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Fixup whitespace in compat/regex.[ch]
Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
This commit is contained in:
Johannes Sixt
3832
compat/regex.c
3832
compat/regex.c
File diff suppressed because it is too large
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102
compat/regex.h
102
compat/regex.h
@@ -42,7 +42,7 @@ typedef unsigned reg_syntax_t;
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#define RE_BACKSLASH_ESCAPE_IN_LISTS (1)
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/* If this bit is not set, then + and ? are operators, and \+ and \? are
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literals.
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literals.
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If set, then \+ and \? are operators and + and ? are literals. */
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#define RE_BK_PLUS_QM (RE_BACKSLASH_ESCAPE_IN_LISTS << 1)
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@@ -55,10 +55,10 @@ typedef unsigned reg_syntax_t;
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/* If this bit is set, then ^ and $ are always anchors (outside bracket
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expressions, of course).
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If this bit is not set, then it depends:
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^ is an anchor if it is at the beginning of a regular
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expression or after an open-group or an alternation operator;
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$ is an anchor if it is at the end of a regular expression, or
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before a close-group or an alternation operator.
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^ is an anchor if it is at the beginning of a regular
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expression or after an open-group or an alternation operator;
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$ is an anchor if it is at the end of a regular expression, or
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before a close-group or an alternation operator.
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This bit could be (re)combined with RE_CONTEXT_INDEP_OPS, because
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POSIX draft 11.2 says that * etc. in leading positions is undefined.
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@@ -69,7 +69,7 @@ typedef unsigned reg_syntax_t;
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/* If this bit is set, then special characters are always special
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regardless of where they are in the pattern.
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If this bit is not set, then special characters are special only in
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some contexts; otherwise they are ordinary. Specifically,
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some contexts; otherwise they are ordinary. Specifically,
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* + ? and intervals are only special when not after the beginning,
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open-group, or alternation operator. */
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#define RE_CONTEXT_INDEP_OPS (RE_CONTEXT_INDEP_ANCHORS << 1)
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@@ -91,7 +91,7 @@ typedef unsigned reg_syntax_t;
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#define RE_HAT_LISTS_NOT_NEWLINE (RE_DOT_NOT_NULL << 1)
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/* If this bit is set, either \{...\} or {...} defines an
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interval, depending on RE_NO_BK_BRACES.
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interval, depending on RE_NO_BK_BRACES.
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If not set, \{, \}, {, and } are literals. */
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#define RE_INTERVALS (RE_HAT_LISTS_NOT_NEWLINE << 1)
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@@ -116,7 +116,7 @@ typedef unsigned reg_syntax_t;
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If not set, then \<digit> is a back-reference. */
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#define RE_NO_BK_REFS (RE_NO_BK_PARENS << 1)
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/* If this bit is set, then | is an alternation operator, and \| is literal.
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/* If this bit is set, then | is an alternation operator, and \| is literal.
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If not set, then \| is an alternation operator, and | is literal. */
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#define RE_NO_BK_VBAR (RE_NO_BK_REFS << 1)
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@@ -138,7 +138,7 @@ extern reg_syntax_t re_syntax_options;
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/* Define combinations of the above bits for the standard possibilities.
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(The [[[ comments delimit what gets put into the Texinfo file, so
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don't delete them!) */
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don't delete them!) */
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/* [[[begin syntaxes]]] */
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#define RE_SYNTAX_EMACS 0
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@@ -205,7 +205,7 @@ extern reg_syntax_t re_syntax_options;
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#ifdef RE_DUP_MAX
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#undef RE_DUP_MAX
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#endif
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#define RE_DUP_MAX ((1 << 15) - 1)
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#define RE_DUP_MAX ((1 << 15) - 1)
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/* POSIX `cflags' bits (i.e., information for `regcomp'). */
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@@ -217,7 +217,7 @@ extern reg_syntax_t re_syntax_options;
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/* If this bit is set, then ignore case when matching.
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If not set, then case is significant. */
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#define REG_ICASE (REG_EXTENDED << 1)
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/* If this bit is set, then anchors do not match at newline
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characters in the string.
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If not set, then anchors do match at newlines. */
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@@ -256,7 +256,7 @@ typedef enum
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REG_EESCAPE, /* Trailing backslash. */
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REG_ESUBREG, /* Invalid back reference. */
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REG_EBRACK, /* Unmatched left bracket. */
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REG_EPAREN, /* Parenthesis imbalance. */
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REG_EPAREN, /* Parenthesis imbalance. */
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REG_EBRACE, /* Unmatched \{. */
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REG_BADBR, /* Invalid contents of \{\}. */
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REG_ERANGE, /* Invalid range end. */
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@@ -279,65 +279,65 @@ struct re_pattern_buffer
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{
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/* [[[begin pattern_buffer]]] */
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/* Space that holds the compiled pattern. It is declared as
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`unsigned char *' because its elements are
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sometimes used as array indexes. */
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`unsigned char *' because its elements are
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sometimes used as array indexes. */
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unsigned char *buffer;
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/* Number of bytes to which `buffer' points. */
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unsigned long allocated;
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/* Number of bytes actually used in `buffer'. */
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unsigned long used;
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unsigned long used;
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/* Syntax setting with which the pattern was compiled. */
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/* Syntax setting with which the pattern was compiled. */
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reg_syntax_t syntax;
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/* Pointer to a fastmap, if any, otherwise zero. re_search uses
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the fastmap, if there is one, to skip over impossible
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starting points for matches. */
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/* Pointer to a fastmap, if any, otherwise zero. re_search uses
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the fastmap, if there is one, to skip over impossible
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starting points for matches. */
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char *fastmap;
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/* Either a translate table to apply to all characters before
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comparing them, or zero for no translation. The translation
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is applied to a pattern when it is compiled and to a string
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when it is matched. */
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/* Either a translate table to apply to all characters before
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comparing them, or zero for no translation. The translation
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is applied to a pattern when it is compiled and to a string
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when it is matched. */
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char *translate;
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/* Number of subexpressions found by the compiler. */
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size_t re_nsub;
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/* Zero if this pattern cannot match the empty string, one else.
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Well, in truth it's used only in `re_search_2', to see
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whether or not we should use the fastmap, so we don't set
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this absolutely perfectly; see `re_compile_fastmap' (the
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`duplicate' case). */
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/* Zero if this pattern cannot match the empty string, one else.
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Well, in truth it's used only in `re_search_2', to see
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whether or not we should use the fastmap, so we don't set
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this absolutely perfectly; see `re_compile_fastmap' (the
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`duplicate' case). */
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unsigned can_be_null : 1;
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/* If REGS_UNALLOCATED, allocate space in the `regs' structure
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for `max (RE_NREGS, re_nsub + 1)' groups.
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If REGS_REALLOCATE, reallocate space if necessary.
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If REGS_FIXED, use what's there. */
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/* If REGS_UNALLOCATED, allocate space in the `regs' structure
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for `max (RE_NREGS, re_nsub + 1)' groups.
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If REGS_REALLOCATE, reallocate space if necessary.
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If REGS_FIXED, use what's there. */
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#define REGS_UNALLOCATED 0
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#define REGS_REALLOCATE 1
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#define REGS_FIXED 2
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unsigned regs_allocated : 2;
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/* Set to zero when `regex_compile' compiles a pattern; set to one
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by `re_compile_fastmap' if it updates the fastmap. */
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/* Set to zero when `regex_compile' compiles a pattern; set to one
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by `re_compile_fastmap' if it updates the fastmap. */
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unsigned fastmap_accurate : 1;
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/* If set, `re_match_2' does not return information about
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subexpressions. */
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/* If set, `re_match_2' does not return information about
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subexpressions. */
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unsigned no_sub : 1;
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/* If set, a beginning-of-line anchor doesn't match at the
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beginning of the string. */
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/* If set, a beginning-of-line anchor doesn't match at the
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beginning of the string. */
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unsigned not_bol : 1;
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/* Similarly for an end-of-line anchor. */
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/* Similarly for an end-of-line anchor. */
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unsigned not_eol : 1;
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/* If true, an anchor at a newline matches. */
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/* If true, an anchor at a newline matches. */
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unsigned newline_anchor : 1;
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/* [[[end pattern_buffer]]] */
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@@ -408,7 +408,7 @@ extern reg_syntax_t re_set_syntax _RE_ARGS ((reg_syntax_t syntax));
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BUFFER. Return NULL if successful, and an error string if not. */
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extern const char *re_compile_pattern
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_RE_ARGS ((const char *pattern, int length,
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struct re_pattern_buffer *buffer));
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struct re_pattern_buffer *buffer));
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/* Compile a fastmap for the compiled pattern in BUFFER; used to
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@@ -424,29 +424,29 @@ extern int re_compile_fastmap _RE_ARGS ((struct re_pattern_buffer *buffer));
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information in REGS (if REGS and BUFFER->no_sub are nonzero). */
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extern int re_search
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_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string,
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int length, int start, int range, struct re_registers *regs));
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int length, int start, int range, struct re_registers *regs));
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/* Like `re_search', but search in the concatenation of STRING1 and
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STRING2. Also, stop searching at index START + STOP. */
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extern int re_search_2
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_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string1,
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int length1, const char *string2, int length2,
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int start, int range, struct re_registers *regs, int stop));
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int length1, const char *string2, int length2,
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int start, int range, struct re_registers *regs, int stop));
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/* Like `re_search', but return how many characters in STRING the regexp
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in BUFFER matched, starting at position START. */
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extern int re_match
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_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string,
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int length, int start, struct re_registers *regs));
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int length, int start, struct re_registers *regs));
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/* Relates to `re_match' as `re_search_2' relates to `re_search'. */
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extern int re_match_2
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extern int re_match_2
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_RE_ARGS ((struct re_pattern_buffer *buffer, const char *string1,
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int length1, const char *string2, int length2,
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int start, struct re_registers *regs, int stop));
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int length1, const char *string2, int length2,
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int start, struct re_registers *regs, int stop));
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/* Set REGS to hold NUM_REGS registers, storing them in STARTS and
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@@ -463,7 +463,7 @@ extern int re_match_2
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freeing the old data. */
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extern void re_set_registers
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_RE_ARGS ((struct re_pattern_buffer *buffer, struct re_registers *regs,
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unsigned num_regs, regoff_t *starts, regoff_t *ends));
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unsigned num_regs, regoff_t *starts, regoff_t *ends));
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/* 4.2 bsd compatibility. */
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extern char *re_comp _RE_ARGS ((const char *));
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@@ -473,10 +473,10 @@ extern int re_exec _RE_ARGS ((const char *));
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extern int regcomp _RE_ARGS ((regex_t *preg, const char *pattern, int cflags));
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extern int regexec
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_RE_ARGS ((const regex_t *preg, const char *string, size_t nmatch,
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regmatch_t pmatch[], int eflags));
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regmatch_t pmatch[], int eflags));
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extern size_t regerror
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_RE_ARGS ((int errcode, const regex_t *preg, char *errbuf,
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size_t errbuf_size));
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size_t errbuf_size));
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extern void regfree _RE_ARGS ((regex_t *preg));
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#endif /* not __REGEXP_LIBRARY_H__ */
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