tail: Fix tail -n -val to handle leading spaces
Previously 'tail -n " -20" foo' was broken, now it works.
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parent
f802a544e7
commit
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3
tail.c
3
tail.c
@ -74,8 +74,7 @@ main(int argc, char *argv[])
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break;
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break;
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case 'n':
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case 'n':
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lines = EARGF(usage());
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lines = EARGF(usage());
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n = estrtonum(lines[0] == '-' ? lines + 1 : lines,
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n = MIN(llabs(estrtonum(lines, LLONG_MIN + 1, MIN(LLONG_MAX, SIZE_MAX))), SIZE_MAX);
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0, MIN(LLONG_MAX, SIZE_MAX));
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if (lines[0] == '+')
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if (lines[0] == '+')
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tail = dropinit;
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tail = dropinit;
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break;
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break;
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