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string-util: Disallow empty prefixes in parse_boolean_term

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Xapian doesn't consider ":abc" to be a prefixed term.  This makes
parse_boolean_term similarly reject queries with an empty prefix.
This commit is contained in:
Austin Clements 2013-01-07 16:20:40 -05:00 committed by David Bremner
parent bd829fde96
commit b4b22d3714
1 changed files with 1 additions and 1 deletions
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2
util/string-util.c
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@ -127,7 +127,7 @@ parse_boolean_term (void *ctx, const char *str,
/* Parse prefix */
str = skip_space (str);
const char *pos = strchr (str, ':');
if (! pos)
if (! pos || pos == str)
goto FAIL;
*prefix_out = talloc_strndup (ctx, str, pos - str);
if (! *prefix_out) {