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# should be retrieved from ParseRevs
namespace eval eskil::rev::CVS {}
namespace eval eskil::rev::RCS {}
namespace eval eskil::rev::CT {}
namespace eval eskil::rev::GIT {}
namespace eval eskil::rev::SVN {}
proc eskil::rev::CVS::detect {file} {
set dir [file dirname $file]
if {[file isdirectory [file join $dir CVS]]} {
if {[auto_execok cvs] ne ""} {
return 1
}
}
return 0
}
proc eskil::rev::SVN::detect {file} {
set dir [file dirname $file]
if {[file isdirectory [file join $dir .svn]]} {
if {[auto_execok svn] ne ""} {
return 1
}
}
return 0
}
proc eskil::rev::RCS::detect {file} {
set dir [file dirname $file]
if {[file isdirectory [file join $dir RCS]] || [file exists $file,v]} {
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return 1
}
}
return 0
}
# Get a CVS revision
proc eskil::rev::CVS::get {filename outfile {rev {}}} {
proc eskil::rev::CVS::get {filename outfile rev} {
set old ""
set dir [file dirname $filename]
if {$dir != "."} {
set old [pwd]
set outfile [file join [pwd] $outfile]
cd $dir
set filename [file tail $filename]
}
set cmd [list exec cvs -z3 update -p]
if {$rev != ""} {
lappend cmd -r $rev
}
lappend cmd [file nativename $filename] > $outfile
if {[catch {eval $cmd} res]} {
if {![string match "*Checking out*" $res]} {
tk_messageBox -icon error -title "CVS error" -message $res
}
}
if {$old != ""} {
cd $old
}
}
# Get a SVN revision
proc eskil::rev::SVN::get {filename outfile rev} {
set old ""
set dir [file dirname $filename]
if {$dir != "."} {
set old [pwd]
set outfile [file join [pwd] $outfile]
cd $dir
set filename [file tail $filename]
}
set cmd [list exec svn cat]
if {$rev != ""} {
lappend cmd -r $rev
}
lappend cmd [file nativename $filename] > $outfile
if {[catch {eval $cmd} res]} {
if {![string match "*Checking out*" $res]} {
tk_messageBox -icon error -title "SVN error" -message $res
}
}
if {$old != ""} {
cd $old
}
}
# Get an RCS revision
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}
if {$old != ""} {
cd $old
}
return $rev
}
# Return current revision of a SVN file
proc eskil::rev::SVN::GetCurrent {filename} {
set old ""
set dir [file dirname $filename]
if {$dir != "."} {
set old [pwd]
cd $dir
set filename [file tail $filename]
}
set cmd [list exec svn info [file nativename $filename]]
if {[catch {eval $cmd} res]} {
# What to do here?
set rev "1"
} else {
if {![regexp {Last Changed Rev:\s+(\d+)} $res -> rev]} {
set rev "1"
}
}
if {$old != ""} {
cd $old
}
return $rev
}
# Figure out RCS revision from arguments
proc eskil::rev::RCS::ParseRevs {filename revs} {
return $revs
}
# Figure out GIT revision from arguments
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if {$tail < 1} {set tail 1}
set rev $head$tail
}
lappend result $rev
}
return $result
}
# Figure out SVN revision from arguments
proc eskil::rev::SVN::ParseRevs {filename revs} {
set result {}
foreach rev $revs {
# A negative integer rev is a relative rev
if {[string is integer -strict $rev] && $rev < 0} {
set curr [eskil::rev::SVN::GetCurrent $filename]
set rev [expr {$curr + $rev}]
}
lappend result $rev
}
return $result
}
# Figure out ClearCase revision from arguments
proc eskil::rev::CT::ParseRevs {filename revs} {
set tmp [eskil::rev::CT::current $filename]
foreach {stream latest} $tmp break
if {[llength $revs] == 0} {
return [list [file join $stream $latest]]
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}
##############################################################################
# Exported procedures
##############################################################################
# Figure out what revision control system a file is under
# Returns "CVS", "RCS", "CT", "GIT" if detected, or "" if none.
proc detectRevSystem {file} {
# Returns name of rev system if detected, or "" if none.
proc detectRevSystem {file {preference GIT}} {
variable eskil::rev::cache
if {![file exists $file]} { return "" }
# The search order is manually set to ensure GIT priority over CVS.
foreach rev {GIT CVS RCS CT} {
if {$result} {return $rev}
if {$result} {
set cache($file) $rev
return $rev
}
}
return
}
# Initialise revision control mode
# The file name should be an absolute normalized path.
proc startRevMode {top rev file} {
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