| // Copyright 2022 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package main |
| |
| import "fmt" |
| |
| type argvalues struct { |
| osargs []string |
| goos string |
| goarch string |
| } |
| |
| type argstate struct { |
| state argvalues |
| initialized bool |
| } |
| |
| func ssleq(s1 []string, s2 []string) bool { |
| if len(s1) != len(s2) { |
| return false |
| } |
| for i := range s1 { |
| if s1[i] != s2[i] { |
| return false |
| } |
| } |
| return true |
| } |
| |
| func (a *argstate) Merge(state argvalues) { |
| if !a.initialized { |
| a.state = state |
| a.initialized = true |
| return |
| } |
| if !ssleq(a.state.osargs, state.osargs) { |
| a.state.osargs = nil |
| } |
| if state.goos != a.state.goos { |
| a.state.goos = "" |
| } |
| if state.goarch != a.state.goarch { |
| a.state.goarch = "" |
| } |
| } |
| |
| func (a *argstate) ArgsSummary() map[string]string { |
| m := make(map[string]string) |
| if len(a.state.osargs) != 0 { |
| m["argc"] = fmt.Sprintf("%d", len(a.state.osargs)) |
| for k, a := range a.state.osargs { |
| m[fmt.Sprintf("argv%d", k)] = a |
| } |
| } |
| if a.state.goos != "" { |
| m["GOOS"] = a.state.goos |
| } |
| if a.state.goarch != "" { |
| m["GOARCH"] = a.state.goarch |
| } |
| return m |
| } |
