lib: add getgrouplist() for Solaris
Of course Solaris doesn't have getgrouplist()...
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
diff --git a/configure.ac b/configure.ac
index 747a0c6..3003e62 100755
--- a/configure.ac
+++ b/configure.ac
@@ -792,7 +792,7 @@
strtol strtoul strlcat strlcpy \
daemon snprintf vsnprintf \
if_nametoindex if_indextoname getifaddrs \
- uname fcntl])
+ uname fcntl getgrouplist])
AC_CHECK_FUNCS(setproctitle, ,
[AC_CHECK_LIB(util, setproctitle,
diff --git a/lib/privs.c b/lib/privs.c
index ff0be2f..0ca8783 100644
--- a/lib/privs.c
+++ b/lib/privs.c
@@ -622,6 +622,41 @@
return zprivs_null_state;
}
+#ifndef HAVE_GETGROUPLIST
+/* Solaris 11 has no getgrouplist() */
+static int
+getgrouplist(const char *user, gid_t group, gid_t *groups, int *ngroups)
+{
+ struct group *grp;
+ size_t usridx;
+ int pos = 0, ret;
+
+ if (pos < *ngroups)
+ groups[pos] = group;
+ pos++;
+
+ setgrent();
+ while ((grp = getgrent()))
+ {
+ if (grp->gr_gid == group)
+ continue;
+ for (usridx = 0; grp->gr_mem[usridx] != NULL; usridx++)
+ if (!strcmp (grp->gr_mem[usridx], user))
+ {
+ if (pos < *ngroups)
+ groups[pos] = grp->gr_gid;
+ pos++;
+ break;
+ }
+ }
+ endgrent();
+
+ ret = (pos <= *ngroups) ? pos : -1;
+ *ngroups = pos;
+ return ret;
+}
+#endif /* HAVE_GETGROUPLIST */
+
void
zprivs_init(struct zebra_privs_t *zprivs)
{