diff options
Diffstat (limited to 'man2/sigaltstack.2')
| -rw-r--r-- | man2/sigaltstack.2 | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/man2/sigaltstack.2 b/man2/sigaltstack.2 index bd5e6ab86..2f31b43ca 100644 --- a/man2/sigaltstack.2 +++ b/man2/sigaltstack.2 @@ -20,7 +20,7 @@ Standard C library .P .RS -4 Feature Test Macro Requirements for glibc (see -.BR feature_test_macros (7)): +.MR feature_test_macros 7 ): .RE .P .BR sigaltstack (): @@ -37,7 +37,7 @@ signal stack and/or retrieve the state of an existing alternate signal stack. An alternate signal stack is used during the execution of a signal handler if the establishment of that handler (see -.BR sigaction (2)) +.MR sigaction 2 ) requested it. .P The normal sequence of events for using an alternate signal stack @@ -55,7 +55,7 @@ location of the alternate signal stack. .TP 3. When establishing a signal handler using -.BR sigaction (2), +.MR sigaction 2 , inform the system that the signal handler should be executed on the alternate signal stack by specifying the \fBSA_ONSTACK\fP flag. @@ -97,7 +97,7 @@ the previous alternate signal stack settings are restored. .IP This flag was added in order to make it safe to switch away from the signal handler with -.BR swapcontext (3). +.MR swapcontext 3 . Without this flag, a subsequently handled signal will corrupt the state of the switched-away signal handler. On kernels where this flag is not supported, @@ -149,7 +149,7 @@ executing on an alternate signal stack that was established using the .B SS_AUTODISARM flag. In this case, it is safe to switch away from the signal handler with -.BR swapcontext (3). +.MR swapcontext 3 . It is also possible to set up a different alternative signal stack using a further call to .BR sigaltstack (). @@ -195,7 +195,7 @@ it was active (i.e., the thread was already executing on the current alternate signal stack). .SH ATTRIBUTES For an explanation of the terms used in this section, see -.BR attributes (7). +.MR attributes 7 . .TS allbox; lbx lb lb @@ -249,14 +249,14 @@ Exceeding the allocated size of the alternate signal stack will lead to unpredictable results. .P A successful call to -.BR execve (2) +.MR execve 2 removes any existing alternate signal stack. A child process created via -.BR fork (2) +.MR fork 2 inherits a copy of its parent's alternate signal stack settings. The same is also true for a child process created using -.BR clone (2), +.MR clone 2 , unless the clone flags include .B CLONE_VM and do not include @@ -321,7 +321,7 @@ is specified in The following code segment demonstrates the use of .BR sigaltstack () (and -.BR sigaction (2)) +.MR sigaction 2 ) to install an alternate signal stack that is employed by a handler for the .B SIGSEGV @@ -354,9 +354,9 @@ if (sigaction(SIGSEGV, &sa, NULL) == \-1) { .EE .in .SH SEE ALSO -.BR execve (2), -.BR setrlimit (2), -.BR sigaction (2), -.BR siglongjmp (3), -.BR sigsetjmp (3), -.BR signal (7) +.MR execve 2 , +.MR setrlimit 2 , +.MR sigaction 2 , +.MR siglongjmp 3 , +.MR sigsetjmp 3 , +.MR signal 7 |