[unix-history] / usr / src / usr.sbin / config / mkmakefile.c

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 */

#ifndef lint
static char sccsid[] = "@(#)mkmakefile.c	5.10 (Berkeley) %G%";
#endif not lint

/*
 * Build the makefile for the system, from
 * the information in the files files and the
 * additional files for the machine being compiled to.
 */

#include <stdio.h>
#include <ctype.h>
#include "y.tab.h"
#include "config.h"

#define next_word(fp, wd) \
	{ register char *word = get_word(fp); \
	  if (word == (char *)EOF) \
		return; \
	  else \
		wd = word; \
	}

static	struct file_list *fcur;
char *tail();

/*
 * Lookup a file, by name.
 */
struct file_list *
fl_lookup(file)
	register char *file;
{
	register struct file_list *fp;

	for (fp = ftab ; fp != 0; fp = fp->f_next) {
		if (eq(fp->f_fn, file))
			return (fp);
	}
	return (0);
}

/*
 * Lookup a file, by final component name.
 */
struct file_list *
fltail_lookup(file)
	register char *file;
{
	register struct file_list *fp;

	for (fp = ftab ; fp != 0; fp = fp->f_next) {
		if (eq(tail(fp->f_fn), tail(file)))
			return (fp);
	}
	return (0);
}

/*
 * Make a new file list entry
 */
struct file_list *
new_fent()
{
	register struct file_list *fp;

	fp = (struct file_list *) malloc(sizeof *fp);
	fp->f_needs = 0;
	fp->f_next = 0;
	fp->f_flags = 0;
	fp->f_type = 0;
	if (fcur == 0)
		fcur = ftab = fp;
	else
		fcur->f_next = fp;
	fcur = fp;
	return (fp);
}

char	*COPTS;
static	struct users {
	int	u_default;
	int	u_min;
	int	u_max;
} users[] = {
	{ 24, 8, 1024 },		/* MACHINE_VAX */
	{ 4, 2, 128 },			/* MACHINE_TAHOE */
};
#define	NUSERS	(sizeof (users) / sizeof (users[0]))

/*
 * Build the makefile from the skeleton
 */
makefile()
{
	FILE *ifp, *ofp;
	char line[BUFSIZ];
	struct opt *op;
	struct users *up;

	read_files();
	strcpy(line, "../conf/Makefile.");
	(void) strcat(line, machinename);
	ifp = fopen(line, "r");
	if (ifp == 0) {
		perror(line);
		exit(1);
	}
	ofp = fopen(path("Makefile"), "w");
	if (ofp == 0) {
		perror(path("Makefile"));
		exit(1);
	}
	fprintf(ofp, "IDENT=-D%s", raise(ident));
	if (profiling)
		fprintf(ofp, " -DGPROF");
	if (cputype == 0) {
		printf("cpu type must be specified\n");
		exit(1);
	}
	{ struct cputype *cp;
	  for (cp = cputype; cp; cp = cp->cpu_next)
		fprintf(ofp, " -D%s", cp->cpu_name);
	}
	for (op = opt; op; op = op->op_next)
		if (op->op_value)
			fprintf(ofp, " -D%s=\"%s\"", op->op_name, op->op_value);
		else
			fprintf(ofp, " -D%s", op->op_name);
	fprintf(ofp, "\n");
	if (hadtz == 0)
		printf("timezone not specified; gmt assumed\n");
	if ((unsigned)machine > NUSERS) {
		printf("maxusers config info isn't present, using vax\n");
		up = &users[MACHINE_VAX-1];
	} else
		up = &users[machine-1];
	if (maxusers == 0) {
		printf("maxusers not specified; %d assumed\n", up->u_default);
		maxusers = up->u_default;
	} else if (maxusers < up->u_min) {
		printf("minimum of %d maxusers assumed\n", up->u_min);
		maxusers = up->u_min;
	} else if (maxusers > up->u_max)
		printf("warning: maxusers > %d (%d)\n", up->u_max, maxusers);
	fprintf(ofp, "PARAM=-DTIMEZONE=%d -DDST=%d -DMAXUSERS=%d\n",
	    timezone, dst, maxusers);
	for (op = mkopt; op; op = op->op_next)
		fprintf(ofp, "%s=%s\n", op->op_name, op->op_value);
	while (fgets(line, BUFSIZ, ifp) != 0) {
		if (*line == '%')
			goto percent;
		if (profiling && strncmp(line, "COPTS=", 6) == 0) {
			register char *cp;

			fprintf(ofp, 
			    "GPROF.EX=/usr/src/lib/libc/%s/csu/gmon.ex\n",
			    machinename);
			cp = index(line, '\n');
			if (cp)
				*cp = 0;
			cp = line + 6;
			while (*cp && (*cp == ' ' || *cp == '\t'))
				cp++;
			COPTS = malloc((unsigned)(strlen(cp) + 1));
			if (COPTS == 0) {
				printf("config: out of memory\n");
				exit(1);
			}
			strcpy(COPTS, cp);
			fprintf(ofp, "%s -pg\n", line);
			continue;
		}
		fprintf(ofp, "%s", line);
		continue;
	percent:
		if (eq(line, "%OBJS\n"))
			do_objs(ofp);
		else if (eq(line, "%CFILES\n"))
			do_cfiles(ofp);
		else if (eq(line, "%RULES\n"))
			do_rules(ofp);
		else if (eq(line, "%LOAD\n"))
			do_load(ofp);
		else
			fprintf(stderr,
			    "Unknown %% construct in generic makefile: %s",
			    line);
	}
	(void) fclose(ifp);
	(void) fclose(ofp);
}

/*
 * Read in the information about files used in making the system.
 * Store it in the ftab linked list.
 */
read_files()
{
	FILE *fp;
	register struct file_list *tp, *pf;
	register struct device *dp;
	register struct opt *op;
	char *wd, *this, *needs, *devorprof;
	char fname[32];
	int nreqs, first = 1, configdep, isdup;

	ftab = 0;
	(void) strcpy(fname, "files");
openit:
	fp = fopen(fname, "r");
	if (fp == 0) {
		perror(fname);
		exit(1);
	}
next:
	/*
	 * filename	[ standard | optional ] [ config-dependent ]
	 *	[ dev* | profiling-routine ] [ device-driver]
	 */
	wd = get_word(fp);
	if (wd == (char *)EOF) {
		(void) fclose(fp);
		if (first == 1) {
			(void) sprintf(fname, "files.%s", machinename);
			first++;
			goto openit;
		}
		if (first == 2) {
			(void) sprintf(fname, "files.%s", raise(ident));
			first++;
			fp = fopen(fname, "r");
			if (fp != 0)
				goto next;
		}
		return;
	}
	if (wd == 0)
		goto next;
	this = ns(wd);
	next_word(fp, wd);
	if (wd == 0) {
		printf("%s: No type for %s.\n",
		    fname, this);
		exit(1);
	}
	if ((pf = fl_lookup(this)) && (pf->f_type != INVISIBLE || pf->f_flags))
		isdup = 1;
	else
		isdup = 0;
	tp = 0;
	if (first == 3 && (tp = fltail_lookup(this)) != 0)
		printf("%s: Local file %s overrides %s.\n",
		    fname, this, tp->f_fn);
	nreqs = 0;
	devorprof = "";
	configdep = 0;
	needs = 0;
	if (eq(wd, "standard"))
		goto checkdev;
	if (!eq(wd, "optional")) {
		printf("%s: %s must be optional or standard\n", fname, this);
		exit(1);
	}
nextopt:
	next_word(fp, wd);
	if (wd == 0)
		goto doneopt;
	if (eq(wd, "config-dependent")) {
		configdep++;
		goto nextopt;
	}
	devorprof = wd;
	if (eq(wd, "device-driver") || eq(wd, "profiling-routine")) {
		next_word(fp, wd);
		goto save;
	}
	nreqs++;
	if (needs == 0 && nreqs == 1)
		needs = ns(wd);
	if (isdup)
		goto invis;
	for (dp = dtab; dp != 0; dp = dp->d_next)
		if (eq(dp->d_name, wd))
			goto nextopt;
	for (op = opt; op != 0; op = op->op_next)
		if (op->op_value == 0 && opteq(op->op_name, wd)) {
			if (nreqs == 1) {
				free(needs);
				needs = 0;
			}
			goto nextopt;
		}
invis:
	while ((wd = get_word(fp)) != 0)
		;
	if (tp == 0)
		tp = new_fent();
	tp->f_fn = this;
	tp->f_type = INVISIBLE;
	tp->f_needs = needs;
	tp->f_flags = isdup;
	goto next;

doneopt:
	if (nreqs == 0) {
		printf("%s: what is %s optional on?\n",
		    fname, this);
		exit(1);
	}

checkdev:
	if (wd) {
		next_word(fp, wd);
		if (wd) {
			if (eq(wd, "config-dependent")) {
				configdep++;
				goto checkdev;
			}
			devorprof = wd;
			next_word(fp, wd);
		}
	}

save:
	if (wd) {
		printf("%s: syntax error describing %s\n",
		    fname, this);
		exit(1);
	}
	if (eq(devorprof, "profiling-routine") && profiling == 0)
		goto next;
	if (tp == 0)
		tp = new_fent();
	tp->f_fn = this;
	if (eq(devorprof, "device-driver"))
		tp->f_type = DRIVER;
	else if (eq(devorprof, "profiling-routine"))
		tp->f_type = PROFILING;
	else
		tp->f_type = NORMAL;
	tp->f_flags = 0;
	if (configdep)
		tp->f_flags |= CONFIGDEP;
	tp->f_needs = needs;
	if (pf && pf->f_type == INVISIBLE)
		pf->f_flags = 1;		/* mark as duplicate */
	goto next;
}

opteq(cp, dp)
	char *cp, *dp;
{
	char c, d;

	for (; ; cp++, dp++) {
		if (*cp != *dp) {
			c = isupper(*cp) ? tolower(*cp) : *cp;
			d = isupper(*dp) ? tolower(*dp) : *dp;
			if (c != d)
				return (0);
		}
		if (*cp == 0)
			return (1);
	}
}

do_objs(fp)
	FILE *fp;
{
	register struct file_list *tp, *fl;
	register int lpos, len;
	register char *cp, och, *sp;
	char swapname[32];

	fprintf(fp, "OBJS=");
	lpos = 6;
	for (tp = ftab; tp != 0; tp = tp->f_next) {
		if (tp->f_type == INVISIBLE)
			continue;
		sp = tail(tp->f_fn);
		for (fl = conf_list; fl; fl = fl->f_next) {
			if (fl->f_type != SWAPSPEC)
				continue;
			sprintf(swapname, "swap%s.c", fl->f_fn);
			if (eq(sp, swapname))
				goto cont;
		}
		cp = sp + (len = strlen(sp)) - 1;
		och = *cp;
		*cp = 'o';
		if (len + lpos > 72) {
			lpos = 8;
			fprintf(fp, "\\\n\t");
		}
		fprintf(fp, "%s ", sp);
		lpos += len + 1;
		*cp = och;
cont:
		;
	}
	if (lpos != 8)
		putc('\n', fp);
}

do_cfiles(fp)
	FILE *fp;
{
	register struct file_list *tp;
	register int lpos, len;

	fprintf(fp, "CFILES=");
	lpos = 8;
	for (tp = ftab; tp != 0; tp = tp->f_next) {
		if (tp->f_type == INVISIBLE)
			continue;
		if (tp->f_fn[strlen(tp->f_fn)-1] != 'c')
			continue;
		if ((len = 3 + strlen(tp->f_fn)) + lpos > 72) {
			lpos = 8;
			fprintf(fp, "\\\n\t");
		}
		fprintf(fp, "../%s ", tp->f_fn);
		lpos += len + 1;
	}
	if (lpos != 8)
		putc('\n', fp);
}

char *
tail(fn)
	char *fn;
{
	register char *cp;

	cp = rindex(fn, '/');
	if (cp == 0)
		return (fn);
	return (cp+1);
}

/*
 * Create the makerules for each file
 * which is part of the system.
 * Devices are processed with the special c2 option -i
 * which avoids any problem areas with i/o addressing
 * (e.g. for the VAX); assembler files are processed by as.
 */
do_rules(f)
	FILE *f;
{
	register char *cp, *np, och, *tp;
	register struct file_list *ftp;
	char *extras;

for (ftp = ftab; ftp != 0; ftp = ftp->f_next) {
	if (ftp->f_type == INVISIBLE)
		continue;
	cp = (np = ftp->f_fn) + strlen(ftp->f_fn) - 1;
	och = *cp;
	*cp = '\0';
	if (och == 'o') {
		fprintf(f, "%so:\n\t-cp ../%so .\n", tail(np), np);
		continue;
	}
	fprintf(f, "%so: ../%s%c\n", tail(np), np, och);
	tp = tail(np);
	if (och == 's') {
		fprintf(f, "\t-ln -s ../%ss %sc\n", np, tp);
		fprintf(f, "\t${CC} -E ${COPTS} %sc | ${AS} -o %so\n",
			tp, tp);
		fprintf(f, "\trm -f %sc\n\n", tp);
		continue;
	}
	if (ftp->f_flags & CONFIGDEP)
		extras = "${PARAM} ";
	else
		extras = "";
	switch (ftp->f_type) {

	case NORMAL:
		switch (machine) {

		case MACHINE_VAX:
		case MACHINE_TAHOE:
			fprintf(f, "\t${CC} -c -S ${COPTS} %s../%sc\n",
				extras, np);
			fprintf(f, "\t${C2} %ss | ${INLINE} | ${AS} -o %so\n",
			    tp, tp);
			fprintf(f, "\trm -f %ss\n\n", tp);
			break;
		}
		break;

	case DRIVER:
		switch (machine) {

		case MACHINE_VAX:
		case MACHINE_TAHOE:
			fprintf(f, "\t${CC} -c -S ${COPTS} %s../%sc\n",
				extras, np);
			fprintf(f,"\t${C2} -i %ss | ${INLINE} | ${AS} -o %so\n",
			    tp, tp);
			fprintf(f, "\trm -f %ss\n\n", tp);
			break;
		}
		break;

	case PROFILING:
		if (!profiling)
			continue;
		if (COPTS == 0) {
			fprintf(stderr,
			    "config: COPTS undefined in generic makefile");
			COPTS = "";
		}
		switch (machine) {

		case MACHINE_TAHOE:
			fprintf(f, "\t${CC} -c -S %s %s../%sc\n",
				COPTS, extras, np);
			fprintf(f, "\tex - %ss < ${GPROF.EX}\n", tp);
			fprintf(f,"\t${C2} %ss | ${INLINE} | ${AS} -o %so\n",
			    tp, tp);
			fprintf(f, "\trm -f %ss\n\n", tp);
			break;

		case MACHINE_VAX:
			fprintf(f, "\t${CC} -c -S %s %s../%sc\n",
				COPTS, extras, np);
			fprintf(f, "\tex - %ss < ${GPROF.EX}\n", tp);
			fprintf(f, "\t${INLINE} %ss | ${AS} -o %so\n", tp, tp);
			fprintf(f, "\trm -f %ss\n\n", tp);
			break;
		}
		break;

	default:
		printf("Don't know rules for %s\n", np);
		break;
	}
	*cp = och;
}
}

/*
 * Create the load strings
 */
do_load(f)
	register FILE *f;
{
	register struct file_list *fl;
	int first = 1;
	struct file_list *do_systemspec();

	fl = conf_list;
	while (fl) {
		if (fl->f_type != SYSTEMSPEC) {
			fl = fl->f_next;
			continue;
		}
		fl = do_systemspec(f, fl, first);
		if (first)
			first = 0;
	}
	fprintf(f, "all:");
	for (fl = conf_list; fl != 0; fl = fl->f_next)
		if (fl->f_type == SYSTEMSPEC)
			fprintf(f, " %s", fl->f_needs);
	fprintf(f, "\n");
}

struct file_list *
do_systemspec(f, fl, first)
	FILE *f;
	register struct file_list *fl;
	int first;
{

	fprintf(f, "%s: Makefile", fl->f_needs);
	if (machine == MACHINE_VAX || machine == MACHINE_TAHOE)
		fprintf(f, " ${INLINE}", machinename);
	fprintf(f, " locore.o ${OBJS} param.o ioconf.o swap%s.o\n", fl->f_fn);
	fprintf(f, "\t@echo loading %s\n\t@rm -f %s\n",
	    fl->f_needs, fl->f_needs);
	if (first) {
		fprintf(f, "\t@sh ../conf/newvers.sh\n");
		fprintf(f, "\t@${CC} $(CFLAGS) -c vers.c\n");
	}
	switch (machine) {

	case MACHINE_VAX:
		fprintf(f, "\t@${LD} -n -o %s -e start -x -T 80000000 ",
			fl->f_needs);
		fprintf(f,
		    "locore.o emulate.o ${OBJS} vers.o ioconf.o param.o ");
		break;

	case MACHINE_TAHOE:
		fprintf(f, "\t@${LD} -n -o %s -e start -x -T C0000800 ",
			fl->f_needs);
		fprintf(f, "locore.o ${OBJS} vers.o ioconf.o param.o ");
		break;
	}
	fprintf(f, "swap%s.o\n", fl->f_fn);
	fprintf(f, "\t@echo rearranging symbols\n");
	fprintf(f, "\t@-symorder ../%s/symbols.sort %s\n",
	    machinename, fl->f_needs);
	fprintf(f, "\t@size %s\n", fl->f_needs);
	fprintf(f, "\t@chmod 755 %s\n\n", fl->f_needs);
	do_swapspec(f, fl->f_fn);
	for (fl = fl->f_next; fl->f_type == SWAPSPEC; fl = fl->f_next)
		;
	return (fl);
}

do_swapspec(f, name)
	FILE *f;
	register char *name;
{

	if (!eq(name, "generic")) {
		fprintf(f, "swap%s.o: swap%s.c\n", name, name);
		fprintf(f, "\t${CC} -c -O ${COPTS} swap%s.c\n\n", name);
		return;
	}
	fprintf(f, "swapgeneric.o: ../%s/swapgeneric.c\n", machinename);
	switch (machine) {

	case MACHINE_VAX:
	case MACHINE_TAHOE:
		fprintf(f, "\t${CC} -c -S ${COPTS} ");
		fprintf(f, "../%s/swapgeneric.c\n", machinename);
		fprintf(f, "\t${C2} swapgeneric.s | ${INLINE}");
		fprintf(f, " | ${AS} -o swapgeneric.o\n");
		fprintf(f, "\trm -f swapgeneric.s\n\n");
		break;
	}
}

char *
raise(str)
	register char *str;
{
	register char *cp = str;

	while (*str) {
		if (islower(*str))
			*str = toupper(*str);
		str++;
	}
	return (cp);
}
Commit	Line	Data
cd68466f DF	1	/*
	2	* Copyright (c) 1980 Regents of the University of California.
	3	* All rights reserved. The Berkeley software License Agreement
	4	* specifies the terms and conditions for redistribution.
	5	*/
	6
524aa063	7	#ifndef lint
a0105456	8	static char sccsid[] = "@(#)mkmakefile.c 5.10 (Berkeley) %G%";
cd68466f	9	#endif not lint
28061b3f	10
01d17851	11	/*
28061b3f BJ	12	* Build the makefile for the system, from
	13	* the information in the files files and the
	14	* additional files for the machine being compiled to.
01d17851 MT	15	*/
	16
	17	#include <stdio.h>
d5429061	18	#include <ctype.h>
01d17851 MT	19	#include "y.tab.h"
	20	#include "config.h"
	21
28061b3f BJ	22	#define next_word(fp, wd) \
28061b3f BJ	23	{ register char *word = get_word(fp); \
22d68ad0 BJ	24	if (word == (char *)EOF) \
22d68ad0 BJ	25	return; \
28061b3f BJ	26	else \
	27	wd = word; \
	28	}
01d17851	29
28061b3f	30	static struct file_list *fcur;
15eb15d7	31	char *tail();
01d17851 MT	32
01d17851 MT	33	/*
e3dad45e	34	* Lookup a file, by name.
01d17851	35	*/
28061b3f BJ	36	struct file_list *
	37	fl_lookup(file)
	38	register char *file;
01d17851	39	{
28061b3f BJ	40	register struct file_list *fp;
28061b3f BJ	41
22d68ad0	42	for (fp = ftab ; fp != 0; fp = fp->f_next) {
28061b3f BJ	43	if (eq(fp->f_fn, file))
	44	return (fp);
	45	}
	46	return (0);
01d17851 MT	47	}
01d17851 MT	48
15eb15d7 KM	49	/*
	50	* Lookup a file, by final component name.
	51	*/
	52	struct file_list *
	53	fltail_lookup(file)
	54	register char *file;
	55	{
	56	register struct file_list *fp;
	57
	58	for (fp = ftab ; fp != 0; fp = fp->f_next) {
	59	if (eq(tail(fp->f_fn), tail(file)))
	60	return (fp);
	61	}
	62	return (0);
	63	}
	64
01d17851	65	/*
28061b3f	66	* Make a new file list entry
01d17851	67	*/
28061b3f BJ	68	struct file_list *
28061b3f BJ	69	new_fent()
01d17851	70	{
28061b3f BJ	71	register struct file_list *fp;
	72
	73	fp = (struct file_list ) malloc(sizeof fp);
22d68ad0 BJ	74	fp->f_needs = 0;
22d68ad0 BJ	75	fp->f_next = 0;
3c812eeb SL	76	fp->f_flags = 0;
3c812eeb SL	77	fp->f_type = 0;
22d68ad0	78	if (fcur == 0)
28061b3f BJ	79	fcur = ftab = fp;
	80	else
	81	fcur->f_next = fp;
	82	fcur = fp;
	83	return (fp);
01d17851 MT	84	}
01d17851 MT	85
28061b3f	86	char *COPTS;
18d7531d SL	87	static struct users {
	88	int u_default;
	89	int u_min;
	90	int u_max;
	91	} users[] = {
	92	{ 24, 8, 1024 }, /* MACHINE_VAX */
a0105456	93	{ 4, 2, 128 }, /* MACHINE_TAHOE */
18d7531d SL	94	};
18d7531d SL	95	#define NUSERS (sizeof (users) / sizeof (users[0]))
28061b3f	96
01d17851	97	/*
28061b3f	98	* Build the makefile from the skeleton
01d17851	99	*/
01d17851 MT	100	makefile()
01d17851 MT	101	{
28061b3f BJ	102	FILE ifp, ofp;
	103	char line[BUFSIZ];
	104	struct opt *op;
18d7531d	105	struct users *up;
28061b3f BJ	106
28061b3f BJ	107	read_files();
05b83a6c	108	strcpy(line, "../conf/Makefile.");
22d68ad0	109	(void) strcat(line, machinename);
28061b3f	110	ifp = fopen(line, "r");
22d68ad0	111	if (ifp == 0) {
28061b3f BJ	112	perror(line);
	113	exit(1);
	114	}
05b83a6c	115	ofp = fopen(path("Makefile"), "w");
22d68ad0	116	if (ofp == 0) {
05b83a6c	117	perror(path("Makefile"));
28061b3f BJ	118	exit(1);
	119	}
	120	fprintf(ofp, "IDENT=-D%s", raise(ident));
	121	if (profiling)
	122	fprintf(ofp, " -DGPROF");
	123	if (cputype == 0) {
	124	printf("cpu type must be specified\n");
	125	exit(1);
	126	}
	127	{ struct cputype *cp;
	128	for (cp = cputype; cp; cp = cp->cpu_next)
	129	fprintf(ofp, " -D%s", cp->cpu_name);
	130	}
	131	for (op = opt; op; op = op->op_next)
	132	if (op->op_value)
	133	fprintf(ofp, " -D%s=\"%s\"", op->op_name, op->op_value);
	134	else
	135	fprintf(ofp, " -D%s", op->op_name);
	136	fprintf(ofp, "\n");
	137	if (hadtz == 0)
	138	printf("timezone not specified; gmt assumed\n");
18d7531d SL	139	if ((unsigned)machine > NUSERS) {
	140	printf("maxusers config info isn't present, using vax\n");
	141	up = &users[MACHINE_VAX-1];
	142	} else
	143	up = &users[machine-1];
28061b3f	144	if (maxusers == 0) {
18d7531d SL	145	printf("maxusers not specified; %d assumed\n", up->u_default);
	146	maxusers = up->u_default;
	147	} else if (maxusers < up->u_min) {
	148	printf("minimum of %d maxusers assumed\n", up->u_min);
	149	maxusers = up->u_min;
	150	} else if (maxusers > up->u_max)
	151	printf("warning: maxusers > %d (%d)\n", up->u_max, maxusers);
28061b3f BJ	152	fprintf(ofp, "PARAM=-DTIMEZONE=%d -DDST=%d -DMAXUSERS=%d\n",
28061b3f BJ	153	timezone, dst, maxusers);
7c1d4665 MK	154	for (op = mkopt; op; op = op->op_next)
7c1d4665 MK	155	fprintf(ofp, "%s=%s\n", op->op_name, op->op_value);
22d68ad0	156	while (fgets(line, BUFSIZ, ifp) != 0) {
28061b3f BJ	157	if (*line == '%')
	158	goto percent;
	159	if (profiling && strncmp(line, "COPTS=", 6) == 0) {
	160	register char *cp;
	161
0356b29c SL	162	fprintf(ofp,
	163	"GPROF.EX=/usr/src/lib/libc/%s/csu/gmon.ex\n",
	164	machinename);
28061b3f BJ	165	cp = index(line, '\n');
	166	if (cp)
	167	*cp = 0;
	168	cp = line + 6;
	169	while (cp && (cp == ' ' \|\| *cp == '\t'))
	170	cp++;
22d68ad0	171	COPTS = malloc((unsigned)(strlen(cp) + 1));
28061b3f	172	if (COPTS == 0) {
f2db9eb7	173	printf("config: out of memory\n");
28061b3f BJ	174	exit(1);
	175	}
	176	strcpy(COPTS, cp);
	177	fprintf(ofp, "%s -pg\n", line);
	178	continue;
8486638c	179	}
28061b3f	180	fprintf(ofp, "%s", line);
8486638c	181	continue;
28061b3f BJ	182	percent:
	183	if (eq(line, "%OBJS\n"))
	184	do_objs(ofp);
	185	else if (eq(line, "%CFILES\n"))
	186	do_cfiles(ofp);
	187	else if (eq(line, "%RULES\n"))
	188	do_rules(ofp);
	189	else if (eq(line, "%LOAD\n"))
	190	do_load(ofp);
	191	else
	192	fprintf(stderr,
	193	"Unknown %% construct in generic makefile: %s",
	194	line);
01d17851	195	}
73845e07 SL	196	(void) fclose(ifp);
73845e07 SL	197	(void) fclose(ofp);
01d17851 MT	198	}
	199
	200	/*
28061b3f BJ	201	* Read in the information about files used in making the system.
28061b3f BJ	202	* Store it in the ftab linked list.
01d17851	203	*/
01d17851 MT	204	read_files()
01d17851 MT	205	{
28061b3f	206	FILE *fp;
e3dad45e	207	register struct file_list tp, pf;
28061b3f	208	register struct device *dp;
05b83a6c	209	register struct opt *op;
28061b3f BJ	210	char wd, this, needs, devorprof;
28061b3f BJ	211	char fname[32];
05b83a6c	212	int nreqs, first = 1, configdep, isdup;
28061b3f	213
22d68ad0 BJ	214	ftab = 0;
22d68ad0 BJ	215	(void) strcpy(fname, "files");
28061b3f BJ	216	openit:
28061b3f BJ	217	fp = fopen(fname, "r");
22d68ad0	218	if (fp == 0) {
73845e07	219	perror(fname);
28061b3f BJ	220	exit(1);
	221	}
	222	next:
3c812eeb SL	223	/*
	224	* filename [ standard \| optional ] [ config-dependent ]
	225	* [ dev* \| profiling-routine ] [ device-driver]
	226	*/
28061b3f	227	wd = get_word(fp);
22d68ad0 BJ	228	if (wd == (char *)EOF) {
22d68ad0 BJ	229	(void) fclose(fp);
15eb15d7	230	if (first == 1) {
22d68ad0	231	(void) sprintf(fname, "files.%s", machinename);
15eb15d7	232	first++;
28061b3f BJ	233	goto openit;
28061b3f BJ	234	}
15eb15d7 KM	235	if (first == 2) {
	236	(void) sprintf(fname, "files.%s", raise(ident));
	237	first++;
	238	fp = fopen(fname, "r");
	239	if (fp != 0)
	240	goto next;
	241	}
28061b3f BJ	242	return;
28061b3f BJ	243	}
22d68ad0	244	if (wd == 0)
28061b3f	245	goto next;
01d17851	246	this = ns(wd);
01d17851	247	next_word(fp, wd);
22d68ad0	248	if (wd == 0) {
f2db9eb7	249	printf("%s: No type for %s.\n",
28061b3f BJ	250	fname, this);
28061b3f BJ	251	exit(1);
01d17851	252	}
e3dad45e	253	if ((pf = fl_lookup(this)) && (pf->f_type != INVISIBLE \|\| pf->f_flags))
05b83a6c MK	254	isdup = 1;
	255	else
	256	isdup = 0;
15eb15d7 KM	257	tp = 0;
	258	if (first == 3 && (tp = fltail_lookup(this)) != 0)
	259	printf("%s: Local file %s overrides %s.\n",
	260	fname, this, tp->f_fn);
28061b3f BJ	261	nreqs = 0;
28061b3f BJ	262	devorprof = "";
3c812eeb	263	configdep = 0;
28061b3f BJ	264	needs = 0;
	265	if (eq(wd, "standard"))
	266	goto checkdev;
	267	if (!eq(wd, "optional")) {
3c812eeb	268	printf("%s: %s must be optional or standard\n", fname, this);
28061b3f BJ	269	exit(1);
	270	}
	271	nextopt:
	272	next_word(fp, wd);
22d68ad0	273	if (wd == 0)
28061b3f	274	goto doneopt;
3c812eeb SL	275	if (eq(wd, "config-dependent")) {
	276	configdep++;
	277	goto nextopt;
	278	}
28061b3f	279	devorprof = wd;
73845e07 SL	280	if (eq(wd, "device-driver") \|\| eq(wd, "profiling-routine")) {
73845e07 SL	281	next_word(fp, wd);
28061b3f	282	goto save;
73845e07	283	}
28061b3f	284	nreqs++;
05b83a6c	285	if (needs == 0 && nreqs == 1)
28061b3f	286	needs = ns(wd);
05b83a6c MK	287	if (isdup)
05b83a6c MK	288	goto invis;
22d68ad0	289	for (dp = dtab; dp != 0; dp = dp->d_next)
28061b3f BJ	290	if (eq(dp->d_name, wd))
28061b3f BJ	291	goto nextopt;
05b83a6c MK	292	for (op = opt; op != 0; op = op->op_next)
	293	if (op->op_value == 0 && opteq(op->op_name, wd)) {
	294	if (nreqs == 1) {
	295	free(needs);
	296	needs = 0;
	297	}
	298	goto nextopt;
	299	}
	300	invis:
22d68ad0	301	while ((wd = get_word(fp)) != 0)
28061b3f	302	;
92a477cd MK	303	if (tp == 0)
92a477cd MK	304	tp = new_fent();
01d17851	305	tp->f_fn = this;
28061b3f BJ	306	tp->f_type = INVISIBLE;
28061b3f BJ	307	tp->f_needs = needs;
05b83a6c	308	tp->f_flags = isdup;
28061b3f	309	goto next;
3c812eeb	310
28061b3f BJ	311	doneopt:
28061b3f BJ	312	if (nreqs == 0) {
f2db9eb7	313	printf("%s: what is %s optional on?\n",
28061b3f BJ	314	fname, this);
	315	exit(1);
	316	}
3c812eeb	317
28061b3f BJ	318	checkdev:
28061b3f BJ	319	if (wd) {
2fcca161	320	next_word(fp, wd);
3c812eeb SL	321	if (wd) {
	322	if (eq(wd, "config-dependent")) {
	323	configdep++;
	324	goto checkdev;
	325	}
28061b3f BJ	326	devorprof = wd;
28061b3f BJ	327	next_word(fp, wd);
2fcca161	328	}
01d17851	329	}
3c812eeb	330
28061b3f	331	save:
3c812eeb	332	if (wd) {
f2db9eb7	333	printf("%s: syntax error describing %s\n",
28061b3f BJ	334	fname, this);
28061b3f BJ	335	exit(1);
2fcca161	336	}
73845e07 SL	337	if (eq(devorprof, "profiling-routine") && profiling == 0)
73845e07 SL	338	goto next;
92a477cd MK	339	if (tp == 0)
92a477cd MK	340	tp = new_fent();
28061b3f BJ	341	tp->f_fn = this;
28061b3f BJ	342	if (eq(devorprof, "device-driver"))
3c812eeb	343	tp->f_type = DRIVER;
28061b3f BJ	344	else if (eq(devorprof, "profiling-routine"))
	345	tp->f_type = PROFILING;
	346	else
	347	tp->f_type = NORMAL;
3c812eeb SL	348	tp->f_flags = 0;
	349	if (configdep)
	350	tp->f_flags \|= CONFIGDEP;
28061b3f	351	tp->f_needs = needs;
e3dad45e MK	352	if (pf && pf->f_type == INVISIBLE)
e3dad45e MK	353	pf->f_flags = 1; /* mark as duplicate */
28061b3f	354	goto next;
01d17851 MT	355	}
01d17851 MT	356
05b83a6c MK	357	opteq(cp, dp)
	358	char cp, dp;
	359	{
	360	char c, d;
	361
	362	for (; ; cp++, dp++) {
	363	if (cp != dp) {
	364	c = isupper(cp) ? tolower(cp) : *cp;
	365	d = isupper(dp) ? tolower(dp) : *dp;
	366	if (c != d)
	367	return (0);
	368	}
	369	if (*cp == 0)
	370	return (1);
	371	}
	372	}
	373
01d17851	374	do_objs(fp)
28061b3f	375	FILE *fp;
01d17851	376	{
15eb15d7	377	register struct file_list tp, fl;
28061b3f BJ	378	register int lpos, len;
28061b3f BJ	379	register char cp, och, sp;
15eb15d7	380	char swapname[32];
28061b3f BJ	381
	382	fprintf(fp, "OBJS=");
	383	lpos = 6;
22d68ad0	384	for (tp = ftab; tp != 0; tp = tp->f_next) {
28061b3f BJ	385	if (tp->f_type == INVISIBLE)
	386	continue;
	387	sp = tail(tp->f_fn);
36edb824 SL	388	for (fl = conf_list; fl; fl = fl->f_next) {
	389	if (fl->f_type != SWAPSPEC)
	390	continue;
	391	sprintf(swapname, "swap%s.c", fl->f_fn);
15eb15d7 KM	392	if (eq(sp, swapname))
	393	goto cont;
	394	}
28061b3f BJ	395	cp = sp + (len = strlen(sp)) - 1;
	396	och = *cp;
	397	*cp = 'o';
	398	if (len + lpos > 72) {
	399	lpos = 8;
	400	fprintf(fp, "\\\n\t");
	401	}
	402	fprintf(fp, "%s ", sp);
	403	lpos += len + 1;
	404	*cp = och;
36edb824 SL	405	cont:
36edb824 SL	406	;
01d17851	407	}
28061b3f BJ	408	if (lpos != 8)
28061b3f BJ	409	putc('\n', fp);
01d17851 MT	410	}
01d17851 MT	411
01d17851	412	do_cfiles(fp)
28061b3f	413	FILE *fp;
01d17851	414	{
28061b3f BJ	415	register struct file_list *tp;
	416	register int lpos, len;
	417
	418	fprintf(fp, "CFILES=");
	419	lpos = 8;
22d68ad0	420	for (tp = ftab; tp != 0; tp = tp->f_next) {
28061b3f BJ	421	if (tp->f_type == INVISIBLE)
	422	continue;
	423	if (tp->f_fn[strlen(tp->f_fn)-1] != 'c')
	424	continue;
	425	if ((len = 3 + strlen(tp->f_fn)) + lpos > 72) {
	426	lpos = 8;
	427	fprintf(fp, "\\\n\t");
	428	}
	429	fprintf(fp, "../%s ", tp->f_fn);
	430	lpos += len + 1;
01d17851	431	}
28061b3f BJ	432	if (lpos != 8)
28061b3f BJ	433	putc('\n', fp);
01d17851 MT	434	}
01d17851 MT	435
28061b3f BJ	436	char *
	437	tail(fn)
	438	char *fn;
01d17851	439	{
28061b3f	440	register char *cp;
01d17851	441
28061b3f	442	cp = rindex(fn, '/');
15eb15d7 KM	443	if (cp == 0)
15eb15d7 KM	444	return (fn);
28061b3f	445	return (cp+1);
01d17851 MT	446	}
	447
	448	/*
28061b3f BJ	449	* Create the makerules for each file
	450	* which is part of the system.
	451	* Devices are processed with the special c2 option -i
	452	* which avoids any problem areas with i/o addressing
	453	* (e.g. for the VAX); assembler files are processed by as.
01d17851	454	*/
01d17851	455	do_rules(f)
28061b3f	456	FILE *f;
01d17851	457	{
28061b3f BJ	458	register char cp, np, och, *tp;
28061b3f BJ	459	register struct file_list *ftp;
3c812eeb	460	char *extras;
01d17851	461
22d68ad0	462	for (ftp = ftab; ftp != 0; ftp = ftp->f_next) {
01d17851	463	if (ftp->f_type == INVISIBLE)
28061b3f	464	continue;
01d17851 MT	465	cp = (np = ftp->f_fn) + strlen(ftp->f_fn) - 1;
	466	och = *cp;
	467	*cp = '\0';
fb547c4b MK	468	if (och == 'o') {
	469	fprintf(f, "%so:\n\t-cp ../%so .\n", tail(np), np);
	470	continue;
	471	}
01d17851 MT	472	fprintf(f, "%so: ../%s%c\n", tail(np), np, och);
01d17851 MT	473	tp = tail(np);
28061b3f	474	if (och == 's') {
cd42919c	475	fprintf(f, "\t-ln -s ../%ss %sc\n", np, tp);
46e3cd06	476	fprintf(f, "\t${CC} -E ${COPTS} %sc \| ${AS} -o %so\n",
cd42919c KM	477	tp, tp);
cd42919c KM	478	fprintf(f, "\trm -f %sc\n\n", tp);
28061b3f	479	continue;
01d17851	480	}
3c812eeb SL	481	if (ftp->f_flags & CONFIGDEP)
	482	extras = "${PARAM} ";
	483	else
	484	extras = "";
28061b3f BJ	485	switch (ftp->f_type) {
	486
	487	case NORMAL:
	488	switch (machine) {
	489
	490	case MACHINE_VAX:
a0105456	491	case MACHINE_TAHOE:
46e3cd06	492	fprintf(f, "\t${CC} -c -S ${COPTS} %s../%sc\n",
3c812eeb	493	extras, np);
18d7531d SL	494	fprintf(f, "\t${C2} %ss \| ${INLINE} \| ${AS} -o %so\n",
18d7531d SL	495	tp, tp);
28061b3f BJ	496	fprintf(f, "\trm -f %ss\n\n", tp);
28061b3f BJ	497	break;
28061b3f BJ	498	}
	499	break;
	500
3c812eeb	501	case DRIVER:
28061b3f BJ	502	switch (machine) {
	503
	504	case MACHINE_VAX:
a0105456	505	case MACHINE_TAHOE:
46e3cd06	506	fprintf(f, "\t${CC} -c -S ${COPTS} %s../%sc\n",
3c812eeb	507	extras, np);
18d7531d SL	508	fprintf(f,"\t${C2} -i %ss \| ${INLINE} \| ${AS} -o %so\n",
18d7531d SL	509	tp, tp);
28061b3f BJ	510	fprintf(f, "\trm -f %ss\n\n", tp);
28061b3f BJ	511	break;
28061b3f BJ	512	}
	513	break;
	514
	515	case PROFILING:
8486638c SL	516	if (!profiling)
	517	continue;
	518	if (COPTS == 0) {
	519	fprintf(stderr,
28061b3f	520	"config: COPTS undefined in generic makefile");
8486638c SL	521	COPTS = "";
8486638c SL	522	}
28061b3f BJ	523	switch (machine) {
28061b3f BJ	524
a0105456 SL	525	case MACHINE_TAHOE:
	526	fprintf(f, "\t${CC} -c -S %s %s../%sc\n",
	527	COPTS, extras, np);
	528	fprintf(f, "\tex - %ss < ${GPROF.EX}\n", tp);
	529	fprintf(f,"\t${C2} %ss \| ${INLINE} \| ${AS} -o %so\n",
	530	tp, tp);
	531	fprintf(f, "\trm -f %ss\n\n", tp);
	532	break;
	533
28061b3f	534	case MACHINE_VAX:
46e3cd06	535	fprintf(f, "\t${CC} -c -S %s %s../%sc\n",
3c812eeb	536	COPTS, extras, np);
c7456392	537	fprintf(f, "\tex - %ss < ${GPROF.EX}\n", tp);
18d7531d	538	fprintf(f, "\t${INLINE} %ss \| ${AS} -o %so\n", tp, tp);
28061b3f BJ	539	fprintf(f, "\trm -f %ss\n\n", tp);
28061b3f BJ	540	break;
28061b3f	541	}
73845e07	542	break;
28061b3f BJ	543
28061b3f BJ	544	default:
3c812eeb	545	printf("Don't know rules for %s\n", np);
28061b3f BJ	546	break;
28061b3f BJ	547	}
01d17851	548	*cp = och;
28061b3f	549	}
01d17851 MT	550	}
	551
	552	/*
	553	* Create the load strings
	554	*/
01d17851	555	do_load(f)
28061b3f	556	register FILE *f;
01d17851	557	{
28061b3f	558	register struct file_list *fl;
821eeaae	559	int first = 1;
36edb824	560	struct file_list *do_systemspec();
28061b3f	561
36edb824 SL	562	fl = conf_list;
	563	while (fl) {
	564	if (fl->f_type != SYSTEMSPEC) {
	565	fl = fl->f_next;
	566	continue;
28061b3f	567	}
36edb824 SL	568	fl = do_systemspec(f, fl, first);
	569	if (first)
	570	first = 0;
	571	}
	572	fprintf(f, "all:");
	573	for (fl = conf_list; fl != 0; fl = fl->f_next)
	574	if (fl->f_type == SYSTEMSPEC)
	575	fprintf(f, " %s", fl->f_needs);
	576	fprintf(f, "\n");
	577	}
28061b3f	578
36edb824 SL	579	struct file_list *
	580	do_systemspec(f, fl, first)
	581	FILE *f;
	582	register struct file_list *fl;
	583	int first;
	584	{
28061b3f	585
05b83a6c	586	fprintf(f, "%s: Makefile", fl->f_needs);
a0105456 SL	587	if (machine == MACHINE_VAX \|\| machine == MACHINE_TAHOE)
	588	fprintf(f, " ${INLINE}", machinename);
	589	fprintf(f, " locore.o ${OBJS} param.o ioconf.o swap%s.o\n", fl->f_fn);
36edb824 SL	590	fprintf(f, "\t@echo loading %s\n\t@rm -f %s\n",
	591	fl->f_needs, fl->f_needs);
	592	if (first) {
	593	fprintf(f, "\t@sh ../conf/newvers.sh\n");
	594	fprintf(f, "\t@${CC} $(CFLAGS) -c vers.c\n");
190b5698	595	}
36edb824	596	switch (machine) {
28061b3f	597
36edb824 SL	598	case MACHINE_VAX:
	599	fprintf(f, "\t@${LD} -n -o %s -e start -x -T 80000000 ",
	600	fl->f_needs);
a0105456 SL	601	fprintf(f,
	602	"locore.o emulate.o ${OBJS} vers.o ioconf.o param.o ");
	603	break;
	604
	605	case MACHINE_TAHOE:
	606	fprintf(f, "\t@${LD} -n -o %s -e start -x -T C0000800 ",
	607	fl->f_needs);
	608	fprintf(f, "locore.o ${OBJS} vers.o ioconf.o param.o ");
36edb824	609	break;
36edb824	610	}
36edb824 SL	611	fprintf(f, "swap%s.o\n", fl->f_fn);
	612	fprintf(f, "\t@echo rearranging symbols\n");
	613	fprintf(f, "\t@-symorder ../%s/symbols.sort %s\n",
	614	machinename, fl->f_needs);
	615	fprintf(f, "\t@size %s\n", fl->f_needs);
	616	fprintf(f, "\t@chmod 755 %s\n\n", fl->f_needs);
	617	do_swapspec(f, fl->f_fn);
	618	for (fl = fl->f_next; fl->f_type == SWAPSPEC; fl = fl->f_next)
	619	;
	620	return (fl);
	621	}
	622
	623	do_swapspec(f, name)
	624	FILE *f;
	625	register char *name;
	626	{
	627
	628	if (!eq(name, "generic")) {
	629	fprintf(f, "swap%s.o: swap%s.c\n", name, name);
46e3cd06	630	fprintf(f, "\t${CC} -c -O ${COPTS} swap%s.c\n\n", name);
36edb824 SL	631	return;
	632	}
	633	fprintf(f, "swapgeneric.o: ../%s/swapgeneric.c\n", machinename);
	634	switch (machine) {
	635
	636	case MACHINE_VAX:
a0105456	637	case MACHINE_TAHOE:
46e3cd06	638	fprintf(f, "\t${CC} -c -S ${COPTS} ");
36edb824	639	fprintf(f, "../%s/swapgeneric.c\n", machinename);
18d7531d	640	fprintf(f, "\t${C2} swapgeneric.s \| ${INLINE}");
36edb824 SL	641	fprintf(f, " \| ${AS} -o swapgeneric.o\n");
	642	fprintf(f, "\trm -f swapgeneric.s\n\n");
	643	break;
28061b3f	644	}
01d17851	645	}
d5429061	646
22d68ad0	647	char *
d5429061	648	raise(str)
28061b3f	649	register char *str;
d5429061	650	{
28061b3f BJ	651	register char *cp = str;
	652
	653	while (*str) {
	654	if (islower(*str))
	655	str = toupper(str);
	656	str++;
	657	}
	658	return (cp);
d5429061	659	}