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Instead of ignoring the EEXIST from link(), unconditionally unlink

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the terget before calling link().  This should prevent links to an
old copy of the file from being retained.
This commit is contained in:
Don Lewis 2016-05-13 05:49:02 +00:00
parent aa60f7a6de
commit e4efa066e1
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=299589
1 changed files with 4 additions and 2 deletions
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6
usr.bin/catman/catman.c
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@ -422,9 +422,11 @@ process_page(char *mandir, char *src, char *cat, enum Ziptype zipped)
fprintf(stderr, "%slink %s -> %s\n",
verbose ? "\t" : "", cat, link_name);
}
if (!pretend)
if (link(link_name, cat) < 0 && errno != EEXIST)
if (!pretend) {
(void) unlink(cat);
if (link(link_name, cat) < 0)
warn("%s %s: link", link_name, cat);
}
return;
}
insert_hashtable(links, src_ino, src_dev, strdup(cat));