glibc/tcb-offsets.sym at 0b5ca7c3e551e5502f3be3b06453324fe8604e82 - glibc - Collaboration & Inovation

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Samuel Thibault 02937d825a hurd: fix clearing SS_ONSTACK when longjmp-ing from sighandler

* sysdeps/i386/htl/Makefile: New file.
* sysdeps/i386/htl/tcb-offsets.sym: New file.
* sysdeps/mach/hurd/i386/Makefile [setjmp] (gen-as-const-headers): Add
signal-defines.sym.
* sysdeps/mach/hurd/i386/____longjmp_chk.S: Include tcb-offsets.h.
(____longjmp_chk): Harmonize with i386's __longjmp. Clear SS_ONSTACK
when jumping off the alternate stack.
* sysdeps/mach/hurd/i386/__longjmp.S: New file.

2020-06-06 20:24:30 +02:00

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 #include <sysdep.h>
 #include <tls.h>
 #include <kernel-features.h>
 MULTIPLE_THREADS_OFFSET offsetof (tcbhead_t, multiple_threads)
 SYSINFO_OFFSET          offsetof (tcbhead_t, sysinfo)
 POINTER_GUARD           offsetof (tcbhead_t, pointer_guard)
 SIGSTATE_OFFSET         offsetof (tcbhead_t, _hurd_sigstate)