1 /*-------------------------------------------------------------------------
4 * Functions for the variable-length built-in types.
6 * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
7 * Portions Copyright (c) 1994, Regents of the University of California
9 * src/include/utils/varlena.h
11 *-------------------------------------------------------------------------
16 #include "nodes/pg_list.h"
17 #include "utils/sortsupport.h"
19 extern int varstr_cmp(const char *arg1, int len1, const char *arg2, int len2, Oid collid);
20 extern void varstr_sortsupport(SortSupport ssup, Oid typid, Oid collid);
21 extern int varstr_levenshtein(const char *source, int slen,
22 const char *target, int tlen,
23 int ins_c, int del_c, int sub_c,
25 extern int varstr_levenshtein_less_equal(const char *source, int slen,
26 const char *target, int tlen,
27 int ins_c, int del_c, int sub_c,
28 int max_d, bool trusted);
29 extern List *textToQualifiedNameList(text *textval);
30 extern bool SplitIdentifierString(char *rawstring, char separator,
32 extern bool SplitDirectoriesString(char *rawstring, char separator,
34 extern bool SplitGUCList(char *rawstring, char separator,
36 extern text *replace_text_regexp(text *src_text, void *regexp,
37 text *replace_text, bool glob);