2a01d50430 2007-11-11 aku: ## -*- tcl -*- 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# ##################### 2a01d50430 2007-11-11 aku: ## Copyright (c) 2007 Andreas Kupries. 2a01d50430 2007-11-11 aku: # 2a01d50430 2007-11-11 aku: # This software is licensed as described in the file LICENSE, which 2a01d50430 2007-11-11 aku: # you should have received as part of this distribution. 2a01d50430 2007-11-11 aku: # 2a01d50430 2007-11-11 aku: # This software consists of voluntary contributions made by many 2a01d50430 2007-11-11 aku: # individuals. For exact contribution history, see the revision 2a01d50430 2007-11-11 aku: # history and logs, available at http://fossil-scm.hwaci.com/fossil 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# ##################### 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: ## Pass VI. This pass goes over the set of revision based changesets 2a01d50430 2007-11-11 aku: ## and breaks all dependency cycles they may be in. We need a 770a9b576a 2007-11-16 aku: ## dependency tree. Identical to pass VII, except for the selection of 770a9b576a 2007-11-16 aku: ## the changesets. 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# ##################### 2a01d50430 2007-11-11 aku: ## Requirements 2a01d50430 2007-11-11 aku: 94c39d6375 2007-11-14 aku: package require Tcl 8.4 ; # Required runtime. 94c39d6375 2007-11-14 aku: package require snit ; # OO system. 94c39d6375 2007-11-14 aku: package require struct::list ; # Higher order list operations. 94c39d6375 2007-11-14 aku: package require vc::tools::log ; # User feedback. 770a9b576a 2007-11-16 aku: package require vc::fossil::import::cvs::cyclebreaker ; # Breaking dependency cycles. 770a9b576a 2007-11-16 aku: package require vc::fossil::import::cvs::state ; # State storage. 770a9b576a 2007-11-16 aku: package require vc::fossil::import::cvs::project::rev ; # Project level changesets 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# ##################### 2a01d50430 2007-11-11 aku: ## Register the pass with the management 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: vc::fossil::import::cvs::pass define \ 2a01d50430 2007-11-11 aku: BreakRevCsetCycles \ 2a01d50430 2007-11-11 aku: {Break Revision ChangeSet Dependency Cycles} \ 2a01d50430 2007-11-11 aku: ::vc::fossil::import::cvs::pass::breakrcycle 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# ##################### 2a01d50430 2007-11-11 aku: ## 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: snit::type ::vc::fossil::import::cvs::pass::breakrcycle { 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# 2a01d50430 2007-11-11 aku: ## Public API 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: typemethod setup {} { 2a01d50430 2007-11-11 aku: # Define the names and structure of the persistent state of 2a01d50430 2007-11-11 aku: # this pass. 85bd219d0b 2007-11-13 aku: ce7fb48e8c 2007-11-16 aku: state reading revision ce7fb48e8c 2007-11-16 aku: state reading changeset ce7fb48e8c 2007-11-16 aku: state reading csrevision ce7fb48e8c 2007-11-16 aku: 85bd219d0b 2007-11-13 aku: state writing csorder { 85bd219d0b 2007-11-13 aku: -- Commit order of changesets based on their dependencies 85bd219d0b 2007-11-13 aku: cid INTEGER NOT NULL REFERENCES changeset, 85bd219d0b 2007-11-13 aku: pos INTEGER NOT NULL, 85bd219d0b 2007-11-13 aku: UNIQUE (cid), 85bd219d0b 2007-11-13 aku: UNIQUE (pos) 85bd219d0b 2007-11-13 aku: } 2a01d50430 2007-11-11 aku: return 2a01d50430 2007-11-11 aku: } 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: typemethod load {} { 2a01d50430 2007-11-11 aku: # Pass manager interface. Executed to load data computed by 2a01d50430 2007-11-11 aku: # this pass into memory when this pass is skipped instead of 2a01d50430 2007-11-11 aku: # executed. 770a9b576a 2007-11-16 aku: 770a9b576a 2007-11-16 aku: state reading changeset 770a9b576a 2007-11-16 aku: project::rev loadcounter 2a01d50430 2007-11-11 aku: return 2a01d50430 2007-11-11 aku: } 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: typemethod run {} { 2a01d50430 2007-11-11 aku: # Pass manager interface. Executed to perform the 2a01d50430 2007-11-11 aku: # functionality of the pass. 85bd219d0b 2007-11-13 aku: 85bd219d0b 2007-11-13 aku: state transaction { 770a9b576a 2007-11-16 aku: cyclebreaker run [struct::list filter [project::rev all] \ 770a9b576a 2007-11-16 aku: [myproc IsByRevision]] \ 770a9b576a 2007-11-16 aku: [myproc SaveOrder] 770a9b576a 2007-11-16 aku: } 2a01d50430 2007-11-11 aku: return 2a01d50430 2007-11-11 aku: } 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: typemethod discard {} { 2a01d50430 2007-11-11 aku: # Pass manager interface. Executed for all passes after the 2a01d50430 2007-11-11 aku: # run passes, to remove all data of this pass from the state, 2a01d50430 2007-11-11 aku: # as being out of date. 85bd219d0b 2007-11-13 aku: 85bd219d0b 2007-11-13 aku: state discard csorder 2a01d50430 2007-11-11 aku: return 2a01d50430 2007-11-11 aku: } 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# 2a01d50430 2007-11-11 aku: ## Internal methods 85bd219d0b 2007-11-13 aku: 770a9b576a 2007-11-16 aku: proc IsByRevision {cset} { $cset byrevision } 85bd219d0b 2007-11-13 aku: 770a9b576a 2007-11-16 aku: proc SaveOrder {at cset} { 770a9b576a 2007-11-16 aku: set cid [$cset id] 85bd219d0b 2007-11-13 aku: 85bd219d0b 2007-11-13 aku: log write 4 breakrcycle "Comitting @ $at: <$cid>" 85bd219d0b 2007-11-13 aku: state run { 85bd219d0b 2007-11-13 aku: INSERT INTO csorder (cid, pos) 85bd219d0b 2007-11-13 aku: VALUES ($cid, $at) 85bd219d0b 2007-11-13 aku: } 85bd219d0b 2007-11-13 aku: # TODO: Write the project level changeset dependencies as well. 85bd219d0b 2007-11-13 aku: return 85bd219d0b 2007-11-13 aku: } 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# 2a01d50430 2007-11-11 aku: ## Configuration 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: pragma -hasinstances no ; # singleton 2a01d50430 2007-11-11 aku: pragma -hastypeinfo no ; # no introspection 2a01d50430 2007-11-11 aku: pragma -hastypedestroy no ; # immortal 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# 2a01d50430 2007-11-11 aku: } 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: namespace eval ::vc::fossil::import::cvs::pass { 85bd219d0b 2007-11-13 aku: namespace export breakrcycle 85bd219d0b 2007-11-13 aku: namespace eval breakrcycle { 770a9b576a 2007-11-16 aku: namespace import ::vc::fossil::import::cvs::cyclebreaker 85bd219d0b 2007-11-13 aku: namespace import ::vc::fossil::import::cvs::state 85bd219d0b 2007-11-13 aku: namespace eval project { 85bd219d0b 2007-11-13 aku: namespace import ::vc::fossil::import::cvs::project::rev 85bd219d0b 2007-11-13 aku: } 2a01d50430 2007-11-11 aku: namespace import ::vc::tools::log 94c39d6375 2007-11-14 aku: log register breakrcycle 2a01d50430 2007-11-11 aku: } 2a01d50430 2007-11-11 aku: } 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: # # ## ### ##### ######## ############# ##################### 2a01d50430 2007-11-11 aku: ## Ready 2a01d50430 2007-11-11 aku: 2a01d50430 2007-11-11 aku: package provide vc::fossil::import::cvs::pass::breakrcycle 1.0 2a01d50430 2007-11-11 aku: return
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