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test/extended/testdata/cmd/hack/lib/compress.awk
41 строка
921 B
David Eads
add test-cmd copy
22 июл 2019, 17:33
22 июл 2019, 17:33
0efb3b5
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# Helper functions function trim(s) { gsub(/^[ \t\r\n]+|[ \t\r\n]+$/, "", s); return s; } function printRecordAndCount(record, count) { print record; if (count > 1) { printf("... repeated %d times\n", count) } } BEGIN { # Before processing, set the record separator to the ASCII record separator character \x1e RS = "\x1e"; } # This action is executed for each record { # Build our current var from the trimmed record current = trim($0); # Bump the count of times we have seen it seen[current]++; # Print the previous record and its count (if it is not identical to the current record) if (previous && previous != current) { printRecordAndCount(previous, seen[previous]); } # Store the current record as the previous record previous = current; } END { # After processing, print the last record and count if it is non-empty if (previous) { printRecordAndCount(previous, seen[previous]); } }