diff options
Diffstat (limited to 'src/libstddjb/prot_grps.c')
-rw-r--r-- | src/libstddjb/prot_grps.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/libstddjb/prot_grps.c b/src/libstddjb/prot_grps.c new file mode 100644 index 0000000..cc4ba0d --- /dev/null +++ b/src/libstddjb/prot_grps.c @@ -0,0 +1,17 @@ +/* ISC license. */ + +/* MT-unsafe */ + +#include <skalibs/nonposix.h> +#include <unistd.h> +#include <grp.h> +#include <limits.h> +#include <skalibs/setgroups.h> +#include <skalibs/djbunix.h> + +int prot_grps (char const *name) +{ + gid_t tab[NGROUPS_MAX] ; + int n = prot_readgroups(name, tab, NGROUPS_MAX) ; + return n < 0 ? -1 : setgroups(n, tab) ; +} |