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| author | Arnold D. Robbins <arnold@skeeve.com> | 2010-07-16 13:09:56 +0300 |
|---|---|---|
| committer | Arnold D. Robbins <arnold@skeeve.com> | 2010-07-16 13:09:56 +0300 |
| commit | bc70de7b3302d5a81515b901cae376b8b51d2004 (patch) | |
| tree | d36d6743e65697f6923b79d0ea8f9f9bf4ef7398 /awklib/eg/prog/dupword.awk | |
| parent | b9e4a1fd4c8c8753ab8a9887bab55f03efe1e3e2 (diff) | |
| download | egawk-bc70de7b3302d5a81515b901cae376b8b51d2004.tar.gz egawk-bc70de7b3302d5a81515b901cae376b8b51d2004.tar.bz2 egawk-bc70de7b3302d5a81515b901cae376b8b51d2004.zip | |
Move to gawk-3.1.0.
Diffstat (limited to 'awklib/eg/prog/dupword.awk')
| -rw-r--r-- | awklib/eg/prog/dupword.awk | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/awklib/eg/prog/dupword.awk b/awklib/eg/prog/dupword.awk index 9a518a16..a2cc7d2b 100644 --- a/awklib/eg/prog/dupword.awk +++ b/awklib/eg/prog/dupword.awk @@ -1,10 +1,15 @@ -# dupword --- find duplicate words in text +# dupword.awk --- find duplicate words in text +# # Arnold Robbins, arnold@gnu.org, Public Domain # December 1991 +# Revised October 2000 { $0 = tolower($0) - gsub(/[^A-Za-z0-9 \t]/, ""); + gsub(/[^[:alnum:][:blank:]]/, " "); + $0 = $0 # re-split + if (NF == 0) + next if ($1 == prev) printf("%s:%d: duplicate %s\n", FILENAME, FNR, $1) |