Various fixes:

- add standard rc.subr startup script.
- add post-install message mentioning necessary configuration steps.
- move pid-file to /var/run, the usual place. Do setuid/setgid later,
so that we can create it.
- make message about stale pid file a bit more explanatory.

net/pxe/Makefile

@@ -7,6 +7,7 @@
 
 PORTNAME=	pxe
 PORTVERSION=	1.4.2
+PORTREVISION=	1
 CATEGORIES=	net
 MASTER_SITES=	http://www.kano.org.uk/projects/pxe/ \
 		ftp://ftp.nuug.no/pub/anders/distfiles/
@@ -14,15 +15,20 @@ MASTER_SITES=	http://www.kano.org.uk/projects/pxe/ \
 MAINTAINER=	anders@FreeBSD.org
 COMMENT=	PXE daemon, set up a boot menu for netbooting PXE enabled clients
 
+USE_RC_SUBR=	pxe.sh
+SUB_FILES=	pkg-message
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS+=	--with-config=${PREFIX}/etc/pxe.conf \
 			--with-log=/var/log/pxe.log \
 			--with-setuid=nobody
 
-DOCS=	Changes INSTALL LICENCE README
+DOCS=	Changes INSTALL LICENCE README THANKS
 
 .include <bsd.port.pre.mk>
 
+post-patch:
+	${REINPLACE_CMD} -e 's|/tmp/pxe.pid|/var/run/pxe.pid|' ${WRKSRC}/autoconf.h.in
+
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/pxe ${PREFIX}/sbin/
 	${INSTALL_DATA} ${WRKSRC}/pxe.conf ${PREFIX}/etc/pxe.conf.sample
@@ -33,4 +39,7 @@ do-install:
 .endfor
 .endif
 
+post-install:
+	${CAT} ${PKGMESSAGE}
+
 .include <bsd.port.post.mk>

net/pxe/files/patch-pxe.cc

@@ -0,0 +1,101 @@
+--- pxe.cc.orig	Sun Feb  2 13:39:26 2003
++++ pxe.cc	Sun Jun  3 21:34:25 2007
+@@ -208,6 +208,31 @@
+ 	return(retval);
+ }
+ 
++/******************************************************************************
++ * DoSetUID - set uid and gid                                                 *
++ ******************************************************************************/
++void DoSetUID()
++{
++	// set the UID/GID to a low user
++#ifndef NO_SUID
++	struct passwd *pw;
++	pw = getpwnam(SETUID);
++
++	if(NULL == pw)
++		std::cout << "Unable to find passwd entry for " << SETUID
++		     << ", continuing with user id " << getuid() << "\n";
++	else
++	{
++		if((-1 == setgid(pw->pw_gid)) || (-1 == setegid(pw->pw_gid)))
++			std::cout << "Unable to change group id, continuing with group id "
++			     << getgid() << "\n";
++		if((-1 == setuid(pw->pw_uid)) || (-1 == seteuid(pw->pw_uid)))
++			std::cout << "Unable to change user id, continuing with user id "
++			     << getuid() << "\n";
++	}
++#endif
++}
++
+ 
+ /******************************************************************************
+  * main - kick things off and do cool things                                  *
+@@ -247,6 +272,15 @@
+ 	}
+ 	debug.close();
+ 
++	// check to see if the daemon is already running
++	chk = open(LOCKFILE, O_WRONLY|O_CREAT|O_EXCL, 0644);
++	if(-1 == chk)
++	{
++		std::cerr << "PXE daemon already running, or left-over pid file " << LOCKFILE << " exists?\n";
++		std::cerr << "Aborting startup.\n";
++		return(-1);
++	}
++
+ 	// redirect the file descriptors
+ 	if (0 == _debug) {
+ 		debug.open("/dev/null", std::ios::out);
+@@ -258,34 +292,6 @@
+ 		debug.close();
+ 	}
+ 
+-
+-	// set the UID/GID to a low user
+-#ifndef NO_SUID
+-	struct passwd *pw;
+-	pw = getpwnam(SETUID);
+-
+-	if(NULL == pw)
+-		std::cout << "Unable to find passwd entry for " << SETUID
+-		     << ", continuing with user id " << getuid() << "\n";
+-	else
+-	{
+-		if((-1 == setgid(pw->pw_gid)) || (-1 == setegid(pw->pw_gid)))
+-			std::cout << "Unable to change group id, continuing with group id "
+-			     << getgid() << "\n";
+-		if((-1 == setuid(pw->pw_uid)) || (-1 == seteuid(pw->pw_uid)))
+-			std::cout << "Unable to change user id, continuing with user id "
+-			     << getuid() << "\n";
+-	}
+-#endif
+-
+-	// check to see if the daemon is already running
+-	chk = open(LOCKFILE, O_WRONLY|O_CREAT|O_EXCL, 0644);
+-	if(-1 == chk)
+-	{
+-		std::cerr << "PXE daemon already running\n";
+-		return(-1);
+-	}
+-
+ 	// if not in debug mode, fork and go
+ 	if (0 == _debug) {
+ 		signal(SIGCHLD, SIG_IGN);
+@@ -320,6 +326,7 @@
+ 				}
+ 				close(chk);
+ 
++				DoSetUID;
+ 				StartPxeService(configfile);
+ 
+ 				exit(0);
+@@ -328,6 +335,7 @@
+ 		}
+ 
+ 	} else { // debug
++		DoSetUID;
+ 		StartPxeService(configfile);
+ 	}
+ 	

net/pxe/files/pkg-message.in

@@ -0,0 +1,6 @@
+===>  CONFIGURATION NOTE:
+	You need to create a configuration file. Copy
+	%%PREFIX%%/etc/pxe.conf.sample to %%PREFIX%%/etc/pxe.conf
+	and change what you need there.
+
+	To enable the pxe daemon, add pxe_enable="YES" to your /etc/rc.conf.

net/pxe/files/pxe.sh.in

@@ -0,0 +1,29 @@
+#!/bin/sh
+#
+# $FreeBSD$
+#
+
+# PROVIDE: pxe
+# REQUIRE: NETWORKING
+# KEYWORD: shutdown
+
+#
+# Add the following lines to /etc/rc.conf to enable the pxe daemon:
+#
+# pxe_enable="YES"
+
+. %%RC_SUBR%%
+
+name=pxe
+rcvar=`set_rcvar`
+
+command="%%PREFIX%%/sbin/pxe"
+required_files=%%PREFIX%%/etc/pxe.conf
+command_args="-c ${required_files}"
+pidfile=/var/pxe/${name}.pid
+
+# set defaults
+pxe_enable=${pxe_enable:-"NO"}
+
+load_rc_config ${name}
+run_rc_command "$1"

net/pxe/pkg-plist

@@ -4,4 +4,5 @@ etc/pxe.conf.sample
 %%PORTDOCS%%share/doc/pxe/INSTALL
 %%PORTDOCS%%share/doc/pxe/LICENCE
 %%PORTDOCS%%share/doc/pxe/README
+%%PORTDOCS%%share/doc/pxe/THANKS
 %%PORTDOCS%%@dirrm share/doc/pxe