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Add a note about the landmine in the middle of struct ia32_sigframe.

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Peter Wemm 2004-02-21 23:36:31 +00:00
parent 666dfc3f37
commit 61aeb6a14d
1 changed files with 1 additions and 0 deletions
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sys/compat/ia32/ia32_signal.h
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@ -151,6 +151,7 @@ struct ia32_sigframe {
u_int32_t sf_ucontext; /* points to sf_uc */
u_int32_t sf_addr; /* undocumented 4th arg */
u_int32_t sf_ah; /* action/handler pointer */
/* Beware, hole due to ucontext being 16 byte aligned! */
struct ia32_ucontext sf_uc; /* = *sf_ucontext */
struct ia32_siginfo sf_si; /* = *sf_siginfo (SA_SIGINFO case) */
};