diff options
Diffstat (limited to 'library/http')
| -rw-r--r-- | library/http/http.tcl | 44 |
1 files changed, 28 insertions, 16 deletions
diff --git a/library/http/http.tcl b/library/http/http.tcl index b8764b4..ef7950c 100644 --- a/library/http/http.tcl +++ b/library/http/http.tcl @@ -8,7 +8,7 @@ # See the file "license.terms" for information on usage and redistribution of # this file, and for a DISCLAIMER OF ALL WARRANTIES. # -# RCS: @(#) $Id: http.tcl,v 1.62 2008/02/26 19:52:54 patthoyts Exp $ +# RCS: @(#) $Id: http.tcl,v 1.63 2008/02/27 23:49:23 patthoyts Exp $ # Rough version history: # 1.0 Old http_get interface. @@ -482,19 +482,26 @@ proc http::geturl { url args } { fileevent $s writable [list http::Connect $token] http::wait $token - if {$state(status) eq "error"} { - # Something went wrong while trying to establish the connection. - # Clean up after events and such, but DON'T call the command - # callback (if available) because we're going to throw an - # exception from here instead. - set err [lindex $state(error) 0] - cleanup $token - return -code error $err - } elseif {$state(status) ne "connect"} { - # Likely to be connection timeout + if {![info exists state]} { + # If we timed out then Finish has been called and the users + # command callback may have cleaned up the token. If so + # we end up here with nothing left to do. return $token + } else { + if {$state(status) eq "error"} { + # Something went wrong while trying to establish the connection. + # Clean up after events and such, but DON'T call the command + # callback (if available) because we're going to throw an + # exception from here instead. + set err [lindex $state(error) 0] + cleanup $token + return -code error $err + } elseif {$state(status) ne "connect"} { + # Likely to be connection timeout + return $token + } + set state(status) "" } - set state(status) "" } # Send data in cr-lf format, but accept any line terminators @@ -610,7 +617,7 @@ proc http::geturl { url args } { # if state(status) is error, it means someone's already called Finish # to do the above-described clean up. - if {$state(status) eq "error"} { + if {$state(status) ne "error"} { Finish $token $err 1 } cleanup $token @@ -633,6 +640,7 @@ proc http::data {token} { } proc http::status {token} { if {![info exists $token]} { return "error" } + variable $token upvar 0 $token state return $state(status) } @@ -820,7 +828,7 @@ proc http::Event {token} { # Initiate a sequence of background fcopies fileevent $s readable {} CopyStart $s $token - return + return } } elseif {$n > 0} { if {[regexp -nocase {^content-type:(.+)$} $line x type]} { @@ -865,8 +873,8 @@ proc http::Event {token} { } if {[eof $s]} { - Eof $token - return + Eof $token + return } } @@ -1043,3 +1051,7 @@ proc http::ProxyRequired {host} { return [list $http(-proxyhost) $http(-proxyport)] } } + +# Local variables: +# indent-tabs-mode: t +# End: |