#include <stdio.h>
#include <stdlib.h>

#ifdef MYGETOPT
char getopt( int argc, char *argv[], char *format );
#else
#include <unistd.h>
#endif

#include "prefs.h"
#include "errors.h"
#include "version.h"
#include "she.h"

#ifdef HAS_GLOB
# define OPTIONS	"hfVdv:"
#else
# define OPTIONS	"hVdv:"
#endif

static void	usage(char *name);

static void	usage(char *name)
{
	DoError(NO_ERR,INFO_ERR, "Usage: %s [-Vvfh]",name);
	DoError(NO_ERR,INFO_ERR, "-V: print version");
	DoError(NO_ERR,INFO_ERR, "-v: verbose level");
#ifdef HAS_GLOB
	DoError(NO_ERR,INFO_ERR, "-f: disable glob");
#endif
	DoError(NO_ERR,INFO_ERR, "-d: ignore eof");
	DoError(NO_ERR,INFO_ERR, "-h: this text");

	printf("\nPara salir: %s\n", QUIT);
	printf("Para backgroundear, poner %s al final\n", M_BACK);
	printf("Para redireccionar, %s %s %s\n", M_RDIRIN, M_RDIROUT, M_RDIRAPP);
	printf("Para tuberias, usar %s\n", M_PIPELINE);
	exit(1);
}

boolean	GetPrefs(PrefsType *PrefsPtr, int argc, char *argv[] )
{
	int	opcion,i;
	extern char     *optarg;
	extern int      optind,opterr;

	PrefsPtr->verbose=2;
	PrefsPtr->glob=true;
	PrefsPtr->ignoreeof=false;

	while ( (opcion=getopt(argc,argv,OPTIONS)) != EOF )
	{
		switch(opcion)
		{
			case 'V':
					DoError(NO_ERR,INFO_ERR,VERS_STR);
					exit(0);
					break;
			case 'h':
					usage(argv[0]);
					exit(0);
					break;
			case 'd':
					PrefsPtr->ignoreeof=true;
					break;
#ifdef HAS_GLOB
			case 'f':
					PrefsPtr->glob=false;
					break;
#endif
			case 'v':
					i = atoi(optarg);
					if(( i < 0 )||(i>ASK_ERR))
						DoError(INPUT_ERR,WARN_ERR,"Verbose: %d-%d,ignored ",
						0,ASK_ERR);
					else
						PrefsPtr->verbose = i;
					break;
			default:
					usage(argv[0]);
					break;
		}
	}
	return( true );
}