Commit: fb13c77b4adcd97b2fad03e4a0520be723396c5e Parent: 2f1adbeefc52533b8850e8a1f442ba1cd5b0e293 Author: Randy Palamar Date: Sun, 14 May 2023 00:00:57 -0600 add sfeed_unread awk script Diffstat:
| A | bin/sfeed_unread | | | 49 | +++++++++++++++++++++++++++++++++++++++++++++++++ |
1 file changed, 49 insertions(+), 0 deletions(-)
diff --git a/bin/sfeed_unread b/bin/sfeed_unread @@ -0,0 +1,49 @@ +#!/bin/awk -E + +# outputs unread feeds to stdout in the format: +# feed name \t feed title \t feed url +# if -c is specified only output a count of unread and total feeds + +function usage() { + print "usage: sfeed_unread [-c] sfeed_url_file feeds" + print "\t-c: print counts" + die = 1 + exit(1) +} + +BEGIN { + + if (ARGC < 3) + usage() + + if (ARGV[1] == "-c") { + cflag = 1 + delete ARGV[1] + } + + FS = "\t" + OFS = "\t" +} + +# URL file: has only 1 field +NF == 1 { + # generate lookup table of read URLs + u[$0] = 1 + next +} + +# feed file: compare with URL ($3) or id ($6) +{ + total++ + if (length($3) || length($6)) { + if (u[$3] || u[$6]) + read++ + else if (!cflag) + print $7, $2, $3 + } +} + +END { + if (!die && cflag) + print "U: " (total - read) " T: " total +}