On Tue, Feb 16, 2021 at 7:29 PM Kyle Evans <kevans_at_freebsd.org> wrote: > > On Tue, Feb 16, 2021 at 7:23 PM Mark Millard via freebsd-current > <freebsd-current_at_freebsd.org> wrote: > > > > I historically on occasion have done something like: > > > > # grep -rI ... / > > > > in order to find all instances of a text, including > > in build trees and such. I now find that I need to > > do something more like (using a more specific > > example): > > > > # grep -rI --exclude-dir /dev '#define.*__FreeBSD_version' > > > > otherwise the grep ends up reading from the tty and waits > > for it. Top shows, for example, > > > > 13470 root 22 0 12848Ki 2692Ki ttyin 11 0:00 0.00% grep -rI #define.*__FreeBSD_version / > > > > Is this expected? Should I have always been using > > "--exclude-dir /dev"? What lead to the behavior > > change? > > > > I can't seem to find any evidence that gnugrep in base handled this > any differently. Experimentation seems to reveal that modern gnugrep > will skip devices unless they're explicitly named for searching > (unless supplied a different --devices option), which does feel like a > good idea. Here's my proposal: https://people.freebsd.org/~kevans/grep-rdev.diffReceived on Wed Feb 17 2021 - 18:44:59 UTC
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