| Index: bison/src/bison/2.4.1/bison-2.4.1-src/lib/quotearg.h
|
| ===================================================================
|
| --- bison/src/bison/2.4.1/bison-2.4.1-src/lib/quotearg.h (revision 0)
|
| +++ bison/src/bison/2.4.1/bison-2.4.1-src/lib/quotearg.h (revision 0)
|
| @@ -0,0 +1,305 @@
|
| +/* quotearg.h - quote arguments for output
|
| +
|
| + Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004, 2006, 2008 Free
|
| + Software Foundation, Inc.
|
| +
|
| + This program is free software: you can redistribute it and/or modify
|
| + it under the terms of the GNU General Public License as published by
|
| + the Free Software Foundation; either version 3 of the License, or
|
| + (at your option) any later version.
|
| +
|
| + This program is distributed in the hope that it will be useful,
|
| + but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| + GNU General Public License for more details.
|
| +
|
| + You should have received a copy of the GNU General Public License
|
| + along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
| +
|
| +/* Written by Paul Eggert <eggert@twinsun.com> */
|
| +
|
| +#ifndef QUOTEARG_H_
|
| +# define QUOTEARG_H_ 1
|
| +
|
| +# include <stddef.h>
|
| +
|
| +/* Basic quoting styles. For each style, an example is given on the
|
| + input strings "simple", "\0 \t\n'\"\033?""?/\\", and "a:b", using
|
| + quotearg_buffer, quotearg_mem, and quotearg_colon_mem with that
|
| + style and the default flags and quoted characters. Note that the
|
| + examples are shown here as valid C strings rather than what
|
| + displays on a terminal (with "??/" as a trigraph for "\\"). */
|
| +enum quoting_style
|
| + {
|
| + /* Output names as-is (ls --quoting-style=literal). Can result in
|
| + embedded null bytes if QA_ELIDE_NULL_BYTES is not in
|
| + effect.
|
| +
|
| + quotearg_buffer:
|
| + "simple", "\0 \t\n'\"\033??/\\", "a:b"
|
| + quotearg:
|
| + "simple", " \t\n'\"\033??/\\", "a:b"
|
| + quotearg_colon:
|
| + "simple", " \t\n'\"\033??/\\", "a:b"
|
| + */
|
| + literal_quoting_style,
|
| +
|
| + /* Quote names for the shell if they contain shell metacharacters
|
| + or would cause ambiguous output (ls --quoting-style=shell).
|
| + Can result in embedded null bytes if QA_ELIDE_NULL_BYTES is not
|
| + in effect.
|
| +
|
| + quotearg_buffer:
|
| + "simple", "'\0 \t\n'\\''\"\033??/\\'", "a:b"
|
| + quotearg:
|
| + "simple", "' \t\n'\\''\"\033??/\\'", "a:b"
|
| + quotearg_colon:
|
| + "simple", "' \t\n'\\''\"\033??/\\'", "'a:b'"
|
| + */
|
| + shell_quoting_style,
|
| +
|
| + /* Quote names for the shell, even if they would normally not
|
| + require quoting (ls --quoting-style=shell-always). Can result
|
| + in embedded null bytes if QA_ELIDE_NULL_BYTES is not in effect.
|
| + Behaves like shell_quoting_style if QA_ELIDE_OUTER_QUOTES is in
|
| + effect.
|
| +
|
| + quotearg_buffer:
|
| + "'simple'", "'\0 \t\n'\\''\"\033??/\\'", "'a:b'"
|
| + quotearg:
|
| + "'simple'", "' \t\n'\\''\"\033??/\\'", "'a:b'"
|
| + quotearg_colon:
|
| + "'simple'", "' \t\n'\\''\"\033??/\\'", "'a:b'"
|
| + */
|
| + shell_always_quoting_style,
|
| +
|
| + /* Quote names as for a C language string (ls --quoting-style=c).
|
| + Behaves like c_maybe_quoting_style if QA_ELIDE_OUTER_QUOTES is
|
| + in effect. Split into consecutive strings if
|
| + QA_SPLIT_TRIGRAPHS.
|
| +
|
| + quotearg_buffer:
|
| + "\"simple\"", "\"\\0 \\t\\n'\\\"\\033??/\\\\\"", "\"a:b\""
|
| + quotearg:
|
| + "\"simple\"", "\"\\0 \\t\\n'\\\"\\033??/\\\\\"", "\"a:b\""
|
| + quotearg_colon:
|
| + "\"simple\"", "\"\\0 \\t\\n'\\\"\\033??/\\\\\"", "\"a\\:b\""
|
| + */
|
| + c_quoting_style,
|
| +
|
| + /* Like c_quoting_style except omit the surrounding double-quote
|
| + characters if no quoted characters are encountered.
|
| +
|
| + quotearg_buffer:
|
| + "simple", "\"\\0 \\t\\n'\\\"\\033??/\\\\\"", "a:b"
|
| + quotearg:
|
| + "simple", "\"\\0 \\t\\n'\\\"\\033??/\\\\\"", "a:b"
|
| + quotearg_colon:
|
| + "simple", "\"\\0 \\t\\n'\\\"\\033??/\\\\\"", "\"a:b\""
|
| + */
|
| + c_maybe_quoting_style,
|
| +
|
| + /* Like c_quoting_style except always omit the surrounding
|
| + double-quote characters (ls --quoting-style=escape).
|
| +
|
| + quotearg_buffer:
|
| + "simple", "\\0 \\t\\n'\"\\033??/\\\\", "a:b"
|
| + quotearg:
|
| + "simple", "\\0 \\t\\n'\"\\033??/\\\\", "a:b"
|
| + quotearg_colon:
|
| + "simple", "\\0 \\t\\n'\"\\033??/\\\\", "a\\:b"
|
| + */
|
| + escape_quoting_style,
|
| +
|
| + /* Like clocale_quoting_style, but quote `like this' instead of
|
| + "like this" in the default C locale (ls --quoting-style=locale).
|
| +
|
| + LC_MESSAGES=C
|
| + quotearg_buffer:
|
| + "`simple'", "`\\0 \\t\\n\\'\"\\033??/\\\\'", "`a:b'"
|
| + quotearg:
|
| + "`simple'", "`\\0 \\t\\n\\'\"\\033??/\\\\'", "`a:b'"
|
| + quotearg_colon:
|
| + "`simple'", "`\\0 \\t\\n\\'\"\\033??/\\\\'", "`a\\:b'"
|
| +
|
| + LC_MESSAGES=pt_PT.utf8
|
| + quotearg_buffer:
|
| + "\302\253simple\302\273",
|
| + "\302\253\\0 \\t\\n'\"\\033??/\\\\\302\253", "\302\253a:b\302\273"
|
| + quotearg:
|
| + "\302\253simple\302\273",
|
| + "\302\253\\0 \\t\\n'\"\\033??/\\\\\302\253", "\302\253a:b\302\273"
|
| + quotearg_colon:
|
| + "\302\253simple\302\273",
|
| + "\302\253\\0 \\t\\n'\"\\033??/\\\\\302\253", "\302\253a\\:b\302\273"
|
| + */
|
| + locale_quoting_style,
|
| +
|
| + /* Like c_quoting_style except use quotation marks appropriate for
|
| + the locale (ls --quoting-style=clocale).
|
| +
|
| + LC_MESSAGES=C
|
| + quotearg_buffer:
|
| + "\"simple\"", "\"\\0 \\t\\n'\\\"\\033??/\\\\\"", "\"a:b\""
|
| + quotearg:
|
| + "\"simple\"", "\"\\0 \\t\\n'\\\"\\033??/\\\\\"", "\"a:b\""
|
| + quotearg_colon:
|
| + "\"simple\"", "\"\\0 \\t\\n'\\\"\\033??/\\\\\"", "\"a\\:b\""
|
| +
|
| + LC_MESSAGES=pt_PT.utf8
|
| + quotearg_buffer:
|
| + "\302\253simple\302\273",
|
| + "\302\253\\0 \\t\\n'\"\\033??/\\\\\302\253", "\302\253a:b\302\273"
|
| + quotearg:
|
| + "\302\253simple\302\273",
|
| + "\302\253\\0 \\t\\n'\"\\033??/\\\\\302\253", "\302\253a:b\302\273"
|
| + quotearg_colon:
|
| + "\302\253simple\302\273",
|
| + "\302\253\\0 \\t\\n'\"\\033??/\\\\\302\253", "\302\253a\\:b\302\273"
|
| + */
|
| + clocale_quoting_style
|
| + };
|
| +
|
| +/* Flags for use in set_quoting_flags. */
|
| +enum quoting_flags
|
| + {
|
| + /* Always elide null bytes from styles that do not quote them,
|
| + even when the length of the result is available to the
|
| + caller. */
|
| + QA_ELIDE_NULL_BYTES = 0x01,
|
| +
|
| + /* Omit the surrounding quote characters if no escaped characters
|
| + are encountered. Note that if no other character needs
|
| + escaping, then neither does the escape character. */
|
| + QA_ELIDE_OUTER_QUOTES = 0x02,
|
| +
|
| + /* In the c_quoting_style and c_maybe_quoting_style, split ANSI
|
| + trigraph sequences into concatenated strings (for example,
|
| + "?""?/" rather than "??/", which could be confused with
|
| + "\\"). */
|
| + QA_SPLIT_TRIGRAPHS = 0x04
|
| + };
|
| +
|
| +/* For now, --quoting-style=literal is the default, but this may change. */
|
| +# ifndef DEFAULT_QUOTING_STYLE
|
| +# define DEFAULT_QUOTING_STYLE literal_quoting_style
|
| +# endif
|
| +
|
| +/* Names of quoting styles and their corresponding values. */
|
| +extern char const *const quoting_style_args[];
|
| +extern enum quoting_style const quoting_style_vals[];
|
| +
|
| +struct quoting_options;
|
| +
|
| +/* The functions listed below set and use a hidden variable
|
| + that contains the default quoting style options. */
|
| +
|
| +/* Allocate a new set of quoting options, with contents initially identical
|
| + to O if O is not null, or to the default if O is null.
|
| + It is the caller's responsibility to free the result. */
|
| +struct quoting_options *clone_quoting_options (struct quoting_options *o);
|
| +
|
| +/* Get the value of O's quoting style. If O is null, use the default. */
|
| +enum quoting_style get_quoting_style (struct quoting_options *o);
|
| +
|
| +/* In O (or in the default if O is null),
|
| + set the value of the quoting style to S. */
|
| +void set_quoting_style (struct quoting_options *o, enum quoting_style s);
|
| +
|
| +/* In O (or in the default if O is null),
|
| + set the value of the quoting options for character C to I.
|
| + Return the old value. Currently, the only values defined for I are
|
| + 0 (the default) and 1 (which means to quote the character even if
|
| + it would not otherwise be quoted). */
|
| +int set_char_quoting (struct quoting_options *o, char c, int i);
|
| +
|
| +/* In O (or in the default if O is null),
|
| + set the value of the quoting options flag to I, which can be a
|
| + bitwise combination of enum quoting_flags, or 0 for default
|
| + behavior. Return the old value. */
|
| +int set_quoting_flags (struct quoting_options *o, int i);
|
| +
|
| +/* Place into buffer BUFFER (of size BUFFERSIZE) a quoted version of
|
| + argument ARG (of size ARGSIZE), using O to control quoting.
|
| + If O is null, use the default.
|
| + Terminate the output with a null character, and return the written
|
| + size of the output, not counting the terminating null.
|
| + If BUFFERSIZE is too small to store the output string, return the
|
| + value that would have been returned had BUFFERSIZE been large enough.
|
| + If ARGSIZE is -1, use the string length of the argument for ARGSIZE.
|
| + On output, BUFFER might contain embedded null bytes if ARGSIZE was
|
| + not -1, the style of O does not use backslash escapes, and the
|
| + flags of O do not request elision of null bytes.*/
|
| +size_t quotearg_buffer (char *buffer, size_t buffersize,
|
| + char const *arg, size_t argsize,
|
| + struct quoting_options const *o);
|
| +
|
| +/* Like quotearg_buffer, except return the result in a newly allocated
|
| + buffer. It is the caller's responsibility to free the result. The
|
| + result will not contain embedded null bytes. */
|
| +char *quotearg_alloc (char const *arg, size_t argsize,
|
| + struct quoting_options const *o);
|
| +
|
| +/* Like quotearg_alloc, except that the length of the result,
|
| + excluding the terminating null byte, is stored into SIZE if it is
|
| + non-NULL. The result might contain embedded null bytes if ARGSIZE
|
| + was not -1, SIZE was not NULL, the style of O does not use
|
| + backslash escapes, and the flags of O do not request elision of
|
| + null bytes.*/
|
| +char *quotearg_alloc_mem (char const *arg, size_t argsize,
|
| + size_t *size, struct quoting_options const *o);
|
| +
|
| +/* Use storage slot N to return a quoted version of the string ARG.
|
| + Use the default quoting options.
|
| + The returned value points to static storage that can be
|
| + reused by the next call to this function with the same value of N.
|
| + N must be nonnegative. The output of all functions in the
|
| + quotearg_n family are guaranteed to not contain embedded null
|
| + bytes.*/
|
| +char *quotearg_n (int n, char const *arg);
|
| +
|
| +/* Equivalent to quotearg_n (0, ARG). */
|
| +char *quotearg (char const *arg);
|
| +
|
| +/* Use storage slot N to return a quoted version of the argument ARG
|
| + of size ARGSIZE. This is like quotearg_n (N, ARG), except it can
|
| + quote null bytes. */
|
| +char *quotearg_n_mem (int n, char const *arg, size_t argsize);
|
| +
|
| +/* Equivalent to quotearg_n_mem (0, ARG, ARGSIZE). */
|
| +char *quotearg_mem (char const *arg, size_t argsize);
|
| +
|
| +/* Use style S and storage slot N to return a quoted version of the string ARG.
|
| + This is like quotearg_n (N, ARG), except that it uses S with no other
|
| + options to specify the quoting method. */
|
| +char *quotearg_n_style (int n, enum quoting_style s, char const *arg);
|
| +
|
| +/* Use style S and storage slot N to return a quoted version of the
|
| + argument ARG of size ARGSIZE. This is like quotearg_n_style
|
| + (N, S, ARG), except it can quote null bytes. */
|
| +char *quotearg_n_style_mem (int n, enum quoting_style s,
|
| + char const *arg, size_t argsize);
|
| +
|
| +/* Equivalent to quotearg_n_style (0, S, ARG). */
|
| +char *quotearg_style (enum quoting_style s, char const *arg);
|
| +
|
| +/* Equivalent to quotearg_n_style_mem (0, S, ARG, ARGSIZE). */
|
| +char *quotearg_style_mem (enum quoting_style s,
|
| + char const *arg, size_t argsize);
|
| +
|
| +/* Like quotearg (ARG), except also quote any instances of CH. */
|
| +char *quotearg_char (char const *arg, char ch);
|
| +
|
| +/* Like quotearg_char (ARG, CH), except it can quote null bytes. */
|
| +char *quotearg_char_mem (char const *arg, size_t argsize, char ch);
|
| +
|
| +/* Equivalent to quotearg_char (ARG, ':'). */
|
| +char *quotearg_colon (char const *arg);
|
| +
|
| +/* Like quotearg_colon (ARG), except it can quote null bytes. */
|
| +char *quotearg_colon_mem (char const *arg, size_t argsize);
|
| +
|
| +/* Free any dynamically allocated memory. */
|
| +void quotearg_free (void);
|
| +
|
| +#endif /* !QUOTEARG_H_ */
|
|
|
| Property changes on: bison\src\bison\2.4.1\bison-2.4.1-src\lib\quotearg.h
|
| ___________________________________________________________________
|
| Added: svn:eol-style
|
| + LF
|
|
|
|
|