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| author | Tobias Klauser <tklauser@distanz.ch> | 2008-01-27 11:37:44 +0100 |
|---|---|---|
| committer | Tobias Klauser <tklauser@xenon.tklauser.home> | 2008-01-27 11:37:44 +0100 |
| commit | 7e0f021a9aec35fd8e6725e87e3313b101d26f5e (patch) | |
| tree | b1cacc4b24393f517aeb4610e9e1021f954307a8 /reference/C/MAN/getgroupd.htm | |
Initial import (2.0.2-6)2.0.2-6
Diffstat (limited to 'reference/C/MAN/getgroupd.htm')
| -rw-r--r-- | reference/C/MAN/getgroupd.htm | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/reference/C/MAN/getgroupd.htm b/reference/C/MAN/getgroupd.htm new file mode 100644 index 0000000..e6cd339 --- /dev/null +++ b/reference/C/MAN/getgroupd.htm @@ -0,0 +1,163 @@ +<TITLE>getgroups</TITLE> +<body bgcolor="#ffffcc"> +<hr> +<pre> + + + +<h3>GETGROUPS(2) Linux Programmer's Manual GETGROUPS(2) +</h3> + +<h3>NAME +</h3> getgroups, setgroups - get/set group access list + +<h3>SYNOPSIS +</h3> #include <unistd.h> + + int getgroups(int size, gid_t list[]); + + + #define __USE_BSD + #include <grp.h> + + int setgroups(size_t size, const gid_t *list); + +<h3>DESCRIPTION +</h3> getgroups + Up to size supplemental groups are returned in + list. If size is zero, list is not modified, but + the total number of supplemental groups for the + process is returned. + + setgroups + Sets the supplemental groups for the process. Only + the super-user may use this function. + +<h3>RETURN VALUE +</h3> getgroups + On success, the number of groups stored in list is + returned (if size is zero, however, the number of + supplemental group IDs associated with the process + is returned). On error, -1 is returned, and errno + is set appropriately. + + setgroups + On success, zero is returned. On error, -1 is + returned, and errno is set appropriately. + +<h3>ERRORS +</h3> EFAULT list has an invalid address. + + EPERM For setgroups, the user is not the super-user. + + EINVAL For setgroups, gidsetsize is greater than NGROUPS + (32 for Linux 0.99.11). + +<h3>CONFORMING TO +</h3> getgroups conforms to POSIX.1 (and is present in BSD 4.3). + Since setgroups requires privilege, it is not covered + under POSIX.1. + +<h3>BUGS +</h3> The __USE_BSD flag probably shouldn't be required for set- + groups. + + + + +<h3>Linux 0.99.11 23 July 1993 1 +</h3> + + + + +<h3>GETGROUPS(2) Linux Programmer's Manual GETGROUPS(2) +</h3> + +</pre> +<hr> +<h3>SEE ALSO +</h3><p> +<a href=initgroups.htm>initgroups</a>, +<pre> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +<h3>Linux 0.99.11 23 July 1993 2 +</h3> + +
</pre> +<P> +<hr> +<p> +<center> +<table border=2 width=80%> +<tr align=center> +<td width=25%> +<a href=../cref.html>Top</a> +</td><td width=25%> +<a href=../master_index.html>Master Index</a> +</td><td width=25%> +<a href=../SYNTAX/keywords.html>Keywords</a> +</td><td width=25%> +<a href=../FUNCTIONS/funcref.htm>Functions</a> +</td> +</tr> +</table> +</center> +<p> +<hr> + +This manual page was brought to you by <i>mjl_man V-2.0</i> |