Error out when giving an empty delimiter to sort(1)
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3debc5e064
commit
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2
sort.c
2
sort.c
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@ -364,6 +364,8 @@ main(int argc, char *argv[])
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break;
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break;
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case 't':
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case 't':
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fieldsep = EARGF(usage());
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fieldsep = EARGF(usage());
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if (!*fieldsep)
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eprintf("empty delimiter\n");
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fieldseplen = unescape(fieldsep);
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fieldseplen = unescape(fieldsep);
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break;
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break;
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case 'u':
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case 'u':
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