/*
 *	Include header for make
 */


#ifndef uchar
#ifdef os9
#define uchar		char
#define void		int
#define fputc		putc
#else
#define uchar		unsigned char
#endif
#endif

#define bool		uchar
#define time_t		long
#define TRUE		(1)
#define FALSE		(0)
#define max(a,b)	((a)>(b)?(a):(b))

#define DEFN1		"makefile"      /* Default names  */
#ifdef unix
#define DEFN2		"Makefile"
#endif
#ifdef eon
#define DEFN2		"Makefile"
#endif

#ifdef amiga
#define strcmp		stricmp
#endif

/* os9 is case insensitive */

#define LZ		(1024)	/* Line size  */



/*
 *	A name.  This represents a file, either to be made, or existant
 */

struct name {
    struct name    *n_next;	/* Next in the list of names */
    char	   *n_name;	/* Called */
    struct line    *n_line;	/* Dependencies */
    time_t	    n_time;	/* Modify time of this name */
    uchar	    n_flag;	/* Info about the name */
};

#define N_MARK		0x01	/* For cycle check */
#define N_DONE		0x02	/* Name looked at */
#define N_TARG		0x04	/* Name is a target */
#define N_PREC		0x08	/* Target is precious */
#define N_DOUBLE	0x10	/* Double colon target */

/*
 *	Definition of a target line.
 */
struct line {
    struct line    *l_next;	/* Next line (for ::) */
    struct depend  *l_dep;	/* Dependents for this line */
    struct cmd	   *l_cmd;	/* Commands for this line */
};


/*
 *	List of dependents for a line
 */
struct depend {
    struct depend  *d_next;	/* Next dependent */
    struct name    *d_name;	/* Name of dependent */
};


/*
 *	Commands for a line
 */
struct cmd {
    struct cmd	   *c_next;	/* Next command line */
    char	   *c_cmd;	/* Command line */
};


/*
 *	Macro storage
 */
struct macro {
    struct macro   *m_next;	/* Next variable */
    char	   *m_name;	/* Called ... */
    char	   *m_val;	/* Its value */
    uchar	    m_flag;	/* Infinite loop check */
};

extern char    *myname;
extern struct name namehead;
extern struct macro *macrohead;
extern struct name *firstname;
extern bool	silent;
extern bool	ignore;
extern bool	rules;
extern bool	dotouch;
extern bool	quest;
extern bool	domake;
extern char	str1[];
extern char	str2[];
extern int	lineno;

char	       *fgets();
char	       *index();
char	       *rindex();
char	       *malloc();
extern int	errno;

char	       *getmacro();
struct macro   *setmacro();
void		input();
void		error();
void		fatal();
int		make();
struct name    *newname();
struct depend  *newdep();
struct cmd     *newcmd();
void		newline();
char	       *suffix();
void		touch();
void		makerules();
char	       *gettok();
void		precious();