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Name	Size	Permission	Date
arpa	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
asm	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
asm-generic	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
bits	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
c++	[ DIR ]	drwxr-xr-x	2024-10-21 22:12
drm	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
finclude	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
gdbm	[ DIR ]	drwxr-xr-x	2024-10-21 22:16
gnu	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
libdb	[ DIR ]	drwxr-xr-x	2024-10-21 22:16
libxml2	[ DIR ]	drwxr-xr-x	2024-10-21 22:12
linux	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
lzma	[ DIR ]	drwxr-xr-x	2024-10-21 22:12
misc	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
mtd	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
net	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
netash	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
netatalk	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
netax25	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
neteconet	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
netinet	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
netipx	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
netiucv	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
netpacket	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
netrom	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
netrose	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
nfs	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
pcp	[ DIR ]	drwxr-xr-x	2024-10-11 11:36
perf	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
protocols	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
python2.7	[ DIR ]	drwxr-xr-x	2024-10-11 11:36
python3.4m	[ DIR ]	drwxr-xr-x	2024-10-21 22:16
python3.6m	[ DIR ]	drwxr-xr-x	2025-07-07 14:53
rdma	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
rpc	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
scsi	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
sound	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
sys	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
video	[ DIR ]	drwxr-xr-x	2024-10-21 22:11
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a.out.h	4.25 KB	-rw-r--r--	2024-09-24 18:28
aio.h	7.28 KB	-rw-r--r--	2024-09-24 18:28
aliases.h	1.98 KB	-rw-r--r--	2024-09-24 18:28
alloca.h	1.17 KB	-rw-r--r--	2024-09-24 18:28
ar.h	1.69 KB	-rw-r--r--	2024-09-24 18:28
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argz.h	5.91 KB	-rw-r--r--	2024-09-24 18:28
assert.h	4.45 KB	-rw-r--r--	2024-09-24 18:28
byteswap.h	1.37 KB	-rw-r--r--	2024-09-24 18:28
complex.h	7 KB	-rw-r--r--	2024-09-24 18:28
courierauth.h	6.16 KB	-r--r--r--	2022-11-01 13:44
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courierauthstaticlist.h	1.16 KB	-r--r--r--	2022-11-01 13:44
cpio.h	2.21 KB	-rw-r--r--	2024-09-24 18:28
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crypt.h	8.9 KB	-rw-r--r--	2021-10-13 17:03
ctype.h	10.71 KB	-rw-r--r--	2024-09-24 18:28
db.h	120.22 KB	-r--r--r--	2021-09-22 03:34
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dbm.h	1.38 KB	-rw-r--r--	2022-10-01 12:22
dirent.h	12.19 KB	-rw-r--r--	2024-09-24 18:28
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elf.h	170.73 KB	-rw-r--r--	2024-09-24 18:28
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gconv.h	4.31 KB	-rw-r--r--	2024-09-24 18:28
gdbm.h	10.1 KB	-rw-r--r--	2022-10-01 12:22
getopt.h	1.43 KB	-rw-r--r--	2024-09-24 18:28
glob.h	6.46 KB	-rw-r--r--	2024-09-24 18:28
gnu-versions.h	2.29 KB	-rw-r--r--	2024-09-24 18:28
gnumake.h	2.84 KB	-rw-r--r--	2022-04-12 15:50
grp.h	6.53 KB	-rw-r--r--	2024-09-24 18:28
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iconv.h	1.81 KB	-rw-r--r--	2024-09-24 18:28
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ifaddrs.h	2.77 KB	-rw-r--r--	2024-09-24 18:28
inttypes.h	11.61 KB	-rw-r--r--	2024-09-24 18:28
langinfo.h	17.43 KB	-rw-r--r--	2024-09-24 18:28
lastlog.h	126 B	-rw-r--r--	2024-09-24 18:28
libgen.h	1.35 KB	-rw-r--r--	2024-09-24 18:28
libintl.h	4.47 KB	-rw-r--r--	2024-09-24 18:28
limits.h	5.29 KB	-rw-r--r--	2024-09-24 18:28
link.h	7.05 KB	-rw-r--r--	2024-09-24 18:28
locale.h	7.49 KB	-rw-r--r--	2024-09-24 18:28
lzma.h	9.59 KB	-rw-r--r--	2018-04-30 00:10
malloc.h	5.96 KB	-rw-r--r--	2024-09-24 18:28
math.h	52.07 KB	-rw-r--r--	2024-09-24 18:28
mcheck.h	2.38 KB	-rw-r--r--	2024-09-24 18:28
memory.h	955 B	-rw-r--r--	2024-09-24 18:28
mntent.h	3.28 KB	-rw-r--r--	2024-09-24 18:28
monetary.h	1.76 KB	-rw-r--r--	2024-09-24 18:28
mqueue.h	3.67 KB	-rw-r--r--	2024-09-24 18:28
ndbm.h	2.4 KB	-rw-r--r--	2022-10-01 12:22
netdb.h	27.44 KB	-rw-r--r--	2024-09-24 18:28
nl_types.h	1.71 KB	-rw-r--r--	2024-09-24 18:28
nss.h	1.83 KB	-rw-r--r--	2024-09-24 18:28
obstack.h	20.81 KB	-rw-r--r--	2024-09-24 18:28
paths.h	2.91 KB	-rw-r--r--	2024-09-24 18:28
pcre.h	30.97 KB	-rw-r--r--	2021-10-13 05:27
pcre_scanner.h	6.45 KB	-rw-r--r--	2021-10-13 05:27
pcre_stringpiece.h	6.16 KB	-rw-r--r--	2021-10-13 05:27
pcrecpp.h	25.91 KB	-rw-r--r--	2021-10-13 05:27
pcrecpparg.h	6.62 KB	-rw-r--r--	2021-10-13 05:27
pcreposix.h	5.32 KB	-rw-r--r--	2021-10-13 05:27
poll.h	22 B	-rw-r--r--	2024-09-24 18:28
printf.h	6.64 KB	-rw-r--r--	2024-09-24 18:28
proc_service.h	3.39 KB	-rw-r--r--	2024-09-24 18:28
pthread.h	40.3 KB	-rw-r--r--	2024-09-24 18:28
pty.h	1.53 KB	-rw-r--r--	2024-09-24 18:28
pwd.h	6.01 KB	-rw-r--r--	2024-09-24 18:28
re_comp.h	962 B	-rw-r--r--	2024-09-24 18:28
regex.h	24.14 KB	-rw-r--r--	2024-09-24 18:28
regexp.h	1.41 KB	-rw-r--r--	2024-09-24 18:28
resolv.h	11.79 KB	-rw-r--r--	2024-09-24 18:28
sched.h	4.62 KB	-rw-r--r--	2024-09-24 18:28
search.h	5.1 KB	-rw-r--r--	2024-09-24 18:28
semaphore.h	2.34 KB	-rw-r--r--	2024-09-24 18:28
setjmp.h	3.58 KB	-rw-r--r--	2024-09-24 18:28
sgtty.h	1.31 KB	-rw-r--r--	2024-09-24 18:28
shadow.h	5.34 KB	-rw-r--r--	2024-09-24 18:28
signal.h	11.96 KB	-rw-r--r--	2024-09-24 18:28
spawn.h	6.53 KB	-rw-r--r--	2024-09-24 18:28
stab.h	264 B	-rw-r--r--	2024-09-24 18:28
stdc-predef.h	2.24 KB	-rw-r--r--	2024-09-24 18:28
stdint.h	8.27 KB	-rw-r--r--	2024-09-24 18:28
stdio.h	29.46 KB	-rw-r--r--	2024-09-24 18:28
stdio_ext.h	2.73 KB	-rw-r--r--	2024-09-24 18:28
stdlib.h	34.82 KB	-rw-r--r--	2024-09-24 18:28
string.h	17.17 KB	-rw-r--r--	2024-09-24 18:28
strings.h	4.64 KB	-rw-r--r--	2024-09-24 18:28
syscall.h	25 B	-rw-r--r--	2024-09-24 18:28
sysexits.h	5.11 KB	-rw-r--r--	2024-09-24 18:28
syslog.h	24 B	-rw-r--r--	2024-09-24 18:28
tar.h	3.7 KB	-rw-r--r--	2024-09-24 18:28
termio.h	214 B	-rw-r--r--	2024-09-24 18:28
termios.h	3.51 KB	-rw-r--r--	2024-09-24 18:28
tgmath.h	30.75 KB	-rw-r--r--	2024-09-24 18:28
thread_db.h	15.65 KB	-rw-r--r--	2024-09-24 18:28
threads.h	6.5 KB	-rw-r--r--	2024-09-24 18:28
time.h	10.12 KB	-rw-r--r--	2024-09-24 18:28
ttyent.h	2.44 KB	-rw-r--r--	2024-09-24 18:28
uchar.h	1.95 KB	-rw-r--r--	2024-09-24 18:28
ucontext.h	1.99 KB	-rw-r--r--	2024-09-24 18:28
ulimit.h	1.55 KB	-rw-r--r--	2024-09-24 18:28
unistd.h	41.74 KB	-rw-r--r--	2024-09-24 18:28
utime.h	1.47 KB	-rw-r--r--	2024-09-24 18:28
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values.h	1.91 KB	-rw-r--r--	2024-09-24 18:28
wait.h	22 B	-rw-r--r--	2024-09-24 18:28
wchar.h	30.38 KB	-rw-r--r--	2024-09-24 18:28
wctype.h	5.42 KB	-rw-r--r--	2024-09-24 18:28
wordexp.h	2.44 KB	-rw-r--r--	2024-09-24 18:28
zconf.h	15.88 KB	-rw-r--r--	2023-10-31 01:17
zlib.h	94 KB	-rw-r--r--	2023-10-31 01:17

Rename

// Copyright (c) 2005, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//     * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Author: Sanjay Ghemawat
//
// Regular-expression based scanner for parsing an input stream.
//
// Example 1: parse a sequence of "var = number" entries from input:
//
//      Scanner scanner(input);
//      string var;
//      int number;
//      scanner.SetSkipExpression("\\s+"); // Skip any white space we encounter
//      while (scanner.Consume("(\\w+) = (\\d+)", &var, &number)) {
//        ...;
//      }

#ifndef _PCRE_SCANNER_H
#define _PCRE_SCANNER_H

#include <assert.h>
#include <string>
#include <vector>

#include <pcrecpp.h>
#include <pcre_stringpiece.h>

namespace pcrecpp {

class PCRECPP_EXP_DEFN Scanner {
 public:
  Scanner();
  explicit Scanner(const std::string& input);
  ~Scanner();

// Return current line number.  The returned line-number is
  // one-based.  I.e. it returns 1 + the number of consumed newlines.
  //
  // Note: this method may be slow.  It may take time proportional to
  // the size of the input.
  int LineNumber() const;

// Return the byte-offset that the scanner is looking in the
  // input data;
  int Offset() const;

// Return true iff the start of the remaining input matches "re"
  bool LookingAt(const RE& re) const;

// Return true iff all of the following are true
  //    a. the start of the remaining input matches "re",
  //    b. if any arguments are supplied, matched sub-patterns can be
  //       parsed and stored into the arguments.
  // If it returns true, it skips over the matched input and any
  // following input that matches the "skip" regular expression.
  bool Consume(const RE& re,
               const Arg& arg0 = RE::no_arg,
               const Arg& arg1 = RE::no_arg,
               const Arg& arg2 = RE::no_arg
               // TODO: Allow more arguments?
               );

// Set the "skip" regular expression.  If after consuming some data,
  // a prefix of the input matches this RE, it is automatically
  // skipped.  For example, a programming language scanner would use
  // a skip RE that matches white space and comments.
  //
  //    scanner.SetSkipExpression("\\s+|//.*|/[*](.|\n)*?[*]/");
  //
  // Skipping repeats as long as it succeeds.  We used to let people do
  // this by writing "(...)*" in the regular expression, but that added
  // up to lots of recursive calls within the pcre library, so now we
  // control repetition explicitly via the function call API.
  //
  // You can pass NULL for "re" if you do not want any data to be skipped.
  void Skip(const char* re);   // DEPRECATED; does *not* repeat
  void SetSkipExpression(const char* re);

// Temporarily pause "skip"ing. This
  //   Skip("Foo"); code ; DisableSkip(); code; EnableSkip()
  // is similar to
  //   Skip("Foo"); code ; Skip(NULL); code ; Skip("Foo");
  // but avoids creating/deleting new RE objects.
  void DisableSkip();

// Reenable previously paused skipping.  Any prefix of the input
  // that matches the skip pattern is immediately dropped.
  void EnableSkip();

/***** Special wrappers around SetSkip() for some common idioms *****/

// Arranges to skip whitespace, C comments, C++ comments.
  // The overall RE is a disjunction of the following REs:
  //    \\s                     whitespace
  //    //.*\n                  C++ comment
  //    /[*](.|\n)*?[*]/        C comment (x*? means minimal repetitions of x)
  // We get repetition via the semantics of SetSkipExpression, not by using *
  void SkipCXXComments() {
    SetSkipExpression("\\s|//.*\n|/[*](?:\n|.)*?[*]/");
  }

void set_save_comments(bool comments) {
    save_comments_ = comments;
  }

bool save_comments() {
    return save_comments_;
  }

// Append to vector ranges the comments found in the
  // byte range [start,end] (inclusive) of the input data.
  // Only comments that were extracted entirely within that
  // range are returned: no range splitting of atomically-extracted
  // comments is performed.
  void GetComments(int start, int end, std::vector<StringPiece> *ranges);

// Append to vector ranges the comments added
  // since the last time this was called. This
  // functionality is provided for efficiency when
  // interleaving scanning with parsing.
  void GetNextComments(std::vector<StringPiece> *ranges);

private:
  std::string   data_;          // All the input data
  StringPiece   input_;         // Unprocessed input
  RE*           skip_;          // If non-NULL, RE for skipping input
  bool          should_skip_;   // If true, use skip_
  bool          skip_repeat_;   // If true, repeat skip_ as long as it works
  bool          save_comments_; // If true, aggregate the skip expression

// the skipped comments
  // TODO: later consider requiring that the StringPieces be added
  // in order by their start position
  std::vector<StringPiece> *comments_;

// the offset into comments_ that has been returned by GetNextComments
  int           comments_offset_;

// helper function to consume *skip_ and honour
  // save_comments_
  void ConsumeSkip();
};

}   // namespace pcrecpp

#endif /* _PCRE_SCANNER_H */