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first steps to C file merge operation for incremental compilation

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Araq 2011-10-21 01:06:24 +02:00
commit a6f90d4cdd
8 changed files with 441 additions and 118 deletions
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9
compiler/idgen.nim
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@ -9,7 +9,7 @@
## This module contains a simple persistent id generator.
import idents, strutils, os
import idents, strutils, os, options
var gFrontEndId, gBackendId*: int
@ -40,15 +40,18 @@ proc setId*(id: int) {.inline.} =
proc IDsynchronizationPoint*(idRange: int) =
gFrontEndId = (gFrontEndId div IdRange + 1) * IdRange + 1
proc toGid(f: string): string =
result = options.completeGeneratedFilePath(f.addFileExt("gid"))
proc saveMaxIds*(project: string) =
var f = open(project.addFileExt("gid"), fmWrite)
var f = open(project.toGid, fmWrite)
f.writeln($gFrontEndId)
f.writeln($gBackEndId)
f.close()
proc loadMaxIds*(project: string) =
var f: TFile
if open(f, project.addFileExt("gid"), fmRead):
if open(f, project.toGid, fmRead):
var frontEndId = parseInt(f.readLine)
var backEndId = parseInt(f.readLine)
gFrontEndId = max(gFrontEndId, frontEndId)