An empty file does not have a positive number of lines.
Make sure that the number of lines read is non-zero before in order to avoid dumping core. Reported by: Wojciech A. Koszek Pointy hat to: cperciva
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=152625
@ -411,6 +411,7 @@ printport(PORT * p)
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/*
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* Algorithm:
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* 1. Suck in all the data, splitting into fields.
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* 1a. If there are no ports, there is no INDEX.
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* 2. Sort the ports according to port directory.
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* 3. Using a binary search, translate each dependency from a
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* port directory name into a pointer to a port.
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@ -469,6 +470,12 @@ main(int argc, char *argv[])
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if (fclose(f) != 0)
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err(1, "fclose(%s)", argv[1]);
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/*
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* 1a. If there are no ports, there is no INDEX.
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*/
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if (pplen == 0)
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return 0;
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/*
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* 2. Sort the ports according to port directory.
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*/
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