On 9/6/22 07:28, Geoff Clare wrote:
They were included in POSIX.2-1992 but marked as obsolescent.
Ouch, as I recall reading POSIX.2-1992 and seeing egrep and fgrep
mentioned, but not as part of the standard. I guess I misread the
standard. I am away from my printed copy and so cannot easily c
The grep 3.8 man page at https://www.gnu.org/software/grep/manual/grep.html
says, under "What happened to egrep and fgrep?":
egrep and fgrep were not standardized by POSIX
This is factually incorrect. They were included in POSIX.2-1992 but marked as
obsolescent. When POSIX.2-1992 and POSIX.1-19
