rtl-sdr/0001-Better-udev-handling.patch

From b174a5f400f08b04c7595eaabf21484c5c689967 Mon Sep 17 00:00:00 2001
From: Martin Hauke <mardnh@gmx.de>
Date: Sat, 15 Apr 2017 20:20:36 +0200
Subject: [PATCH] Better udev-handling

---
 CMakeLists.txt                    | 69 +++++++++++++++++++++++++++-----
 rtl-sdr.rules => rtl-sdr.rules.in | 84 +++++++++++++++++++--------------------
 2 files changed, 101 insertions(+), 52 deletions(-)
 rename rtl-sdr.rules => rtl-sdr.rules.in (73%)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0597600..fd468b2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -102,16 +102,65 @@ add_custom_target(uninstall
 ########################################################################
 # Install udev rules
 ########################################################################
-option(INSTALL_UDEV_RULES "Install udev rules for RTL-SDR" OFF)
-if (INSTALL_UDEV_RULES)
-    install (
-        FILES rtl-sdr.rules
-        DESTINATION "/etc/udev/rules.d"
-        COMPONENT "udev"
-        )
-else (INSTALL_UDEV_RULES)
-    message (STATUS "Udev rules not being installed, install them with -DINSTALL_UDEV_RULES=ON")
-endif (INSTALL_UDEV_RULES)
+if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
+    SET(SYSTEM_IS_LINUX TRUE)
+    SET(UDEV_OPTION_DEFAULT ON)
+else()
+    SET(SYSTEM_IS_LINUX FALSE)
+    SET(UDEV_OPTION_DEFAULT OFF)
+endif()
+
+option(INSTALL_UDEV_RULES
+    "Install udev rules for the RTLSDR"
+    ${UDEV_OPTION_DEFAULT}
+)
+
+set(UDEV_RULES_PATH
+    "/etc/udev/rules.d"
+    CACHE STRING
+    "Target directory for udev rule installation. Ensure you have permissions to write to this directory."
+)
+
+if(SYSTEM_IS_LINUX)
+    if(INSTALL_UDEV_RULES)
+        if(NOT DEFINED UDEV_RULES_GROUP)
+            foreach(group usb plugdev)
+                execute_process(COMMAND "getent" group "${group}"
+                                RESULT_VARIABLE _GETENT_RESULT
+                                OUTPUT_QUIET
+                                ERROR_QUIET)
+                if(NOT _GETENT_RESULT)
+                    message(STATUS "Setting udev rule group to - ${group}")
+                    set(UDEV_RULES_GROUP ${group})
+                    break()
+                endif(NOT _GETENT_RESULT)
+            endforeach(group)
+        endif(NOT DEFINED UDEV_RULES_GROUP)
+        if(DEFINED UDEV_RULES_GROUP)
+            set(RTLSDR_GROUP "${UDEV_RULES_GROUP}"
+                CACHE STRING "Group to associate RTL-SDR devices with in udev rules")
+            configure_file(${CMAKE_CURRENT_SOURCE_DIR}/rtl-sdr.rules.in
+                        ${CMAKE_CURRENT_BINARY_DIR}/rtl-sdr.rules
+                        @ONLY
+                        )
+            message(STATUS  "RTL-SDR udev rules will be installed to '${UDEV_RULES_PATH}' upon running 'make install'")
+            install(FILES ${CMAKE_CURRENT_BINARY_DIR}/rtl-sdr.rules
+                    DESTINATION ${UDEV_RULES_PATH}
+                    COMPONENT "udev_rules")
+        else(UDEV_RULES_GROUP)
+            message(STATUS "RTL-SDR udev rules will not be installed because no suitable group was found")
+            message(STATUS "A group can be specified with -DUDEV_RULES_GROUP=<group>")
+        endif(DEFINED UDEV_RULES_GROUP)
+    else(INSTALL_UDEV_RULES)
+        message(STATUS
+                "RTL-SDR udev rules will not be installed because INSTALL_UDEV_RULES=OFF"
+               )
+    endif(INSTALL_UDEV_RULES)
+else(SYSTEM_IS_LINUX)
+    if(INSTALL_UDEV_RULES)
+        message(STATUS "udev rules not supported on this platform. Hide this message via -DINSTALL_UDEV_RULES=Off")
+    endif(INSTALL_UDEV_RULES)
+endif(SYSTEM_IS_LINUX)
 
 option(DETACH_KERNEL_DRIVER "Detach kernel driver if loaded" OFF)
 if (DETACH_KERNEL_DRIVER)
diff --git a/rtl-sdr.rules b/rtl-sdr.rules.in
similarity index 73%
rename from rtl-sdr.rules
rename to rtl-sdr.rules.in
index b2f4054..9b83b10 100644
--- a/rtl-sdr.rules
+++ b/rtl-sdr.rules.in
@@ -16,127 +16,127 @@
 #
 
 # original RTL2832U vid/pid (hama nano, for example)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0bda", ATTRS{idProduct}=="2832", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0bda", ATTRS{idProduct}=="2832", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # RTL2832U OEM vid/pid, e.g. ezcap EzTV668 (E4000), Newsky TV28T (E4000/R820T) etc.
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0bda", ATTRS{idProduct}=="2838", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0bda", ATTRS{idProduct}=="2838", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # DigitalNow Quad DVB-T PCI-E card (4x FC0012?)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0413", ATTRS{idProduct}=="6680", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0413", ATTRS{idProduct}=="6680", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Leadtek WinFast DTV Dongle mini D (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0413", ATTRS{idProduct}=="6f0f", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0413", ATTRS{idProduct}=="6f0f", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Genius TVGo DVB-T03 USB dongle (Ver. B)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0458", ATTRS{idProduct}=="707f", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0458", ATTRS{idProduct}=="707f", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec Cinergy T Stick Black (rev 1) (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00a9", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00a9", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec NOXON rev 1 (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b3", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b3", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec Deutschlandradio DAB Stick (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b4", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b4", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec NOXON DAB Stick - Radio Energy (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b5", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b5", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec Media Broadcast DAB Stick (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b7", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b7", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec BR DAB Stick (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b8", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b8", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec WDR DAB Stick (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b9", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00b9", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec MuellerVerlag DAB Stick (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00c0", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00c0", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec Fraunhofer DAB Stick (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00c6", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00c6", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec Cinergy T Stick RC (Rev.3) (E4000)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00d3", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00d3", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec T Stick PLUS (E4000)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00d7", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00d7", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Terratec NOXON rev 2 (E4000)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00e0", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0ccd", ATTRS{idProduct}=="00e0", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # PixelView PV-DT235U(RN) (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1554", ATTRS{idProduct}=="5020", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1554", ATTRS{idProduct}=="5020", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Astrometa DVB-T/DVB-T2 (R828D)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="15f4", ATTRS{idProduct}=="0131", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="15f4", ATTRS{idProduct}=="0131", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # HanfTek DAB+FM+DVB-T
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="15f4", ATTRS{idProduct}=="0133", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="15f4", ATTRS{idProduct}=="0133", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Compro Videomate U620F (E4000)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="185b", ATTRS{idProduct}=="0620", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="185b", ATTRS{idProduct}=="0620", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Compro Videomate U650F (E4000)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="185b", ATTRS{idProduct}=="0650", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="185b", ATTRS{idProduct}=="0650", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Compro Videomate U680F (E4000)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="185b", ATTRS{idProduct}=="0680", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="185b", ATTRS{idProduct}=="0680", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # GIGABYTE GT-U7300 (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d393", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d393", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # DIKOM USB-DVBT HD
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d394", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d394", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Peak 102569AGPK (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d395", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d395", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # KWorld KW-UB450-T USB DVB-T Pico TV (TUA9001)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d397", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d397", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Zaapa ZT-MINDVBZP (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d398", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d398", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # SVEON STV20 DVB-T USB & FM (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d39d", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d39d", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Twintech UT-40 (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d3a4", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d3a4", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # ASUS U3100MINI_PLUS_V2 (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d3a8", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d3a8", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # SVEON STV27 DVB-T USB & FM (FC0013)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d3af", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d3af", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # SVEON STV21 DVB-T USB & FM
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d3b0", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1b80", ATTRS{idProduct}=="d3b0", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Dexatek DK DVB-T Dongle (Logilink VG0002A) (FC2580)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1101", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1101", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Dexatek DK DVB-T Dongle (MSI DigiVox mini II V3.0)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1102", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1102", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Dexatek DK 5217 DVB-T Dongle (FC2580)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1103", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1103", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # MSI DigiVox Micro HD (FC2580)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1104", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1d19", ATTRS{idProduct}=="1104", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Sweex DVB-T USB (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="a803", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="a803", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # GTek T803 (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="b803", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="b803", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # Lifeview LV5TDeluxe (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="c803", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="c803", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # MyGica TD312 (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="d286", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="d286", MODE:="0660", GROUP="@RTLSDR_GROUP@"
 
 # PROlectrix DV107669 (FC0012)
-SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="d803", MODE:="0666"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1f4d", ATTRS{idProduct}=="d803", MODE:="0660", GROUP="@RTLSDR_GROUP@"
-- 
2.12.0