diff options
Diffstat (limited to 'lib/libcompat/4.4')
-rw-r--r-- | lib/libcompat/4.4/cuserid.3 | 84 | ||||
-rw-r--r-- | lib/libcompat/4.4/cuserid.c | 61 |
2 files changed, 145 insertions, 0 deletions
diff --git a/lib/libcompat/4.4/cuserid.3 b/lib/libcompat/4.4/cuserid.3 new file mode 100644 index 0000000..dc4bf53 --- /dev/null +++ b/lib/libcompat/4.4/cuserid.3 @@ -0,0 +1,84 @@ +.\" +.\" Copyright (c) 1995 Joerg Wunsch +.\" +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by Joerg Wunsch +.\" 4. The name of the developer may not be used to endorse or promote +.\" products derived from this software without specific prior written +.\" permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR +.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, +.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.\" +.Dd April 10, 1995 +.Os +.Dt CUSERID 3 +.Sh NAME +.Nm cuserid +.Nd get user name associated with effective UID +.Sh LIBRARY +.Lb libcompat +.Sh SYNOPSIS +.In stdio.h +.Ft char * +.Fn cuserid "char *s" +.Sh DESCRIPTION +.Bf -symbolic +The +.Fn cuserid +function is made obsolete by +.Xr getpwuid 3 . +.Ef +.Pp +The function +.Fn cuserid +gets the user name associated with the effective UID of the current +process. If the argument +.Fa s +is non-NULL, the name is copied to the buffer it points to, +and that address is being returned. This buffer must provide space +for at least +.Em L_cuserid +characters. +The L_cuserid constant is defined in +.Aq Pa stdio.h . +.Pp +If +.Fa s +is NULL, an internal array is used and its address will be returned. +.Sh RETURN VALUES +.Fn cuserid +returns the address of an array in which the name has been stored. +.Pp +If the name associated with the effective UID of the current process +could not be found, either a null pointer will be returned, or +(if +.Fa s +is non-NULL) +the buffer +.Fa s +will be filled with a null string. +.Sh SEE ALSO +.Xr geteuid 2 , +.Xr getpwuid 3 diff --git a/lib/libcompat/4.4/cuserid.c b/lib/libcompat/4.4/cuserid.c new file mode 100644 index 0000000..e2f0988f --- /dev/null +++ b/lib/libcompat/4.4/cuserid.c @@ -0,0 +1,61 @@ +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)cuserid.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <pwd.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> + +char * +cuserid(s) + char *s; +{ + struct passwd *pwd; + + if ((pwd = getpwuid(geteuid())) == NULL) { + if (s) + *s = '\0'; + return (s); + } + if (s) { + (void)strncpy(s, pwd->pw_name, L_cuserid); + return (s); + } + return (pwd->pw_name); +} |