From 12c017ea09b1158392b893e10bc6f13958ab0252 Mon Sep 17 00:00:00 2001
From: jkh <jkh@FreeBSD.org>
Date: Sat, 15 Feb 1997 15:24:14 +0000
Subject: Read /etc/resolv.conf information as well as /etc/sysconfig info,
 making this a little more robust.

---
 release/sysinstall/config.c     | 29 ++++++++++++++++++++++++++---
 release/sysinstall/install.c    | 10 ++++++++++
 release/sysinstall/main.c       |  4 +---
 release/sysinstall/sysinstall.h |  4 +++-
 4 files changed, 40 insertions(+), 7 deletions(-)

(limited to 'release')

diff --git a/release/sysinstall/config.c b/release/sysinstall/config.c
index 2ef56a2..dc601f4 100644
--- a/release/sysinstall/config.c
+++ b/release/sysinstall/config.c
@@ -301,9 +301,9 @@ readConfig(char *config, char **lines, int max)
 
 #define MAX_LINES  2000 /* Some big number we're not likely to ever reach - I'm being really lazy here, I know */
 
-/* Load the environment from /etc/sysconfig, if it exists */
+/* Load the environment from a sysconfig file */
 void
-configEnvironment(char *config)
+configEnvironmentSysconfig(char *config)
 {
     char *lines[MAX_LINES], *cp, *cp2;
     int i, j, nlines;
@@ -332,6 +332,30 @@ configEnvironment(char *config)
     }
 }
     
+/* Load the environment from a resolv.conf file */
+void
+configEnvironmentResolv(char *config)
+{
+    char *lines[MAX_LINES];
+    int i, nlines;
+
+    nlines = readConfig(config, lines, MAX_LINES);
+    if (nlines == -1)
+	return;
+    for (i = 0; i < nlines; i++) {
+	Boolean name_set = FALSE;
+
+	if (!strncmp(lines[i], "domain", 6))
+	    variable_set2(VAR_DOMAINNAME, string_skipwhite(lines[i] + 6));
+	else if (!strncmp(lines[i], "nameserver", 10) && !name_set) {
+	    /* Only take the first nameserver setting - we're lame */
+	    variable_set2(VAR_NAMESERVER, string_skipwhite(lines[i] + 10));
+	    name_set = TRUE;
+	}
+	free(lines[i]);
+    }
+}
+
 /*
  * This sucks in /etc/sysconfig, substitutes anything needing substitution, then
  * writes it all back out.  It's pretty gross and needs re-writing at some point.
@@ -360,7 +384,6 @@ configSysconfig(char *config)
 		free(lines[i]);
 		lines[i] = (char *)malloc(strlen(v->name) + strlen(v->value) + 5);
 		sprintf(lines[i], "%s=\"%s\"\n", v->name, v->value);
-		msgDebug("Variable substitution on: %s\n", lines[i]);
 	    }
 	}
     }
diff --git a/release/sysinstall/install.c b/release/sysinstall/install.c
index 627706f..769221b 100644
--- a/release/sysinstall/install.c
+++ b/release/sysinstall/install.c
@@ -973,6 +973,16 @@ installVarDefaults(dialogMenuItem *self)
     return DITEM_SUCCESS;
 }
 
+/* Load the environment up from various system configuration files */
+void
+installEnvironment(void)
+{
+    if (file_readable("/etc/sysconfig"))
+	configEnvironmentSysconfig("/etc/sysconfig");
+    if (file_readable("/etc/resolv.conf"))
+	configEnvironmentResolv("/etc/resolv.conf");
+}
+
 /* Copy the boot floppy contents into /stand */
 Boolean
 copySelf(void)
diff --git a/release/sysinstall/main.c b/release/sysinstall/main.c
index ece57d4..ba11239 100644
--- a/release/sysinstall/main.c
+++ b/release/sysinstall/main.c
@@ -70,9 +70,7 @@ main(int argc, char **argv)
 
     /* Set default flag and variable values */
     installVarDefaults(NULL);
-
-    if (file_readable("/etc/sysconfig"))
-	configEnvironment("/etc/sysconfig");
+    installEnvironment();
 
     if (argc > 1 && !strcmp(argv[1], "-fake")) {
 	variable_set2(VAR_DEBUG, "YES");
diff --git a/release/sysinstall/sysinstall.h b/release/sysinstall/sysinstall.h
index 3a835ae..087cc0d 100644
--- a/release/sysinstall/sysinstall.h
+++ b/release/sysinstall/sysinstall.h
@@ -404,7 +404,8 @@ extern void	command_func_add(char *key, commandFunc func, void *data);
 
 /* config.c */
 extern int	configFstab(void);
-extern void	configEnvironment(char *config);
+extern void	configEnvironmentSysconfig(char *config);
+extern void	configEnvironmentResolv(char *config);
 extern void	configSysconfig(char *config);
 extern void	configResolv(void);
 extern int	configPackages(dialogMenuItem *self);
@@ -530,6 +531,7 @@ extern int	installFixup(dialogMenuItem *self);
 extern int	installUpgrade(dialogMenuItem *self);
 extern int	installFilesystems(dialogMenuItem *self);
 extern int	installVarDefaults(dialogMenuItem *self);
+extern void	installEnvironment(void);
 extern Boolean	copySelf(void);
 
 /* keymap.c */
-- 
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