Copies libgcc_s.so.1 so that libpthreads doesn't fail in ZFS 0.7.0

CHANGES

@@ -1,3 +1,8 @@
+6.8.1
+------------
+- Including 'libgcc_s.so.1' in the initramfs due to ZFS 0.7.0's pthreads loading it during runtime.
+  https://github.com/zfsonlinux/zfs/issues/4749
+
 6.8.0
 ------------
 - udev/eudev/or systemd-udev is now required.

README

@@ -1,4 +1,4 @@
-Bliss Initramfs - v6.8.0
+Bliss Initramfs - v6.8.1
 Jonathan Vasquez <jvasquez1011@gmail.com>
 Mozilla Public License v2.0
 

pkg/libs/Core.py

@@ -372,6 +372,26 @@ def LastSteps(cls):
             Tools.ActivateTriggerInInit(var.useAddonLine)
             call(["sed", "-i", "-e", var.addonModulesLine + "s/\"\"/\"" + " ".join(Addon.GetFiles()) + "\"/", var.temp + "/init"])
 
+        cls.CopyLibGccLibrary()
+
+    # Copy the 'libgcc' library so that when libpthreads loads it during runtime, it works.
+    # https://github.com/zfsonlinux/zfs/issues/4749
+    @classmethod
+    def CopyLibGccLibrary(cls):
+        cmd = "gcc-config -L | cut -d ':' -f 1"
+        res = Tools.Run(cmd)
+
+        if len(res) < 1:
+            Tools.Fail("Unable to retrieve gcc library path!")
+
+        libgcc_filename = "libgcc_s.so"
+        libgcc_filename_main = libgcc_filename + ".1"
+        libgcc_path = res[0] + "/" + libgcc_filename_main
+
+        Tools.SafeCopy(libgcc_path, var.llib64)
+        os.chdir(var.llib64)
+        os.symlink(libgcc_filename_main, libgcc_filename)
+
     # Create the initramfs
     @classmethod
     def CreateInitramfs(cls):

pkg/libs/Tools.py

@@ -214,6 +214,14 @@ def CopyConfigOrWarn(cls, targetConfig):
         else:
             Tools.Warn(targetConfig + " was not detected on this system. The default settings will be used.")
 
+    # Runs a shell command and returns its output
+    @classmethod
+    def Run(cls, command):
+        try:
+            return check_output(command, universal_newlines=True, shell=True).strip().split("\n")
+        except:
+            Tools.Fail("An error occured while processing the following command: " + command)
+
     ####### Message Functions #######
 
     # Returns the string with a color to be used in bash

pkg/libs/Variables.py

@@ -14,7 +14,7 @@
 author = "Jonathan Vasquez"
 email = "jvasquez1011@gmail.com"
 contact = author + " <" + email + ">"
-version = "6.8.0"
+version = "6.8.1"
 license = "Mozilla Public License 2.0"
 
 # Locations