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// SPDX-FileCopyrightText: 2017 Stefan Majewsky <majewsky@gmx.net>
// SPDX-License-Identifier: GPL-3.0-only
package prompt
import "os"
//#include <sys/types.h>
//#include <pwd.h>
//#include <unistd.h>
import "C"
func getLoginField(tt *TerminalTitle) string {
var result string
//show user name
userName := getUserName()
commonUser := getenvOrDefault("PRETTYPROMPT_COMMONUSER", "stefan")
if commonUser != userName {
color := "0"
if userName == "root" {
color = "1;41"
}
result = withColor(color, userName) + "@"
}
//show hostname
hostname, err := os.Hostname()
if err != nil {
handleError(err)
hostname = "<unknown>"
}
tt.HostName = hostname
return result + withColor(
getenvOrDefault("PRETTYPROMPT_HOSTCOLOR", "0;33"),
hostname,
)
}
func getUserName() string {
//try to find username via getpwuid(getuid())
pw, err := C.getpwuid(C.getuid())
if err == nil {
return C.GoString(pw.pw_name)
}
//fallback to $USER, if set
if name := os.Getenv("USER"); name != "" {
return name
}
handleError(err)
return "<unknown>"
}
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