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cmd: remove bio.BufReader and bio.BufWriter

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bio.BufReader was never used.

bio.BufWriter was used to wrap an existing io.Writer, but the
bio.Writer returned would not be seekable, so replace all occurences
with bufio.Reader instead.

Change-Id: I9c6779e35c63178aa4e104c17bb5bb8b52de0359
Reviewed-on: https://go-review.googlesource.com/21722
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Dave Cheney <dave@cheney.net>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Dave Cheney 2016-04-08 19:30:41 +10:00
parent 6fee4aa5c7
commit ca397bb68e
11 changed files with 28 additions and 40 deletions
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15
src/cmd/asm/main.go
View file

@ -5,6 +5,7 @@
package main
import (
"bufio"
"flag"
"fmt"
"log"
@ -32,11 +33,6 @@ func main() {
flags.Parse()
// Create object file, write header.
fd, err := os.Create(*flags.OutputFile)
if err != nil {
log.Fatal(err)
}
ctxt := obj.Linknew(architecture.LinkArch)
if *flags.PrintOut {
ctxt.Debugasm = 1
@ -46,9 +42,14 @@ func main() {
if *flags.Shared || *flags.Dynlink {
ctxt.Flag_shared = 1
}
ctxt.Bso = bio.BufWriter(os.Stdout)
ctxt.Bso = bufio.NewWriter(os.Stdout)
defer ctxt.Bso.Flush()
output := bio.BufWriter(fd)
// Create object file, write header.
output, err := bio.Create(*flags.OutputFile)
if err != nil {
log.Fatal(err)
}
fmt.Fprintf(output, "go object %s %s %s\n", obj.Getgoos(), obj.Getgoarch(), obj.Getgoversion())
fmt.Fprintf(output, "!\n")