sort: fix -kN,M handling (was including last separator into the comparison)
Testcase:
$ printf '%s\n' a/a:a a:b | sort -t: -k1,1
a:b
a/a:a
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/testsuite/sort.tests b/testsuite/sort.tests
index 68fa3e4..c4b2234 100755
--- a/testsuite/sort.tests
+++ b/testsuite/sort.tests
@@ -98,6 +98,14 @@
//b/1
" ""
+testing "sort with non-default leading delim 4" "sort -t: -k1,1 input" "\
+a:b
+a/a:a
+" "\
+a/a:a
+a:b
+" ""
+
testing "sort -u should consider field only when discarding" "sort -u -k2 input" "\
a c
" "\