[build]: enable parallel build for snmpd 5.9 (sonic-net#16671)

Use patches for parallel build from net-snmp upstream and enable parallel build in debian/rules for version 5.9

src/snmpd/Makefile

@@ -14,6 +14,8 @@ DERIVED_TARGETS = snmptrapd_$(SNMPD_VERSION_FULL)_$(CONFIGURED_ARCH).deb \
 		  libsnmp-dev_$(SNMPD_VERSION_FULL)_$(CONFIGURED_ARCH).deb \
 		  libsnmp-perl_$(SNMPD_VERSION_FULL)_$(CONFIGURED_ARCH).deb \
 		  tkmib_$(SNMPD_VERSION_FULL)_all.deb
+
+SNMPD_MAKE_JOBS_NUM = $(SONIC_CONFIG_MAKE_JOBS)
 else
 DERIVED_TARGETS = snmptrapd_$(SNMPD_VERSION_FULL)_$(CONFIGURED_ARCH).deb \
 		  snmp_$(SNMPD_VERSION_FULL)_$(CONFIGURED_ARCH).deb \
@@ -25,6 +27,8 @@ DERIVED_TARGETS = snmptrapd_$(SNMPD_VERSION_FULL)_$(CONFIGURED_ARCH).deb \
 		  libsnmp-dev_$(SNMPD_VERSION_FULL)_$(CONFIGURED_ARCH).deb \
 		  libsnmp-perl_$(SNMPD_VERSION_FULL)_$(CONFIGURED_ARCH).deb \
 		  tkmib_$(SNMPD_VERSION_FULL)_all.deb
+
+SNMPD_MAKE_JOBS_NUM = 1
 endif
 
 $(addprefix $(DEST)/, $(MAIN_TARGET)): $(DEST)/% :
@@ -43,9 +47,9 @@ $(addprefix $(DEST)/, $(MAIN_TARGET)): $(DEST)/% :
 	stg import -s ../patch-$(SNMPD_VERSION)/series
 
 ifneq ($(CROSS_BUILD_ENVIRON), y)
-	dpkg-buildpackage -rfakeroot -b -d -us -uc -j1 --admindir $(SONIC_DPKG_ADMINDIR)
+	dpkg-buildpackage -rfakeroot -b -d -us -uc -j$(SNMPD_MAKE_JOBS_NUM) --admindir $(SONIC_DPKG_ADMINDIR)
 else
-	PYTHONPATH=/usr/lib/python2.7/plat-arm-linux-gnueabihf/ dpkg-buildpackage -rfakeroot -b -d -us -uc -a$(CONFIGURED_ARCH) -Pcross,nocheck -j1 --admindir $(SONIC_DPKG_ADMINDIR)
+	PYTHONPATH=/usr/lib/python2.7/plat-arm-linux-gnueabihf/ dpkg-buildpackage -rfakeroot -b -d -us -uc -a$(CONFIGURED_ARCH) -Pcross,nocheck -j$(SNMPD_MAKE_JOBS_NUM) --admindir $(SONIC_DPKG_ADMINDIR)
 endif
 	popd
 

src/snmpd/patch-5.9+dfsg/0009-Makefile.in-agent-Makefile.in-Fix-parallel-compilati.patch

@@ -0,0 +1,40 @@
+From 855e1c28dad53d6263c6c0c302438d2dc3128cc5 Mon Sep 17 00:00:00 2001
+From: Bart Van Assche <bvanassche@acm.org>
+Date: Wed, 14 Apr 2021 09:35:24 -0700
+Subject: [PATCH] Makefile.in, agent/Makefile.in: Fix parallel compilation
+
+See also https://github.com/net-snmp/net-snmp/issues/283 .
+---
+ Makefile.in       | 2 +-
+ agent/Makefile.in | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/Makefile.in b/Makefile.in
+index ed729604fc..3271823143 100644
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -179,7 +179,7 @@ perlmodules: perlmakefiles subdirs
+
+ perlmakefiles: perl/Makefile net-snmp-config-x
+
+-perl/Makefile: perl/Makefile.PL
++perl/Makefile: perl/Makefile.PL subdirs
+ 	dir=`pwd` &&							\
+ 	cd perl &&							\
+ 	if false; then							\
+diff --git a/agent/Makefile.in b/agent/Makefile.in
+index b5d692d7fe..3dab06eabd 100644
+--- a/agent/Makefile.in
++++ b/agent/Makefile.in
+@@ -303,7 +303,7 @@ libnetsnmpagent.$(LIB_EXTENSION)$(LIB_VERSION):    ${LLIBAGENTOBJS} $(USELIBS)
+ 	$(LIB_LD_CMD) $(AGENTLIB) ${LLIBAGENTOBJS} $(USELIBS) ${LAGENTLIBS} @LD_NO_UNDEFINED@ $(LDFLAGS) $(PERLLDOPTS_FOR_LIBS) @AGENTLIBS@
+ 	$(RANLIB) $(AGENTLIB)
+
+-libnetsnmpmibs.$(LIB_EXTENSION)$(LIB_VERSION): ${LMIBOBJS} $(AGENTLIB) $(USELIBS)
++libnetsnmpmibs.$(LIB_EXTENSION)$(LIB_VERSION): ${LMIBOBJS} $(AGENTLIB) $(USELIBS) subdirs
+ 	$(LIB_LD_CMD) $(MIBLIB) ${LMIBOBJS} $(AGENTLIB) $(USELIBS) @LD_NO_UNDEFINED@ $(LDFLAGS) ${LMIBLIBS} $(PERLLDOPTS_FOR_LIBS) @AGENTLIBS@
+ 	$(RANLIB) $(MIBLIB)
+
+-- 
+2.34.1
+

src/snmpd/patch-5.9+dfsg/0010-Makefile.in-Make-sure-that-sedscript-is-built-before.patch

@@ -0,0 +1,41 @@
+From 9ea3d8b93c9bb7da7fea13ee6c92356a6b82a5fb Mon Sep 17 00:00:00 2001
+From: Bart Van Assche <bvanassche@acm.org>
+Date: Wed, 14 Apr 2021 20:03:15 -0700
+Subject: [PATCH] Makefile.in: Make sure that 'sedscript' is built before
+ subdirectories
+
+This is a follow-up for commit 855e1c28dad5 ("Makefile.in, agent/Makefile.in:
+Fix parallel compilation").
+---
+ Makefile.in    | 1 +
+ Makefile.rules | 2 +-
+ 2 files changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/Makefile.in b/Makefile.in
+index 3271823143..f1cbbf5ca3 100644
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -6,6 +6,7 @@
+ VPATH		= @srcdir@
+
+ SUBDIRS		= snmplib @MAINSUBS@
++SUBDIRDEPS      = sedscript
+ FTSUBDIRS	= @FTMAINSUBS@ snmplib
+ TESTDIRS	= testing
+
+diff --git a/Makefile.rules b/Makefile.rules
+index 92082e5429..100e0011ee 100644
+--- a/Makefile.rules
++++ b/Makefile.rules
+@@ -70,7 +70,7 @@ cleanfeaturessubdirs:
+ 		> $(top_builddir)/include/net-snmp/feature-details.h
+ 	$(FEATURECHECK) --feature-global $(top_builddir)/include/net-snmp/feature-details.h $(mysubdir) $< $@ $(CC) -E $(CPPFLAGS) $(CFLAGS) -c
+
+-subdirs:
++subdirs: $(SUBDIRDEPS)
+ 	@if test "$(SUBDIRS)" != ""; then \
+ 		it="$(SUBDIRS)" ; \
+ 		for i in $$it ; do \
+-- 
+2.34.1
+

src/snmpd/patch-5.9+dfsg/0011-agent-Makefile.in-Build-the-MIB-module-code-once.patch

@@ -0,0 +1,46 @@
+From 51128ad095074488992982fa23ae641f7c7be4ae Mon Sep 17 00:00:00 2001
+From: Bart Van Assche <bvanassche@acm.org>
+Date: Sun, 11 Jul 2021 14:40:56 -0700
+Subject: [PATCH] agent/Makefile.in: Build the MIB module code once
+
+Fixes: 91033077790c ("remake make's Makefile's to make better making")
+Signed-off-by: Srivalli231@github.com
+[bvanassche: added patch description]
+---
+ agent/Makefile.in | 13 ++++++++-----
+ 1 file changed, 8 insertions(+), 5 deletions(-)
+
+diff --git a/agent/Makefile.in b/agent/Makefile.in
+index 634e912b8c..047d880bf4 100644
+--- a/agent/Makefile.in
++++ b/agent/Makefile.in
+@@ -15,8 +15,8 @@ mysubdir=agent
+ #
+ # what to install
+ #
+-SUBDIRS=helpers mibgroup
+-FTSUBDIRS=mibgroup helpers
++SUBDIRS=helpers
++FTSUBDIRS=helpers
+
+ INSTALLSBINPROGS= @SNMPD@
+ INSTALLLIBS	= libnetsnmpagent.$(LIB_EXTENSION)$(LIB_VERSION)
+@@ -273,9 +273,12 @@ FTAGENTOBJS=snmpd.ft @other_ftagentobjs@
+ #
+ # Define OBJS and LOBJS for clean target (just this directory)
+ #
+-OBJS		= $(LIBAGENTOBJS)  $(AGENTOBJS)  mib_modules.o  auto_nlist.o
+-LOBJS		= $(LLIBAGENTOBJS) $(LAGENTOBJS) mib_modules.lo auto_nlist.lo
+-FTOBJS		= $(LLIBAGENTFTS) $(FTAGENTOBJS) mib_modules.ft auto_nlist.ft
++OBJS		= $(LIBAGENTOBJS)  $(MIBOBJS)   $(AGENTOBJS)   \
++		  mib_modules.o  auto_nlist.o
++LOBJS		= $(LLIBAGENTOBJS) $(LMIBOBJS)  $(LAGENTOBJS)  \
++		  mib_modules.lo auto_nlist.lo
++FTOBJS		= $(LLIBAGENTFTS)  $(FTMIBOBJS) $(FTAGENTOBJS) \
++		  mib_modules.ft auto_nlist.ft
+
+ FEATUREFILE     = $(top_builddir)/include/net-snmp/agent/features.h
+
+-- 
+2.34.1
+

src/snmpd/patch-5.9+dfsg/0012-agent-Makefile.in-Unbreak-the-enable-minimalist-buil.patch

@@ -0,0 +1,30 @@
+From 51f315046a0bec13934930edde9c145b31bf7d53 Mon Sep 17 00:00:00 2001
+From: Bart Van Assche <bvanassche@acm.org>
+Date: Sun, 24 Jul 2022 16:45:05 -0700
+Subject: [PATCH] agent/Makefile.in: Unbreak the --enable-minimalist build
+
+Build the features rules in the mibgroup directory before building the
+features rules in the helpers directory.
+
+Fixes: 51128ad09507 ("agent/Makefile.in: Build the MIB module code once")
+Fixes: https://github.com/net-snmp/net-snmp/issues/438
+---
+ agent/Makefile.in | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/agent/Makefile.in b/agent/Makefile.in
+index 047d880bf4..44f8818d29 100644
+--- a/agent/Makefile.in
++++ b/agent/Makefile.in
+@@ -16,7 +16,7 @@ mysubdir=agent
+ # what to install
+ #
+ SUBDIRS=helpers
+-FTSUBDIRS=helpers
++FTSUBDIRS=mibgroup helpers
+
+ INSTALLSBINPROGS= @SNMPD@
+ INSTALLLIBS	= libnetsnmpagent.$(LIB_EXTENSION)$(LIB_VERSION)
+-- 
+2.34.1
+

src/snmpd/patch-5.9+dfsg/0013-enable-parallel-build-for-net-snmp.patch

@@ -0,0 +1,18 @@
+diff --git a/debian/rules b/debian/rules
+index b23b335..d37413c 100755
+--- a/debian/rules
++++ b/debian/rules
+@@ -31,10 +31,6 @@ endif
+ %:
+ 	dh $@
+
+-# The net-snmp Makefiles cannot handle parallel builds
+-override_dh_auto_build:
+-	dh_auto_build --no-parallel
+-
+ override_dh_auto_configure:
+ 	dh_auto_configure -- --prefix=/usr --sysconfdir=/etc --mandir=/usr/share/man \
+ 	  --with-persistent-directory=/var/lib/snmp \
+-- 
+2.34.1
+

src/snmpd/patch-5.9+dfsg/series

@@ -3,4 +3,9 @@
 #0006-From-Jiri-Cervenka-snmpd-Fixed-agentx-crashing-and-or-freezing-on-timeout.patch
 #0007-Linux-VRF-5.7.3-Support.patch
 0008-Enable-macro-DEB_BUILD_ARCH_OS-in-order-to-build-ipv.patch
+0009-Makefile.in-agent-Makefile.in-Fix-parallel-compilati.patch
+0010-Makefile.in-Make-sure-that-sedscript-is-built-before.patch
+0011-agent-Makefile.in-Build-the-MIB-module-code-once.patch
+0012-agent-Makefile.in-Unbreak-the-enable-minimalist-buil.patch
+0013-enable-parallel-build-for-net-snmp.patch
 cross-compile-changes.patch