sbase

suckless unix tools
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commit f802a544e7a2b3cdf002c7c8a3625fbeacd48be3
parent a5cc60f2e0efc69c2c80c046ab18e4370bbdff51
Author: sin <sin@2f30.org>
Date:   Mon Feb  9 15:52:31 +0000

tail: Handle tail -n -val properly

Diffstat:
tail.c | 3++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/tail.c b/tail.c @@ -74,7 +74,8 @@ main(int argc, char *argv[]) break; case 'n': lines = EARGF(usage()); - n = estrtonum(lines, 0, MIN(LLONG_MAX, SIZE_MAX)); + n = estrtonum(lines[0] == '-' ? lines + 1 : lines, + 0, MIN(LLONG_MAX, SIZE_MAX)); if (lines[0] == '+') tail = dropinit; break;