Soong: Use ctx.Writer in flag usage for dumpVar and dumpVars in soong_ui.
ctx.Writer is recommended stream to use for standard io.
Fixes: b/135487952
Test: Lunch and executed ./out/soong_ui --dumpvar-mode and
--dumpvars-mode to check the usage is output to the console.
Change-Id: I38351ebdb05f49f92d6b4bfb0423092299d1c5ea
diff --git a/cmd/soong_ui/main.go b/cmd/soong_ui/main.go
index 0356a7e..b909779 100644
--- a/cmd/soong_ui/main.go
+++ b/cmd/soong_ui/main.go
@@ -188,13 +188,13 @@
func dumpVar(ctx build.Context, config build.Config, args []string, _ string) {
flags := flag.NewFlagSet("dumpvar", flag.ExitOnError)
flags.Usage = func() {
- fmt.Fprintf(os.Stderr, "usage: %s --dumpvar-mode [--abs] <VAR>\n\n", os.Args[0])
- fmt.Fprintln(os.Stderr, "In dumpvar mode, print the value of the legacy make variable VAR to stdout")
- fmt.Fprintln(os.Stderr, "")
+ fmt.Fprintf(ctx.Writer, "usage: %s --dumpvar-mode [--abs] <VAR>\n\n", os.Args[0])
+ fmt.Fprintln(ctx.Writer, "In dumpvar mode, print the value of the legacy make variable VAR to stdout")
+ fmt.Fprintln(ctx.Writer, "")
- fmt.Fprintln(os.Stderr, "'report_config' is a special case that prints the human-readable config banner")
- fmt.Fprintln(os.Stderr, "from the beginning of the build.")
- fmt.Fprintln(os.Stderr, "")
+ fmt.Fprintln(ctx.Writer, "'report_config' is a special case that prints the human-readable config banner")
+ fmt.Fprintln(ctx.Writer, "from the beginning of the build.")
+ fmt.Fprintln(ctx.Writer, "")
flags.PrintDefaults()
}
abs := flags.Bool("abs", false, "Print the absolute path of the value")
@@ -238,15 +238,15 @@
func dumpVars(ctx build.Context, config build.Config, args []string, _ string) {
flags := flag.NewFlagSet("dumpvars", flag.ExitOnError)
flags.Usage = func() {
- fmt.Fprintf(os.Stderr, "usage: %s --dumpvars-mode [--vars=\"VAR VAR ...\"]\n\n", os.Args[0])
- fmt.Fprintln(os.Stderr, "In dumpvars mode, dump the values of one or more legacy make variables, in")
- fmt.Fprintln(os.Stderr, "shell syntax. The resulting output may be sourced directly into a shell to")
- fmt.Fprintln(os.Stderr, "set corresponding shell variables.")
- fmt.Fprintln(os.Stderr, "")
+ fmt.Fprintf(ctx.Writer, "usage: %s --dumpvars-mode [--vars=\"VAR VAR ...\"]\n\n", os.Args[0])
+ fmt.Fprintln(ctx.Writer, "In dumpvars mode, dump the values of one or more legacy make variables, in")
+ fmt.Fprintln(ctx.Writer, "shell syntax. The resulting output may be sourced directly into a shell to")
+ fmt.Fprintln(ctx.Writer, "set corresponding shell variables.")
+ fmt.Fprintln(ctx.Writer, "")
- fmt.Fprintln(os.Stderr, "'report_config' is a special case that dumps a variable containing the")
- fmt.Fprintln(os.Stderr, "human-readable config banner from the beginning of the build.")
- fmt.Fprintln(os.Stderr, "")
+ fmt.Fprintln(ctx.Writer, "'report_config' is a special case that dumps a variable containing the")
+ fmt.Fprintln(ctx.Writer, "human-readable config banner from the beginning of the build.")
+ fmt.Fprintln(ctx.Writer, "")
flags.PrintDefaults()
}