github.com/jiasir/docker@v1.3.3-0.20170609024000-252e610103e7/pkg/homedir/homedir_linux.go (about)

     1  // +build linux
     2  
     3  package homedir
     4  
     5  import (
     6  	"os"
     7  
     8  	"github.com/docker/docker/pkg/idtools"
     9  )
    10  
    11  // GetStatic returns the home directory for the current user without calling
    12  // os/user.Current(). This is useful for static-linked binary on glibc-based
    13  // system, because a call to os/user.Current() in a static binary leads to
    14  // segfault due to a glibc issue that won't be fixed in a short term.
    15  // (#29344, golang/go#13470, https://sourceware.org/bugzilla/show_bug.cgi?id=19341)
    16  func GetStatic() (string, error) {
    17  	uid := os.Getuid()
    18  	usr, err := idtools.LookupUID(uid)
    19  	if err != nil {
    20  		return "", err
    21  	}
    22  	return usr.Home, nil
    23  }