From be8b9344b823f8f284dfb067074bd5279ae8f272 Mon Sep 17 00:00:00 2001
From: gibbs <gibbs@FreeBSD.org>
Date: Sat, 31 Dec 1994 19:23:10 +0000
Subject: Allow config to fully handle the aic7770 driver dependancies.

---
 usr.sbin/config/config.h     |  1 +
 usr.sbin/config/mkmakefile.c | 70 ++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 68 insertions(+), 3 deletions(-)

(limited to 'usr.sbin/config')

diff --git a/usr.sbin/config/config.h b/usr.sbin/config/config.h
index ec89072..726e2a4 100644
--- a/usr.sbin/config/config.h
+++ b/usr.sbin/config/config.h
@@ -97,6 +97,7 @@ struct file_list {
 #define	CONFIGDEP	1
 #define NO_IMPLCT_RULE	2
 #define NO_OBJ		4
+#define BEFORE_DEPEND	8
 
 struct	idlst {
 	char	*id;
diff --git a/usr.sbin/config/mkmakefile.c b/usr.sbin/config/mkmakefile.c
index 89a9486..3ec0271 100644
--- a/usr.sbin/config/mkmakefile.c
+++ b/usr.sbin/config/mkmakefile.c
@@ -200,7 +200,9 @@ makefile()
 			fprintf(ofp, "%s", line);
 			continue;
 		}
-		if (eq(line, "%OBJS\n"))
+		if (eq(line, "%BEFORE_DEPEND\n"))
+			do_before_depend(ofp);
+		else if (eq(line, "%OBJS\n"))
 			do_objs(ofp);
 		else if (eq(line, "%CFILES\n"))
 			do_cfiles(ofp);
@@ -230,7 +232,8 @@ read_files()
 	register struct opt *op;
 	char *wd, *this, *needs, *special, *depends;
 	char fname[32];
-	int nreqs, first = 1, configdep, isdup, std, filetype, imp_rule, no_obj;
+	int nreqs, first = 1, configdep, isdup, std, filetype, 
+	    imp_rule, no_obj, before_depend;
 
 	ftab = 0;
 	(void) strcpy(fname, "../../conf/files");
@@ -249,7 +252,7 @@ next:
 	 * filename	[ standard | optional ] [ config-dependent ]
 	 *	[ dev* | profiling-routine ] [ device-driver] [ no-obj ]
 	 *	[ compile-with "compile rule" [no-implicit-rule] ] 
-	 *		       [ dependancy "dependancy-list"] 
+	 *      [ dependancy "dependancy-list"] [ before-depend ]
 	 */
 	wd = get_word(fp);
 	if (wd == (char *)EOF) {
@@ -302,6 +305,7 @@ next:
 	std = 0;
 	imp_rule = 0;
 	no_obj = 0;
+	before_depend = 0;
 	filetype = NORMAL;
 	if (eq(wd, "standard"))
 		std = 1;
@@ -330,6 +334,33 @@ nextparam:
 		imp_rule++;
 		goto nextparam;
 	}
+	if (eq(wd, "before-depend")) {
+		before_depend++;
+		goto nextparam;
+	}
+	if (eq(wd, "dependancy")) {
+		next_quoted_word(fp, wd);
+		if (wd == 0) {
+			printf("%s: %s missing compile command string.\n",
+			       fname);
+			exit(1);
+		}
+		depends = ns(wd);
+		goto nextparam;
+	}
+	if (eq(wd, "no-obj")) {
+		no_obj++;
+		goto nextparam;
+	}
+	if (eq(wd, "no-implicit-rule")) {
+		if (special == 0) {
+			printf("%s: alternate rule required when "
+			       "\"no-implicit-rule\" is specified.\n",
+			       fname);
+		}
+		imp_rule++;
+		goto nextparam;
+	}
 	if (eq(wd, "dependancy")) {
 		next_quoted_word(fp, wd);
 		if (wd == 0) {
@@ -426,6 +457,12 @@ save:
 		tp->f_flags |= NO_IMPLCT_RULE;
 	if (no_obj)
 		tp->f_flags |= NO_OBJ;
+	if (before_depend)
+		tp->f_flags |= BEFORE_DEPEND;
+	if (imp_rule)
+		tp->f_flags |= NO_IMPLCT_RULE;
+	if (no_obj)
+		tp->f_flags |= NO_OBJ;
 	tp->f_needs = needs;
 	tp->f_special = special;
 	tp->f_depends = depends;
@@ -451,6 +488,33 @@ opteq(cp, dp)
 	}
 }
 
+
+do_before_depend(fp)
+	FILE *fp;
+{
+	register struct file_list *tp, *fl;
+	register int lpos, len;
+	char swapname[32];
+
+	fputs("BEFORE_DEPEND=", fp);
+	lpos = 15;
+	for (tp = ftab; tp; tp = tp->f_next)
+		if (tp->f_flags & BEFORE_DEPEND) {
+			len = strlen(tp->f_fn);
+			if ((len = 3 + len) + lpos > 72) {
+				lpos = 8;
+				fputs("\\\n\t", fp);
+			}
+			if (tp->f_flags & NO_IMPLCT_RULE)
+				fprintf(fp, "%s ", tp->f_fn);
+			else
+				fprintf(fp, "$S/%s ", tp->f_fn);
+			lpos += len + 1;
+		}
+	if (lpos != 8)
+		putc('\n', fp);
+}
+
 do_objs(fp)
 	FILE *fp;
 {
-- 
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