,9 @@ __nss_hostname_digits_dots (const char *name, struct hostent *resbuf, + if (inet_pton (AF_INET6, name, host_addr) <= 0) + { + *h_errnop = HOST_NOT_FOUND; +- if (buffer_size) ++ if (buffer_size == NULL) ++ *status = NSS_STATUS_NOTFOUND; ++ else + *result = NULL; + goto done; + } +diff --git a/nss/getXXbyYY_r.c b/nss/getXXbyYY_r.c +index 1067744..44d00f4 100644 +--- a/nss/getXXbyYY_r.c ++++ b/nss/getXXbyYY_r.c +@@ -179,6 +179,9 @@ INTERNAL (REENTRANT_NAME) (ADD_PARAMS, LOOKUP_TYPE *resbuf, char *buffer, + case -1: + return errno; + case 1: ++#ifdef NEED_H_ERRNO ++ any_service = true; ++#endif + goto done; + } + #endif diff --git a/sys-libs/glibc/files/2.6/glibc-2.6-gentoo-stack_chk_fail.c b/sys-libs/glibc/files/2.6/glibc-2.6-gentoo-stack_chk_fail.c new file mode 100644 index 0000000..217bf1a --- /dev/null +++ b/sys-libs/glibc/files/2.6/glibc-2.6-gentoo-stack_chk_fail.c @@ -0,0 +1,321 @@ +/* Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* Copyright (C) 2006-2007 Gentoo Foundation Inc. + * License terms as above. + * + * Hardened Gentoo SSP handler + * + * An SSP failure handler that does not use functions from the rest of + * glibc; it uses the INTERNAL_SYSCALL methods directly. This ensures + * no possibility of recursion into the handler. + * + * Direct all bug reports to http://bugs.gentoo.org/ + * + * Re-written from the glibc-2.3 Hardened Gentoo SSP handler + * by Kevin F. Quinn - <kevquinn[@]gentoo.org> + * + * The following people contributed to the glibc-2.3 Hardened + * Gentoo SSP handler, from which this implementation draws much: + * + * Ned Ludd - <solar[@]gentoo.org> + * Alexander Gabert - <pappy[@]gentoo.org> + * The PaX Team - <pageexec[@]freemail.hu> + * Peter S. Mazinger - <ps.m[@]gmx.net> + * Yoann Vandoorselaere - <yoann[@]prelude-ids.org> + * Robert Connolly - <robert[@]linuxfromscratch.org> + * Cory Visi <cory[@]visi.name> + * Mike Frysinger <vapier[@]gentoo.org> + */ + +#include <errno.h> +#include <stdlib.h> +#include <unistd.h> +#include <signal.h> + +#include <sys/types.h> + +#include <sysdep-cancel.h> +#include <sys/syscall.h> +#include <bp-checks.h> + +#include <kernel-features.h> + +#include <alloca.h> +/* from sysdeps */ +#include <socketcall.h> +/* for the stuff in bits/socket.h */ +#include <sys/socket.h> +#include <sys/un.h> + + +/* Sanity check on SYSCALL macro names - force compilation + * failure if the names used here do not exist + */ +#if !defined __NR_socketcall && !defined __NR_socket +# error Cannot do syscall socket or socketcall +#endif +#if !defined __NR_socketcall && !defined __NR_connect +# error Cannot do syscall connect or socketcall +#endif +#ifndef __NR_write +# error Cannot do syscall write +#endif +#ifndef __NR_close +# error Cannot do syscall close +#endif +#ifndef __NR_getpid +# error Cannot do syscall getpid +#endif +#ifndef __NR_kill +# error Cannot do syscall kill +#endif +#ifndef __NR_exit +# error Cannot do syscall exit +#endif +#ifdef SSP_SMASH_DUMPS_CORE +# define ENABLE_SSP_SMASH_DUMPS_CORE 1 +# if !defined _KERNEL_NSIG && !defined _NSIG +# error No _NSIG or _KERNEL_NSIG for rt_sigaction +# endif +# if !defined __NR_sigaction && !defined __NR_rt_sigaction +# error Cannot do syscall sigaction or rt_sigaction +# endif +/* Although rt_sigaction expects sizeof(sigset_t) - it expects the size + * of the _kernel_ sigset_t which is not the same as the user sigset_t. + * Most arches have this as _NSIG bits - mips has _KERNEL_NSIG bits for + * some reason. + */ +# ifdef _KERNEL_NSIG +# define _SSP_NSIG _KERNEL_NSIG +# else +# define _SSP_NSIG _NSIG +# endif +#else +# define _SSP_NSIG 0 +# define ENABLE_SSP_SMASH_DUMPS_CORE 0 +#endif + +/* Define DO_SIGACTION - default to newer rt signal interface but + * fallback to old as needed. + */ +#ifdef __NR_rt_sigaction +# define DO_SIGACTION(signum, act, oldact) \ + INLINE_SYSCALL(rt_sigaction, 4, signum, act, oldact, _SSP_NSIG/8) +#else +# define DO_SIGACTION(signum, act, oldact) \ + INLINE_SYSCALL(sigaction, 3, signum, act, oldact) +#endif + +/* Define DO_SOCKET/DO_CONNECT functions to deal with socketcall vs socket/connect */ +#if defined(__NR_socket) && defined(__NR_connect) +# define USE_OLD_SOCKETCALL 0 +#else +# define USE_OLD_SOCKETCALL 1 +#endif +/* stub out the __NR_'s so we can let gcc optimize away dead code */ +#ifndef __NR_socketcall +# define __NR_socketcall 0 +#endif +#ifndef __NR_socket +# define __NR_socket 0 +#endif +#ifndef __NR_connect +# define __NR_connect 0 +#endif +#define DO_SOCKET(result, domain, type, protocol) \ + do { \ + if (USE_OLD_SOCKETCALL) { \ + socketargs[0] = domain; \ + socketargs[1] = type; \ + socketargs[2] = protocol; \ + socketargs[3] = 0; \ + result = INLINE_SYSCALL(socketcall, 2, SOCKOP_socket, socketargs); \ + } else \ + result = INLINE_SYSCALL(socket, 3, domain, type, protocol); \ + } while (0) +#define DO_CONNECT(result, sockfd, serv_addr, addrlen) \ + do { \ + if (USE_OLD_SOCKETCALL) { \ + socketargs[0] = sockfd; \ + socketargs[1] = (unsigned long int)serv_addr; \ + socketargs[2] = addrlen; \ + socketargs[3] = 0; \ + result = INLINE_SYSCALL(socketcall, 2, SOCKOP_connect, socketargs); \ + } else \ + result = INLINE_SYSCALL(connect, 3, sockfd, serv_addr, addrlen); \ + } while (0) + +#ifndef _PATH_LOG +# define _PATH_LOG "/dev/log" +#endif + +static const char path_log[] = _PATH_LOG; + +/* For building glibc with SSP switched on, define __progname to a + * constant if building for the run-time loader, to avoid pulling + * in more of libc.so into ld.so + */ +#ifdef IS_IN_rtld +static char *__progname = "<rtld>"; +#else +extern char *__progname; +#endif + + +/* Common handler code, used by stack_chk_fail and __stack_smash_handler + * Inlined to ensure no self-references to the handler within itself. + * Data static to avoid putting more than necessary on the stack, + * to aid core debugging. + */ +__attribute__ ((__noreturn__ , __always_inline__)) +static inline void +__hardened_gentoo_stack_chk_fail(char func[], int damaged) +{ +#define MESSAGE_BUFSIZ 256 + static pid_t pid; + static int plen, i; + static char message[MESSAGE_BUFSIZ]; + static const char msg_ssa[] = ": stack smashing attack"; + static const char msg_inf[] = " in function "; + static const char msg_ssd[] = "*** stack smashing detected ***: "; + static const char msg_terminated[] = " - terminated\n"; + static const char msg_report[] = "Report to http://bugs.gentoo.org/\n"; + static const char msg_unknown[] = "<unknown>"; + static int log_socket, connect_result; + static struct sockaddr_un sock; + static unsigned long int socketargs[4]; + + /* Build socket address + */ + sock.sun_family = AF_UNIX; + i = 0; + while ((path_log[i] != '\0') && (i<(sizeof(sock.sun_path)-1))) { + sock.sun_path[i] = path_log[i]; + i++; + } + sock.sun_path[i] = '\0'; + + /* Try SOCK_DGRAM connection to syslog */ + connect_result = -1; + DO_SOCKET(log_socket, AF_UNIX, SOCK_DGRAM, 0); + if (log_socket != -1) + DO_CONNECT(connect_result, log_socket, &sock, sizeof(sock)); + if (connect_result == -1) { + if (log_socket != -1) + INLINE_SYSCALL(close, 1, log_socket); + /* Try SOCK_STREAM connection to syslog */ + DO_SOCKET(log_socket, AF_UNIX, SOCK_STREAM, 0); + if (log_socket != -1) + DO_CONNECT(connect_result, log_socket, &sock, sizeof(sock)); + } + + /* Build message. Messages are generated both in the old style and new style, + * so that log watchers that are configured for the old-style message continue + * to work. + */ +#define strconcat(str) \ + {i=0; while ((str[i] != '\0') && ((i+plen)<(MESSAGE_BUFSIZ-1))) \ + {\ + message[plen+i]=str[i];\ + i++;\ + }\ + plen+=i;} + + /* R.Henderson post-gcc-4 style message */ + plen = 0; + strconcat(msg_ssd); + if (__progname != (char *)0) + strconcat(__progname) + else + strconcat(msg_unknown); + strconcat(msg_terminated); + + /* Write out error message to STDERR, to syslog if open */ + INLINE_SYSCALL(write, 3, STDERR_FILENO, message, plen); + if (connect_result != -1) + INLINE_SYSCALL(write, 3, log_socket, message, plen); + + /* Dr. Etoh pre-gcc-4 style message */ + plen = 0; + if (__progname != (char *)0) + strconcat(__progname) + else + strconcat(msg_unknown); + strconcat(msg_ssa); + strconcat(msg_inf); + if (func != NULL) + strconcat(func) + else + strconcat(msg_unknown); + strconcat(msg_terminated); + /* Write out error message to STDERR, to syslog if open */ + INLINE_SYSCALL(write, 3, STDERR_FILENO, message, plen); + if (connect_result != -1) + INLINE_SYSCALL(write, 3, log_socket, message, plen); + + /* Direct reports to bugs.gentoo.org */ + plen=0; + strconcat(msg_report); + message[plen++]='\0'; + + /* Write out error message to STDERR, to syslog if open */ + INLINE_SYSCALL(write, 3, STDERR_FILENO, message, plen); + if (connect_result != -1) + INLINE_SYSCALL(write, 3, log_socket, message, plen); + + if (log_socket != -1) + INLINE_SYSCALL(close, 1, log_socket); + + /* Suicide */ + pid = INLINE_SYSCALL(getpid, 0); + + if (ENABLE_SSP_SMASH_DUMPS_CORE) { + static struct sigaction default_abort_act; + /* Remove any user-supplied handler for SIGABRT, before using it */ + default_abort_act.sa_handler = SIG_DFL; + default_abort_act.sa_sigaction = NULL; + __sigfillset(&default_abort_act.sa_mask); + default_abort_act.sa_flags = 0; + if (DO_SIGACTION(SIGABRT, &default_abort_act, NULL) == 0) + INLINE_SYSCALL(kill, 2, pid, SIGABRT); + } + + /* Note; actions cannot be added to SIGKILL */ + INLINE_SYSCALL(kill, 2, pid, SIGKILL); + + /* In case the kill didn't work, exit anyway + * The loop prevents gcc thinking this routine returns + */ + while (1) + INLINE_SYSCALL(exit, 0); +} + +__attribute__ ((__noreturn__)) +void __stack_chk_fail(void) +{ + __hardened_gentoo_stack_chk_fail(NULL, 0); +} + +#ifdef ENABLE_OLD_SSP_COMPAT +__attribute__ ((__noreturn__)) +void __stack_smash_handler(char func[], int damaged) +{ + __hardened_gentoo_stack_chk_fail(func, damaged); +} +#endif diff --git a/sys-libs/glibc/files/eblits/common.eblit b/sys-libs/glibc/files/eblits/common.eblit new file mode 100644 index 0000000..2f7471e --- /dev/null +++ b/sys-libs/glibc/files/eblits/common.eblit @@ -0,0 +1,343 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/common.eblit,v 1.45 2014/10/18 23:09:51 vapier Exp $ + +alt_prefix() { + is_crosscompile && echo /usr/${CTARGET} +} + +if [[ ${EAPI:-0} == [012] ]] ; then + : ${ED:=${D}} + : ${EROOT:=${ROOT}} +fi +# This indirection is for binpkgs. #523332 +_nonfatal() { nonfatal "$@" ; } +if [[ ${EAPI:-0} == [0123] ]] ; then + nonfatal() { "$@" ; } + _nonfatal() { "$@" ; } +fi + +# We need to be able to set alternative headers for +# compiling for non-native platform +# Will also become useful for testing kernel-headers without screwing up +# the whole system. +# note: intentionally undocumented. +alt_headers() { + echo ${ALT_HEADERS:=$(alt_prefix)/usr/include} +} +alt_build_headers() { + if [[ -z ${ALT_BUILD_HEADERS} ]] ; then + ALT_BUILD_HEADERS=$(alt_headers) + if tc-is-cross-compiler ; then + ALT_BUILD_HEADERS=${SYSROOT}$(alt_headers) + if [[ ! -e ${ALT_BUILD_HEADERS}/linux/version.h ]] ; then + local header_path=$(echo '#include <linux/version.h>' | $(tc-getCPP ${CTARGET}) ${CFLAGS} 2>&1 | grep -o '[^"]*linux/version.h') + ALT_BUILD_HEADERS=${header_path%/linux/version.h} + fi + fi + fi + echo "${ALT_BUILD_HEADERS}" +} + +alt_libdir() { + echo $(alt_prefix)/$(get_libdir) +} +alt_usrlibdir() { + echo $(alt_prefix)/usr/$(get_libdir) +} + +builddir() { + echo "${WORKDIR}/build-${ABI}-${CTARGET}-$1" +} + +setup_target_flags() { + # This largely mucks with compiler flags. None of which should matter + # when building up just the headers. + just_headers && return 0 + + case $(tc-arch) in + x86) + # -march needed for #185404 #199334 + if ! glibc_compile_test "" 'void f(int i, void *p) {if (__sync_fetch_and_add(&i, 1)) f(i, p);}\nint main(){return 0;}\n' 2>/dev/null ; then + local t=${CTARGET_OPT:-${CTARGET}} + t=${t%%-*} + filter-flags '-march=*' + export CFLAGS="-march=${t} ${CFLAGS}" + einfo "Auto adding -march=${t} to CFLAGS #185404" + fi + ;; + amd64) + # -march needed for #185404 #199334 + if ! glibc_compile_test "${CFLAGS_x86}" 'void f(int i, void *p) {if (__sync_fetch_and_add(&i, 1)) f(i, p);}\nint main(){return 0;}\n' 2>/dev/null ; then + local t=${CTARGET_OPT:-${CTARGET}} + t=${t%%-*} + filter-flags '-march=*' + # ugly, ugly, ugly. ugly. + CFLAGS_x86=$(CFLAGS=${CFLAGS_x86} filter-flags '-march=*'; echo "${CFLAGS}") + export CFLAGS_x86="${CFLAGS_x86} -march=${t}" + einfo "Auto adding -march=${t} to CFLAGS_x86 #185404" + fi + ;; + ppc) + append-flags "-freorder-blocks" + ;; + sparc) + # Both sparc and sparc64 can use -fcall-used-g6. -g7 is bad, though. + filter-flags "-fcall-used-g7" + append-flags "-fcall-used-g6" + filter-flags "-mvis" + + GLIBCMAJOR=$(get_version_component_range 1 ${PV}) + GLIBCMINOR=$(get_version_component_range 2 ${PV}) + + # set CTARGET_OPT so glibc can use cpu-specific .S files for better performance + # - UltraSPARC T1 (niagara) support requires >= glibc 2.8 + # - UltraSPARC T2 (niagara2) support requires >= glibc 2.7 + + if is_crosscompile || [[ ${PROFILE_ARCH} == "sparc64" ]] || { has_multilib_profile && ! tc-is-cross-compiler; } ; then + case ${ABI}:${CTARGET} in + sparc64:*|\ + default:sparc64*) + filter-flags -Wa,-xarch -Wa,-A + + if is-flagq "-mcpu=niagara2" && [[ ${GLIBCMAJOR}.${GLIBCMINOR} > 2.7 ]] ; then + CTARGET_OPT="sparc64v2-unknown-linux-gnu" + append-flags "-Wa,-xarch=v9b" + export ASFLAGS="${ASFLAGS} -Wa,-xarch=v9b" + elif { is-flagq "-mcpu=niagara" || is-flagq "-mcpu=niagara2" ; } && [[ ${GLIBCMAJOR}.${GLIBCMINOR} > 2.6 ]] ; then + CTARGET_OPT="sparc64v-unknown-linux-gnu" + append-flags "-Wa,-xarch=v9b" + export ASFLAGS="${ASFLAGS} -Wa,-xarch=v9b" + elif is-flagq "-mcpu=ultrasparc3" || is-flagq "-mcpu=niagara" || is-flagq "-mcpu=niagara2"; then + CTARGET_OPT="sparc64b-unknown-linux-gnu" + append-flags "-Wa,-xarch=v9b" + export ASFLAGS="${ASFLAGS} -Wa,-xarch=v9b" + else + CTARGET_OPT="sparc64-unknown-linux-gnu" + append-flags "-Wa,-xarch=v9a" + export ASFLAGS="${ASFLAGS} -Wa,-xarch=v9a" + fi + ;; + *) + if is-flagq "-mcpu=niagara2" && [[ ${GLIBCMAJOR}.${GLIBCMINOR} > 2.7 ]] ; then + CTARGET_OPT="sparcv9v2-unknown-linux-gnu" + elif { is-flagq "-mcpu=niagara" || is-flagq "-mcpu=niagara2" ; } && [[ ${GLIBCMAJOR}.${GLIBCMINOR} > 2.6 ]] ; then + CTARGET_OPT="sparcv9v-unknown-linux-gnu" + elif is-flagq "-mcpu=ultrasparc3" || is-flagq "-mcpu=niagara" || is-flagq "-mcpu=niagara2"; then + CTARGET_OPT="sparcv9b-unknown-linux-gnu" + else + CTARGET_OPT="sparcv9-unknown-linux-gnu" + fi + ;; + esac + else + if is-flagq "-mcpu=niagara2" && [[ ${GLIBCMAJOR}.${GLIBCMINOR} > 2.7 ]] ; then + CTARGET_OPT="sparcv9v2-unknown-linux-gnu" + elif { is-flagq "-mcpu=niagara" || is-flagq "-mcpu=niagara2" ; } && [[ ${GLIBCMAJOR}.${GLIBCMINOR} > 2.6 ]] ; then + CTARGET_OPT="sparcv9v-unknown-linux-gnu" + elif is-flagq "-mcpu=ultrasparc3" || is-flagq "-mcpu=niagara" || is-flagq "-mcpu=niagara2"; then + CTARGET_OPT="sparcv9b-unknown-linux-gnu" + elif { is_crosscompile && want_nptl; } || is-flagq "-mcpu=ultrasparc2" || is-flagq "-mcpu=ultrasparc"; then + CTARGET_OPT="sparcv9-unknown-linux-gnu" + fi + fi + ;; + esac +} + +setup_flags() { + # Make sure host make.conf doesn't pollute us + if is_crosscompile || tc-is-cross-compiler ; then + CHOST=${CTARGET} strip-unsupported-flags + fi + + # Store our CFLAGS because it's changed depending on which CTARGET + # we are building when pulling glibc on a multilib profile + CFLAGS_BASE=${CFLAGS_BASE-${CFLAGS}} + CFLAGS=${CFLAGS_BASE} + CXXFLAGS_BASE=${CXXFLAGS_BASE-${CXXFLAGS}} + CXXFLAGS=${CXXFLAGS_BASE} + ASFLAGS_BASE=${ASFLAGS_BASE-${ASFLAGS}} + ASFLAGS=${ASFLAGS_BASE} + + # Over-zealous CFLAGS can often cause problems. What may work for one + # person may not work for another. To avoid a large influx of bugs + # relating to failed builds, we strip most CFLAGS out to ensure as few + # problems as possible. + strip-flags + strip-unsupported-flags + filter-flags -m32 -m64 -mabi=* + + # Bug 492892. + filter-flags -frecord-gcc-switches + + unset CBUILD_OPT CTARGET_OPT + if use multilib ; then + CTARGET_OPT=$(get_abi_CTARGET) + [[ -z ${CTARGET_OPT} ]] && CTARGET_OPT=$(get_abi_CHOST) + fi + + setup_target_flags + + if [[ -n ${CTARGET_OPT} && ${CBUILD} == ${CHOST} ]] && ! is_crosscompile; then + CBUILD_OPT=${CTARGET_OPT} + fi + + # Lock glibc at -O2 -- linuxthreads needs it and we want to be + # conservative here. -fno-strict-aliasing is to work around #155906 + filter-flags -O? + append-flags -O2 -fno-strict-aliasing + + # Can't build glibc itself with fortify code. Newer versions add + # this flag for us, so no need to do it manually. + version_is_at_least 2.16 ${PV} || append-cppflags -U_FORTIFY_SOURCE + + # building glibc with SSP is fraught with difficulty, especially + # due to __stack_chk_fail_local which would mean significant changes + # to the glibc build process. See bug #94325 #293721 + # Note we have to handle both user-given CFLAGS and gcc defaults via + # spec rules here. We can't simply add -fno-stack-protector as it gets + # added before user flags, and we can't just filter-flags because + # _filter_hardened doesn't support globs. + filter-flags -fstack-protector* + gcc-specs-ssp && append-flags $(test-flags -fno-stack-protector) + + if use hardened && gcc-specs-pie ; then + # Force PIC macro definition for all compilations since they're all + # either -fPIC or -fPIE with the default-PIE compiler. + append-cppflags -DPIC + else + # Don't build -fPIE without the default-PIE compiler and the + # hardened-pie patch + filter-flags -fPIE + fi +} + +want_nptl() { + [[ -z ${LT_VER} ]] && return 0 + want_tls || return 1 + use nptl || return 1 + + # Older versions of glibc had incomplete arch support for nptl. + # But if you're building those now, you can handle USE=nptl yourself. + return 0 +} + +want_linuxthreads() { + [[ -z ${LT_VER} ]] && return 1 + use linuxthreads +} + +want_tls() { + # Archs that can use TLS (Thread Local Storage) + case $(tc-arch) in + x86) + # requires i486 or better #106556 + [[ ${CTARGET} == i[4567]86* ]] && return 0 + return 1 + ;; + esac + + return 0 +} + +want__thread() { + want_tls || return 1 + + # For some reason --with-tls --with__thread is causing segfaults on sparc32. + [[ ${PROFILE_ARCH} == "sparc" ]] && return 1 + + [[ -n ${WANT__THREAD} ]] && return ${WANT__THREAD} + + # only test gcc -- cant test linking yet + tc-has-tls -c ${CTARGET} + WANT__THREAD=$? + + return ${WANT__THREAD} +} + +use_multiarch() { + # Make sure binutils is new enough to support indirect functions #336792 + # This funky sed supports gold and bfd linkers. + local bver nver + bver=$($(tc-getLD ${CTARGET}) -v | sed -n -r '1{s:[^0-9]*::;s:^([0-9.]*).*:\1:;p}') + case $(tc-arch ${CTARGET}) in + amd64|x86) nver="2.20" ;; + arm) nver="2.22" ;; + hppa) nver="2.23" ;; + ppc|ppc64) nver="2.20" ;; + # ifunc was added in 2.23, but glibc also needs machinemode which is in 2.24. + s390) nver="2.24" ;; + sparc) nver="2.21" ;; + *) return 1 ;; + esac + version_is_at_least ${nver} ${bver} +} + +# Setup toolchain variables that had historically +# been defined in the profiles for these archs. +setup_env() { + # silly users + unset LD_RUN_PATH + unset LD_ASSUME_KERNEL + + multilib_env ${CTARGET_OPT:-${CTARGET}} + if is_crosscompile || tc-is-cross-compiler ; then + if ! use multilib ; then + MULTILIB_ABIS=${DEFAULT_ABI} + else + MULTILIB_ABIS=${MULTILIB_ABIS:-${DEFAULT_ABI}} + fi + + # If the user has CFLAGS_<CTARGET> in their make.conf, use that, + # and fall back on CFLAGS. + local VAR=CFLAGS_${CTARGET//[-.]/_} + CFLAGS=${!VAR-${CFLAGS}} + fi + + setup_flags + + export ABI=${ABI:-${DEFAULT_ABI:-default}} + + local VAR=CFLAGS_${ABI} + # We need to export CFLAGS with abi information in them because glibc's + # configure script checks CFLAGS for some targets (like mips). Keep + # around the original clean value to avoid appending multiple ABIs on + # top of each other. + : ${__GLIBC_CC:=$(tc-getCC ${CTARGET_OPT:-${CTARGET}})} + export __GLIBC_CC CC="${__GLIBC_CC} ${!VAR}" +} + +foreach_abi() { + setup_env + + local ret=0 + local abilist="" + if use multilib ; then + abilist=$(get_install_abis) + else + abilist=${DEFAULT_ABI} + fi + evar_push ABI + export ABI + for ABI in ${abilist:-default} ; do + setup_env + einfo "Running $1 for ABI ${ABI}" + $1 + : $(( ret |= $? )) + done + evar_pop + return ${ret} +} + +just_headers() { + is_crosscompile && use crosscompile_opts_headers-only +} + +glibc_banner() { + local b="Gentoo ${PVR}" + [[ -n ${SNAP_VER} ]] && b+=" snapshot ${SNAP_VER}" + [[ -n ${BRANCH_UPDATE} ]] && b+=" branch ${BRANCH_UPDATE}" + [[ -n ${PATCH_VER} ]] && ! use vanilla && b+=" p${PATCH_VER}" + echo "${b}" +} diff --git a/sys-libs/glibc/files/eblits/pkg_postinst.eblit b/sys-libs/glibc/files/eblits/pkg_postinst.eblit new file mode 100644 index 0000000..9e5447d --- /dev/null +++ b/sys-libs/glibc/files/eblits/pkg_postinst.eblit @@ -0,0 +1,27 @@ +# Copyright 1999-2012 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/pkg_postinst.eblit,v 1.2 2012/04/15 20:04:44 vapier Exp $ + +eblit-glibc-pkg_postinst() { + # nothing to do if just installing headers + just_headers && return + + if ! tc-is-cross-compiler && [[ -x ${ROOT}/usr/sbin/iconvconfig ]] ; then + # Generate fastloading iconv module configuration file. + "${ROOT}"/usr/sbin/iconvconfig --prefix="${ROOT}" + fi + + if ! is_crosscompile && [[ ${ROOT} == "/" ]] ; then + # Reload init ... if in a chroot or a diff init package, ignore + # errors from this step #253697 + /sbin/telinit U 2>/dev/null + + # if the host locales.gen contains no entries, we'll install everything + local locale_list="${ROOT}etc/locale.gen" + if [[ -z $(locale-gen --list --config "${locale_list}") ]] ; then + ewarn "Generating all locales; edit /etc/locale.gen to save time/space" + locale_list="${ROOT}usr/share/i18n/SUPPORTED" + fi + locale-gen -j $(makeopts_jobs) --config "${locale_list}" + fi +} diff --git a/sys-libs/glibc/files/eblits/pkg_preinst.eblit b/sys-libs/glibc/files/eblits/pkg_preinst.eblit new file mode 100644 index 0000000..0fcb24a --- /dev/null +++ b/sys-libs/glibc/files/eblits/pkg_preinst.eblit @@ -0,0 +1,69 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/pkg_preinst.eblit,v 1.13 2014/08/10 03:35:56 vapier Exp $ + +# Simple test to make sure our new glibc isnt completely broken. +# Make sure we don't test with statically built binaries since +# they will fail. Also, skip if this glibc is a cross compiler. +# +# If coreutils is built with USE=multicall, some of these files +# will just be wrapper scripts, not actual ELFs we can test. +glibc_sanity_check() { + cd / #228809 + + # We enter ${D} so to avoid trouble if the path contains + # special characters; for instance if the path contains the + # colon character (:), then the linker will try to split it + # and look for the libraries in an unexpected place. This can + # lead to unsafe code execution if the generated prefix is + # within a world-writable directory. + # (e.g. /var/tmp/portage:${HOSTNAME}) + pushd "${ED}"/$(get_libdir) >/dev/null + + local x striptest + for x in cal date env free ls true uname uptime ; do + x=$(type -p ${x}) + [[ -z ${x} || ${x} != ${EPREFIX}/* ]] && continue + striptest=$(LC_ALL="C" file -L ${x} 2>/dev/null) || continue + case ${striptest} in + *"statically linked"*) continue;; + *"ASCII text"*) continue;; + esac + ./ld-*.so --library-path . ${x} > /dev/null \ + || die "simple run test (${x}) failed" + done + + popd >/dev/null +} + +eblit-glibc-pkg_preinst() { + # nothing to do if just installing headers + just_headers && return + + # prepare /etc/ld.so.conf.d/ for files + mkdir -p "${EROOT}"/etc/ld.so.conf.d + + # Default /etc/hosts.conf:multi to on for systems with small dbs. + if [[ $(wc -l < "${EROOT}"/etc/hosts) -lt 1000 ]] ; then + sed -i '/^multi off/s:off:on:' "${ED}"/etc/host.conf + elog "Defaulting /etc/host.conf:multi to on" + fi + + [[ ${ROOT} != "/" ]] && return 0 + [[ -d ${D}/$(get_libdir) ]] || return 0 + glibc_sanity_check + + # Make sure devpts is mounted correctly for use w/out setuid pt_chown. + if in_iuse suid && ! use suid ; then + if awk '$3 == "devpts" && $4 ~ /[, ]gid=5[, ]/ { exit 1 }' /proc/mounts ; then + eerror "In order to use glibc with USE=-suid, you must make sure that" + eerror "you have devpts mounted at /dev/pts with the gid=5 option." + eerror "Openrc should do this for you, so you should check /etc/fstab" + eerror "and make sure you do not have any invalid settings there." + # Do not die on older kernels as devpts did not export these settings #489520. + if version_is_at_least 2.6.25 $(uname -r) ; then + die "mount & fix your /dev/pts settings" + fi + fi + fi +} diff --git a/sys-libs/glibc/files/eblits/pkg_setup.eblit b/sys-libs/glibc/files/eblits/pkg_setup.eblit new file mode 100644 index 0000000..7701a56 --- /dev/null +++ b/sys-libs/glibc/files/eblits/pkg_setup.eblit @@ -0,0 +1,125 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/pkg_setup.eblit,v 1.14 2014/10/17 17:30:04 vapier Exp $ + +glibc_compile_test() { + local ret save_cflags=${CFLAGS} + CFLAGS+=" $1" + shift + + pushd "${T}" >/dev/null + + rm -f glibc-test* + printf '%b' "$*" > glibc-test.c + + _nonfatal emake -s glibc-test + ret=$? + + popd >/dev/null + + CFLAGS=${save_cflags} + return ${ret} +} + +glibc_run_test() { + local ret + + if [[ ${EMERGE_FROM} == "binary" ]] ; then + # ignore build failures when installing a binary package #324685 + glibc_compile_test "" "$@" 2>/dev/null || return 0 + else + if ! glibc_compile_test "" "$@" ; then + ewarn "Simple build failed ... assuming this is desired #324685" + return 0 + fi + fi + + pushd "${T}" >/dev/null + + ./glibc-test + ret=$? + rm -f glibc-test* + + popd >/dev/null + + return ${ret} +} + +eblit-glibc-pkg_setup() { + # prevent native builds from downgrading ... maybe update to allow people + # to change between diff -r versions ? (2.3.6-r4 -> 2.3.6-r2) + if [[ ${MERGE_TYPE} != "buildonly" ]] && \ + [[ ${ROOT} == "/" ]] && \ + [[ ${CBUILD} == ${CHOST} ]] && \ + [[ ${CHOST} == ${CTARGET} ]] ; then + if has_version '>'${CATEGORY}/${PF} ; then + eerror "Sanity check to keep you from breaking your system:" + eerror " Downgrading glibc is not supported and a sure way to destruction" +# die "aborting to save your system" + fi + + if ! glibc_run_test '#include <pwd.h>\nint main(){return getpwuid(0)==0;}\n' + then + eerror "Your patched vendor kernel is broken. You need to get an" + eerror "update from whoever is providing the kernel to you." + eerror "http://sourceware.org/bugzilla/show_bug.cgi?id=5227" + eerror "http://bugs.gentoo.org/262698" + die "keeping your system alive, say thank you" + fi + + if ! glibc_run_test '#include <unistd.h>\n#include <sys/syscall.h>\nint main(){return syscall(1000)!=-1;}\n' + then + eerror "Your old kernel is broken. You need to update it to" + eerror "a newer version as syscall(<bignum>) will break." + eerror "http://bugs.gentoo.org/279260" + die "keeping your system alive, say thank you" + fi + fi + + # users have had a chance to phase themselves, time to give em the boot + if [[ -e ${EROOT}/etc/locale.gen ]] && [[ -e ${EROOT}/etc/locales.build ]] ; then + eerror "You still haven't deleted ${EROOT}/etc/locales.build." + eerror "Do so now after making sure ${EROOT}/etc/locale.gen is kosher." + die "lazy upgrader detected" + fi + + if [[ ${CTARGET} == i386-* ]] ; then + eerror "i386 CHOSTs are no longer supported." + eerror "Chances are you don't actually want/need i386." + eerror "Please read http://www.gentoo.org/doc/en/change-chost.xml" + die "please fix your CHOST" + fi + + if [[ -e /proc/xen ]] && [[ $(tc-arch) == "x86" ]] && ! is-flag -mno-tls-direct-seg-refs ; then + ewarn "You are using Xen but don't have -mno-tls-direct-seg-refs in your CFLAGS." + ewarn "This will result in a 50% performance penalty when running with a 32bit" + ewarn "hypervisor, which is probably not what you want." + fi + + use hardened && ! gcc-specs-pie && \ + ewarn "PIE hardening not applied, as your compiler doesn't default to PIE" + + # Make sure host system is up to date #394453 + if has_version '<sys-libs/glibc-2.13' && \ + [[ -n $(scanelf -qys__guard -F'#s%F' "${EROOT}"/lib*/l*-*.so) ]] + then + ebegin "Scanning system for __guard to see if you need to rebuild first ..." + local files=$( + scanelf -qys__guard -F'#s%F' \ + "${EROOT}"/*bin/ \ + "${EROOT}"/lib* \ + "${EROOT}"/usr/*bin/ \ + "${EROOT}"/usr/lib* | \ + egrep -v \ + -e "^${EROOT}/lib.*/(libc|ld)-2.*.so$" \ + -e "^${EROOT}/sbin/(ldconfig|sln)$" + ) + [[ -z ${files} ]] + if ! eend $? ; then + eerror "Your system still has old SSP __guard symbols. You need to" + eerror "rebuild all the packages that provide these files first:" + eerror "${files}" + die "old __guard detected" + fi + fi +} diff --git a/sys-libs/glibc/files/eblits/src_compile.eblit b/sys-libs/glibc/files/eblits/src_compile.eblit new file mode 100644 index 0000000..7704d83 --- /dev/null +++ b/sys-libs/glibc/files/eblits/src_compile.eblit @@ -0,0 +1,24 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/src_compile.eblit,v 1.45 2014/09/10 18:45:21 vapier Exp $ + +[[ ${EAPI:-0} == [01] ]] && source "${FILESDIR}/eblits/src_configure.eblit" + +toolchain-glibc_src_compile() { + local t + for t in linuxthreads nptl ; do + if want_${t} ; then + [[ ${EAPI:-0} == [01] ]] && glibc_do_configure ${t} + emake -C "$(builddir ${t})" || die "make ${t} for ${ABI} failed" + fi + done +} + +eblit-glibc-src_compile() { + if just_headers ; then + [[ ${EAPI:-0} == [01] ]] && toolchain-glibc_headers_configure + return + fi + + foreach_abi toolchain-glibc_src_compile +} diff --git a/sys-libs/glibc/files/eblits/src_configure.eblit b/sys-libs/glibc/files/eblits/src_configure.eblit new file mode 100644 index 0000000..5a85488 --- /dev/null +++ b/sys-libs/glibc/files/eblits/src_configure.eblit @@ -0,0 +1,252 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/src_configure.eblit,v 1.3 2014/12/31 08:20:02 vapier Exp $ + +dump_toolchain_settings() { + echo + + einfo "$*" + + local v + for v in ABI CBUILD CHOST CTARGET CBUILD_OPT CTARGET_OPT CC {AS,C,CPP,CXX,LD}FLAGS ; do + einfo " $(printf '%15s' ${v}:) ${!v}" + done + + export CC=$(tc-getCC ${CTARGET}) + # Glibc does not work with gold (for various reasons) #269274. + if $(tc-getLD ${CTARGET}) --version | grep -q 'GNU gold' ; then + local d="${T}/bfd-linker" + mkdir -p "${d}" + ln -sf $(which ${CTARGET}-ld.bfd) "${d}"/ld + CC+=" -B${d}" + fi + einfo " $(printf '%15s' 'Manual CC:') ${CC}" + echo +} + +glibc_do_configure() { + dump_toolchain_settings "Configuring glibc for $1" + + local myconf=() + + # set addons + pushd "${S}" > /dev/null + local addons=$(echo */configure | sed \ + -e 's:/configure::g' \ + -e 's:\(linuxthreads\|nptl\|rtkaio\|glibc-compat\)\( \|$\)::g' \ + -e 's: \+$::' \ + -e 's! !,!g' \ + -e 's!^!,!' \ + -e '/^,\*$/d') + [[ -d ports ]] && addons+=",ports" + popd > /dev/null + + myconf+=( $(use_enable hardened stackguard-randomization) ) + if has_version '<sys-libs/glibc-2.13' ; then + myconf+=( --enable-old-ssp-compat ) + fi + + [[ $(tc-is-softfloat) == "yes" ]] && myconf+=( --without-fp ) + + if [[ $1 == "linuxthreads" ]] ; then + if want_tls ; then + myconf+=( --with-tls ) + + if ! want__thread || use glibc-compat20 || [[ ${LT_KER_VER} == 2.[02].* ]] ; then + myconf+=( --without-__thread ) + else + myconf+=( --with-__thread ) + fi + else + myconf+=( --without-tls --without-__thread ) + fi + + myconf+=( --disable-sanity-checks ) + addons="linuxthreads${addons}" + myconf+=( --enable-kernel=${LT_KER_VER} ) + elif [[ $1 == "nptl" ]] ; then + # Newer versions require nptl, so there is no addon for it. + version_is_at_least 2.20 || addons="nptl${addons}" + myconf+=( --enable-kernel=${NPTL_KERN_VER} ) + else + die "invalid pthread option" + fi + myconf+=( --enable-add-ons="${addons#,}" ) + + # Since SELinux support is only required for nscd, only enable it if: + # 1. USE selinux + # 2. only for the primary ABI on multilib systems + # 3. Not a crosscompile + if ! is_crosscompile && use selinux ; then + if use multilib ; then + if is_final_abi ; then + myconf+=( --with-selinux ) + else + myconf+=( --without-selinux ) + fi + else + myconf+=( --with-selinux ) + fi + else + myconf+=( --without-selinux ) + fi + + # Force a few tests where we always know the answer but + # configure is incapable of finding it. + if is_crosscompile ; then + export \ + libc_cv_c_cleanup=yes \ + libc_cv_forced_unwind=yes + fi + + myconf+=( + --without-cvs + --enable-bind-now + --build=${CBUILD_OPT:-${CBUILD}} + --host=${CTARGET_OPT:-${CTARGET}} + $(use_enable profile) + $(use_with gd) + --with-headers=$(alt_build_headers) + --prefix=/usr + --libdir=/usr/$(get_libdir) + --mandir=/usr/share/man + --infodir=/usr/share/info + --libexecdir=/usr/$(get_libdir)/misc/glibc + --with-bugurl=http://bugs.gentoo.org/ + --with-pkgversion="$(glibc_banner)" + $(use_multiarch || echo --disable-multi-arch) + --enable-obsolete-rpc + $(in_iuse systemtap && use_enable systemtap) + $(in_iuse nscd && use_enable nscd) + ${EXTRA_ECONF} + ) + + # There is no configure option for this and we need to export it + # since the glibc build will re-run configure on itself + export libc_cv_slibdir=/$(get_libdir) + + # We take care of patching our binutils to use both hash styles, + # and many people like to force gnu hash style only, so disable + # this overriding check. #347761 + export libc_cv_hashstyle=no + + # Overtime, generating info pages can be painful. So disable this for + # versions older than the latest stable to avoid the issue (this ver + # should be updated from time to time). #464394 #465816 + if ! version_is_at_least 2.17 ; then + export ac_cv_prog_MAKEINFO=: + fi + + local builddir=$(builddir "$1") + mkdir -p "${builddir}" + cd "${builddir}" + set -- "${S}"/configure "${myconf[@]}" + echo "$@" + "$@" || die "failed to configure glibc" + + # ia64 static cross-compilers are a pita in so much that they + # can't produce static ELFs (as the libgcc.a is broken). so + # disable building of the programs for those targets if it + # doesn't work. + # XXX: We could turn this into a compiler test, but ia64 is + # the only one that matters, so this should be fine for now. + if is_crosscompile && [[ ${CTARGET} == ia64* ]] ; then + sed -i '1i+link-static = touch $@' config.make + fi + + # If we're trying to migrate between ABI sets, we need + # to lie and use a local copy of gcc. Like if the system + # is built with MULTILIB_ABIS="amd64 x86" but we want to + # add x32 to it, gcc/glibc don't yet support x32. + if [[ -n ${GCC_BOOTSTRAP_VER} ]] && use multilib ; then + echo 'main(){}' > "${T}"/test.c + if ! $(tc-getCC ${CTARGET}) ${CFLAGS} ${LDFLAGS} "${T}"/test.c -Wl,-emain -lgcc 2>/dev/null ; then + sed -i -e '/^CC = /s:$: -B$(objdir)/../'"gcc-${GCC_BOOTSTRAP_VER}/${ABI}:" config.make || die + mkdir -p sunrpc + cp $(which rpcgen) sunrpc/cross-rpcgen || die + touch -t 202001010101 sunrpc/cross-rpcgen || die + fi + fi +} + +toolchain-glibc_headers_configure() { + export ABI=default + + local builddir=$(builddir "headers") + mkdir -p "${builddir}" + cd "${builddir}" + + # if we don't have a compiler yet, we cant really test it now ... + # hopefully they don't affect header geneation, so let's hope for + # the best here ... + local v vars=( + ac_cv_header_cpuid_h=yes + libc_cv_{386,390,alpha,arm,hppa,ia64,mips,{powerpc,sparc}{,32,64},sh,x86_64}_tls=yes + libc_cv_asm_cfi_directives=yes + libc_cv_broken_visibility_attribute=no + libc_cv_c_cleanup=yes + libc_cv_forced_unwind=yes + libc_cv_gcc___thread=yes + libc_cv_mlong_double_128=yes + libc_cv_mlong_double_128ibm=yes + libc_cv_ppc_machine=yes + libc_cv_ppc_rel16=yes + libc_cv_predef_{fortify_source,stack_protector}=no + libc_cv_visibility_attribute=yes + libc_cv_z_combreloc=yes + libc_cv_z_execstack=yes + libc_cv_z_initfirst=yes + libc_cv_z_nodelete=yes + libc_cv_z_nodlopen=yes + libc_cv_z_relro=yes + libc_mips_abi=${ABI} + libc_mips_float=$([[ $(tc-is-softfloat) == "yes" ]] && echo soft || echo hard) + ) + einfo "Forcing cached settings:" + for v in "${vars[@]}" ; do + einfo " ${v}" + export ${v} + done + + local ports="" myconf=() + myconf+=( + --disable-sanity-checks + --enable-hacker-mode + --without-cvs + --enable-bind-now + --build=${CBUILD_OPT:-${CBUILD}} + --host=${CTARGET_OPT:-${CTARGET}} + --with-headers=$(alt_build_headers) + --prefix=/usr + ${EXTRA_ECONF} + ) + + local addons + [[ -d ${S}/ports ]] && addons+=",ports" + # Newer versions require nptl, so there is no addon for it. + version_is_at_least 2.20 || addons+=",nptl" + myconf+=( --enable-add-ons="${addons#,}" ) + + # Nothing is compiled here which would affect the headers for the target. + # So forcing CC/CFLAGS is sane. + set -- "${S}"/configure "${myconf[@]}" + echo "$@" + CC="$(tc-getBUILD_CC)" \ + CFLAGS="-O1 -pipe" \ + CPPFLAGS="-U_FORTIFY_SOURCE" \ + LDFLAGS="" \ + "$@" || die "failed to configure glibc" +} + +toolchain-glibc_src_configure() { + if just_headers ; then + toolchain-glibc_headers_configure + else + want_linuxthreads && glibc_do_configure linuxthreads + want_nptl && glibc_do_configure nptl + fi +} + +eblit-glibc-src_configure() { + foreach_abi toolchain-glibc_src_configure +} diff --git a/sys-libs/glibc/files/eblits/src_install.eblit b/sys-libs/glibc/files/eblits/src_install.eblit new file mode 100644 index 0000000..8030d93 --- /dev/null +++ b/sys-libs/glibc/files/eblits/src_install.eblit @@ -0,0 +1,244 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/src_install.eblit,v 1.38 2014/09/10 18:15:55 vapier Exp $ + +toolchain-glibc_src_install() { + local builddir=$(builddir $(want_linuxthreads && echo linuxthreads || echo nptl)) + cd "${builddir}" + + emake install_root="${D}$(alt_prefix)" install || die + + if want_linuxthreads && want_nptl ; then + einfo "Installing NPTL to $(alt_libdir)/tls/..." + cd "$(builddir nptl)" + dodir $(alt_libdir)/tls $(alt_usrlibdir)/nptl + + local l src_lib + for l in libc libm librt libpthread libthread_db ; do + # take care of shared lib first ... + l=${l}.so + if [[ -e ${l} ]] ; then + src_lib=${l} + else + src_lib=$(eval echo */${l}) + fi + cp -a ${src_lib} "${ED}"$(alt_libdir)/tls/${l} || die "copying nptl ${l}" + fperms a+rx $(alt_libdir)/tls/${l} + dosym ${l} $(alt_libdir)/tls/$(scanelf -qSF'%S#F' ${src_lib}) + + # then grab the linker script or the symlink ... + if [[ -L ${ED}$(alt_usrlibdir)/${l} ]] ; then + dosym $(alt_libdir)/tls/${l} $(alt_usrlibdir)/nptl/${l} + else + sed \ + -e "s:/${l}:/tls/${l}:g" \ + -e "s:/${l/%.so/_nonshared.a}:/nptl/${l/%.so/_nonshared.a}:g" \ + "${ED}"$(alt_usrlibdir)/${l} > "${ED}"$(alt_usrlibdir)/nptl/${l} + fi + + # then grab the static lib ... + src_lib=${src_lib/%.so/.a} + [[ ! -e ${src_lib} ]] && src_lib=${src_lib/%.a/_pic.a} + cp -a ${src_lib} "${ED}"$(alt_usrlibdir)/nptl/ || die "copying nptl ${src_lib}" + src_lib=${src_lib/%.a/_nonshared.a} + if [[ -e ${src_lib} ]] ; then + cp -a ${src_lib} "${ED}"$(alt_usrlibdir)/nptl/ || die "copying nptl ${src_lib}" + fi + done + + # use the nptl linker instead of the linuxthreads one as the linuxthreads + # one may lack TLS support and that can be really bad for business + cp -a elf/ld.so "${ED}"$(alt_libdir)/$(scanelf -qSF'%S#F' elf/ld.so) || die "copying nptl interp" + fi + + # We'll take care of the cache ourselves + rm -f "${ED}"/etc/ld.so.cache + + # Everything past this point just needs to be done once ... + is_final_abi || return 0 + + # Make sure the non-native interp can be found on multilib systems even + # if the main library set isn't installed into the right place. Maybe + # we should query the active gcc for info instead of hardcoding it ? + local i ldso_abi ldso_name + local ldso_abi_list=( + # x86 + amd64 /lib64/ld-linux-x86-64.so.2 + x32 /libx32/ld-linux-x32.so.2 + x86 /lib/ld-linux.so.2 + # mips + o32 /lib/ld.so.1 + n32 /lib32/ld.so.1 + n64 /lib64/ld.so.1 + # powerpc + ppc /lib/ld.so.1 + ppc64 /lib64/ld64.so.1 + # s390 + s390 /lib/ld.so.1 + s390x /lib/ld64.so.1 + # sparc + sparc32 /lib/ld-linux.so.2 + sparc64 /lib64/ld-linux.so.2 + ) + case $(tc-endian) in + little) + ldso_abi_list+=( + # arm + arm64 /lib/ld-linux-aarch64.so.1 + ) + ;; + big) + ldso_abi_list+=( + # arm + arm64 /lib/ld-linux-aarch64_be.so.1 + ) + ;; + esac + if [[ ${SYMLINK_LIB} == "yes" ]] && [[ ! -e ${ED}/$(alt_prefix)/lib ]] ; then + dosym $(get_abi_LIBDIR ${DEFAULT_ABI}) $(alt_prefix)/lib + fi + for (( i = 0; i < ${#ldso_abi_list[@]}; i += 2 )) ; do + ldso_abi=${ldso_abi_list[i]} + has ${ldso_abi} $(get_install_abis) || continue + + ldso_name="$(alt_prefix)${ldso_abi_list[i+1]}" + if [[ ! -L ${D}/${ldso_name} && ! -e ${D}/${ldso_name} ]] ; then + dosym ../$(get_abi_LIBDIR ${ldso_abi})/${ldso_name##*/} ${ldso_name} + fi + done + + # With devpts under Linux mounted properly, we do not need the pt_chown + # binary to be setuid. This is because the default owners/perms will be + # exactly what we want. + if in_iuse suid && ! use suid ; then + find "${D}" -name pt_chown -exec chmod -s {} + + fi + + ################################################################# + # EVERYTHING AFTER THIS POINT IS FOR NATIVE GLIBC INSTALLS ONLY # + # Make sure we install some symlink hacks so that when we build + # a 2nd stage cross-compiler, gcc finds the target system + # headers correctly. See gcc/doc/gccinstall.info + if is_crosscompile ; then + # We need to make sure that /lib and /usr/lib always exists. + # gcc likes to use relative paths to get to its multilibs like + # /usr/lib/../lib64/. So while we don't install any files into + # /usr/lib/, we do need it to exist. + cd "${ED}"$(alt_libdir)/.. + [[ -e lib ]] || mkdir lib + cd "${ED}"$(alt_usrlibdir)/.. + [[ -e lib ]] || mkdir lib + + dosym usr/include $(alt_prefix)/sys-include + return 0 + fi + + # Files for Debian-style locale updating + dodir /usr/share/i18n + sed \ + -e "/^#/d" \ + -e "/SUPPORTED-LOCALES=/d" \ + -e "s: \\\\::g" -e "s:/: :g" \ + "${S}"/localedata/SUPPORTED > "${ED}"/usr/share/i18n/SUPPORTED \ + || die "generating /usr/share/i18n/SUPPORTED failed" + cd "${WORKDIR}"/extra/locale + dosbin locale-gen || die + doman *.[0-8] + insinto /etc + doins locale.gen || die + + # Make sure all the ABI's can find the locales and so we only + # have to generate one set + local a + keepdir /usr/$(get_libdir)/locale + for a in $(get_install_abis) ; do + if [[ ! -e ${ED}/usr/$(get_abi_LIBDIR ${a})/locale ]] ; then + dosym /usr/$(get_libdir)/locale /usr/$(get_abi_LIBDIR ${a})/locale + fi + done + + cd "${S}" + + # Install misc network config files + insinto /etc + doins nscd/nscd.conf posix/gai.conf nss/nsswitch.conf || die + doins "${WORKDIR}"/extra/etc/*.conf || die + + if ! in_iuse nscd || use nscd ; then + doinitd "${WORKDIR}"/extra/etc/nscd || die + + local nscd_args=( + -e "s:@PIDFILE@:$(strings "${ED}"/usr/sbin/nscd | grep nscd.pid):" + ) + version_is_at_least 2.16 || nscd_args+=( -e 's: --foreground : :' ) + sed -i "${nscd_args[@]}" "${ED}"/etc/init.d/nscd + + # Newer versions of glibc include the nscd.service themselves. + # TODO: Drop the $FILESDIR copy once 2.19 goes stable. + if version_is_at_least 2.19 ; then + systemd_dounit nscd/nscd.service || die + systemd_newtmpfilesd nscd/nscd.tmpfiles nscd.conf || die + else + systemd_dounit "${FILESDIR}"/nscd.service || die + systemd_newtmpfilesd "${FILESDIR}"/nscd.tmpfilesd nscd.conf || die + fi + else + # Do this since extra/etc/*.conf above might have nscd.conf. + rm -f "${ED}"/etc/nscd.conf + fi + + echo 'LDPATH="include ld.so.conf.d/*.conf"' > "${T}"/00glibc + doenvd "${T}"/00glibc || die + + for d in BUGS ChangeLog* CONFORMANCE FAQ NEWS NOTES PROJECTS README* ; do + [[ -s ${d} ]] && dodoc ${d} + done + + # Prevent overwriting of the /etc/localtime symlink. We'll handle the + # creation of the "factory" symlink in pkg_postinst(). + rm -f "${ED}"/etc/localtime +} + +toolchain-glibc_headers_install() { + local builddir=$(builddir "headers") + cd "${builddir}" + emake install_root="${D}$(alt_prefix)" install-headers || die + if ! version_is_at_least 2.16 ; then + insinto $(alt_headers)/bits + doins bits/stdio_lim.h || die + fi + insinto $(alt_headers)/gnu + doins "${S}"/include/gnu/stubs.h || die "doins include gnu" + # Make sure we install the sys-include symlink so that when + # we build a 2nd stage cross-compiler, gcc finds the target + # system headers correctly. See gcc/doc/gccinstall.info + dosym usr/include /usr/${CTARGET}/sys-include +} + +src_strip() { + # gdb is lame and requires some debugging information to remain in + # libpthread, so we need to strip it by hand. libthread_db makes no + # sense stripped as it is only used when debugging. + local pthread=$(has splitdebug ${FEATURES} && echo "libthread_db" || echo "lib{pthread,thread_db}") + env \ + -uRESTRICT \ + CHOST=${CTARGET} \ + STRIP_MASK="/*/{,tls/}${pthread}*" \ + prepallstrip + # if user has stripping enabled and does not have split debug turned on, + # then leave the debugging sections in libpthread. + if ! has nostrip ${FEATURES} && ! has splitdebug ${FEATURES} ; then + ${STRIP:-${CTARGET}-strip} --strip-debug "${ED}"/*/libpthread-*.so + fi +} + +eblit-glibc-src_install() { + if just_headers ; then + export ABI=default + toolchain-glibc_headers_install + return + fi + + foreach_abi toolchain-glibc_src_install + src_strip +} diff --git a/sys-libs/glibc/files/eblits/src_prepare.eblit b/sys-libs/glibc/files/eblits/src_prepare.eblit new file mode 100644 index 0000000..dc57fae --- /dev/null +++ b/sys-libs/glibc/files/eblits/src_prepare.eblit @@ -0,0 +1,63 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/src_prepare.eblit,v 1.1 2014/09/10 05:59:03 vapier Exp $ + +eblit-glibc-src_prepare() { + # XXX: We should do the branchupdate, before extracting the manpages and + # infopages else it does not help much (mtimes change if there is a change + # to them with branchupdate) + if [[ -n ${BRANCH_UPDATE} ]] ; then + epatch "${DISTDIR}"/glibc-${RELEASE_VER}-branch-update-${BRANCH_UPDATE}.patch.bz2 + + # Snapshot date patch + einfo "Patching version to display snapshot date ..." + sed -i -e "s:\(#define RELEASE\).*:\1 \"${BRANCH_UPDATE}\":" version.h + fi + + # tag, glibc is it + if ! version_is_at_least 2.17 ; then + [[ -e csu/Banner ]] && die "need new banner location" + glibc_banner > csu/Banner + fi + if [[ -n ${PATCH_VER} ]] && ! use vanilla ; then + EPATCH_MULTI_MSG="Applying Gentoo Glibc Patchset ${RELEASE_VER}-${PATCH_VER} ..." \ + EPATCH_EXCLUDE=${GLIBC_PATCH_EXCLUDE} \ + EPATCH_SUFFIX="patch" \ + ARCH=$(tc-arch) \ + epatch "${WORKDIR}"/patches + fi + + if just_headers ; then + if [[ -e ports/sysdeps/mips/preconfigure ]] ; then + # mips peeps like to screw with us. if building headers, + # we don't have a real compiler, so we can't let them + # insert -mabi on us. + sed -i '/CPPFLAGS=.*-mabi/s|.*|:|' ports/sysdeps/mips/preconfigure || die + find ports/sysdeps/mips/ -name Makefile -exec sed -i '/^CC.*-mabi=/s:-mabi=.*:-D_MIPS_SZPTR=32:' {} + + fi + fi + + epatch_user + + gnuconfig_update + + # Glibc is stupid sometimes, and doesn't realize that with a + # static C-Only gcc, -lgcc_eh doesn't exist. + # http://sourceware.org/ml/libc-alpha/2003-09/msg00100.html + # http://sourceware.org/ml/libc-alpha/2005-02/msg00042.html + # But! Finally fixed in recent versions: + # http://sourceware.org/ml/libc-alpha/2012-05/msg01865.html + if ! version_is_at_least 2.16 ; then + echo 'int main(){}' > "${T}"/gcc_eh_test.c + if ! $(tc-getCC ${CTARGET}) ${CFLAGS} ${LDFLAGS} "${T}"/gcc_eh_test.c -lgcc_eh 2>/dev/null ; then + sed -i -e 's:-lgcc_eh::' Makeconfig || die "sed gcc_eh" + fi + fi + + cd "${WORKDIR}" + find . -type f '(' -size 0 -o -name "*.orig" ')' -delete + find . -name configure -exec touch {} + + + # Fix permissions on some of the scripts. + chmod u+x "${S}"/scripts/*.sh +} diff --git a/sys-libs/glibc/files/eblits/src_test.eblit b/sys-libs/glibc/files/eblits/src_test.eblit new file mode 100644 index 0000000..210cca3 --- /dev/null +++ b/sys-libs/glibc/files/eblits/src_test.eblit @@ -0,0 +1,30 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/src_test.eblit,v 1.9 2014/09/17 22:53:43 vapier Exp $ + +glibc_src_test() { + cd "$(builddir $1)" + nonfatal emake -j1 check && return 0 + einfo "make check failed - re-running with --keep-going to get the rest of the results" + nonfatal emake -j1 -k check + ewarn "make check failed for ${ABI}-${CTARGET}-$1" + return 1 +} + +toolchain-glibc_src_test() { + local ret=0 t + for t in linuxthreads nptl ; do + if want_${t} ; then + glibc_src_test ${t} + : $(( ret |= $? )) + fi + done + return ${ret} +} + +eblit-glibc-src_test() { + # Give tests more time to complete. + export TIMEOUTFACTOR=5 + + foreach_abi toolchain-glibc_src_test || die "tests failed" +} diff --git a/sys-libs/glibc/files/eblits/src_unpack.eblit b/sys-libs/glibc/files/eblits/src_unpack.eblit new file mode 100644 index 0000000..94f33b5 --- /dev/null +++ b/sys-libs/glibc/files/eblits/src_unpack.eblit @@ -0,0 +1,121 @@ +# Copyright 1999-2014 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/src_unpack.eblit,v 1.27 2014/09/10 05:59:03 vapier Exp $ + +[[ ${EAPI:-0} == [01] ]] && source "${FILESDIR}/eblits/src_prepare.eblit" + +int_to_KV() { + local version=$1 major minor micro + major=$((version / 65536)) + minor=$(((version % 65536) / 256)) + micro=$((version % 256)) + echo ${major}.${minor}.${micro} +} + +eend_KV() { + [[ $(KV_to_int $1) -ge $(KV_to_int $2) ]] + eend $? +} + +get_kheader_version() { + printf '#include <linux/version.h>\nLINUX_VERSION_CODE\n' | \ + $(tc-getCPP ${CTARGET}) -I "${EPREFIX}/$(alt_build_headers)" - | \ + tail -n 1 +} + +check_nptl_support() { + # don't care about the compiler here as we arent using it + just_headers && return + + local run_kv build_kv want_kv + run_kv=$(int_to_KV $(get_KV)) + build_kv=$(int_to_KV $(get_kheader_version)) + want_kv=${NPTL_KERN_VER} + + ebegin "Checking gcc for __thread support" + if ! eend $(want__thread ; echo $?) ; then + echo + eerror "Could not find a gcc that supports the __thread directive!" + eerror "Please update your binutils/gcc and try again." + die "No __thread support in gcc!" + fi + + if ! is_crosscompile && ! tc-is-cross-compiler ; then + # Building fails on an non-supporting kernel + ebegin "Checking kernel version (${run_kv} >= ${want_kv})" + if ! eend_KV ${run_kv} ${want_kv} ; then + echo + eerror "You need a kernel of at least ${want_kv} for NPTL support!" + die "Kernel version too low!" + fi + fi + + ebegin "Checking linux-headers version (${build_kv} >= ${want_kv})" + if ! eend_KV ${build_kv} ${want_kv} ; then + echo + eerror "You need linux-headers of at least ${want_kv} for NPTL support!" + die "linux-headers version too low!" + fi +} + +unpack_pkg() { + local a=${PN} + [[ -n ${SNAP_VER} ]] && a="${a}-${RELEASE_VER}" + [[ -n $1 ]] && a="${a}-$1" + if [[ -n ${SNAP_VER} ]] ; then + a="${a}-${SNAP_VER}" + else + if [[ -n $2 ]] ; then + a="${a}-$2" + else + a="${a}-${RELEASE_VER}" + fi + fi + if has ${a}.tar.xz ${A} ; then + unpacker ${a}.tar.xz + else + unpack ${a}.tar.bz2 + fi + [[ -n $1 ]] && { mv ${a} $1 || die ; } +} + +toolchain-glibc_src_unpack() { + # Check NPTL support _before_ we unpack things to save some time + want_nptl && check_nptl_support + + if [[ -n ${EGIT_REPO_URIS} ]] ; then + local i d + for ((i=0; i<${#EGIT_REPO_URIS[@]}; ++i)) ; do + EGIT_REPO_URI=${EGIT_REPO_URIS[$i]} + EGIT_SOURCEDIR=${EGIT_SOURCEDIRS[$i]} + git-2_src_unpack + done + else + unpack_pkg + fi + + cd "${S}" + touch locale/C-translit.h #185476 #218003 + [[ -n ${LT_VER} ]] && unpack_pkg linuxthreads ${LT_VER} + [[ -n ${PORTS_VER} ]] && unpack_pkg ports ${PORTS_VER} + [[ -n ${LIBIDN_VER} ]] && unpack_pkg libidn + + if [[ -n ${PATCH_VER} ]] ; then + cd "${WORKDIR}" + unpack glibc-${RELEASE_VER}-patches-${PATCH_VER}.tar.bz2 + # pull out all the addons + local d + for d in extra/*/configure ; do + d=${d%/configure} + [[ -d ${S}/${d} ]] && die "${d} already exists in \${S}" + mv "${d}" "${S}" || die "moving ${d} failed" + done + fi +} + +eblit-glibc-src_unpack() { + setup_env + + toolchain-glibc_src_unpack + [[ ${EAPI:-0} == [01] ]] && cd "${S}" && eblit-glibc-src_prepare +} diff --git a/sys-libs/glibc/files/nscd b/sys-libs/glibc/files/nscd new file mode 100755 index 0000000..b102de0 --- /dev/null +++ b/sys-libs/glibc/files/nscd @@ -0,0 +1,64 @@ +#!/sbin/runscript +# Copyright 1999-2005 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/nscd,v 1.7 2007/02/23 12:09:39 uberlord Exp $ + +depend() { + use dns ldap net slapd +} + +checkconfig() { + if [ ! -d /var/run/nscd ] ; then + mkdir -p /var/run/nscd + chmod 755 /var/run/nscd + fi + if [ -z "${NSCD_PERMS_OK}" ] && [ "$(stat -c %a /var/run/nscd)" != "755" ] ; then + echo "" + ewarn "nscd run dir is not world readable, you should reset the perms:" + ewarn "chmod 755 /var/run/nscd" + ewarn "chmod a+rw /var/run/nscd/socket" + echo "" + ewarn "To disable this warning, set 'NSCD_PERMS_OK' in /etc/conf.d/nscd" + echo "" + fi +} + +start() { + checkconfig + + ebegin "Starting Name Service Cache Daemon" + local secure=`while read curline ; do + table=${curline%:*} + entries=${curline##$table:} + table=${table%%[^a-z]*} + case $table in + passwd*|group*|hosts) + for entry in $entries ; do + case $entry in + nisplus*) + /usr/sbin/nscd_nischeck $table || \ + /echo "-S $table,yes" + ;; + esac + done + ;; + esac + done < /etc/nsswitch.conf` + local pidfile="$(strings /usr/sbin/nscd | grep nscd.pid)" + mkdir -p "$(dirname ${pidfile})" + save_options pidfile "${pidfile}" + start-stop-daemon --start --quiet \ + --exec /usr/sbin/nscd --pidfile "${pidfile}" \ + -- $secure + eend $? +} + +stop() { + local pidfile="$(get_options pidfile)" + [ -n "${pidfile}" ] && pidfile="--pidfile ${pidfile}" + ebegin "Shutting down Name Service Cache Daemon" + start-stop-daemon --stop --quiet --exec /usr/sbin/nscd ${pidfile} + eend $? +} + +# vim:ts=4 diff --git a/sys-libs/glibc/files/nscd.service b/sys-libs/glibc/files/nscd.service new file mode 100644 index 0000000..25a3b1d --- /dev/null +++ b/sys-libs/glibc/files/nscd.service @@ -0,0 +1,15 @@ +[Unit] +Description=Name Service Cache Daemon +After=network.target + +[Service] +ExecStart=/usr/sbin/nscd -F +ExecStop=/usr/sbin/nscd --shutdown +ExecReload=/usr/sbin/nscd -i passwd +ExecReload=/usr/sbin/nscd -i group +ExecReload=/usr/sbin/nscd -i hosts +ExecReload=/usr/sbin/nscd -i services +Restart=always + +[Install] +WantedBy=multi-user.target diff --git a/sys-libs/glibc/files/nscd.tmpfilesd b/sys-libs/glibc/files/nscd.tmpfilesd new file mode 100644 index 0000000..52edbba --- /dev/null +++ b/sys-libs/glibc/files/nscd.tmpfilesd @@ -0,0 +1,4 @@ +# Configuration to create /run/nscd directory +# Used as part of systemd's tmpfiles + +d /run/nscd 0755 root root diff --git a/sys-libs/glibc/files/nsswitch.conf b/sys-libs/glibc/files/nsswitch.conf new file mode 100644 index 0000000..eb16961 --- /dev/null +++ b/sys-libs/glibc/files/nsswitch.conf @@ -0,0 +1,24 @@ +# /etc/nsswitch.conf: +# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/nsswitch.conf,v 1.1 2005/05/17 00:52:41 vapier Exp $ + +passwd: compat +shadow: compat +group: compat + +# passwd: db files nis +# shadow: db files nis +# group: db files nis + +hosts: files dns +networks: files dns + +services: db files +protocols: db files +rpc: db files +ethers: db files +netmasks: files +netgroup: files +bootparams: files + +automount: files +aliases: files |