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[/] [or1k/] [tags/] [LINUX_2_4_26_OR32/] [linux/] [linux-2.4/] [include/] [linux/] [ptrace.h] - Blame information for rev 1765

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Line No. Rev Author Line
1 1275 phoenix
#ifndef _LINUX_PTRACE_H
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#define _LINUX_PTRACE_H
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/* ptrace.h */
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/* structs and defines to help the user use the ptrace system call. */
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/* has the defines to get at the registers. */
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#define PTRACE_TRACEME             0
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#define PTRACE_PEEKTEXT            1
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#define PTRACE_PEEKDATA            2
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#define PTRACE_PEEKUSR             3
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#define PTRACE_POKETEXT            4
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#define PTRACE_POKEDATA            5
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#define PTRACE_POKEUSR             6
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#define PTRACE_CONT                7
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#define PTRACE_KILL                8
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#define PTRACE_SINGLESTEP          9
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#define PTRACE_ATTACH           0x10
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#define PTRACE_DETACH           0x11
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#define PTRACE_SYSCALL            24
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#include <asm/ptrace.h>
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#ifdef __KERNEL__
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#ifndef force_successful_syscall_return
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/*
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 * System call handlers that, upon successful completion, need to return a
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 * negative value should call force_successful_syscall_return() right before
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 * returning.  On architectures where the syscall convention provides for a
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 * separate error flag (e.g., alpha, ia64, ppc{,64}, sparc{,64}, possibly
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 * others), this macro can be used to ensure that the error flag will not get
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 * set.  On architectures which do not support a separate error flag, the macro
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 * is a no-op and the spurious error condition needs to be filtered out by some
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 * other means (e.g., in user-level, by passing an extra argument to the
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 * syscall handler, or something along those lines).
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 */
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#define force_successful_syscall_return() do { } while (0)
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#endif
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#endif
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#endif

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