generated scripts do no contain paths anymore; regenerated C sources

build.bat

@@ -35,6 +35,10 @@ ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/strtabs.c -o build/1_1/strtabs.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/strtabs.c -o build/1_1/strtabs.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/hashes.c -o build/1_1/hashes.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/hashes.c -o build/1_1/hashes.o
+ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/tables.c -o build/1_1/tables.o
+%CC% %COMP_FLAGS% -Ibuild -c build/1_1/tables.c -o build/1_1/tables.o
+ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/math.c -o build/1_1/math.o
+%CC% %COMP_FLAGS% -Ibuild -c build/1_1/math.c -o build/1_1/math.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/nversion.c -o build/1_1/nversion.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/nversion.c -o build/1_1/nversion.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/condsyms.c -o build/1_1/condsyms.o
@@ -51,8 +55,6 @@ ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/idents.c -o build/1_1/idents.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/idents.c -o build/1_1/idents.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/intsets.c -o build/1_1/intsets.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/intsets.c -o build/1_1/intsets.o
-ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/math.c -o build/1_1/math.o
-%CC% %COMP_FLAGS% -Ibuild -c build/1_1/math.c -o build/1_1/math.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/idgen.c -o build/1_1/idgen.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/idgen.c -o build/1_1/idgen.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/astalgo.c -o build/1_1/astalgo.o
@@ -109,8 +111,6 @@ ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/bitsets.c -o build/1_1/bitsets.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/bitsets.c -o build/1_1/bitsets.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/semthreads.c -o build/1_1/semthreads.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/semthreads.c -o build/1_1/semthreads.o
-ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/tables.c -o build/1_1/tables.o
-%CC% %COMP_FLAGS% -Ibuild -c build/1_1/tables.c -o build/1_1/tables.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/importer.c -o build/1_1/importer.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/importer.c -o build/1_1/importer.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/lookups.c -o build/1_1/lookups.o
@@ -139,6 +139,8 @@ ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/sigmatch.c -o build/1_1/sigmatch.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/sigmatch.c -o build/1_1/sigmatch.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/suggest.c -o build/1_1/suggest.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/suggest.c -o build/1_1/suggest.o
+ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/aliases.c -o build/1_1/aliases.o
+%CC% %COMP_FLAGS% -Ibuild -c build/1_1/aliases.c -o build/1_1/aliases.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/docgen.c -o build/1_1/docgen.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/docgen.c -o build/1_1/docgen.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/rst.c -o build/1_1/rst.o
@@ -162,8 +164,8 @@ ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/depends.c -o build/1_1/depends.o
 ECHO %CC% %COMP_FLAGS% -Ibuild -c build/1_1/parseopt.c -o build/1_1/parseopt.o
 %CC% %COMP_FLAGS% -Ibuild -c build/1_1/parseopt.c -o build/1_1/parseopt.o
 
-ECHO %LINKER% %LINK_FLAGS% -o bin\nimrod.exe  build/1_1/nim__dat.o build/1_1/system.o build/1_1/nimrod.o build/1_1/times.o build/1_1/strutils.o build/1_1/parseutils.o build/1_1/winlean.o build/1_1/commands.o build/1_1/os.o build/1_1/msgs.o build/1_1/options.o build/1_1/lists.o build/1_1/strtabs.o build/1_1/hashes.o build/1_1/nversion.o build/1_1/condsyms.o build/1_1/ast.o build/1_1/crc.o build/1_1/ropes.o build/1_1/platform.o build/1_1/idents.o build/1_1/intsets.o build/1_1/math.o build/1_1/idgen.o build/1_1/astalgo.o build/1_1/rodutils.o build/1_1/extccomp.o build/1_1/osproc.o build/1_1/streams.o build/1_1/wordrecg.o build/1_1/lexer.o build/1_1/lexbase.o build/1_1/llstream.o build/1_1/nimconf.o build/1_1/main.o build/1_1/syntaxes.o build/1_1/parser.o build/1_1/pbraces.o build/1_1/filters.o build/1_1/renderer.o build/1_1/filter_tmpl.o build/1_1/rodread.o build/1_1/memfiles.o build/1_1/rodwrite.o build/1_1/passes.o build/1_1/types.o build/1_1/trees.o build/1_1/magicsys.o build/1_1/nimsets.o build/1_1/bitsets.o build/1_1/semthreads.o build/1_1/tables.o build/1_1/importer.o build/1_1/lookups.o build/1_1/semdata.o build/1_1/treetab.o build/1_1/evals.o build/1_1/semfold.o build/1_1/transf.o build/1_1/cgmeth.o build/1_1/sem.o build/1_1/procfind.o build/1_1/pragmas.o build/1_1/semtypinst.o build/1_1/sigmatch.o build/1_1/suggest.o build/1_1/docgen.o build/1_1/rst.o build/1_1/highlite.o build/1_1/cgen.o build/1_1/ccgutils.o build/1_1/cgendata.o build/1_1/ccgmerge.o build/1_1/ecmasgen.o build/1_1/passaux.o build/1_1/depends.o build/1_1/parseopt.o
+ECHO %LINKER% %LINK_FLAGS% -o bin\nimrod.exe  build/1_1/nim__dat.o build/1_1/system.o build/1_1/nimrod.o build/1_1/times.o build/1_1/strutils.o build/1_1/parseutils.o build/1_1/winlean.o build/1_1/commands.o build/1_1/os.o build/1_1/msgs.o build/1_1/options.o build/1_1/lists.o build/1_1/strtabs.o build/1_1/hashes.o build/1_1/tables.o build/1_1/math.o build/1_1/nversion.o build/1_1/condsyms.o build/1_1/ast.o build/1_1/crc.o build/1_1/ropes.o build/1_1/platform.o build/1_1/idents.o build/1_1/intsets.o build/1_1/idgen.o build/1_1/astalgo.o build/1_1/rodutils.o build/1_1/extccomp.o build/1_1/osproc.o build/1_1/streams.o build/1_1/wordrecg.o build/1_1/lexer.o build/1_1/lexbase.o build/1_1/llstream.o build/1_1/nimconf.o build/1_1/main.o build/1_1/syntaxes.o build/1_1/parser.o build/1_1/pbraces.o build/1_1/filters.o build/1_1/renderer.o build/1_1/filter_tmpl.o build/1_1/rodread.o build/1_1/memfiles.o build/1_1/rodwrite.o build/1_1/passes.o build/1_1/types.o build/1_1/trees.o build/1_1/magicsys.o build/1_1/nimsets.o build/1_1/bitsets.o build/1_1/semthreads.o build/1_1/importer.o build/1_1/lookups.o build/1_1/semdata.o build/1_1/treetab.o build/1_1/evals.o build/1_1/semfold.o build/1_1/transf.o build/1_1/cgmeth.o build/1_1/sem.o build/1_1/procfind.o build/1_1/pragmas.o build/1_1/semtypinst.o build/1_1/sigmatch.o build/1_1/suggest.o build/1_1/aliases.o build/1_1/docgen.o build/1_1/rst.o build/1_1/highlite.o build/1_1/cgen.o build/1_1/ccgutils.o build/1_1/cgendata.o build/1_1/ccgmerge.o build/1_1/ecmasgen.o build/1_1/passaux.o build/1_1/depends.o build/1_1/parseopt.o
-%LINKER% %LINK_FLAGS% -o bin\nimrod.exe  build/1_1/nim__dat.o build/1_1/system.o build/1_1/nimrod.o build/1_1/times.o build/1_1/strutils.o build/1_1/parseutils.o build/1_1/winlean.o build/1_1/commands.o build/1_1/os.o build/1_1/msgs.o build/1_1/options.o build/1_1/lists.o build/1_1/strtabs.o build/1_1/hashes.o build/1_1/nversion.o build/1_1/condsyms.o build/1_1/ast.o build/1_1/crc.o build/1_1/ropes.o build/1_1/platform.o build/1_1/idents.o build/1_1/intsets.o build/1_1/math.o build/1_1/idgen.o build/1_1/astalgo.o build/1_1/rodutils.o build/1_1/extccomp.o build/1_1/osproc.o build/1_1/streams.o build/1_1/wordrecg.o build/1_1/lexer.o build/1_1/lexbase.o build/1_1/llstream.o build/1_1/nimconf.o build/1_1/main.o build/1_1/syntaxes.o build/1_1/parser.o build/1_1/pbraces.o build/1_1/filters.o build/1_1/renderer.o build/1_1/filter_tmpl.o build/1_1/rodread.o build/1_1/memfiles.o build/1_1/rodwrite.o build/1_1/passes.o build/1_1/types.o build/1_1/trees.o build/1_1/magicsys.o build/1_1/nimsets.o build/1_1/bitsets.o build/1_1/semthreads.o build/1_1/tables.o build/1_1/importer.o build/1_1/lookups.o build/1_1/semdata.o build/1_1/treetab.o build/1_1/evals.o build/1_1/semfold.o build/1_1/transf.o build/1_1/cgmeth.o build/1_1/sem.o build/1_1/procfind.o build/1_1/pragmas.o build/1_1/semtypinst.o build/1_1/sigmatch.o build/1_1/suggest.o build/1_1/docgen.o build/1_1/rst.o build/1_1/highlite.o build/1_1/cgen.o build/1_1/ccgutils.o build/1_1/cgendata.o build/1_1/ccgmerge.o build/1_1/ecmasgen.o build/1_1/passaux.o build/1_1/depends.o build/1_1/parseopt.o
+%LINKER% %LINK_FLAGS% -o bin\nimrod.exe  build/1_1/nim__dat.o build/1_1/system.o build/1_1/nimrod.o build/1_1/times.o build/1_1/strutils.o build/1_1/parseutils.o build/1_1/winlean.o build/1_1/commands.o build/1_1/os.o build/1_1/msgs.o build/1_1/options.o build/1_1/lists.o build/1_1/strtabs.o build/1_1/hashes.o build/1_1/tables.o build/1_1/math.o build/1_1/nversion.o build/1_1/condsyms.o build/1_1/ast.o build/1_1/crc.o build/1_1/ropes.o build/1_1/platform.o build/1_1/idents.o build/1_1/intsets.o build/1_1/idgen.o build/1_1/astalgo.o build/1_1/rodutils.o build/1_1/extccomp.o build/1_1/osproc.o build/1_1/streams.o build/1_1/wordrecg.o build/1_1/lexer.o build/1_1/lexbase.o build/1_1/llstream.o build/1_1/nimconf.o build/1_1/main.o build/1_1/syntaxes.o build/1_1/parser.o build/1_1/pbraces.o build/1_1/filters.o build/1_1/renderer.o build/1_1/filter_tmpl.o build/1_1/rodread.o build/1_1/memfiles.o build/1_1/rodwrite.o build/1_1/passes.o build/1_1/types.o build/1_1/trees.o build/1_1/magicsys.o build/1_1/nimsets.o build/1_1/bitsets.o build/1_1/semthreads.o build/1_1/importer.o build/1_1/lookups.o build/1_1/semdata.o build/1_1/treetab.o build/1_1/evals.o build/1_1/semfold.o build/1_1/transf.o build/1_1/cgmeth.o build/1_1/sem.o build/1_1/procfind.o build/1_1/pragmas.o build/1_1/semtypinst.o build/1_1/sigmatch.o build/1_1/suggest.o build/1_1/aliases.o build/1_1/docgen.o build/1_1/rst.o build/1_1/highlite.o build/1_1/cgen.o build/1_1/ccgutils.o build/1_1/cgendata.o build/1_1/ccgmerge.o build/1_1/ecmasgen.o build/1_1/passaux.o build/1_1/depends.o build/1_1/parseopt.o
 
 ECHO SUCCESS
 

compiler/extccomp.nim

@@ -422,6 +422,13 @@ proc getOptSize(c: TSystemCC): string =
   if result == "": 
     result = cc[c].optSize    # use default settings from this file
 
+proc noAbsolutePaths: bool {.inline.} =
+  # We used to check current OS != specified OS, but this makes no sense
+  # really: Cross compilation from Linux to Linux for example is entirely
+  # reasonable.
+  # `optGenMapping` is included here for niminst.
+  result = gGlobalOptions * {optGenScript, optGenMapping} != {}
+
 const 
   specialFileA = 42
   specialFileB = 42
@@ -461,7 +468,7 @@ proc getCompileCFileCmd*(cfilename: string, isExternal = false): string =
     add(options, ' ' & cc[c].pic)
   
   var includeCmd, compilePattern: string
-  if targetOS == platform.hostOS: 
+  if not noAbsolutePaths(): 
     # compute include paths:
     includeCmd = cc[c].includeCmd & quoteIfContainsWhite(libpath)
 
@@ -474,9 +481,8 @@ proc getCompileCFileCmd*(cfilename: string, isExternal = false): string =
     compilePattern = cc[c].compilerExe
   
   # XXX fix the grammar finally, we need multi-line if expressions:
-  var cfile = if targetOS == platform.hostOS: cfilename else: extractFileName(
+  var cfile = if noAbsolutePaths(): extractFileName(cfilename) else: cfilename
-                                                                     cfilename)
+  var objfile = if not isExternal or noAbsolutePaths(): toObjFile(
-  var objfile = if not isExternal or targetOS != platform.hostOS: toObjFile(
                       cfile) else: completeCFilePath(toObjFile(cfile))
   cfile = quoteIfContainsWhite(AddFileExt(cfile, cExt))
   objfile = quoteIfContainsWhite(objfile)
@@ -532,9 +538,10 @@ proc CallCCompiler*(projectfile: string) =
     var it = PStrEntry(toLink.head)
     var objfiles = ""
     while it != nil:
+      let objFile = if noAbsolutePaths(): it.data.extractFilename else: it.data
       add(objfiles, ' ')
       add(objfiles, quoteIfContainsWhite(
-          addFileExt(it.data, cc[ccompiler].objExt)))
+          addFileExt(objFile, cc[ccompiler].objExt)))
       it = PStrEntry(it.next)
 
     if optGenStaticLib in gGlobalOptions:
@@ -545,18 +552,18 @@ proc CallCCompiler*(projectfile: string) =
       var linkerExe = getConfigVar(cc[c].name & ".linkerexe")
       if len(linkerExe) == 0: linkerExe = cc[c].linkerExe
       if targetOS == osWindows: linkerExe = addFileExt(linkerExe, "exe")
-      if platform.hostOS != targetOS: linkCmd = quoteIfContainsWhite(linkerExe)
+      if noAbsolutePaths(): linkCmd = quoteIfContainsWhite(linkerExe)
       else: linkCmd = quoteIfContainsWhite(JoinPath(ccompilerpath, linkerExe))
       if optGenGuiApp in gGlobalOptions: buildGui = cc[c].buildGui
       else: buildGui = ""
       var exefile: string
       if optGenDynLib in gGlobalOptions:
-        exefile = platform.os[targetOS].dllFrmt % [splitFile(projectFile).name]
+        exefile = platform.os[targetOS].dllFrmt % splitFile(projectFile).name
         buildDll = cc[c].buildDll
       else:
         exefile = splitFile(projectFile).name & platform.os[targetOS].exeExt
         buildDll = ""
-      if targetOS == platform.hostOS:
+      if not noAbsolutePaths():
         exefile = joinPath(splitFile(projectFile).dir, exefile)
       exefile = quoteIfContainsWhite(exefile)
       for linkedLib in items(cLinkedLibs):

todo.txt

@@ -2,7 +2,6 @@ version 0.8.14
 ==============
 
 - GC should care about interior pointers on the stack
-- BUG: absolute paths in compiler generated scripts
 - BUG: type TX = TTable[string, int]
 - warning for implicit openArray -> varargs conversion
 - implement explicit varargs; **but** ``len(varargs)`` problem remains! 

web/news.txt

@@ -91,6 +91,8 @@ Compiler Additions
   and Objective C somewhat easier.
 - Added a ``--nimcache:PATH`` configuration option for control over the output
   directory for generated code.
+- The ``--genScript`` option now produces different compilation scripts 
+  which do not contain absolute paths.
 - Added ``--cincludes:dir``, ``--clibdir:lib`` configuration options for 
   modifying the C compiler's header/library search path in cross-platform way.
 - Added ``--clib:lib`` configuration option for specifying additional