G: -g does recursive search for files that contains all matches.

This commit is contained in:
Ole Tange 2018-09-02 18:37:44 +02:00
parent d50331065e
commit ecea38a908

48
G/G
View file

@ -14,10 +14,30 @@ B<G> [[grep options] string] [[grep options] string] ...
=head1 DESCRIPTION =head1 DESCRIPTION
B<G> is a short hand of writing: B<G> is a short hand of writing (search for single lines matching expressions):
grep --option string | grep --option2 string2 grep --option string | grep --option2 string2
or with B<-g> (search full files matching expressions):
find . -type f | xargs grep -l string1 | xargs grep -l string1
=head1 OPTIONS
=over 4
=item B<-g>
Search current subtree for files that match all expressions - but not
necessarily on the same line.
=item I<other options>
All B<grep> options.
=back
=head1 EXAMPLE =head1 EXAMPLE
Grep for lines with Foo but not Bar: Grep for lines with Foo but not Bar:
@ -27,7 +47,7 @@ Grep for lines with Foo but not Bar:
=head1 AUTHOR =head1 AUTHOR
Copyright (C) 2017 Ole Tange, Copyright (C) 2017-2018 Ole Tange,
http://ole.tange.dk and Free Software Foundation, Inc. http://ole.tange.dk and Free Software Foundation, Inc.
@ -51,27 +71,41 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
=head1 DEPENDENCIES =head1 DEPENDENCIES
B<G> uses B<grep>. B<G> uses B<grep> and B<parallel>.
=head1 SEE ALSO =head1 SEE ALSO
B<openssl> B<grep>
=cut =cut
my $i = 0; my $i = 0;
while(@ARGV) { for(@ARGV) {
$_ = shift; if($_ eq "-g") {
# -g = recursive-and file grep
$opt::g ||= 1;
# -g not an option for grep
next;
}
push @{$cmd[$i]}, $_; push @{$cmd[$i]}, $_;
if(/^[^-]/) { if(/^[^-]/) {
$i++ $i++;
} }
} }
if($opt::g and @cmd) {
my $a = shift @cmd;
my $run = 'find . -type f | parallel -kXq grep -l '.shell_quote(@$a);
if(@cmd) { if(@cmd) {
$run .= '|' .
join"|", map { 'xargs -d"\n" grep -l '.
join(" ", shell_quote(@$_)) } @cmd;
}
exec $run;
} elsif(@cmd) {
exec join"|", map { "grep ".join(" ", shell_quote(@$_)) } @cmd; exec join"|", map { "grep ".join(" ", shell_quote(@$_)) } @cmd;
} else { } else {
exec 'cat'; exec 'cat';