getuid
, geteuid get user identity
1. getuid.2.man
Manpage of GETUID
GETUID
Section: Linux Programmer's Manual (2)Updated: 1993-07-23
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NAME
getuid, geteuid - get user identitySYNOPSIS
#include <unistd.h>#include <sys/types.h>
uid_t getuid(void);
uid_t geteuid(void);
DESCRIPTION
getuid() returns the real user ID of the calling process.geteuid() returns the effective user ID of the calling process.
ERRORS
These functions are always successful.CONFORMING TO
POSIX.1-2001, 4.3BSD.NOTES
History
In Unix V6 the getuid() call returned (euid << 8) + uid. Unix V7 introduced separate calls getuid() and geteuid().SEE ALSO
getresuid(2), setreuid(2), setuid(2), credentials(7)COLOPHON
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Time: 11:38:50 GMT, February 18, 2010
