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#----------------------------------------------------------------------
# Virtual File System for Version Control Systems
#
# Copyright (c) 2014-2015, Peter Spjuth
# Copyright (c) 2014-2016, Peter Spjuth
#
# License for vcsvfs package: Same as for Tcl
#----------------------------------------------------------------------
package require vfs
package provide vcsvfs 0.2
package provide vcsvfs 0.3
namespace eval vcsvfs {
variable DataRefChan
variable mpoints {}
namespace eval fossil {}
namespace eval svn {}
namespace eval git {}
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# Read-only, always error
}
}
vfs::filesystem posixerror $::vfs::posix(EACCES)
return -code error $::vfs::posix(EACCES)
}
# Transfer a VcsVfs mount point to another Thread.
# TclVfs mounts are thread local.
# If no mount point is given, tranfer all current mount points
# Transfer VcsVfs mount point(s) to another Thread.
# TclVfs (which VcsVfs is based on) mounts are thread local
#
# threadId: Thread id as created by Thread package
# mountpoint: Mount point to transfer.
# If no mount point is given, tranfer all current mount points
#
# Returns: None
proc vcsvfs::transfer {threadId {mountpoint {}}} {
variable mpoints
thread::send -async $threadId "package require vcsvfs"
if {$mountpoint eq ""} {
set data $mpoints
} else {
set data [dict create $mountpoint [dict get $mpoints $mountpoint]]
}
# Data might be large. Is that a problem? Is there a more efficient way?
thread::send -async $threadId [list vcsvfs::Receive $data]
}
# Create mount(s) from received data
proc vcsvfs::Receive {data} {
variable mpoints
foreach mountpoint [dict keys $data] {
# Avoid duplicates
if {![dict exists $mpoints $mountpoint]} {
dict set mpoints $mountpoint [dict get $data $mountpoint]
vfs::filesystem mount $mountpoint [list vcsvfs::Vfs]
dict set mpoints $mountpoint [dict get $data $mountpoint]
vfs::filesystem mount $mountpoint [list vcsvfs::Vfs]
}
}
}
##################################################################
# Test structure
##################################################################
if 0 {
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