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authorUlrich Drepper <drepper@redhat.com>2005-09-30 16:07:32 +0000
committerUlrich Drepper <drepper@redhat.com>2005-09-30 16:07:32 +0000
commit2ff89ea46f2c817ad7dd5ce5dc0cc1119da861b6 (patch)
treed675e9b0f76f3bab186db297c0582d29555fe5bc /posix/regex.h
parentdf8d52c5d2678638f0a851a57c81471fbd0129d4 (diff)
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* posix/regex.h: Pretty printing.
Clean up namespace a bit.
Diffstat (limited to 'posix/regex.h')
-rw-r--r--posix/regex.h112
1 files changed, 51 insertions, 61 deletions
diff --git a/posix/regex.h b/posix/regex.h
index ba819ef..f6c145d 100644
--- a/posix/regex.h
+++ b/posix/regex.h
@@ -351,70 +351,66 @@ typedef enum
struct re_pattern_buffer
{
-/* [[[begin pattern_buffer]]] */
- /* Space that holds the compiled pattern. It is declared as
- `unsigned char *' because its elements are
- sometimes used as array indexes. */
+ /* Space that holds the compiled pattern. It is declared as
+ `unsigned char *' because its elements are sometimes used as
+ array indexes. */
unsigned char *buffer;
- /* Number of bytes to which `buffer' points. */
+ /* Number of bytes to which `buffer' points. */
unsigned long int allocated;
- /* Number of bytes actually used in `buffer'. */
+ /* Number of bytes actually used in `buffer'. */
unsigned long int used;
- /* Syntax setting with which the pattern was compiled. */
+ /* Syntax setting with which the pattern was compiled. */
reg_syntax_t syntax;
- /* Pointer to a fastmap, if any, otherwise zero. re_search uses
- the fastmap, if there is one, to skip over impossible
- starting points for matches. */
+ /* Pointer to a fastmap, if any, otherwise zero. re_search uses the
+ fastmap, if there is one, to skip over impossible starting points
+ for matches. */
char *fastmap;
- /* Either a translate table to apply to all characters before
- comparing them, or zero for no translation. The translation
- is applied to a pattern when it is compiled and to a string
- when it is matched. */
+ /* Either a translate table to apply to all characters before
+ comparing them, or zero for no translation. The translation is
+ applied to a pattern when it is compiled and to a string when it
+ is matched. */
RE_TRANSLATE_TYPE translate;
- /* Number of subexpressions found by the compiler. */
+ /* Number of subexpressions found by the compiler. */
size_t re_nsub;
- /* Zero if this pattern cannot match the empty string, one else.
- Well, in truth it's used only in `re_search_2', to see
- whether or not we should use the fastmap, so we don't set
- this absolutely perfectly; see `re_compile_fastmap' (the
- `duplicate' case). */
+ /* Zero if this pattern cannot match the empty string, one else.
+ Well, in truth it's used only in `re_search_2', to see whether or
+ not we should use the fastmap, so we don't set this absolutely
+ perfectly; see `re_compile_fastmap' (the `duplicate' case). */
unsigned can_be_null : 1;
- /* If REGS_UNALLOCATED, allocate space in the `regs' structure
- for `max (RE_NREGS, re_nsub + 1)' groups.
- If REGS_REALLOCATE, reallocate space if necessary.
- If REGS_FIXED, use what's there. */
+ /* If REGS_UNALLOCATED, allocate space in the `regs' structure
+ for `max (RE_NREGS, re_nsub + 1)' groups.
+ If REGS_REALLOCATE, reallocate space if necessary.
+ If REGS_FIXED, use what's there. */
#define REGS_UNALLOCATED 0
#define REGS_REALLOCATE 1
#define REGS_FIXED 2
unsigned regs_allocated : 2;
- /* Set to zero when `regex_compile' compiles a pattern; set to one
- by `re_compile_fastmap' if it updates the fastmap. */
+ /* Set to zero when `regex_compile' compiles a pattern; set to one
+ by `re_compile_fastmap' if it updates the fastmap. */
unsigned fastmap_accurate : 1;
- /* If set, `re_match_2' does not return information about
- subexpressions. */
+ /* If set, `re_match_2' does not return information about
+ subexpressions. */
unsigned no_sub : 1;
- /* If set, a beginning-of-line anchor doesn't match at the
- beginning of the string. */
+ /* If set, a beginning-of-line anchor doesn't match at the beginning
+ of the string. */
unsigned not_bol : 1;
- /* Similarly for an end-of-line anchor. */
+ /* Similarly for an end-of-line anchor. */
unsigned not_eol : 1;
- /* If true, an anchor at a newline matches. */
+ /* If true, an anchor at a newline matches. */
unsigned newline_anchor : 1;
-
-/* [[[end pattern_buffer]]] */
};
typedef struct re_pattern_buffer regex_t;
@@ -454,19 +450,19 @@ typedef struct
/* Sets the current default syntax to SYNTAX, and return the old syntax.
You can also simply assign to the `re_syntax_options' variable. */
-extern reg_syntax_t re_set_syntax (reg_syntax_t syntax);
+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. */
-extern const char *re_compile_pattern (const char *pattern, size_t length,
- struct re_pattern_buffer *buffer);
+extern const char *re_compile_pattern (const char *__pattern, size_t __length,
+ struct re_pattern_buffer *__buffer);
/* Compile a fastmap for the compiled pattern in BUFFER; used to
accelerate searches. Return 0 if successful and -2 if was an
internal error. */
-extern int re_compile_fastmap (struct re_pattern_buffer *buffer);
+extern int re_compile_fastmap (struct re_pattern_buffer *__buffer);
/* Search in the string STRING (with length LENGTH) for the pattern
@@ -474,29 +470,30 @@ extern int re_compile_fastmap (struct re_pattern_buffer *buffer);
characters. Return the starting position of the match, -1 for no
match, or -2 for an internal error. Also return register
information in REGS (if REGS and BUFFER->no_sub are nonzero). */
-extern int re_search (struct re_pattern_buffer *buffer, const char *string,
- int length, int start, int range,
- struct re_registers *regs);
+extern int re_search (struct re_pattern_buffer *__buffer, const char *__string,
+ int __length, int __start, int __range,
+ struct re_registers *__regs);
/* Like `re_search', but search in the concatenation of STRING1 and
STRING2. Also, stop searching at index START + STOP. */
-extern int re_search_2 (struct re_pattern_buffer *buffer, const char *string1,
- int length1, const char *string2, int length2,
- int start, int range, struct re_registers *regs,
- int stop);
+extern int re_search_2 (struct re_pattern_buffer *__buffer,
+ const char *__string1, int __length1,
+ const char *__string2, int __length2, int __start,
+ int __range, struct re_registers *__regs, int __stop);
/* Like `re_search', but return how many characters in STRING the regexp
in BUFFER matched, starting at position START. */
-extern int re_match (struct re_pattern_buffer *buffer, const char *string,
- int length, int start, struct re_registers *regs);
+extern int re_match (struct re_pattern_buffer *__buffer, const char *__string,
+ int __length, int __start, struct re_registers *__regs);
/* Relates to `re_match' as `re_search_2' relates to `re_search'. */
-extern int re_match_2 (struct re_pattern_buffer *buffer, const char *string1,
- int length1, const char *string2, int length2,
- int start, struct re_registers *regs, int stop);
+extern int re_match_2 (struct re_pattern_buffer *__buffer,
+ const char *__string1, int __length1,
+ const char *__string2, int __length2, int __start,
+ struct re_registers *__regs, int __stop);
/* Set REGS to hold NUM_REGS registers, storing them in STARTS and
@@ -511,9 +508,10 @@ extern int re_match_2 (struct re_pattern_buffer *buffer, const char *string1,
Unless this function is called, the first search or match using
PATTERN_BUFFER will allocate its own register data, without
freeing the old data. */
-extern void re_set_registers (struct re_pattern_buffer *buffer,
- struct re_registers *regs, unsigned num_regs,
- regoff_t *starts, regoff_t *ends);
+extern void re_set_registers (struct re_pattern_buffer *__buffer,
+ struct re_registers *__regs,
+ unsigned int __num_regs,
+ regoff_t *__starts, regoff_t *__ends);
#if defined _REGEX_RE_COMP || defined _LIBC
# ifndef _CRAY
@@ -564,11 +562,3 @@ extern void regfree (regex_t *__preg);
#endif /* C++ */
#endif /* regex.h */
-
-/*
-Local variables:
-make-backup-files: t
-version-control: t
-trim-versions-without-asking: nil
-End:
-*/