fileio: make tempfn_random_child() accept empty string as path
In this case it simply returns the random generated filename with anything prefixed.
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a2fc2f8dd3
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43231f00c2
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@ -1319,8 +1319,7 @@ int tempfn_random_child(const char *p, const char *extra, char **ret) {
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r = tmp_dir(&p);
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if (r < 0)
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return r;
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} else if (isempty(p))
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return -EINVAL;
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}
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extra = strempty(extra);
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@ -1328,7 +1327,10 @@ int tempfn_random_child(const char *p, const char *extra, char **ret) {
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if (!t)
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return -ENOMEM;
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x = stpcpy(stpcpy(stpcpy(t, p), "/.#"), extra);
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if (isempty(p))
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x = stpcpy(stpcpy(t, ".#"), extra);
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else
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x = stpcpy(stpcpy(stpcpy(t, p), "/.#"), extra);
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u = random_u64();
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for (i = 0; i < 16; i++) {
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