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28f540f4 | 1 | /* Perform a `longjmp' on a Mach thread_state. i386 version. |
04277e02 | 2 | Copyright (C) 1991-2019 Free Software Foundation, Inc. |
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3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
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6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
478b92f0 UD |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
478b92f0 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
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16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
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18 | |
19 | #include <hurd/signal.h> | |
20 | #include <setjmp.h> | |
a7140723 | 21 | #include <jmpbuf-offsets.h> |
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22 | #include <mach/thread_status.h> |
23 | ||
24 | ||
25 | /* Set up STATE to do the equivalent of `longjmp (ENV, VAL);'. */ | |
26 | ||
27 | void | |
28 | _hurd_longjmp_thread_state (void *state, jmp_buf env, int val) | |
29 | { | |
30 | struct i386_thread_state *ts = state; | |
31 | ||
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32 | ts->ebx = env[0].__jmpbuf[JB_BX]; |
33 | ts->esi = env[0].__jmpbuf[JB_SI]; | |
34 | ts->edi = env[0].__jmpbuf[JB_DI]; | |
35 | ts->ebp = env[0].__jmpbuf[JB_BP]; | |
36 | ts->uesp = env[0].__jmpbuf[JB_SP]; | |
37 | ts->eip = env[0].__jmpbuf[JB_PC]; | |
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38 | ts->eax = val ?: 1; |
39 | } |