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-rw-r--r--usr.sbin/config/mkmakefile.c623
1 files changed, 623 insertions, 0 deletions
diff --git a/usr.sbin/config/mkmakefile.c b/usr.sbin/config/mkmakefile.c
new file mode 100644
index 0000000..fed803d
--- /dev/null
+++ b/usr.sbin/config/mkmakefile.c
@@ -0,0 +1,623 @@
+/*
+ * Copyright (c) 1993, 19801990
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)mkmakefile.c 8.1 (Berkeley) 6/6/93";
+#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; \
+ }
+#define next_quoted_word(fp, wd) \
+ { register char *word = get_quoted_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);
+ bzero(fp, sizeof *fp);
+ if (fcur == 0)
+ fcur = ftab = fp;
+ else
+ fcur->f_next = fp;
+ fcur = fp;
+ return (fp);
+}
+
+static struct users {
+ int u_default;
+ int u_min;
+ int u_max;
+} users[] = {
+ { 24, 8, 1024 }, /* MACHINE_VAX */
+ { 4, 2, 128 }, /* MACHINE_TAHOE */
+ { 8, 2, 64 }, /* MACHINE_HP300 */
+ { 8, 2, 64 }, /* MACHINE_I386 */
+ { 8, 2, 64 }, /* MACHINE_MIPS */
+ { 8, 2, 64 }, /* MACHINE_PMAX */
+ { 8, 2, 64 }, /* MACHINE_LUNA68K */
+ { 8, 2, 64 }, /* MACHINE_NEWS3400 */
+};
+#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, "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",
+ zone, dst, maxusers);
+ if (hz > 0)
+ fprintf(ofp, " -DHZ=%d", hz);
+ fprintf(ofp, "\n");
+ for (op = mkopt; op; op = op->op_next)
+ fprintf(ofp, "%s=%s\n", op->op_name, op->op_value);
+ if (debugging)
+ fprintf(ofp, "DEBUG=-g\n");
+ if (profiling)
+ fprintf(ofp, "PROF=-pg\n");
+ while (fgets(line, BUFSIZ, ifp) != 0) {
+ if (*line != '%') {
+ fprintf(ofp, "%s", line);
+ continue;
+ }
+ 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;
+ struct device *save_dp;
+ register struct opt *op;
+ char *wd, *this, *needs, *special;
+ char fname[32];
+ int nreqs, first = 1, configdep, isdup, std, filetype;
+
+ ftab = 0;
+ (void) strcpy(fname, "../../conf/files");
+openit:
+ fp = fopen(fname, "r");
+ if (fp == 0) {
+ perror(fname);
+ exit(1);
+ }
+next:
+ /*
+ * filename [ standard | optional ] [ config-dependent ]
+ * [ dev* | profiling-routine ] [ device-driver]
+ * [ compile-with "compile rule" ]
+ */
+ 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;
+ special = 0;
+ configdep = 0;
+ needs = 0;
+ std = 0;
+ filetype = NORMAL;
+ if (eq(wd, "standard"))
+ std = 1;
+ else if (!eq(wd, "optional")) {
+ printf("%s: %s must be optional or standard\n", fname, this);
+ exit(1);
+ }
+nextparam:
+ next_word(fp, wd);
+ if (wd == 0)
+ goto doneparam;
+ if (eq(wd, "config-dependent")) {
+ configdep++;
+ goto nextparam;
+ }
+ if (eq(wd, "compile-with")) {
+ next_quoted_word(fp, wd);
+ if (wd == 0) {
+ printf("%s: %s missing compile command string.\n",
+ fname);
+ exit(1);
+ }
+ special = ns(wd);
+ goto nextparam;
+ }
+ nreqs++;
+ if (eq(wd, "device-driver")) {
+ filetype = DRIVER;
+ goto nextparam;
+ }
+ if (eq(wd, "profiling-routine")) {
+ filetype = PROFILING;
+ goto nextparam;
+ }
+ if (needs == 0 && nreqs == 1)
+ needs = ns(wd);
+ if (isdup)
+ goto invis;
+ for (dp = dtab; dp != 0; save_dp = dp, dp = dp->d_next)
+ if (eq(dp->d_name, wd)) {
+ if (std && dp->d_type == PSEUDO_DEVICE &&
+ dp->d_slave <= 0)
+ dp->d_slave = 1;
+ goto nextparam;
+ }
+ if (std) {
+ dp = (struct device *) malloc(sizeof *dp);
+ init_dev(dp);
+ dp->d_name = ns(wd);
+ dp->d_type = PSEUDO_DEVICE;
+ dp->d_slave = 1;
+ save_dp->d_next = dp;
+ goto nextparam;
+ }
+ 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 nextparam;
+ }
+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;
+ tp->f_special = special;
+ goto next;
+
+doneparam:
+ if (std == 0 && nreqs == 0) {
+ printf("%s: what is %s optional on?\n",
+ fname, this);
+ exit(1);
+ }
+
+save:
+ if (wd) {
+ printf("%s: syntax error describing %s\n",
+ fname, this);
+ exit(1);
+ }
+ if (filetype == PROFILING && profiling == 0)
+ goto next;
+ if (tp == 0)
+ tp = new_fent();
+ tp->f_fn = this;
+ tp->f_type = filetype;
+ tp->f_flags = 0;
+ if (configdep)
+ tp->f_flags |= CONFIGDEP;
+ tp->f_needs = needs;
+ tp->f_special = special;
+ 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;
+ (void) 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, *fl;
+ register int lpos, len;
+ char swapname[32];
+
+ fputs("CFILES=", fp);
+ lpos = 8;
+ for (tp = ftab; tp; tp = tp->f_next)
+ if (tp->f_type != INVISIBLE) {
+ len = strlen(tp->f_fn);
+ if (tp->f_fn[len - 1] != 'c')
+ continue;
+ if ((len = 3 + len) + lpos > 72) {
+ lpos = 8;
+ fputs("\\\n\t", fp);
+ }
+ fprintf(fp, "$S/%s ", tp->f_fn);
+ lpos += len + 1;
+ }
+ for (fl = conf_list; fl; fl = fl->f_next)
+ if (fl->f_type == SYSTEMSPEC) {
+ (void) sprintf(swapname, "swap%s.c", fl->f_fn);
+ if ((len = 3 + strlen(swapname)) + lpos > 72) {
+ lpos = 8;
+ fputs("\\\n\t", fp);
+ }
+ if (eq(fl->f_fn, "generic"))
+ fprintf(fp, "$S/%s/%s/%s ",
+ machinename, machinename, swapname);
+ else
+ fprintf(fp, "%s ", swapname);
+ 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 *special;
+
+ 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 $S/%so .\n\n", tail(np), np);
+ continue;
+ }
+ fprintf(f, "%so: $S/%s%c\n", tail(np), np, och);
+ tp = tail(np);
+ special = ftp->f_special;
+ if (special == 0) {
+ char *ftype;
+ static char cmd[128];
+
+ switch (ftp->f_type) {
+
+ case NORMAL:
+ ftype = "NORMAL";
+ break;
+
+ case DRIVER:
+ ftype = "DRIVER";
+ break;
+
+ case PROFILING:
+ if (!profiling)
+ continue;
+ ftype = "PROFILE";
+ break;
+
+ default:
+ printf("config: don't know rules for %s\n", np);
+ break;
+ }
+ (void)sprintf(cmd, "${%s_%c%s}", ftype, toupper(och),
+ ftp->f_flags & CONFIGDEP? "_C" : "");
+ special = cmd;
+ }
+ *cp = och;
+ fprintf(f, "\t%s\n\n", special);
+ }
+}
+
+/*
+ * Create the load strings
+ */
+do_load(f)
+ register FILE *f;
+{
+ register struct file_list *fl;
+ register int first;
+ struct file_list *do_systemspec();
+
+ for (first = 1, fl = conf_list; fl; first = 0)
+ fl = fl->f_type == SYSTEMSPEC ?
+ do_systemspec(f, fl, first) : fl->f_next;
+ fputs("all:", f);
+ for (fl = conf_list; fl; fl = fl->f_next)
+ if (fl->f_type == SYSTEMSPEC)
+ fprintf(f, " %s", fl->f_needs);
+ putc('\n', f);
+}
+
+struct file_list *
+do_systemspec(f, fl, first)
+ FILE *f;
+ register struct file_list *fl;
+ int first;
+{
+
+ fprintf(f, "%s: ${SYSTEM_DEP} swap%s.o", fl->f_needs, fl->f_fn);
+ if (first)
+ fprintf(f, " newvers");
+ fprintf(f, "\n\t${SYSTEM_LD_HEAD}\n");
+ fprintf(f, "\t${SYSTEM_LD} swap%s.o\n", fl->f_fn);
+ fprintf(f, "\t${SYSTEM_LD_TAIL}\n\n");
+ do_swapspec(f, fl->f_fn);
+ for (fl = fl->f_next; fl; fl = fl->f_next)
+ if (fl->f_type != SWAPSPEC)
+ break;
+ 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);
+ else
+ fprintf(f, "swapgeneric.o: $S/%s/%s/swapgeneric.c\n",
+ machinename, machinename);
+ fprintf(f, "\t${NORMAL_C}\n\n");
+}
+
+char *
+raise(str)
+ register char *str;
+{
+ register char *cp = str;
+
+ while (*str) {
+ if (islower(*str))
+ *str = toupper(*str);
+ str++;
+ }
+ return (cp);
+}
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