#include <stdio.h>
#include <ctype.h>

#define SHELLCOM "/bin/sh"
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 509
#define NLEFTS 40
#define NCHARS 500
#define NINTS  250
#define INMAX 1500
#define OUTMAX 2500
#define QBUFMAX 1500

#define ALLDEPS  1
#define SOMEDEPS 2

#define META 01
#define TERMINAL 02
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 char junkname[];

struct nameblock
{
    struct nameblock *nxtnameblock;
    char *namep;
    struct lineblock *linep;
    int done:3;
    int septype:3;
    TIMETYPE modtime;
};

extern struct nameblock *mainname;
extern struct nameblock *firstname;

struct lineblock
{
    struct lineblock *nxtlineblock;
    struct depblock *depp;
    struct shblock *shp;
};
extern struct lineblock *sufflist;

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

struct shblock
{
    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;

struct opendir
{
    struct opendir *nxtopendir;
    FILE *dirfc;
    char *dirn;
};
extern struct opendir *firstod;

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

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