https://bugzilla.kernel.org/show_bug.cgi?id=14411 --- Comment #1 from Michael Kerrisk <mtk.manpages@xxxxxxxxx> 2010-08-31 05:02:44 --- Mike, thanks for the report. I agree the text should be clearer. I applied the following patch for man-pages-3.26. Thanks, Michael --- a/man2/select.2 +++ b/man2/select.2 @@ -427,15 +427,19 @@ that did not take a .I sigmask argument. -Since version 2.1, glibc has provided an emulation of +Starting with version 2.1, glibc provided an emulation of .BR pselect () -that is implemented using +that was implemented using .BR sigprocmask (2) and .BR select (). -This implementation remains vulnerable to the very race condition that +This implementation remained vulnerable to the very race condition that .BR pselect () was designed to prevent. +Modern versions of glibc use the (race-free) +.BR pselect () +system call on kernels where it is provided. + On systems that lack .BR pselect (), reliable (and more portable) signal trapping can be achieved -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
