From f4d2b5906965a15e3b3cf03664802b2870fd11698cb7bb3d5616cbf610e2a58c Mon Sep 17 00:00:00 2001
From: Hrvoje Senjan <hrvoje.senjan@gmail.com>
Date: Wed, 12 Mar 2014 02:02:49 +0000
Subject: [PATCH] OBS-URL:
 https://build.opensuse.org/package/show/KDE:Frameworks5/kinit?expand=0&rev=11

---
 kinit.spec             |  6 +++-
 use-capabilities.patch | 62 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 67 insertions(+), 1 deletion(-)
 create mode 100644 use-capabilities.patch

diff --git a/kinit.spec b/kinit.spec
index 8e04b10..c8e2622 100644
--- a/kinit.spec
+++ b/kinit.spec
@@ -33,12 +33,15 @@ BuildRequires:  pkgconfig(Qt5DBus) >= 5.2.0
 BuildRequires:  pkgconfig(Qt5Gui) >= 5.2.0
 BuildRequires:  pkgconfig(Qt5Widgets) >= 5.2.0
 BuildRequires:  pkgconfig(x11)
+BuildRequires:  libcap-devel
 PreReq:         permissions
+PreReq:         libcap-progs
 Summary:        Helper library to speed up start of applications on KDE workspaces
 License:        LGPL-2.1+
 Group:          System/GUI/KDE
 Url:            http://www.kde.org
 Source0:        kinit-%{version}.tar.xz
+Patch0:         use-capabilities.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
 %description
@@ -57,6 +60,7 @@ booting UNIX. Development files.
 
 %prep
 %setup -q
+%patch0 -p1
 
 %build
   %cmake_kf5 -d build -- -DCMAKE_CXX_FLAGS="%{optflags} -fpie" -DCMAKE_C_FLAGS="%{optflags} -fpie" -DCMAKE_SHARED_LINKER_FLAGS="-pie" -DCMAKE_EXE_LINKER_FLAGS="-pie" -DCMAKE_MODULE_LINKER_FLAGS="-pie"
@@ -90,7 +94,7 @@ echo "setBadness('permissions-file-setuid-bit', 998)" > $RPM_SOURCE_DIR/%name-rp
 %{_kf5_libdir}/libkdeinit5_klauncher.so
 %{_kf5_libexecdir}/klauncher
 %{_kf5_bindir}/kshell5
-%verify(not mode caps) %attr(4755,root,root) %{_kf5_libexecdir}/start_kdeinit
+%caps(cap_sys_resource=ep) %{_kf5_libexecdir}/start_kdeinit
 %{_kf5_libexecdir}/start_kdeinit_wrapper
 
 %files devel
diff --git a/use-capabilities.patch b/use-capabilities.patch
new file mode 100644
index 0000000..80ce0bc
--- /dev/null
+++ b/use-capabilities.patch
@@ -0,0 +1,62 @@
+diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
+index c53e1de..f29ec47 100644
+--- a/ConfigureChecks.cmake
++++ b/ConfigureChecks.cmake
+@@ -13,3 +13,4 @@ check_include_files(sys/exec.h  HAVE_SYS_EXEC_H)
+ check_function_exists(pstat HAVE_PSTAT)
+ check_function_exists(setproctitle HAVE_SETPROCTITLE)
+ check_library_exists(socket connect "" HAVE_SOCKET_LIBRARY)
++check_library_exists(cap cap_init "" HAVE_CAPABILITIES)
+diff --git a/src/start_kdeinit/CMakeLists.txt b/src/start_kdeinit/CMakeLists.txt
+index 6bfc496..0c513de 100644
+--- a/src/start_kdeinit/CMakeLists.txt
++++ b/src/start_kdeinit/CMakeLists.txt
+@@ -9,6 +9,6 @@ if (CMAKE_SYSTEM_NAME MATCHES Linux)
+     set(KDEINIT_OOM_PROTECT 1)
+     install(CODE "
+       set(START_KDEINIT_PATH \"\$ENV{DESTDIR}${CMAKE_INSTALL_PREFIX}/${LIBEXEC_INSTALL_DIR}/start_kdeinit\")
+-        EXECUTE_PROCESS(COMMAND sh -c \"chown 0 '\${START_KDEINIT_PATH}' && chmod u+s '\${START_KDEINIT_PATH}'\")
++        EXECUTE_PROCESS(COMMAND sh -c \"setcap 'CAP_SYS_RESOURCE=+ep' '\${START_KDEINIT_PATH}'\")
+     ")
+ endif ()
+diff --git a/src/start_kdeinit/start_kdeinit.c b/src/start_kdeinit/start_kdeinit.c
+index 3c733e7..26d2843 100644
+--- a/src/start_kdeinit/start_kdeinit.c
++++ b/src/start_kdeinit/start_kdeinit.c
+@@ -27,6 +27,10 @@
+ #include <string.h>
+ #include <sys/stat.h>
+ #include <unistd.h>
++#ifdef HAVE_CAPABILITIES
++#include <sys/capability.h>
++#endif
++
+ 
+ #define EXECUTE CMAKE_INSTALL_PREFIX"/"BIN_INSTALL_DIR "/kdeinit5"
+ 
+@@ -98,6 +102,10 @@ int main(int argc, char **argv)
+     unsigned i;
+     char **orig_environ = NULL;
+     char header[ 7 ];
++#ifdef HAVE_CAPABILITIES
++    cap_t caps;
++#endif
++
+     if (pipe(pipes) < 0) {
+         perror("pipe()");
+         return 1;
+@@ -111,6 +119,14 @@ int main(int argc, char **argv)
+         perror("fork()");
+         return 1;
+     default: /* parent, drop privileges and exec */
++#ifdef HAVE_CAPABILITIES
++        caps = cap_init();
++        if (cap_set_proc(caps) < 0) {
++            perror("cap_set_proc()");
++            return 1;
++        }
++        cap_free(caps);
++#endif
+         if (setgid(getgid())) {
+             perror("setgid()");
+             return 1;