line.go

Documentation: cmd/internal/obj

     1  // Copyright 2009 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package obj
     6  
     7  import (
     8  	"cmd/internal/goobj"
     9  	"cmd/internal/src"
    10  )
    11  
    12  // AddImport adds a package to the list of imported packages.
    13  func (ctxt *Link) AddImport(pkg string, fingerprint goobj.FingerprintType) {
    14  	ctxt.Imports = append(ctxt.Imports, goobj.ImportedPkg{Pkg: pkg, Fingerprint: fingerprint})
    15  }
    16  
    17  func linkgetlineFromPos(ctxt *Link, xpos src.XPos) (f string, l int32) {
    18  	pos := ctxt.PosTable.Pos(xpos)
    19  	if !pos.IsKnown() {
    20  		pos = src.Pos{}
    21  	}
    22  	// TODO(gri) Should this use relative or absolute line number?
    23  	return pos.SymFilename(), int32(pos.RelLine())
    24  }
    25  
    26  // getFileIndexAndLine returns the file index (local to the CU), and the line number for a position.
    27  func getFileIndexAndLine(ctxt *Link, xpos src.XPos) (int, int32) {
    28  	f, l := linkgetlineFromPos(ctxt, xpos)
    29  	return ctxt.PosTable.FileIndex(f), l
    30  }
    31
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