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Updated regex examples and Jamfiles so that most now run as tests.

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[SVN r12067]
This commit is contained in:
John Maddock
2001-12-16 11:33:27 +00:00
parent 63130c1ef5
commit 554832217c
3 changed files with 43 additions and 15 deletions
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13
example/snippets/partial_regex_grep.cpp
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@ -10,9 +10,9 @@ boost::regex e("<[^>]*>");
// count how many:
unsigned int tags = 0;
// saved position of partial match:
char* next_pos = 0;
const char* next_pos = 0;
bool grep_callback(const boost::match_results<char*>& m)
bool grep_callback(const boost::match_results<const char*>& m)
{
if(m[0].matched == false)
{
@ -38,15 +38,16 @@ void search(std::istream& is)
// copy forward whatever we have left:
memmove(buf, next_pos, leftover);
// fill the rest from the stream:
unsigned read = is.readsome(buf + leftover, size);
is.read(buf + leftover, size);
unsigned read = is.gcount();
// check to see if we've run out of text:
have_more = read == size;
// reset next_pos:
next_pos = buf + sizeof(buf);
// and then grep:
boost::regex_grep(grep_callback,
buf,
buf + read + leftover,
boost::regex_grep<bool(*)(const boost::cmatch&), const char*>(grep_callback,
static_cast<const char*>(buf),
static_cast<const char*>(buf + read + leftover),
e,
boost::match_default | boost::match_partial);
}