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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2012-07-10 18:00:39 -0400 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2012-07-10 18:00:39 -0400 |
| commit | 18c8dc32ce6759a8837f01e3dd0036cd19ee8683 (patch) | |
| tree | d2d058f0f362cf22af5856a4e20cc7f814835f87 /src/include/regex/regex.h | |
| parent | f12960d8c9ce454a37c2082549b7766ce36627d2 (diff) | |
| download | postgresql-18c8dc32ce6759a8837f01e3dd0036cd19ee8683.tar.gz postgresql-18c8dc32ce6759a8837f01e3dd0036cd19ee8683.zip | |
Back-patch fix for extraction of fixed prefixes from regular expressions.
Back-patch of commits 628cbb50ba80c83917b07a7609ddec12cda172d0 and
c6aae3042be5249e672b731ebeb21875b5343010. This has been broken since
7.3, so back-patch to all supported branches.
Diffstat (limited to 'src/include/regex/regex.h')
| -rw-r--r-- | src/include/regex/regex.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/include/regex/regex.h b/src/include/regex/regex.h index cec4b837cd1..616c2c6450d 100644 --- a/src/include/regex/regex.h +++ b/src/include/regex/regex.h @@ -156,6 +156,9 @@ typedef struct /* two specials for debugging and testing */ #define REG_ATOI 101 /* convert error-code name to number */ #define REG_ITOA 102 /* convert error-code number to name */ +/* non-error result codes for pg_regprefix */ +#define REG_PREFIX (-1) /* identified a common prefix */ +#define REG_EXACT (-2) /* identified an exact match */ @@ -164,6 +167,7 @@ typedef struct */ extern int pg_regcomp(regex_t *, const pg_wchar *, size_t, int, Oid); extern int pg_regexec(regex_t *, const pg_wchar *, size_t, size_t, rm_detail_t *, size_t, regmatch_t[], int); +extern int pg_regprefix(regex_t *, pg_wchar **, size_t *); extern void pg_regfree(regex_t *); extern size_t pg_regerror(int, const regex_t *, char *, size_t); extern void pg_set_regex_collation(Oid collation); |