setgid(0) - some programs check if gid == 0, eg. DNF

gblach · Aug 24, 2018 · ee47414 · ee47414
1 parent e89fbdc
commit ee47414
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/please.c b/please.c
@@ -101,6 +101,11 @@ int main(int ac, char **av)
         return err;
     }
 
+    if((err = setgid(0))) {
+        perror(NULL);
+        return err;
+    }
+
     if(!strcmp(av[0], "-")) {
         struct passwd *pwd = getpwuid(0);
         if((err = execl(pwd->pw_shell, pwd->pw_shell, NULL))) {