more crond+crontab integrating with loginutil libbb functions and deleted

patch from Thomas Gleixner to init.
Viodz last_patch_108

1 files changed, 12 insertions, 4 deletions

diff --git a/libbb/change_identity.c b/libbb/change_identity.c
index c2b73eeb8..adebad8ed 100644
--- a/libbb/change_identity.c
+++ b/libbb/change_identity.c
@@ -40,15 +40,23 @@
 
 
 /* Become the user and group(s) specified by PW.  */
-void change_identity ( const struct passwd *pw )
+const char *change_identity_e2str ( const struct passwd *pw )
 {
 	if ( initgroups ( pw-> pw_name, pw-> pw_gid ) == -1 )
-		bb_perror_msg_and_die ( "cannot set groups" );
+		return "cannot set groups";
 	endgrent ( );
 
 	if ( setgid ( pw-> pw_gid ))
-		bb_perror_msg_and_die ( "cannot set group id" );
+		return "cannot set group id";
 	if ( setuid ( pw->pw_uid ))
-		bb_perror_msg_and_die ( "cannot set user id" );
+		return "cannot set user id";
+	return NULL;
 }
 
+void change_identity ( const struct passwd *pw )
+{
+	const char *err_msg = change_identity_e2str(pw);
+
+	if(err_msg)
+		bb_perror_msg_and_die ( "%s", err_msg );
+}