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cmd/cgo: remove obsolete -cdefs flag

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Now that there's no 6c compiler anymore, there's no need for cgo to
generate C headers that are compatible with it.

Fixes #9528

Change-Id: I43f53869719eb9a6065f1b39f66f060e604cbee0
Reviewed-on: https://go-review.googlesource.com/2482
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Matthew Dempsky 2015-01-07 13:23:45 -08:00 • committed by Ian Lance Taylor
parent f7e43f14d3
commit b2aab72d9a
10 changed files with 16 additions and 387 deletions
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14
src/cmd/cgo/main.go
View file

@ -155,10 +155,9 @@ var dynpackage = flag.String("dynpackage", "main", "set Go package for -dynimpor
var dynlinker = flag.Bool("dynlinker", false, "record dynamic linker information in -dynimport mode")
// These flags are for bootstrapping a new Go implementation,
// to generate Go and C headers that match the data layout and
// to generate Go types that match the data layout and
// constant values used in the host's C libraries and system calls.
var godefs = flag.Bool("godefs", false, "for bootstrap: write Go definitions for C file to standard output")
var cdefs = flag.Bool("cdefs", false, "for bootstrap: write C definitions for C file to standard output")
var objDir = flag.String("objdir", "", "object directory")
var gccgo = flag.Bool("gccgo", false, "generate files for use with gccgo")
@ -185,12 +184,7 @@ func main() {
return
}
if *godefs && *cdefs {
fmt.Fprintf(os.Stderr, "cgo: cannot use -cdefs and -godefs together\n")
os.Exit(2)
}
if *godefs || *cdefs {
if *godefs {
// Generating definitions pulled from header files,
// to be checked into Go repositories.
// Line numbers are just noise.
@ -282,14 +276,12 @@ func main() {
p.Record(f)
if *godefs {
os.Stdout.WriteString(p.godefs(f, input))
} else if *cdefs {
os.Stdout.WriteString(p.cdefs(f, input))
} else {
p.writeOutput(f, input)
}
}
if !*godefs && !*cdefs {
if !*godefs {
p.writeDefs()
}
if nerrors > 0 {