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| author | Florian Weimer <fweimer@redhat.com> | 2022-05-09 18:15:16 +0200 |
|---|---|---|
| committer | Florian Weimer <fweimer@redhat.com> | 2022-05-09 18:15:16 +0200 |
| commit | a2a6bce7d7e52c1c34369a7da62c501cc350bc31 (patch) | |
| tree | 9d73b6497476679182a947f7bb6e0321d66fec21 /sysdeps/unix/sysv/linux/i386/startup.h | |
| parent | 18bd9c3d3b1b6a9182698c85354578d1d58e9d64 (diff) | |
| download | glibc-a2a6bce7d7e52c1c34369a7da62c501cc350bc31.zip glibc-a2a6bce7d7e52c1c34369a7da62c501cc350bc31.tar.gz glibc-a2a6bce7d7e52c1c34369a7da62c501cc350bc31.tar.bz2 | |
Linux: Implement a useful version of _startup_fatal
On i386 and ia64, the TCB is not available at this point.
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/startup.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/startup.h | 23 |
1 files changed, 4 insertions, 19 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/startup.h b/sysdeps/unix/sysv/linux/i386/startup.h index 67c9310..213805d 100644 --- a/sysdeps/unix/sysv/linux/i386/startup.h +++ b/sysdeps/unix/sysv/linux/i386/startup.h @@ -1,5 +1,5 @@ /* Linux/i386 definitions of functions used by static libc main startup. - Copyright (C) 2017-2022 Free Software Foundation, Inc. + Copyright (C) 2022 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 @@ -16,22 +16,7 @@ License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ -#if BUILD_PIE_DEFAULT -/* Can't use "call *%gs:SYSINFO_OFFSET" during statup in static PIE. */ -# define I386_USE_SYSENTER 0 +/* Can't use "call *%gs:SYSINFO_OFFSET" during startup. */ +#define I386_USE_SYSENTER 0 -# include <sysdep.h> -# include <abort-instr.h> - -__attribute__ ((__noreturn__)) -static inline void -_startup_fatal (const char *message __attribute__ ((unused))) -{ - /* This is only called very early during startup in static PIE. - FIXME: How can it be improved? */ - ABORT_INSTRUCTION; - __builtin_unreachable (); -} -#else -# include_next <startup.h> -#endif +#include_next <startup.h> |