/* defs 4.6 83/07/01 */
#include <stdio.h>
#include <ctype.h>
#ifdef Vsystem
#include <dir.h>
#else Vsystem
#include <sys/param.h>
#include <sys/dir.h>

#define SHELLCOM "/bin/sh"
#endif Vsystem

typedef long int TIMETYPE;

#ifdef unix
/*  to install metering, add a statement like */
#define METERFILE "/usr/sif/make/Meter"
/* to turn metering on, set external variable meteron to 1 */
#endif

/* define FSTATIC to be static on systems with C compilers
   supporting file-static; otherwise define it to be null
*/
#define FSTATIC static

#define NO 0
#define YES 1

#define unequal strcmp
#define HASHSIZE 1021
#define NLEFTS 512
#define NCHARS 500
#define NINTS  250
#define INMAX 3500
#define OUTMAX 16000
#define QBUFMAX 2500
#define MAXDIR 10

#define ALLDEPS  1	/* dependency list given with colon */
#define SOMEDEPS 2	/* dependency list given with double colon */

#define META 01
#define TERMINAL 02

#define STAR "\033" /* internal representation of $* in dependency lines */
extern char funny[128];


#define ALLOC(x) (struct x *) ckalloc(sizeof(struct x))

extern int sigivalue;
extern int sigqvalue;
extern int waitpid;
extern int dbgflag;
extern int prtrflag;
extern int silflag;
extern int noexflag;
extern int keepgoing;
extern int noruleflag;
extern int touchflag;
extern int questflag;
extern int ndocoms;
extern int ignerr;
extern int okdel;
extern int inarglist;
extern char *prompt;
extern int nopdir;
extern char junkname[ ];



struct nameblock
	{
	struct nameblock *nxtnameblock;
	char *namep;
 	char *alias;
	struct lineblock *linep;
	int done:3;
	int septype:3;			/* 0, ALLDEPS or SOMEDEPS */
	int patname:2;			/* name contains a '*' */
	TIMETYPE modtime;
	};

extern struct nameblock *mainname ;	/* make this if nothing else */
extern struct nameblock *firstname;
extern struct nameblock *firstpattern;	/* list of names containing '*' */
extern struct nameblock **lastpattern;

struct lineblock
	{
	struct lineblock *nxtlineblock;
	struct depblock *depp;	/* list of names which this name depends on */
	struct shblock *shp;	/* command lines */
	};
extern struct lineblock *sufflist;

struct depblock
	{
	struct depblock *nxtdepblock;
	struct nameblock *depname;
	};

struct shblock	/* list of command lines for a single dependency */
	{
	struct shblock *nxtshblock;
	char *shbp;
	};

struct varblock
	{
	struct varblock *nxtvarblock;
	char *varname;
	char *varval;
	int noreset:1;
	int used:1;
	};
extern struct varblock *firstvar;

struct pattern
	{
	struct pattern *nxtpattern;
	char *patval;
	};
extern struct pattern *firstpat;

#ifdef Vsystem
struct direntry
	{
	struct direntry *nxtentry;
	ArbitraryDescriptor desc;
	};
#endif Vsystem

struct dirhdr
	{
	struct dirhdr *nxtopendir;
	DIR *dirfc;
	char *dirn;
	};
extern struct dirhdr *firstod;


struct chain
	{
	struct chain *nextp;
	char *datap;
	};

char *copys(), *concat(), *subst();
int *ckalloc();
struct nameblock *srchname(), *makename();
TIMETYPE exists();
