.TH ESTWAVER 1 "2007-03-06" "Man Page" "Hyper Estraier"

.SH NAME
estwaver \- command line interface of web crawler

.SH SYNOPSIS
.PP
.B estwaver init [\-apn|\-acc] [\-xs|\-xl|\-xh] [\-sv|\-si|\-sa] rootdir
.PP
.B estwaver crawl [\-restart|\-revisit|\-revcont] rootdir
.PP
.B estwaver unittest rootdir
.PP
.B estwaver fetch [\-proxy hostr port] [\-tout num] [\-il lang] url

.SH DESCRIPTION
.PP
.B estwaver
is an aggregation of sub commands.  The name of a sub command is specified by the first argument.  Other arguments are parsed according to each sub command.  The argument
.I rootdir
specifies the crawler root directory which contains configuration file and so on.
.TP
.B estwaver init [\-apn|\-acc] [\-xs|\-xl|\-xh] [\-sv|\-si|\-sa] rootdir
Create the crawler root directory.
.br
If
.B \-apn
is specified, N\-gram analysis is performed against European text also.
.br
If
.B \-acc
is specified, character category analysis is performed instead of N\-gram analysis.
.br
If
.B \-xs
is specified, the index is tuned to register less than 50000 documents.
.br
If
.B \-xl
is specified, the index is tuned to register more than 300000 documents.
.br
If
.B \-xh
is specified, the index is tuned to register more than 1000000 documents.
.br
If
.B \-sv
is specified, scores are stored as void.
.br
If
.B \-si
is specified, scores are stored as 32\-bit integer.
.br
If
.B \-sa
is specified, scores are stored as\-is and marked not to be tuned when search.
.TP
.B estwaver crawl [\-restart|\-revisit|\-revcont] rootdir
Start crawling.
.br
If
.B \-restart
is specified, crawling is restarted from the seed documents.
.br
If
.B \-revisit
is specified, collected documents are revisited.
.br
If
.B \-revcont
is specified, collected documents are revisited and then crawling is continued.</dd>
.TP
.B estwaver unittest rootdir
Perform unit tests.
.TP
.B estwaver fetch [\-proxy hostr port] [\-tout num] [\-il lang] url
Fetch a document.
.br
.I url
specifies the URL of a document.
.br
.B \-proxy
specifies the host name and the port number of the proxy server.
.br
.B \-tout
specifies timeout in seconds.
.br
.B \-il
specifies the preferred language.  By default, it is English.
.PP
All sub commands return 0 if the operation is success, else return 1.  A running crawler finishes with closing the database when it catches the signal 1 (SIGHUP), 2 (SIGINT), 3 (SIGQUIT), or 15 (SIGTERM).
.PP
When crawling finishes, there is a directory
.B _index
in the crawler root directory.  It is an index available by
.B estcmd
and so on.

.SH SEE ALSO
.PP
.BR estconfig (1),
.BR estcmd (1),
.BR estmaster (1),
.BR estcall (1),
.BR estraier (3),
.BR estnode (3)