don't set unsigned variables to -1 and expect them to be negative.

verify uid/gid are positive, not non-negative.
This commit is contained in:
Kurt Zeilenga 1999-06-27 03:58:06 +00:00
parent 2e7600588b
commit cf89dd83cd

View file

@ -37,8 +37,8 @@
void void
slap_init_user( char *user, char *group ) slap_init_user( char *user, char *group )
{ {
uid_t uid = (uid_t) -1; uid_t uid = (uid_t) 0;
gid_t gid = (gid_t) -1; gid_t gid = (gid_t) 0;
if ( user ) { if ( user ) {
struct passwd *pwd; struct passwd *pwd;
@ -56,7 +56,7 @@ slap_init_user( char *user, char *group )
user, 0, 0 ); user, 0, 0 );
exit( 1 ); exit( 1 );
} }
if ( uid >= 0 ) { if ( uid > 0 ) {
free( user ); free( user );
user = (pwd != NULL ? ch_strdup( pwd->pw_name ) : NULL); user = (pwd != NULL ? ch_strdup( pwd->pw_name ) : NULL);
} else { } else {
@ -104,7 +104,7 @@ slap_init_user( char *user, char *group )
endgrent(); endgrent();
#endif #endif
if ( gid >= 0 ) { if ( gid > 0 ) {
if ( setgid( gid ) != 0 ) { if ( setgid( gid ) != 0 ) {
Debug( LDAP_DEBUG_ANY, "Could not set real group id to %d\n", Debug( LDAP_DEBUG_ANY, "Could not set real group id to %d\n",
gid, 0, 0 ); gid, 0, 0 );
@ -119,7 +119,7 @@ slap_init_user( char *user, char *group )
#endif #endif
} }
if ( uid >= 0 ) { if ( uid > 0 ) {
if ( setuid( uid ) != 0 ) { if ( setuid( uid ) != 0 ) {
Debug( LDAP_DEBUG_ANY, "Could not set effective user id to %d\n", Debug( LDAP_DEBUG_ANY, "Could not set effective user id to %d\n",
uid, 0, 0 ); uid, 0, 0 );