From b7c15c31519dc44c1f691e0466badd556ffe9423 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:18:56 +0200 Subject: Adding upstream version 3.7.10. Signed-off-by: Daniel Baumann --- src/util/username.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 src/util/username.c (limited to 'src/util/username.c') diff --git a/src/util/username.c b/src/util/username.c new file mode 100644 index 0000000..680161c --- /dev/null +++ b/src/util/username.c @@ -0,0 +1,47 @@ +/*++ +/* NAME +/* username 3 +/* SUMMARY +/* lookup name of real user +/* SYNOPSIS +/* #include +/* +/* const char *username() +/* DESCRIPTION +/* username() jumps whatever system-specific hoops it takes to +/* get the name of the user who started the process. The result +/* is volatile. Make a copy if it is to be used for an appreciable +/* amount of time. +/* LICENSE +/* .ad +/* .fi +/* The Secure Mailer license must be distributed with this software. +/* AUTHOR(S) +/* Wietse Venema +/* IBM T.J. Watson Research +/* P.O. Box 704 +/* Yorktown Heights, NY 10598, USA +/*--*/ + +/* System library. */ + +#include +#include +#include + +/* Utility library. */ + +#include "username.h" + +/* username - get name of user */ + +const char *username(void) +{ + uid_t uid; + struct passwd *pwd; + + uid = getuid(); + if ((pwd = getpwuid(uid)) == 0) + return (0); + return (pwd->pw_name); +} -- cgit v1.2.3