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cmd/go: allow underscores in tool name

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Otherwise we can't invoke go_bootstrap directly.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5900061
This commit is contained in:
Shenghou Ma 2012-03-26 10:01:17 +08:00
parent d1f6e27880
commit 304404895d
1 changed files with 2 additions and 2 deletions
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4
src/cmd/go/tool.go
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@ -59,10 +59,10 @@ func runTool(cmd *Command, args []string) {
return
}
toolName := args[0]
// The tool name must be lower-case letters and numbers.
// The tool name must be lower-case letters, numbers or underscores.
for _, c := range toolName {
switch {
case 'a' <= c && c <= 'z', '0' <= c && c <= '9':
case 'a' <= c && c <= 'z', '0' <= c && c <= '9', c == '_':
default:
fmt.Fprintf(os.Stderr, "go tool: bad tool name %q\n", toolName)
setExitStatus(2)