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config: explain automatic default values

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Before printing a commented automatic config value,
print a line describing what it is.  Otherwise, the
commented value can look like it's a part of an
example preceding it.
This commit is contained in:
David Teigland 2015-08-13 13:35:45 -05:00
parent 12acf852c5
commit 5243a81c29
1 changed files with 3 additions and 0 deletions
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3
lib/config/config.c
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@ -1717,6 +1717,9 @@ static int _out_prefix_fn(const struct dm_config_node *cn, const char *line, voi
if (cfg_def->flags & CFG_DEFAULT_UNDEFINED)
fprintf(out->fp, "%s# This configuration %s does not have a default value defined.\n", line, node_type_name);
if (cfg_def->flags & CFG_DEFAULT_COMMENTED)
fprintf(out->fp, "%s# This configuration %s has an automatic default value.\n", line, node_type_name);
if ((out->tree_spec->type == CFG_DEF_TREE_FULL) &&
(out->tree_spec->check_status[cn->id] & CFG_USED))
fprintf(out->fp, "%s# Value defined in existing configuration has been used for this setting.\n", line);