1*433d6423SLionel Sambuc /* getlogin(3) 2*433d6423SLionel Sambuc * 3*433d6423SLionel Sambuc * Author: Terrence W. Holm Aug. 1988 4*433d6423SLionel Sambuc */ 5*433d6423SLionel Sambuc 6*433d6423SLionel Sambuc #include <sys/cdefs.h> 7*433d6423SLionel Sambuc #include "namespace.h" 8*433d6423SLionel Sambuc #include <lib.h> 9*433d6423SLionel Sambuc 10*433d6423SLionel Sambuc #include <pwd.h> 11*433d6423SLionel Sambuc #include <unistd.h> 12*433d6423SLionel Sambuc #include <string.h> 13*433d6423SLionel Sambuc #include <stdio.h> 14*433d6423SLionel Sambuc #include "extern.h" 15*433d6423SLionel Sambuc 16*433d6423SLionel Sambuc 17*433d6423SLionel Sambuc __getlogin(char * logname,size_t sz)18*433d6423SLionel Sambucint __getlogin(char *logname, size_t sz) 19*433d6423SLionel Sambuc { 20*433d6423SLionel Sambuc struct passwd *pw_entry; 21*433d6423SLionel Sambuc 22*433d6423SLionel Sambuc pw_entry = getpwuid(getuid()); 23*433d6423SLionel Sambuc 24*433d6423SLionel Sambuc if (pw_entry == (struct passwd *)NULL) 25*433d6423SLionel Sambuc return 0; 26*433d6423SLionel Sambuc 27*433d6423SLionel Sambuc strncpy(logname, pw_entry->pw_name, sz); 28*433d6423SLionel Sambuc return sz; 29*433d6423SLionel Sambuc } 30