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update to pcre 7.9

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13706 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris
2009-06-08 23:51:30 +00:00
parent a1e5add731
commit f7efdaa901
178 changed files with 43560 additions and 11382 deletions
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27
libs/pcre/pcre_scanner.h
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@@ -36,7 +36,7 @@
// Scanner scanner(input);
// string var;
// int number;
// scanner.Skip("\\s+"); // Skip any white space we encounter
// scanner.SetSkipExpression("\\s+"); // Skip any white space we encounter
// while (scanner.Consume("(\\w+) = (\\d+)", &var, &number)) {
// ...;
// }
@@ -47,12 +47,13 @@
#include <assert.h>
#include <string>
#include <vector>
#include <pcrecpp.h>
#include <pcre_stringpiece.h>
namespace pcrecpp {
class Scanner {
class PCRECPP_EXP_DEFN Scanner {
public:
Scanner();
explicit Scanner(const std::string& input);
@@ -79,9 +80,9 @@ class Scanner {
// 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 = no_arg,
const Arg& arg1 = no_arg,
const Arg& arg2 = no_arg
const Arg& arg0 = RE::no_arg,
const Arg& arg1 = RE::no_arg,
const Arg& arg2 = RE::no_arg
// TODO: Allow more arguments?
);
@@ -90,10 +91,16 @@ class Scanner {
// skipped. For example, a programming language scanner would use
// a skip RE that matches white space and comments.
//
// scanner.Skip("(\\s|//.*|/[*](.|\n)*?[*]/)*");
// 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);
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()
@@ -109,12 +116,13 @@ class Scanner {
/***** Special wrappers around SetSkip() for some common idioms *****/
// Arranges to skip whitespace, C comments, C++ comments.
// The overall RE is a repeated disjunction of the following REs:
// 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() {
Skip("((\\s|//.*\n|/[*](.|\n)*?[*]/)*)");
SetSkipExpression("\\s|//.*\n|/[*](?:\n|.)*?[*]/");
}
void set_save_comments(bool comments) {
@@ -143,6 +151,7 @@ class Scanner {
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