2018-03-21 03:41:19 +01:00
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# mawk gawk
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2018-04-19 20:01:03 +02:00
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* par défaut mawk est installé sur debian, pas Gnu awk (gawk)
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2018-03-21 03:41:19 +01:00
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* awk s'appuie sur update-alternatives pour lancer les paquets awk installés
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* mawk serait plus rapide dans _certains_ cas
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* original-awk est la version décrite dans « The AWK Programming Language » (Al Aho, Brian Kernighan et Peter Weinberger)
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## différences
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* KO indique une commande ou une variable non implémentée
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```text
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2018-04-19 20:01:03 +02:00
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test : mawk gawk original-awk
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FILENAME ok ok ok
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NF ok ok ok
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FS ok ok ok
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NR ok ok ok
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FNR ok ok ok
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RS ok ok ok
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OFS ok ok ok
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ORS ok ok ok
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ARGC ok ok ok
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->ARGIND KO ok KO
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ARGV ok ok ok
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OFMT ok ok ok
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ENVIRON ok ok ok
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->IGNORECASE KO ok KO
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ERRNO ok ok ok
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match ok ok ok
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RSTART ok ok ok
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RLENGTH ok ok ok
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sub ok ok ok
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gsub ok ok ok
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toupper ok ok ok
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tolower ok ok ok
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->systime KO ok KO
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->strftime KO ok KO
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2018-03-21 03:41:19 +01:00
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```
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