OS-8113 enable ld guidance (#262)

Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Approved by: Jerry Jelinek <jerry.jelinek@joyent.com>

15 files changed, 35 insertions, 180 deletions

diff --git a/usr/src/lib/brand/jcommon/Makefile b/usr/src/lib/brand/jcommon/Makefile
index d6ca5fb229..59bc0de644 100644
--- a/usr/src/lib/brand/jcommon/Makefile
+++ b/usr/src/lib/brand/jcommon/Makefile
@@ -8,7 +8,7 @@
 # source.  A copy of the CDDL is also available via the Internet at
 # http://www.illumos.org/license/CDDL.
 #
-# Copyright 2019 Joyent, Inc.
+# Copyright 2020 Joyent, Inc.
 #
 
 PROGS = cattach cdetach cinstall cuninstall libhooks.ksh \
@@ -23,4 +23,6 @@ clean:
 clobber:
 	$(RM) $(ROOTPROGS)
 
+all:
+
 install: $(ROOTPROGS)
diff --git a/usr/src/lib/brand/lx/librtld_db/Makefile.com b/usr/src/lib/brand/lx/librtld_db/Makefile.com
index 3f2645f157..0237de1cc3 100644
--- a/usr/src/lib/brand/lx/librtld_db/Makefile.com
+++ b/usr/src/lib/brand/lx/librtld_db/Makefile.com
@@ -23,7 +23,7 @@
 # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
-# Copyright 2019 Joyent, Inc.
+# Copyright 2020 Joyent, Inc.
 
 LIBRARY =	lx_librtld_db.a
 VERS	=	.1
@@ -49,7 +49,8 @@ UTSBASE	=	$(SRC)/uts
 #	brand plugin library can use to access a target process are the
 #	proc_service(3PROC) apis.
 #
-DYNFLAGS +=	$(VERSREF) -M../common/mapfile-vers
+MAPFILES = $(BRAND_SHARED)/librtld_db/common/mapfile-vers
+DYNFLAGS +=	$(VERSREF)
 LIBS =		$(DYNLIB)
 LDLIBS +=	-lc -lrtld_db
 CFLAGS +=	$(CCVERBOSE)
@@ -65,10 +66,10 @@ ROOTLIBDIR =	$(ROOT)/usr/lib/brand/lx
 ROOTLIBDIR64 =	$(ROOT)/usr/lib/brand/lx/$(MACH64)
 
 #
-# The top level Makefiles define define TEXT_DOMAIN.  But librtld_db.so.1
-# isn't internationalized and this library won't be either.  The only
-# messages that this library can generate are messages used for debugging
-# the operation of the library itself.
+# The top level Makefiles define TEXT_DOMAIN.  But librtld_db.so.1 isn't
+# internationalized and this library won't be either.  The only messages that
+# this library can generate are messages used for debugging the operation of the
+# library itself.
 #
 DTEXTDOM =
 
@@ -76,8 +77,6 @@ DTEXTDOM =
 
 all: $(LIBS)
 
-lint: lintcheck
-
 pics/%64.o:	../common/%.c
 		$(COMPILE.c) -D_ELF64 $(PICFLAGS) -o $@ $<
 		$(POST_PROCESS_O)
diff --git a/usr/src/lib/brand/lx/librtld_db/amd64/Makefile b/usr/src/lib/brand/lx/librtld_db/amd64/Makefile
index 726e7ef6d3..bdef5f5adb 100644
--- a/usr/src/lib/brand/lx/librtld_db/amd64/Makefile
+++ b/usr/src/lib/brand/lx/librtld_db/amd64/Makefile
@@ -23,7 +23,7 @@
 # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
-# ident	"%Z%%M%	%I%	%E% SMI"
+# Copyright 2020 Joyent, Inc.
 #
 
 COBJS64 =	lx_librtld_db64.o
@@ -31,8 +31,6 @@ COBJS64 =	lx_librtld_db64.o
 include ../Makefile.com
 include $(SRC)/lib/Makefile.lib.64
 
-DYNFLAGS +=	-Mmapfile-vers
-
 CLOBBERFILES = $(ROOTLIBDIR64)/$(DYNLIB)
 
 install: all $(ROOTLIBS64)
diff --git a/usr/src/lib/brand/lx/librtld_db/amd64/mapfile-vers b/usr/src/lib/brand/lx/librtld_db/amd64/mapfile-vers
deleted file mode 100644
index 4893b02998..0000000000
--- a/usr/src/lib/brand/lx/librtld_db/amd64/mapfile-vers
+++ /dev/null
@@ -1,44 +0,0 @@
-#
-# CDDL HEADER START
-#
-# The contents of this file are subject to the terms of the
-# Common Development and Distribution License (the "License").
-# You may not use this file except in compliance with the License.
-#
-# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
-# or http://www.opensolaris.org/os/licensing.
-# See the License for the specific language governing permissions
-# and limitations under the License.
-#
-# When distributing Covered Code, include this CDDL HEADER in each
-# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
-# If applicable, add the following below this CDDL HEADER, with the
-# fields enclosed by brackets "[]" replaced with your own identifying
-# information: Portions Copyright [yyyy] [name of copyright owner]
-#
-# CDDL HEADER END
-#
-
-#
-# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
-# Use is subject to license terms.
-#
-
-#
-# MAPFILE HEADER START
-#
-# WARNING:  STOP NOW.  DO NOT MODIFY THIS FILE.
-# Object versioning must comply with the rules detailed in
-#
-#	usr/src/lib/README.mapfiles
-#
-# You should not be making modifications here until you've read the most current
-# copy of that file. If you need help, contact a gatekeeper for guidance.
-#
-# MAPFILE HEADER END
-#
-
-SUNWprivate_1.1 {
-	global:
-		rtld_db_brand_ops64;
-};
diff --git a/usr/src/lib/brand/lx/librtld_db/common/mapfile-vers b/usr/src/lib/brand/lx/librtld_db/common/mapfile-vers
deleted file mode 100644
index 5e328d6075..0000000000
--- a/usr/src/lib/brand/lx/librtld_db/common/mapfile-vers
+++ /dev/null
@@ -1,58 +0,0 @@
-#
-# CDDL HEADER START
-#
-# The contents of this file are subject to the terms of the
-# Common Development and Distribution License (the "License").
-# You may not use this file except in compliance with the License.
-#
-# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
-# or http://www.opensolaris.org/os/licensing.
-# See the License for the specific language governing permissions
-# and limitations under the License.
-#
-# When distributing Covered Code, include this CDDL HEADER in each
-# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
-# If applicable, add the following below this CDDL HEADER, with the
-# fields enclosed by brackets "[]" replaced with your own identifying
-# information: Portions Copyright [yyyy] [name of copyright owner]
-#
-# CDDL HEADER END
-#
-
-#
-# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
-# Use is subject to license terms.
-#
-
-#
-# MAPFILE HEADER START
-#
-# WARNING:  STOP NOW.  DO NOT MODIFY THIS FILE.
-# Object versioning must comply with the rules detailed in
-#
-#	usr/src/lib/README.mapfiles
-#
-# You should not be making modifications here until you've read the most current
-# copy of that file. If you need help, contact a gatekeeper for guidance.
-#
-# MAPFILE HEADER END
-#
-
-{
-	global:
-		rtld_db_brand_ops32;
-	local:
-		*;
-};
-
-#Externally defined symbols
-{
-    global:
-	ps_pauxv =		NODIRECT PARENT;
-	ps_pdmodel =		NODIRECT PARENT;
-	ps_pglobal_lookup =	NODIRECT PARENT;
-	ps_pglobal_sym =	NODIRECT PARENT;
-	ps_plog =		NODIRECT PARENT;
-	ps_pread =		NODIRECT PARENT;
-	ps_pwrite =		NODIRECT PARENT;
-};
diff --git a/usr/src/lib/brand/lx/lx_brand/Makefile.com b/usr/src/lib/brand/lx/lx_brand/Makefile.com
index 01fe63d70e..f506fc49fc 100644
--- a/usr/src/lib/brand/lx/lx_brand/Makefile.com
+++ b/usr/src/lib/brand/lx/lx_brand/Makefile.com
@@ -21,7 +21,7 @@
 #
 # Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
-# Copyright 2019 Joyent, Inc.
+# Copyright 2020 Joyent, Inc.
 #
 
 LX_CMN  =	$(SRC)/common/brand/lx
@@ -69,14 +69,16 @@ SRCDIR =	../common
 UTSBASE	=	../../../../../uts
 
 LIBS =		$(DYNLIB)
-LDLIBS +=	-lc -lsocket -lmapmalloc -lproc -lrtld_db -lrpcsvc -lnsl
+LDLIBS +=	-lmapmalloc -lsocket -lproc -lrtld_db -lrpcsvc -lnsl -lc
 DYNFLAGS +=	$(DYNFLAGS_$(CLASS))
-DYNFLAGS +=	$(BLOCAL) $(ZNOVERSION) -Wl,-e_start -M../common/mapfile
+DYNFLAGS +=	$(BLOCAL) $(ZNOVERSION) -Wl,-e_start
 CFLAGS +=	$(CCVERBOSE)
 CPPFLAGS +=	-D_REENTRANT -I. -I../ -I$(UTSBASE)/common/brand/lx -I$(LX_CMN)
 ASFLAGS =	-P $(ASFLAGS_$(CURTYPE)) -D_ASM -I../	\
 			-I$(UTSBASE)/common/brand/lx
 
+ZGUIDANCE =	-zguidance=nounused
+
 # not linted
 SMATCH=off
 
diff --git a/usr/src/lib/brand/lx/lx_brand/common/mapfile b/usr/src/lib/brand/lx/lx_brand/common/mapfile
deleted file mode 100644
index 0663f4bc19..0000000000
--- a/usr/src/lib/brand/lx/lx_brand/common/mapfile
+++ /dev/null
@@ -1,47 +0,0 @@
-#
-# CDDL HEADER START
-#
-# The contents of this file are subject to the terms of the
-# Common Development and Distribution License (the "License").
-# You may not use this file except in compliance with the License.
-#
-# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
-# or http://www.opensolaris.org/os/licensing.
-# See the License for the specific language governing permissions
-# and limitations under the License.
-#
-# When distributing Covered Code, include this CDDL HEADER in each
-# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
-# If applicable, add the following below this CDDL HEADER, with the
-# fields enclosed by brackets "[]" replaced with your own identifying
-# information: Portions Copyright [yyyy] [name of copyright owner]
-#
-# CDDL HEADER END
-#
-
-#
-# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
-# Use is subject to license terms.
-#
-
-#
-# MAPFILE HEADER START
-#
-# WARNING:  STOP NOW.  DO NOT MODIFY THIS FILE.
-# Object versioning must comply with the rules detailed in
-#
-#	usr/src/lib/README.mapfiles
-#
-# You should not be making modifications here until you've read the most current
-# copy of that file. If you need help, contact a gatekeeper for guidance.
-#
-# MAPFILE HEADER END
-#
-
-#
-# Scope everything local -- our .init section is our only public interface.
-#
-{
-	local:
-		*;
-};
diff --git a/usr/src/lib/brand/lx/lx_brand/common/mapfile-vers b/usr/src/lib/brand/lx/lx_brand/common/mapfile-vers
index 0663f4bc19..9d2712a12f 100644
--- a/usr/src/lib/brand/lx/lx_brand/common/mapfile-vers
+++ b/usr/src/lib/brand/lx/lx_brand/common/mapfile-vers
@@ -20,8 +20,9 @@
 #
 
 #
-# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
-# Use is subject to license terms.
+# Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
+#
+# Copyright 2020 Joyent, Inc.
 #
 
 #
@@ -38,10 +39,12 @@
 # MAPFILE HEADER END
 #
 
+$mapfile_version 2
+
 #
 # Scope everything local -- our .init section is our only public interface.
 #
-{
+SYMBOL_SCOPE {
 	local:
 		*;
 };
diff --git a/usr/src/lib/fm/libfmd_snmp/Makefile.com b/usr/src/lib/fm/libfmd_snmp/Makefile.com
index 99dd888363..e0abeeef0d 100644
--- a/usr/src/lib/fm/libfmd_snmp/Makefile.com
+++ b/usr/src/lib/fm/libfmd_snmp/Makefile.com
@@ -53,7 +53,7 @@ $(NOT_RELEASE_BUILD)CPPFLAGS += -DDEBUG
 CFLAGS += $(CCVERBOSE) $(C_BIGPICFLAGS)
 CFLAGS64 += $(CCVERBOSE) $(C_BIGPICFLAGS)
 
-SNMPLIBS = -lnetsnmp -lnetsnmpagent
+SNMPLIBS = -lnetsnmp -lnetsnmpagent -lnetsnmphelpers
 NATIVE_LIBS += libnetsnmp.so libnetsnmpagent.so
 
 LDLIBS += $(MACH_LDLIBS)
diff --git a/usr/src/lib/libbunyan/Makefile.com b/usr/src/lib/libbunyan/Makefile.com
index 5214915c56..d0d00bf0e5 100644
--- a/usr/src/lib/libbunyan/Makefile.com
+++ b/usr/src/lib/libbunyan/Makefile.com
@@ -10,7 +10,7 @@
 #
 
 #
-# Copyright (c) 2014 Joyent, Inc. All rights reserved.
+# Copyright 2020 Joyent, Inc.
 #
 
 LIBRARY =	libbunyan.a
@@ -21,7 +21,7 @@ USDT_PROVIDERS =	bunyan_provider.d
 include ../../Makefile.lib
 
 LIBS =		$(DYNLIB) $(LINTLIB)
-LDLIBS +=	-lc -lumem -lnvpair -lnsl
+LDLIBS +=	-lc -lumem -lnvpair
 CPPFLAGS +=	-I../common -I. -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64
 
 SRCDIR =	../common
diff --git a/usr/src/lib/libdladm/Makefile.com b/usr/src/lib/libdladm/Makefile.com
index d3d811b265..348061cb54 100644
--- a/usr/src/lib/libdladm/Makefile.com
+++ b/usr/src/lib/libdladm/Makefile.com
@@ -20,7 +20,7 @@
 #
 #
 # Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
-# Copyright (c) 2018, Joyent, Inc.
+# Copyright 2020 Joyent, Inc.
 #
 
 LIBRARY = libdladm.a
@@ -38,7 +38,7 @@ include ../../Makefile.rootfs
 
 LIBS =		$(DYNLIB) $(LINTLIB)
 LDLIBS +=	-ldevinfo -lc -linetutil -lsocket -lscf -lrcm -lnvpair \
-		-lexacct -lnsl -lkstat -lpool -lvarpd
+		-lexacct -lkstat -lpool -lvarpd
 
 SRCDIR =	../common
 $(LINTLIB) :=	SRCS = $(SRCDIR)/$(LINTSRC)
diff --git a/usr/src/lib/libsmartsshd/Makefile.com b/usr/src/lib/libsmartsshd/Makefile.com
index 1c189a88d8..b9c5b88f23 100644
--- a/usr/src/lib/libsmartsshd/Makefile.com
+++ b/usr/src/lib/libsmartsshd/Makefile.com
@@ -18,7 +18,7 @@
 #
 # CDDL HEADER END
 #
-# Copyright 2016 Joyent, Inc.
+# Copyright 2020 Joyent, Inc.
 #
 
 LIBRARY=	libsmartsshd.a
@@ -33,7 +33,7 @@ SRCS =	$(OBJECTS:%.o=$(SRCDIR)/%.c)
 
 CPPFLAGS +=	-I$(SRCDIR) -D_REENTRANT -D_FILE_OFFSET_BITS=64
 LIBS =		$(DYNLIB) $(LINTLIB)
-LDLIBS +=	-lc -ldoor -lmd5
+LDLIBS +=	-lc -lmd5
 
 $(LINTLIB) :=	SRCS=	$(SRCDIR)/$(LINTSRC)
 
diff --git a/usr/src/lib/varpd/direct/Makefile.com b/usr/src/lib/varpd/direct/Makefile.com
index 4072c9a0ab..c9baf53cd4 100644
--- a/usr/src/lib/varpd/direct/Makefile.com
+++ b/usr/src/lib/varpd/direct/Makefile.com
@@ -10,7 +10,7 @@
 #
 
 #
-# Copyright 2015 Joyent, Inc.
+# Copyright 2020 Joyent, Inc.
 #
 
 LIBRARY =	libvarpd_direct.a
@@ -21,7 +21,7 @@ include ../../../Makefile.lib
 include ../../Makefile.plugin
 
 LIBS =		$(DYNLIB)
-LDLIBS +=	-lc -lumem -lnvpair -lnsl
+LDLIBS +=	-lc -lumem -lnvpair
 CPPFLAGS +=	-I../common
 
 C99MODE=	-xc99=%all
diff --git a/usr/src/lib/varpd/files/Makefile.com b/usr/src/lib/varpd/files/Makefile.com
index cdd4d019a4..dd8009d002 100644
--- a/usr/src/lib/varpd/files/Makefile.com
+++ b/usr/src/lib/varpd/files/Makefile.com
@@ -10,7 +10,7 @@
 #
 
 #
-# Copyright 2018 Joyent, Inc.
+# Copyright 2020 Joyent, Inc.
 #
 
 LIBRARY =	libvarpd_files.a
@@ -22,7 +22,7 @@ include ../../../Makefile.lib
 include ../../Makefile.plugin
 
 LIBS =		$(DYNLIB)
-LDLIBS +=	-lc -lumem -lnvpair -lsocket -lnsl -lcustr
+LDLIBS +=	-lc -lumem -lnvpair -lsocket -lcustr
 CPPFLAGS +=	-I../common
 
 LINTFLAGS +=	-erroff=E_BAD_PTR_CAST_ALIGN
diff --git a/usr/src/lib/varpd/svp/Makefile.com b/usr/src/lib/varpd/svp/Makefile.com
index 15b6540e74..d5e6d73144 100644
--- a/usr/src/lib/varpd/svp/Makefile.com
+++ b/usr/src/lib/varpd/svp/Makefile.com
@@ -10,7 +10,7 @@
 #
 
 #
-# Copyright 2015 Joyent, Inc.
+# Copyright 2020 Joyent, Inc.
 #
 
 LIBRARY =	libvarpd_svp.a
@@ -34,7 +34,7 @@ LIBS =		$(DYNLIB)
 # functions and better to use that then compile list.o yet again
 # ourselves... probably.
 #
-LDLIBS +=	-lc -lumem -lnvpair -lsocket -lnsl -lavl \
+LDLIBS +=	-lc -lumem -lnvpair -lsocket -lavl \
 		-lcmdutils -lidspace -lbunyan
 CPPFLAGS +=	-I../common