From 40cf4c6b46acff33527cec2363a952936dafcaae Mon Sep 17 00:00:00 2001
From: tv <tv@nomic.retiolum>
Date: Thu, 13 Mar 2014 18:13:56 +0100
Subject: services lib filter: initial commit
---
services/lib/filter | 54 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 54 insertions(+)
create mode 100755 services/lib/filter
(limited to 'services')
diff --git a/services/lib/filter b/services/lib/filter
new file mode 100755
index 00000000..93853895
--- /dev/null
+++ b/services/lib/filter
@@ -0,0 +1,54 @@
+#! /bin/sh
+#
+# usage:
+# export PATH="//services/lib:$PATH"
+# cd services
+# ls | filter owner == $LOGNAME | filter hasnt mail
+#
+set -euf
+
+main() {
+ case $# in
+ 2) op1 "$@";;
+ 3) op2 "$@";;
+ *) echo 'You are made of stupid!' >&2; exit 23;;
+ esac
+}
+
+# op1 OP SCHEMA
+op1() {
+ case "$1" in
+ has)
+ xargs grep -H "^$2:" \
+ | cut -d: -f1
+ ;;
+ hasnt)
+ a=$(mktemp)
+ b=$(mktemp)
+ trap "rm $a $b; trap - EXIT INT QUIT" EXIT INT QUIT
+ cat > $a
+ cat $a | xargs grep -H "^$2:" | cut -d: -f1 > $b
+ diff -u $b $a | sed -n '/^++/d;s/^+\(.*\)/\1/p' | grep .
+ esac
+}
+
+# op2 SCHEMA OP RHS
+op2() {
+ case "$2" in
+ ==)
+ xargs grep -H "^$1:$3$" \
+ | cut -d: -f1
+ ;;
+ !=)
+ xargs grep -H "^$1:" \
+ | grep -v ":$1:$3" \
+ | cut -d: -f1
+ ;;
+ ~=)
+ xargs grep -H "^$1:.*$3.*$" \
+ | cut -d: -f1
+ ;;
+ esac
+}
+
+main "$@"
--
cgit v1.2.3
From 1ba50fed30b6f8299a2582b5160f7ddb327ce2d5 Mon Sep 17 00:00:00 2001
From: tv <tv@nomic.retiolum>
Date: Thu, 13 Mar 2014 18:16:25 +0100
Subject: services lib filter: add non-op-names for binops
---
services/lib/filter | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
(limited to 'services')
diff --git a/services/lib/filter b/services/lib/filter
index 93853895..f69a5b0d 100755
--- a/services/lib/filter
+++ b/services/lib/filter
@@ -35,16 +35,16 @@ op1() {
# op2 SCHEMA OP RHS
op2() {
case "$2" in
- ==)
+ ==|is)
xargs grep -H "^$1:$3$" \
| cut -d: -f1
;;
- !=)
+ !=|isnt)
xargs grep -H "^$1:" \
| grep -v ":$1:$3" \
| cut -d: -f1
;;
- ~=)
+ contains)
xargs grep -H "^$1:.*$3.*$" \
| cut -d: -f1
;;
--
cgit v1.2.3