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.TH "CAPNG_UPDATE" "3" "June 2009" "Red Hat" "Libcap-ng API"
.SH NAME
capng_update \- update the stored capabilities settings
.SH "SYNOPSIS"
.B #include <cap-ng.h>
.sp
int capng_update(capng_act_t action, capng_type_t type,unsigned int capability);
.SH "DESCRIPTION"
capng_update will update the internal POSIX capabilities settings based on the options passed to it. The action should be either CAPNG_DROP to set the capability bit to 0, or CAPNG_ADD to set the capability bit to 1. The operation is performed on the capability set specified in the type parameter. The values are: CAPNG_EFFECTIVE, CAPNG_PERMITTED, CAPNG_INHERITABLE, CAPNG_BOUNDING_SET, or CAPNG_AMBIENT. The values may be or'ed together to perform the same operation on multiple sets. The last parameter, capability, is the capability define as given in linux/capability.h.
.SH "RETURN VALUE"
This returns 0 on success and -1 on failure.
.SH "SEE ALSO"
.BR capng_updatev (3),
.BR capabilities (7)
.SH AUTHOR
Steve Grubb
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