mingw: provide fake getgroups and getgrouplist

This makes it possible to enable the id and groups applets,
though the results they return are worthless.

1 files changed, 22 insertions, 0 deletions

diff --git a/win32/mingw.c b/win32/mingw.c
index 5847e0fa0..bb08647a6 100644
--- a/win32/mingw.c
+++ b/win32/mingw.c
@@ -648,6 +648,28 @@ struct group *getgrgid(gid_t gid UNUSED_PARAM)
         return &g;
 }
 
+int getgrouplist(const char *user, gid_t group, gid_t *groups, int *ngroups)
+{
+        if ( *ngroups == 0 ) {
+                *ngroups = 1;
+                return -1;
+        }
+
+        *ngroups = 1;
+        groups[0] = DEFAULT_GID;
+        return 1;
+}
+
+int getgroups(int n, gid_t *groups)
+{
+        if ( n == 0 ) {
+                return 1;
+        }
+
+        groups[0] = DEFAULT_GID;
+        return 1;
+}
+
 int getlogin_r(char *buf, size_t len)
 {
         char *name;