Yes, I was asking about a generic handler. I am thinking of writing a wrapper function which takes a function and spuns up a goroutine with the above mentioned defer function by default.
On Sat, May 28, 2022 at 1:27 AM 'Sean Liao' via golang-nuts < golang-nuts@googlegroups.com> wrote: > I believe this is asking for a single handler that will apply to all > goroutines, to which the answer is no such feature exists > > - sean > > On Sat, May 28, 2022, 03:09 Ian Lance Taylor <i...@golang.org> wrote: > >> On Fri, May 27, 2022 at 10:42 AM Aggarwal Sre <sre.aggar...@gmail.com> >> wrote: >> > >> > Is there a recommended pattern besides adding a defer call ( with >> recover call, to collect debug stack trace) to each goroutine, for >> collecting a stack trace when a golang is crashing due to any sort of panic. >> > >> > In other words, is there a way to register an uber handler ( probably >> using OS signals) at the main function level, to indicate that a golang >> program crashed and stacktrace to clearly specify where exactly? >> >> A panic handle is run at the bottom of the stack. If you write this: >> >> defer func() { >> if recover() != nil { >> fmt.Printf("%s", debug.Stack()) >> } >> }() >> >> in your main function, it will print a stack trace showing the point >> of the panic. >> >> Ian >> >> -- >> You received this message because you are subscribed to the Google Groups >> "golang-nuts" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to golang-nuts+unsubscr...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/golang-nuts/CAOyqgcV4d9HxDbdp_in95j6aKFF_m%2BN_hFdeyUMuMOWRt5%2B6dw%40mail.gmail.com >> . >> > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/golang-nuts/CAGabyPoRyv63ztmyrAGkuQ4u8Dcqffo4dUVo6H%3DczLU7%3DvsVcw%40mail.gmail.com > <https://groups.google.com/d/msgid/golang-nuts/CAGabyPoRyv63ztmyrAGkuQ4u8Dcqffo4dUVo6H%3DczLU7%3DvsVcw%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/CABsnPPJYHvxDqO7RsX7vO%3Dt9B4ij-j-Nq_2LsfY4oX6cbZiz_Q%40mail.gmail.com.