irc/irc: remove unneeded sbrk use

It's use to print heap use, but it's often not correct for modern
allocators.

This should permit builds on aarch64 and riscv.

4 files changed, 67 insertions, 3 deletions

diff --git a/irc/irc/Makefile b/irc/irc/Makefile
index 3aaea6194111..a7963f4d4b9a 100644
--- a/irc/irc/Makefile
+++ b/irc/irc/Makefile
@@ -1,5 +1,6 @@
 PORTNAME=	irc
 PORTVERSION=	2.11.2p3
+PORTREVISION=	1
 CATEGORIES=	irc
 MASTER_SITES=	http://ftp.irc.org/ftp/irc/server/ \
 		ftp://ftp.archive.de.uu.net/pub/mirrors/ftp.irc.org/server/ \
@@ -9,9 +10,6 @@ DISTNAME=	${PORTNAME}${PORTVERSION}
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	The "Internet Relay Chat" Server
 
-BROKEN_aarch64=		Fails to link: missing sbrk
-BROKEN_riscv64=		Fails to link: missing sbrk
-
 CONFLICTS_INSTALL=	charybdis ircd-hybrid Nefarious \
 			ru-ircd-hybrid ircd-ru
 
diff --git a/irc/irc/files/patch-ircd_ircd.c b/irc/irc/files/patch-ircd_ircd.c
new file mode 100644
index 000000000000..659cd6f62620
--- /dev/null
+++ b/irc/irc/files/patch-ircd_ircd.c
@@ -0,0 +1,42 @@
+--- ircd/ircd.c.orig	2023-12-06 19:33:28 UTC
++++ ircd/ircd.c
+@@ -49,7 +49,6 @@ char	*debugmode = "";		/*  -"-    -"-   -"-   -"- */
+ int	firstrejoindone = 0;		/* Server rejoined the network after
+ 					   start */
+ char	*debugmode = "";		/*  -"-    -"-   -"-   -"- */
+-char	*sbrk0;				/* initial sbrk(0) */
+ char	*tunefile = IRCDTUNE_PATH;
+ volatile static	int	dorehash = 0,
+ 			dorestart = 0,
+@@ -140,11 +139,9 @@ void	restart(char *mesg)
+ void	restart(char *mesg)
+ {
+ #ifdef	USE_SYSLOG
+-	(void)syslog(LOG_WARNING, "Restarting Server because: %s (%u)", mesg,
+-		     (u_int)((char *)sbrk((size_t)0)-sbrk0));
++	(void)syslog(LOG_WARNING, "Restarting Server because: %s", mesg);
+ #endif
+-	sendto_flag(SCH_NOTICE, "Restarting server because: %s (%u)", mesg,
+-		    (u_int)((char *)sbrk((size_t)0)-sbrk0));
++	sendto_flag(SCH_NOTICE, "Restarting server because: %s (%u)");
+ 	server_reboot();
+ }
+ 
+@@ -175,8 +172,7 @@ void	server_reboot(void)
+ {
+ 	Reg	int	i;
+ 
+-	sendto_flag(SCH_NOTICE, "Aieeeee!!!  Restarting server... (%u)",
+-		    (u_int)((char *)sbrk((size_t)0)-sbrk0));
++	sendto_flag(SCH_NOTICE, "Aieeeee!!!  Restarting server...");
+ 
+ 	Debug((DEBUG_NOTICE,"Restarting server..."));
+ 	flush_connections(me.fd);
+@@ -768,7 +764,6 @@ int	main(int argc, char *argv[])
+ {
+ 	uid_t	uid, euid;
+ 
+-	sbrk0 = (char *)sbrk((size_t)0);
+ 	uid = getuid();
+ 	euid = geteuid();
+ 
diff --git a/irc/irc/files/patch-ircd_ircd__ext.h b/irc/irc/files/patch-ircd_ircd__ext.h
new file mode 100644
index 000000000000..8ac5180f60aa
--- /dev/null
+++ b/irc/irc/files/patch-ircd_ircd__ext.h
@@ -0,0 +1,10 @@
+--- ircd/ircd_ext.h.orig	2023-12-06 19:35:50 UTC
++++ ircd/ircd_ext.h
+@@ -37,7 +37,6 @@ extern char *debugmode;
+ extern int debuglevel;
+ extern int bootopt;
+ extern char *debugmode;
+-extern char *sbrk0;
+ extern char *tunefile;
+ #ifdef DELAY_CLOSE
+ extern time_t nextdelayclose;
diff --git a/irc/irc/files/patch-ircd_s__debug.c b/irc/irc/files/patch-ircd_s__debug.c
new file mode 100644
index 000000000000..a25e1cd64749
--- /dev/null
+++ b/irc/irc/files/patch-ircd_s__debug.c
@@ -0,0 +1,14 @@
+--- ircd/s_debug.c.orig	2023-12-06 19:34:45 UTC
++++ ircd/s_debug.c
+@@ -687,9 +687,8 @@ void	count_memory(aClient *cptr, char *nick, int debug
+ 		sendto_one(cptr, ":%s %d %s :TOTAL: %lu [REAL]",
+ 			me.name, RPL_STATSDEBUG, nick, d_tot);
+ 	}
+-	sendto_one(cptr, ":%s %d %s :TOTAL: %d sbrk(0)-etext: %u",
+-		   me.name, RPL_STATSDEBUG, nick, tot,
+-		   (u_long)sbrk((size_t)0)-(u_long)sbrk0);
++	sendto_one(cptr, ":%s %d %s :TOTAL: %d",
++		   me.name, RPL_STATSDEBUG, nick, tot);
+ 	return;
+ }
+