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Diffstat (limited to 'test/rsstart1.awk')
| -rw-r--r-- | test/rsstart1.awk | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/rsstart1.awk b/test/rsstart1.awk new file mode 100644 index 00000000..53e5b425 --- /dev/null +++ b/test/rsstart1.awk @@ -0,0 +1,32 @@ +# From arnold@f7.net Wed Dec 15 11:32:46 2004 +# Date: Tue, 14 Dec 2004 14:48:58 +0100 +# From: Stepan Kasal <kasal@ucw.cz> +# Subject: gawk bug with RS="^..." +# To: bug-gawk@gnu.org +# Message-id: <20041214134858.GA15490@matsrv.math.cas.cz> +# +# Hello, +# I've noticed a problem with "^" in RS in gawk. In most cases, it seems +# to match only the beginning of the file. But in fact it matches the +# beginning of gawk's internal buffer. +# +# Observe the following example: +# +# $ gawk 'BEGIN{for(i=1;i<=100;i++) print "Axxxxxx"}' >file +# $ gawk 'BEGIN{RS="^A"} END{print NR}' file +# 2 +# $ gawk 'BEGIN{RS="^Ax*\n"} END{print NR}' file +# 100 +# $ head file | gawk 'BEGIN{RS="^Ax*\n"} END{print NR}' +# 10 +# $ +# +# I think this calls for some clarification/fix. But I don't have any +# fixed opinion how the solution should look like. +# +# Have a nice day, +# Stepan Kasal +# +# PS: See also the discussion of the issue in the comp.lang.awk newsgroup. +BEGIN { RS = "^A" } +END { print NR } |