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authorjkh <jkh@FreeBSD.org>1999-02-14 05:52:57 +0000
committerjkh <jkh@FreeBSD.org>1999-02-14 05:52:57 +0000
commit8869bfb01e68e9825d37394a8392bf6b073767c0 (patch)
tree0495a02cfc7a2e38fd60762dff2f6adc1f560655 /release
parent377beeaccbbdba8af026477dfb39b3a35aa39d2c (diff)
downloadFreeBSD-src-8869bfb01e68e9825d37394a8392bf6b073767c0.zip
FreeBSD-src-8869bfb01e68e9825d37394a8392bf6b073767c0.tar.gz
Preserve existing rc.conf contents.
Diffstat (limited to 'release')
-rw-r--r--release/sysinstall/config.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/release/sysinstall/config.c b/release/sysinstall/config.c
index cf92b12..8028bef 100644
--- a/release/sysinstall/config.c
+++ b/release/sysinstall/config.c
@@ -4,7 +4,7 @@
* This is probably the last program in the `sysinstall' line - the next
* generation being essentially a complete rewrite.
*
- * $Id: config.c,v 1.120 1999/02/05 22:15:47 jkh Exp $
+ * $Id: config.c,v 1.121 1999/02/09 22:18:08 jkh Exp $
*
* Copyright (c) 1995
* Jordan Hubbard. All rights reserved.
@@ -377,12 +377,16 @@ configRC_conf(void)
{
FILE *rcSite;
Variable *v;
+ int write_header;
- rcSite = fopen("/etc/rc.conf", "w");
+ write_header = !file_readable("/etc/rc.conf");
+ rcSite = fopen("/etc/rc.conf", "a");
if (!rcSite)
return;
- fprintf(rcSite, "# This file now contains just the overrides from /etc/defaults/rc.conf\n");
- fprintf(rcSite, "# please make all changes to this file.\n\n");
+ if (write_header) {
+ fprintf(rcSite, "# This file now contains just the overrides from /etc/defaults/rc.conf\n");
+ fprintf(rcSite, "# please make all changes to this file.\n\n");
+ }
/* Now do variable substitutions */
for (v = VarHead; v; v = v->next) {
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