initial import of NetBSD tree

1 files changed, 368 insertions, 0 deletions

diff --git a/usr.sbin/config/mkmakefile.c b/usr.sbin/config/mkmakefile.c
new file mode 100644
index 00000000000..5fe766b01e2
--- /dev/null
+++ b/usr.sbin/config/mkmakefile.c
@@ -0,0 +1,368 @@
+/* 
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * 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, Lawrence Berkeley Laboratories.
+ *
+ * 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.
+ *
+ *	from: @(#)mkmakefile.c	8.1 (Berkeley) 6/6/93
+ *	$Id: mkmakefile.c,v 1.1 1995/10/18 08:48:34 deraadt Exp $
+ */
+
+#include <sys/param.h>
+#include <ctype.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "config.h"
+#include "sem.h"
+/*
+ * Make the Makefile.
+ */
+
+static int emitdefs __P((FILE *));
+static int emitobjs __P((FILE *));
+static int emitcfiles __P((FILE *));
+static int emitsfiles __P((FILE *));
+static int emitfiles __P((FILE *, int));
+static int emitrules __P((FILE *));
+static int emitload __P((FILE *));
+
+int
+mkmakefile()
+{
+	register FILE *ifp, *ofp;
+	register int lineno;
+	register int (*fn) __P((FILE *));
+	register char *ofname;
+	char line[BUFSIZ], ifname[200];
+
+	(void)sprintf(ifname, "Makefile.%s", machine);
+	if ((ifp = fopen(ifname, "r")) == NULL) {
+		(void)fprintf(stderr, "config: cannot read %s: %s\n",
+		    ifname, strerror(errno));
+		return (1);
+	}
+	ofname = path("Makefile");
+	if ((ofp = fopen(ofname, "w")) == NULL) {
+		(void)fprintf(stderr, "config: cannot write %s: %s\n",
+		    ofname, strerror(errno));
+		free(ofname);
+		return (1);
+	}
+	if (emitdefs(ofp) != 0)
+		goto wrerror;
+	lineno = 0;
+	while (fgets(line, sizeof(line), ifp) != NULL) {
+		lineno++;
+		if (line[0] != '%') {
+			if (fputs(line, ofp) < 0)
+				goto wrerror;
+			continue;
+		}
+		if (strcmp(line, "%OBJS\n") == 0)
+			fn = emitobjs;
+		else if (strcmp(line, "%CFILES\n") == 0)
+			fn = emitcfiles;
+		else if (strcmp(line, "%SFILES\n") == 0)
+			fn = emitsfiles;
+		else if (strcmp(line, "%RULES\n") == 0)
+			fn = emitrules;
+		else if (strcmp(line, "%LOAD\n") == 0)
+			fn = emitload;
+		else {
+			xerror(ifname, lineno,
+			    "unknown %% construct ignored: %s", line);
+			continue;
+		}
+		if ((*fn)(ofp))
+			goto wrerror;
+	}
+	if (ferror(ifp)) {
+		(void)fprintf(stderr,
+		    "config: error reading %s (at line %d): %s\n",
+		    ifname, lineno, strerror(errno));
+		goto bad;
+		/* (void)unlink(ofname); */
+		free(ofname);
+		return (1);
+	}
+	if (fclose(ofp)) {
+		ofp = NULL;
+		goto wrerror;
+	}
+	(void)fclose(ifp);
+	free(ofname);
+	return (0);
+wrerror:
+	(void)fprintf(stderr, "config: error writing %s: %s\n",
+	    ofname, strerror(errno));
+bad:
+	if (ofp != NULL)
+		(void)fclose(ofp);
+	/* (void)unlink(ofname); */
+	free(ofname);
+	return (1);
+}
+
+static int
+emitdefs(fp)
+	register FILE *fp;
+{
+	register struct nvlist *nv;
+	register char *sp;
+
+	if (fputs("IDENT=", fp) < 0)
+		return (1);
+	sp = "";
+	for (nv = options; nv != NULL; nv = nv->nv_next) {
+		if (fprintf(fp, "%s-D%s", sp, nv->nv_name) < 0)
+		    return 1;
+		if (nv->nv_str)
+		    if (fprintf(fp, "=\"%s\"", nv->nv_str) < 0)
+			return 1;
+		sp = " ";
+	}
+	if (putc('\n', fp) < 0)
+		return (1);
+	if (fprintf(fp, "PARAM=-DMAXUSERS=%d\n", maxusers) < 0)
+		return (1);
+	for (nv = mkoptions; nv != NULL; nv = nv->nv_next)
+		if (fprintf(fp, "%s=%s\n", nv->nv_name, nv->nv_str) < 0)
+			return (1);
+	return (0);
+}
+
+static int
+emitobjs(fp)
+	register FILE *fp;
+{
+	register struct files *fi;
+	register int lpos, len, sp;
+
+	if (fputs("OBJS=", fp) < 0)
+		return (1);
+	sp = '\t';
+	lpos = 7;
+	for (fi = allfiles; fi != NULL; fi = fi->fi_next) {
+		if ((fi->fi_flags & FI_SEL) == 0)
+			continue;
+		len = strlen(fi->fi_base) + 2;
+		if (lpos + len > 72) {
+			if (fputs(" \\\n", fp) < 0)
+				return (1);
+			sp = '\t';
+			lpos = 7;
+		}
+		if (fprintf(fp, "%c%s.o", sp, fi->fi_base) < 0)
+			return (1);
+		lpos += len + 1;
+		sp = ' ';
+	}
+	if (lpos != 7 && putc('\n', fp) < 0)
+		return (1);
+	return (0);
+}
+
+static int
+emitcfiles(fp)
+	FILE *fp;
+{
+
+	return (emitfiles(fp, 'c'));
+}
+
+static int
+emitsfiles(fp)
+	FILE *fp;
+{
+
+	return (emitfiles(fp, 's'));
+}
+
+static int
+emitfiles(fp, suffix)
+	register FILE *fp;
+	int suffix;
+{
+	register struct files *fi;
+	register struct config *cf;
+	register int lpos, len, sp;
+	char swapname[100];
+
+	if (fprintf(fp, "%cFILES=", toupper(suffix)) < 0)
+		return (1);
+	sp = '\t';
+	lpos = 7;
+	for (fi = allfiles; fi != NULL; fi = fi->fi_next) {
+		if ((fi->fi_flags & FI_SEL) == 0)
+			continue;
+		len = strlen(fi->fi_path);
+		if (fi->fi_path[len - 1] != suffix)
+			continue;
+		if (*fi->fi_path != '/')
+			len += 3;	/* "$S/" */
+		if (lpos + len > 72) {
+			if (fputs(" \\\n", fp) < 0)
+				return (1);
+			sp = '\t';
+			lpos = 7;
+		}
+		if (fprintf(fp, "%c%s%s", sp, *fi->fi_path != '/' ? "$S/" : "",
+		    fi->fi_path) < 0)
+			return (1);
+		lpos += len + 1;
+		sp = ' ';
+	}
+	/*
+	 * The allfiles list does not include the configuration-specific
+	 * C source files.  These files should be eliminated someday, but
+	 * for now, we have to add them to ${CFILES} (and only ${CFILES}).
+	 */
+	if (suffix == 'c') {
+		for (cf = allcf; cf != NULL; cf = cf->cf_next) {
+			if (cf->cf_root == NULL)
+				(void)sprintf(swapname,
+				    "$S/arch/%s/%s/swapgeneric.c",
+				    machine, machine);
+			else
+				(void)sprintf(swapname, "swap%s.c",
+				    cf->cf_name);
+			len = strlen(swapname);
+			if (lpos + len > 72) {
+				if (fputs(" \\\n", fp) < 0)
+					return (1);
+				sp = '\t';
+				lpos = 7;
+			}
+			if (fprintf(fp, "%c%s", sp, swapname) < 0)
+				return (1);
+			lpos += len + 1;
+			sp = ' ';
+		}
+	}
+	if (lpos != 7 && putc('\n', fp) < 0)
+		return (1);
+	return (0);
+}
+
+/*
+ * Emit the make-rules.
+ */
+static int
+emitrules(fp)
+	register FILE *fp;
+{
+	register struct files *fi;
+	register const char *cp;
+	int ch;
+	char buf[200];
+
+	for (fi = allfiles; fi != NULL; fi = fi->fi_next) {
+		if ((fi->fi_flags & FI_SEL) == 0)
+			continue;
+		if (fprintf(fp, "%s.o: %s%s\n", fi->fi_base,
+		    *fi->fi_path != '/' ? "$S/" : "", fi->fi_path) < 0)
+			return (1);
+		if ((cp = fi->fi_mkrule) == NULL) {
+			cp = fi->fi_flags & FI_DRIVER ? "DRIVER" : "NORMAL";
+			ch = fi->fi_lastc;
+			if (islower(ch))
+				ch = toupper(ch);
+			(void)sprintf(buf, "${%s_%c%s}", cp, ch,
+			    fi->fi_flags & FI_CONFIGDEP ? "_C" : "");
+			cp = buf;
+		}
+		if (fprintf(fp, "\t%s\n\n", cp) < 0)
+			return (1);
+	}
+	return (0);
+}
+
+/*
+ * Emit the load commands.
+ *
+ * This function is not to be called `spurt'.
+ */
+static int
+emitload(fp)
+	register FILE *fp;
+{
+	register struct config *cf;
+	register const char *nm, *swname;
+	int first;
+
+	if (fputs("all:", fp) < 0)
+		return (1);
+	for (cf = allcf; cf != NULL; cf = cf->cf_next) {
+		if (fprintf(fp, " %s", cf->cf_name) < 0)
+			return (1);
+	}
+	if (fputs("\n\n", fp) < 0)
+		return (1);
+	for (first = 1, cf = allcf; cf != NULL; cf = cf->cf_next) {
+		nm = cf->cf_name;
+		swname =
+		    cf->cf_root != NULL ? cf->cf_name : "generic";
+		if (fprintf(fp, "%s: ${SYSTEM_DEP} swap%s.o", nm, swname) < 0)
+			return (1);
+		if (first) {
+			if (fputs(" newvers", fp) < 0)
+				return (1);
+			first = 0;
+		}
+		if (fprintf(fp, "\n\
+\t${SYSTEM_LD_HEAD}\n\
+\t${SYSTEM_LD} swap%s.o\n\
+\t${SYSTEM_LD_TAIL}\n\
+\n\
+swap%s.o: ", swname, swname) < 0)
+			return (1);
+		if (cf->cf_root != NULL) {
+			if (fprintf(fp, "swap%s.c\n", nm) < 0)
+				return (1);
+		} else {
+			if (fprintf(fp, "$S/arch/%s/%s/swapgeneric.c\n",
+			    machine, machine) < 0)
+				return (1);
+		}
+		if (fputs("\t${NORMAL_C}\n\n", fp) < 0)
+			return (1);
+	}
+	return (0);
+}