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Simple optimization makes mh_mbox 3x faster

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"Jean-Francois Dockes ext:(%22) 2011-08-20 14:54:29 +02:00
parent 6a1dbea05b
commit 9cefcb7283
1 changed files with 7 additions and 3 deletions
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10
src/internfile/mh_mbox.cpp
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@ -448,9 +448,13 @@ bool MimeHandlerMbox::next_document()
// the best // the best
hademptyline = false; hademptyline = false;
} }
if (!regexec(&fromregex, line, 0, 0, 0) || /* The 'F' compare is redundant but it improves performance
A LOT */
if (line[0] == 'F' && (
!regexec(&fromregex, line, 0, 0, 0) ||
((m_quirks & MBOXQUIRK_TBIRD) && ((m_quirks & MBOXQUIRK_TBIRD) &&
!regexec(&minifromregex, line, 0, 0, 0)) ) { !regexec(&minifromregex, line, 0, 0, 0)))
) {
LOGDEB1(("MimeHandlerMbox: msgnum %d, " LOGDEB1(("MimeHandlerMbox: msgnum %d, "
"From_ at line %d: [%s]\n", m_msgnum, m_lineno, line)); "From_ at line %d: [%s]\n", m_msgnum, m_lineno, line));
if (storeoffsets) if (storeoffsets)
@ -562,7 +566,7 @@ int main(int argc, char **argv)
exit(1); exit(1);
} }
config->setKeyDir(path_getfather(filename)); config->setKeyDir(path_getfather(filename));
MimeHandlerMbox mh("text/x-mail"); MimeHandlerMbox mh(config, "text/x-mail");
if (!mh.set_document_file(filename)) { if (!mh.set_document_file(filename)) {
cerr << "set_document_file failed" << endl; cerr << "set_document_file failed" << endl;
exit(1); exit(1);