From: Ted Lemon <source@isc.org>
Date: Mon, 17 Jul 2000 20:56:14 +0000 (+0000)
Subject: Support environment variables to control locations of files.
X-Git-Tag: V3-BETA-2-PATCH-1~68
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=cfa7212d267350bcc2b2e8de334ed8aaeb3598be;p=thirdparty%2Fdhcp.git

Support environment variables to control locations of files.
---

diff --git a/client/dhclient.c b/client/dhclient.c
index be6e5e9ec..9b794006a 100644
--- a/client/dhclient.c
+++ b/client/dhclient.c
@@ -41,7 +41,7 @@
 
 #ifndef lint
 static char ocopyright[] =
-"$Id: dhclient.c,v 1.106 2000/06/24 06:02:01 mellon Exp $ Copyright (c) 1995, 1996, 1997, 1998, 1999 Internet Software Consortium.  All rights reserved.\n";
+"$Id: dhclient.c,v 1.107 2000/07/17 20:56:11 mellon Exp $ Copyright (c) 1995, 1996, 1997, 1998, 1999 Internet Software Consortium.  All rights reserved.\n";
 #endif /* not lint */
 
 #include "dhcpd.h"
@@ -104,6 +104,10 @@ int main (argc, argv, envp)
 	isc_result_t result;
 	int persist = 0;
 	int omapi_port;
+	int no_dhclient_conf = 0;
+	int no_dhclient_db = 0;
+	int no_dhclient_pid = 0;
+	char *s;
 
 #ifdef SYSLOG_4_2
 	openlog ("dhclient", LOG_NDELAY);
@@ -147,14 +151,17 @@ int main (argc, argv, envp)
                         if (++i == argc)
                                 usage ();
                         path_dhclient_pid = argv [i];
+			no_dhclient_pid = 1;
                 } else if (!strcmp (argv [i], "-cf")) {
                         if (++i == argc)
                                 usage ();
                         path_dhclient_conf = argv [i];
+			no_dhclient_conf = 1;
                 } else if (!strcmp (argv [i], "-lf")) {
                         if (++i == argc)
                                 usage ();
                         path_dhclient_db = argv [i];
+			no_dhclient_db = 1;
 		} else if (!strcmp (argv [i], "-q")) {
 			quiet = 1;
 			quiet_interface_discovery = 1;
@@ -195,6 +202,16 @@ int main (argc, argv, envp)
  		}
 	}
 
+	if (!no_dhclient_conf && (s = getenv ("PATH_DHCLIENT_CONF"))) {
+		path_dhclient_conf = s;
+	}
+	if (!no_dhclient_db && (s = getenv ("PATH_DHCLIENT_DB"))) {
+		path_dhclient_db = s;
+	}
+	if (!no_dhclient_pid && (s = getenv ("PATH_DHCLIENT_PID"))) {
+		path_dhclient_pid = s;
+	}
+
 	/* first kill of any currently running client */
 	if (release_mode) {
 	        /* XXX inelegant hack to prove concept */
@@ -2168,6 +2185,7 @@ void script_write_params (client, prefix, lease)
 	struct data_string data;
 	struct option_cache *oc;
 	pair *hash;
+	char *s, *t;
 
 	fprintf (scriptFile, "%sip_address=\"%s\"\n",
 		 prefix, piaddr (lease -> address));
diff --git a/relay/dhcrelay.c b/relay/dhcrelay.c
index 77ea85f58..05f6b4b82 100644
--- a/relay/dhcrelay.c
+++ b/relay/dhcrelay.c
@@ -43,7 +43,7 @@
 
 #ifndef lint
 static char ocopyright[] =
-"$Id: dhcrelay.c,v 1.41 2000/05/16 23:03:30 mellon Exp $ Copyright (c) 1997-2000 Internet Software Consortium.  All rights reserved.\n";
+"$Id: dhcrelay.c,v 1.42 2000/07/17 20:56:14 mellon Exp $ Copyright (c) 1997-2000 Internet Software Consortium.  All rights reserved.\n";
 #endif /* not lint */
 
 #include "dhcpd.h"
@@ -124,6 +124,7 @@ int main (argc, argv, envp)
 	int no_daemon = 0;
 	int quiet = 0;
 	isc_result_t status;
+	char *s;
 
 #ifdef SYSLOG_4_2
 	openlog ("dhcrelay", LOG_NDELAY);
@@ -214,6 +215,10 @@ int main (argc, argv, envp)
  		}
 	}
 
+	if ((s = getenv ("PATH_DHCRELAY_PID"))) {
+		path_dhcrelay_pid = s;
+	}
+
 	if (!quiet) {
 		log_info ("%s %s", message, DHCP_VERSION);
 		log_info (copyright);
diff --git a/server/dhcpd.c b/server/dhcpd.c
index 6ba9c77dc..d234da462 100644
--- a/server/dhcpd.c
+++ b/server/dhcpd.c
@@ -43,7 +43,7 @@
 
 #ifndef lint
 static char ocopyright[] =
-"$Id: dhcpd.c,v 1.95 2000/07/06 10:22:50 mellon Exp $ Copyright 1995-2000 Internet Software Consortium.";
+"$Id: dhcpd.c,v 1.96 2000/07/17 20:56:08 mellon Exp $ Copyright 1995-2000 Internet Software Consortium.";
 #endif
 
   static char copyright[] =
@@ -166,6 +166,9 @@ int main (argc, argv, envp)
 	struct parse *parse;
 	int lose;
 	int omapi_port;
+	int no_dhcpd_conf = 0;
+	int no_dhcpd_db = 0;
+	int no_dhcpd_pid = 0;
 
 	/* Set up the client classification system. */
 	classification_setup ();
@@ -221,14 +224,17 @@ int main (argc, argv, envp)
 			if (++i == argc)
 				usage ();
 			path_dhcpd_conf = argv [i];
+			no_dhcpd_conf = 1;
 		} else if (!strcmp (argv [i], "-lf")) {
 			if (++i == argc)
 				usage ();
 			path_dhcpd_db = argv [i];
+			no_dhcpd_db = 1;
 		} else if (!strcmp (argv [i], "-pf")) {
 			if (++i == argc)
 				usage ();
 			path_dhcpd_pid = argv [i];
+			no_dhcpd_pid = 1;
                 } else if (!strcmp (argv [i], "-t")) {
 			/* test configurations only */
 #ifndef DEBUG
@@ -268,6 +274,16 @@ int main (argc, argv, envp)
 		}
 	}
 
+	if (!no_dhcpd_conf && (s = getenv ("PATH_DHCPD_CONF"))) {
+		path_dhcpd_conf = s;
+	}
+	if (!no_dhcpd_db && (s = getenv ("PATH_DHCPD_DB"))) {
+		path_dhcpd_db = s;
+	}
+	if (!no_dhcpd_pid && (s = getenv ("PATH_DHCPD_PID"))) {
+		path_dhcpd_pid = s;
+	}
+
 	if (!quiet) {
 		log_info ("%s %s", message, DHCP_VERSION);
 		log_info (copyright);