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Update documentation in regex.h

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This commit is contained in:
Reuben Thomas
2011-05-20 09:14:03 -04:00
committed by Ulrich Drepper
parent 457bddfc2a
commit 78e64fdcaa
3 changed files with 25 additions and 12 deletions
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13
posix/regex.h
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@ -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);