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bin/get-github-release.go: Use GOPATH/bin by preference to place binary

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This commit is contained in:
Nick Craig-Wood 2019-01-12 09:23:07 +00:00
parent cacefb9a82
commit fffdbb31f5
1 changed files with 24 additions and 8 deletions
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32
bin/get-github-release.go
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@ -122,25 +122,41 @@ func writable(path string) bool {
// Directory to install releases in by default // Directory to install releases in by default
// //
// Find writable directories on $PATH. Use the first writable // Find writable directories on $PATH. Use $GOPATH/bin if that is on
// directory which is in $HOME or failing that the first writable // the path and writable or use the first writable directory which is
// directory. // in $HOME or failing that the first writable directory.
// //
// Returns "" if none of the above were found // Returns "" if none of the above were found
func defaultBinDir() string { func defaultBinDir() string {
home := os.Getenv("HOME") home := os.Getenv("HOME")
var binDir string var (
bin string
homeBin string
goHomeBin string
gopath = os.Getenv("GOPATH")
)
for _, dir := range strings.Split(os.Getenv("PATH"), ":") { for _, dir := range strings.Split(os.Getenv("PATH"), ":") {
if writable(dir) { if writable(dir) {
if strings.HasPrefix(dir, home) { if strings.HasPrefix(dir, home) {
return dir if homeBin != "" {
homeBin = dir
}
if gopath != "" && strings.HasPrefix(dir, gopath) && goHomeBin == "" {
goHomeBin = dir
}
} }
if binDir != "" { if bin == "" {
binDir = dir bin = dir
} }
} }
} }
return binDir if goHomeBin != "" {
return goHomeBin
}
if homeBin != "" {
return homeBin
}
return bin
} }
// read the body or an error message // read the body or an error message