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- make printer interface easily extensible w/o breaking clients (in the future)

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- replacement for p4 CL 35999 (abandoned)

R=rsc
http://go/go-review/1012010
This commit is contained in:
Robert Griesemer 2009-10-22 18:19:49 -07:00
parent abc6ad427d
commit 8f52a82169
5 changed files with 79 additions and 70 deletions
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8
src/cmd/cgo/out.go
View file

@ -37,7 +37,7 @@ func (p *Prog) writeOutput(srcfile string) {
// Write Go output: Go input with rewrites of C.xxx to _C_xxx.
fmt.Fprintf(fgo1, "// Created by cgo - DO NOT EDIT\n");
fmt.Fprintf(fgo1, "//line %s:1\n", srcfile);
printer.Fprint(fgo1, p.AST, 0, 8, nil);
printer.Fprint(fgo1, p.AST);
// Write second Go output: definitions of _C_xxx.
// In a separate file so that the import of "unsafe" does not
@ -48,7 +48,7 @@ func (p *Prog) writeOutput(srcfile string) {
for name, def := range p.Typedef {
fmt.Fprintf(fgo2, "type %s ", name);
printer.Fprint(fgo2, def, 0, 8, nil);
printer.Fprint(fgo2, def);
fmt.Fprintf(fgo2, "\n");
}
fmt.Fprintf(fgo2, "type _C_void [0]byte\n");
@ -63,7 +63,7 @@ func (p *Prog) writeOutput(srcfile string) {
for name, def := range p.Vardef {
fmt.Fprintf(fc, "#pragma dynld %s·_C_%s %s \"%s/%s_%s.so\"\n", p.Package, name, name, pkgroot, p.PackagePath, base);
fmt.Fprintf(fgo2, "var _C_%s ", name);
printer.Fprint(fgo2, &ast.StarExpr{X: def.Go}, 0, 8, nil);
printer.Fprint(fgo2, &ast.StarExpr{X: def.Go});
fmt.Fprintf(fgo2, "\n");
}
fmt.Fprintf(fc, "\n");
@ -74,7 +74,7 @@ func (p *Prog) writeOutput(srcfile string) {
Name: &ast.Ident{Value: "_C_"+name},
Type: def.Go,
};
printer.Fprint(fgo2, d, 0, 8, nil);
printer.Fprint(fgo2, d);
fmt.Fprintf(fgo2, "\n");
if name == "CString" || name == "GoString" {