Re: bug#17981: [PATCH] maint.mk: less syntax-check noise when SIGPIPE is ignored

On 7/11/14 2:12 PM, Paul Eggert wrote: Yes, that's the basic idea.  Sorry I did not explain it clearly enough. Please feel free to forward this on to the Austin group. Later Austin group commentary suggested that this issue is no reason

Re: bug#17981: [PATCH] maint.mk: less syntax-check noise when SIGPIPE is ignored

On 07/11/2014 02:10 PM, Eric Blake wrote: are you arguing that any shell that provides 'set -o pipefail' should ALSO provide a knob to explicitly treat death due to SIGPIPE as not impacting pipefail? At which point, then you DO want to re-enable rather than ignore SIGPIPE, and don't have to worr

Re: bug#17981: [PATCH] maint.mk: less syntax-check noise when SIGPIPE is ignored

On 07/11/2014 02:58 PM, Paul Eggert wrote: > On 07/08/2014 12:42 PM, Eric Blake wrote: >> It is unclear >> at this point whether POSIX would recommend that filter >> applications should_always_ exit with 0 status on pipe failure, >> or only do this for EPIPE write failures when SIGPIPE is ignored,

Re: bug#17981: [PATCH] maint.mk: less syntax-check noise when SIGPIPE is ignored

On 07/08/2014 12:42 PM, Eric Blake wrote: It is unclear at this point whether POSIX would recommend that filter applications should_always_ exit with 0 status on pipe failure, or only do this for EPIPE write failures when SIGPIPE is ignored, or whether it should be optional behavior that must be