win32: add a fake root user and group

1 files changed, 26 insertions, 13 deletions

diff --git a/win32/mingw.c b/win32/mingw.c
index c72a306ac..2a5f96c31 100644
--- a/win32/mingw.c
+++ b/win32/mingw.c
@@ -779,44 +779,57 @@ struct passwd *getpwnam(const char *name)
                         strcmp(myname, name) == 0 ) {
                 return getpwuid(DEFAULT_UID);
         }
+        else if (strcmp(name, "root") == 0) {
+                return getpwuid(0);
+        }
 
         return NULL;
 }
 
-struct passwd *getpwuid(uid_t uid UNUSED_PARAM)
+struct passwd *getpwuid(uid_t uid)
 {
         static struct passwd p;
 
-        if ( (p.pw_name=get_user_name()) == NULL ) {
+        if (uid == 0) {
+                p.pw_name = (char *)"root";
+                p.pw_dir = (char *)"/";
+        }
+        else if (uid == DEFAULT_UID && (p.pw_name=get_user_name()) != NULL) {
+                p.pw_dir = gethomedir();
+        }
+        else {
                 return NULL;
         }
-        p.pw_passwd = (char *)"secret";
-        p.pw_gecos = (char *)"unknown";
-        p.pw_dir = gethomedir();
+
+        p.pw_passwd = (char *)"";
+        p.pw_gecos = p.pw_name;
         p.pw_shell = NULL;
-        p.pw_uid = DEFAULT_UID;
-        p.pw_gid = DEFAULT_GID;
+        p.pw_uid = uid;
+        p.pw_gid = uid;
 
         return &p;
 }
 
-struct group *getgrgid(gid_t gid UNUSED_PARAM)
+struct group *getgrgid(gid_t gid)
 {
         static char *members[2] = { NULL, NULL };
         static struct group g;
 
-        if ( (g.gr_name=get_user_name()) == NULL ) {
+        if (gid == 0) {
+                g.gr_name = (char *)"root";
+        }
+        else if (gid != DEFAULT_GID || (g.gr_name=get_user_name()) == NULL) {
                 return NULL;
         }
-        g.gr_passwd = (char *)"secret";
-        g.gr_gid = DEFAULT_GID;
+        g.gr_passwd = (char *)"";
+        g.gr_gid = gid;
         members[0] = g.gr_name;
         g.gr_mem = members;
 
         return &g;
 }
 
-int getgrouplist(const char *user UNUSED_PARAM, gid_t group UNUSED_PARAM,
+int getgrouplist(const char *user UNUSED_PARAM, gid_t group,
                                         gid_t *groups, int *ngroups)
 {
         if ( *ngroups == 0 ) {
@@ -825,7 +838,7 @@ int getgrouplist(const char *user UNUSED_PARAM, gid_t group UNUSED_PARAM,
         }
 
         *ngroups = 1;
-        groups[0] = DEFAULT_GID;
+        groups[0] = group;
         return 1;
 }