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suckless unix tools
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commit 403b047a3043000953241ffd5fc67437e9ba117e
parent 061932a31b028fca69214ff84ee5c7747fd19435
Author: Jakob Kramer <jakob.kramer@gmx.de>
Date:   Sun Apr  5 21:36:04 +0200

sort: allow keys where start_col > end_col

Useful in (rare) cases like:

	$ printf 'aaaa c\nx a\n0 b\n' | sort -k 2,1.3

And this is how POSIX wants it.

Diffstat:
sort.c | 2+-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sort.c b/sort.c @@ -157,7 +157,7 @@ parse_keydef(struct keydef *kd, char *s, int flags) return -1; if (*rest == ',') { kd->end_column = strtol(rest+1, &rest, 10); - if (kd->end_column && kd->end_column < kd->start_column) + if (kd->end_column < 1) return -1; if (*rest == '.') { kd->end_char = strtol(rest+1, &rest, 10);