/* uid.c
 *
 * Convert logname to uid.
 */
#include <stdio.h>
#include  <stdfun.h> 
#include <string.h>
#include <pwd.h>


static char _sccsid[] = { " %M% %I% %H% " };

int main( argc, argv )
int argc;
char *argv[];
{
	extern struct passwd *getpwnam();
        struct passwd pw, *ppw;
	int nolf;

	if( argc == 1 )    {
		fprintf( stderr, "usage: uid [-n] logname\n" );
		exit( 1 );
	}
	if( *argv[1] == '-' )    {
		if( strcmp( argv[1], "-n" ) == 0 )    {
			ppw = getpwnam( argv[2] );
			nolf = 1;
		}
		else    {
			fprintf( stderr, "uid: illegal option %s\n", argv[1] );
			exit( 1 );
		}
	}
	else    {
		ppw = getpwnam( argv[1] );
		nolf = 0;
	}
	if( ppw == (struct passwd *)0 )    {
		puts( "NOLOGNANE" );
		exit( 1 );
	}
	
	printf( "%d", ppw->pw_uid );
	if( nolf == 0 )
		putchar( '\n' );

	exit( 0 );
	return( 0 );
	
}