diff options
Diffstat (limited to 'posix')
| -rw-r--r-- | posix/regex.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/posix/regex.h b/posix/regex.h index 21fa3cf1ce..32804b9b82 100644 --- a/posix/regex.h +++ b/posix/regex.h @@ -339,9 +339,9 @@ typedef enum /* This data structure represents a compiled pattern. Before calling the pattern compiler, the fields `buffer', `allocated', `fastmap', - `translate', and `no_sub' can be set. After the pattern has been - compiled, the `re_nsub' field is available. All other fields are - private to the regex routines. */ + and `translate' can be set. After the pattern has been compiled, + the fields `re_nsub', `not_bol' and `not_eol' are available. All + other fields are private to the regex routines. */ #ifndef RE_TRANSLATE_TYPE # define __RE_TRANSLATE_TYPE unsigned char * @@ -466,7 +466,12 @@ extern reg_syntax_t re_set_syntax (reg_syntax_t __syntax); /* Compile the regular expression PATTERN, with length LENGTH and syntax given by the global `re_syntax_options', into the buffer - BUFFER. Return NULL if successful, and an error string if not. */ + BUFFER. Return NULL if successful, and an error string if not. + + To free the allocated storage, you must call `regfree' on BUFFER. + Note that the translate table must either have been initialised by + `regcomp', with a malloc'ed value, or set to NULL before calling + `regfree'. */ extern const char *re_compile_pattern (const char *__pattern, size_t __length, struct re_pattern_buffer *__buffer); |