Merged update from upstream sources

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Source: https://src.fedoraproject.org/rpms/nmap.git#29fdaff88f7f7d6bb4b2e3dce8f086a08c2f03db

nmap.spec

@@ -7,7 +7,7 @@ Name: nmap
 Epoch: 3
 Version: 7.80
 #global prerelease TEST5
-Release: 9%{?dist}
+Release: 11%{?dist}
 Summary: Network exploration tool and security scanner
 URL: http://nmap.org/
 # Uses combination of licenses based on GPL license, but with extra modification
@@ -31,6 +31,8 @@ Patch4: nmap-6.25-displayerror.patch
 # https://github.com/nmap/nmap/commit/33f421fd6e68fcb8ed50071661d9704717c81b2b.patch
 Patch5: nmap-unsolicited_arp_assert.patch
 Patch6: nmap-safe_fd_functions.patch
+# https://github.com/nmap/nmap/pull/2247
+Patch7: nmap_resolve_config.patch
 
 
 BuildRequires: automake make
@@ -68,6 +70,8 @@ analysis tool (nping).
 
 %package ncat
 Summary: Nmap's Netcat replacement
+Requires(post): %{_sbindir}/alternatives
+Requires(preun): %{_sbindir}/alternatives
 Obsoletes: nc < 1.109.20120711-2
 Obsoletes: nc6 < 1.00-22
 Provides: nc nc6
@@ -118,12 +122,21 @@ make DESTDIR=%{buildroot} STRIP=true install
 rm -f %{buildroot}%{_datadir}/ncat/ca-bundle.crt
 rmdir %{buildroot}%{_datadir}/ncat
 
-#we provide 'nc' replacement
-ln -s ncat.1.gz %{buildroot}%{_mandir}/man1/nc.1.gz
-ln -s ncat %{buildroot}%{_bindir}/nc
+#we provide 'nc' replacement (#1653119)
+touch %{buildroot}%{_mandir}/man1/nc.1.gz
+touch %{buildroot}%{_bindir}/nc
 
 %find_lang nmap --with-man
 
+%post ncat
+%{_sbindir}/alternatives --install %{_bindir}/nc nc %{_bindir}/ncat 10 \
+  --slave %{_mandir}/man1/nc.1.gz nc-man %{_mandir}/man1/ncat.1.gz
+
+%preun ncat
+if [ $1 -eq 0 ]; then
+  %{_sbindir}/alternatives --remove nc %{_bindir}/ncat
+fi
+
 %files -f nmap.lang
 %license COPYING*
 %doc docs/README
@@ -137,12 +150,18 @@ ln -s ncat %{buildroot}%{_bindir}/nc
 %files ncat 
 %license COPYING
 %doc ncat/docs/AUTHORS ncat/docs/README ncat/docs/THANKS ncat/docs/examples
-%{_bindir}/nc
+%ghost %{_bindir}/nc
 %{_bindir}/ncat
-%{_mandir}/man1/nc.1.gz
+%ghost %{_mandir}/man1/nc.1.gz
 %{_mandir}/man1/ncat.1.gz
 
 %changelog
+* Sun Mar 07 2021 Robert Scheck <robert@fedoraproject.org> - 3:7.80-11
+- Manage nc symlink using alternatives (#1653119)
+
+* Wed Feb 10 2021 Pavel Zhukov  <pzhukov@redhat.com> - 3:7.80-10
+- Do not listen on ipv6 if it's disabled
+
 * Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 3:7.80-9
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
 

nmap_resolve_config.patch

@@ -0,0 +1,12 @@
+diff --git a/ncat/ncat_core.c b/ncat/ncat_core.c
+index b76d5ea..9f0b0cf 100644
+--- a/ncat/ncat_core.c
++++ b/ncat/ncat_core.c
+@@ -289,6 +289,7 @@ int resolve(const char *hostname, unsigned short port,
+     int result;
+ 
+     flags = 0;
++    flags |= AI_ADDRCONFIG;
+     if (o.nodns)
+         flags |= AI_NUMERICHOST;
+