import libcap-ng-0.7.9-5.el8

SOURCES/libcap-ng-0.7.9-fixatfork.patch

@@ -0,0 +1,28 @@
+--- libcap-ng-0.7.9/src/cap-ng.c.noatfork
++++ libcap-ng-0.7.9/src/cap-ng.c
+@@ -153,15 +153,6 @@
+ 					CAPNG_NEW,
+ 					{0, 0} };
+ 
+-
+-/*
+- * The pthread_atfork function is being made weak so that we can use it
+- * if the program is linked with pthreads and not requiring it for
+- * everything that uses libcap-ng.
+- */
+-extern int __attribute__((weak)) pthread_atfork(void (*prepare)(void),
+-	void (*parent)(void), void (*child)(void));
+-
+ /*
+  * Reset the state so that init gets called to erase everything
+  */
+@@ -173,8 +164,7 @@
+ static void init_lib(void) __attribute__ ((constructor));
+ static void init_lib(void)
+ {
+-	if (pthread_atfork)
+-		pthread_atfork(NULL, NULL, deinit);
++	pthread_atfork(NULL, NULL, deinit);
+ }
+ 
+ static void init(void)

SPECS/libcap-ng.spec

@@ -3,12 +3,13 @@
 Summary: An alternate posix capabilities library
 Name: libcap-ng
 Version: 0.7.9
-Release: 4%{?dist}
+Release: 5%{?dist}
 License: LGPLv2+
 URL: http://people.redhat.com/sgrubb/libcap-ng
 Source0: http://people.redhat.com/sgrubb/libcap-ng/%{name}-%{version}.tar.gz
 Patch1: libcap-ng-0.8-permitted.patch
 Patch2: libcap-ng-filecap-enodata.patch
+Patch3: libcap-ng-0.7.9-fixatfork.patch
 BuildRequires: gcc
 BuildRequires: kernel-headers >= 2.6.11
 BuildRequires: libattr-devel
@@ -49,8 +50,9 @@ lets you set the file system based capabilities.
 
 %prep
 %setup -q
-%patch1 -p1
+%patch1 -p1 -b .permitted
-%patch2 -p1
+%patch2 -p1 -b .filecap-enodata
+%patch3 -p1 -b .fixatfork
 
 %build
 %configure --libdir=/%{_lib} --with-python=no --with-python3
@@ -103,6 +105,9 @@ make check
 %attr(0644,root,root) %{_mandir}/man8/*
 
 %changelog
+* Tue Nov 05 2019 Marek Tamaskovic <mtamasko@redhat.com> 0.7.9-5
+resolves: rhbz#1740775 - segfault after dlclose
+
 * Tue Jan 08 2019 Steve Grubb <sgrubb@redhat.com> 0.7.9-4
 resolves: rhbz#1599364 - filecap fails of files with no capabilities