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#!/usr/bin/perl
use warnings;
use strict;
die "Usage: $0 <searchterm>\n" if @ARGV != 1;
my $searchstr = shift @ARGV;
chdir "/usr/include" or die "Failed to change directory: $!\n";
my $cmd = "grep -RIlw $searchstr . | sort | uniq";
open(FH, '-|', $cmd) or die "Failed to pipe command: $!\n";
my @lines = <FH>;
close(FH);
if (@lines == 1) {
$cmd = "vim +/$searchstr $lines[0]";
}
else {
$cmd = "grep -RIHnw $searchstr . | less";
}
exec($cmd);
die "Failed to exec command: $!\n";
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