Robert wrote:
> awk 'length($0) == 0 && e == 1 { next }
> { e = length($0) == 0 }
> { print }'
results in:
awk: syntax error near line 2
awk: illegal statement near line 2
Ralph wrote:
> Oh, line 1. `awk --posix' here suggests length would like parenthesis.
>
> awk '!length() && e {next} {e = !length()} 1'
That didn't help, "awk: syntax error near line 1".
> I wonder if `diff -b' is the wrong approach as it's applying the -b to
> the whole file.
That's OK. mhfixmsg uses an external program to present
html, so the output can have arbitrary spacing. I want
to ignore that in the test.
David
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