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| author | Michael Kerrisk <mtk.manpages@gmail.com> | 2020-11-17 13:11:12 +0100 |
|---|---|---|
| committer | Michael Kerrisk <mtk.manpages@gmail.com> | 2020-11-17 13:12:18 +0100 |
| commit | 6430ba7a90efa0dff602a0e793717513677a7df4 (patch) | |
| tree | 229f7cd03f4a868a216d99920efb6cb5f0fc6811 | |
| parent | e066dcb35a22e10404c5190d339064bfc3ba8358 (diff) | |
| download | man-pages-6430ba7a90efa0dff602a0e793717513677a7df4.tar.gz | |
makecontext.3: Minor rewording
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
| -rw-r--r-- | man3/makecontext.3 | 9 | ||||
| -rw-r--r-- | man7/signal.7 | 7 |
2 files changed, 12 insertions, 4 deletions
diff --git a/man3/makecontext.3 b/man3/makecontext.3 index 791fc6ace2..72962ff3d1 100644 --- a/man3/makecontext.3 +++ b/man3/makecontext.3 @@ -36,8 +36,12 @@ makecontext, swapcontext \- manipulate user context .PP .BI "int swapcontext(ucontext_t *" oucp ", const ucontext_t *" ucp ); .SH DESCRIPTION -In a System V-like environment, one has the type \fIucontext_t\fP defined in +In a System V-like environment, one has the type +.I ucontext_t +(defined in .I <ucontext.h> +and described in +.BR getcontext (3)) and the four functions .BR getcontext (3), .BR setcontext (3), @@ -47,9 +51,6 @@ and that allow user-level context switching between multiple threads of control within a process. .PP -For the type and the first two functions, see -.BR getcontext (3). -.PP The .BR makecontext () function modifies the context pointed to diff --git a/man7/signal.7 b/man7/signal.7 index d0a1eb5b20..3bff11debd 100644 --- a/man7/signal.7 +++ b/man7/signal.7 @@ -287,6 +287,13 @@ the thread's current signal mask; .IP + the thread's alternate signal stack settings. .RE +.IP +(If the signal handler was installed using the +.BR sigaction (2) +.B SA_SIGINFO +flag, then the above information is accessible via the +.I ucontext +pointer that is passed as the third argument of the signal handler.) .IP d) Any signals specified in .I act\->sa_mask |