xenia/kakoune
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Go back to getpwuid call to get user name from user id

Browse Source 
Unfortunately, reading /etc/passwd is not enough.
This commit is contained in:
Maxime Coste 2017-12-15 08:19:56 +11:00
parent cafecda230
commit d8dc7d7f39
1 changed files with 0 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
src/remote.cc
View File

@ -530,23 +530,7 @@ void RemoteUI::exit(int status)
String get_user_name(int uid) String get_user_name(int uid)
{ {
#if defined(__APPLE__)
return getpwuid(uid)->pw_name; return getpwuid(uid)->pw_name;
#else // Do not use getpwuid to avoid dependency on dynamic glibc
struct invalid_index : runtime_error
{
invalid_index(size_t i) : runtime_error{format("invalid index '{}'", i)} {}
};
MappedFile passwd{"/etc/passwd"};
for (auto entry : (StringView)passwd | split<StringView>('\n'))
{
auto name_and_id = entry | split<StringView>(':') | elements<invalid_index, 0, 2>();
if (str_to_int(name_and_id[1]) == uid)
return name_and_id[0].str();
}
throw runtime_error(format("Cannot find user name for uid '{}'", uid));
#endif
} }
static sockaddr_un session_addr(StringView session) static sockaddr_un session_addr(StringView session)