Make spl directory setable when building rpms and add --buildroot

This adds ability to set the location of spl via defines when
building from the spec files.  This is useful for build systems
that build spl and zfs together without installing the actual rpms.

Signed-off-by: Nathaniel Clark <[email protected]>
Signed-off-by: Brian Behlendorf <[email protected]>
Closes #1486

1 files changed, 26 insertions, 4 deletions

diff --git a/rpm/generic/zfs-kmod.spec.in b/rpm/generic/zfs-kmod.spec.in
index 9c427f76f..cec3f3f71 100644
--- a/rpm/generic/zfs-kmod.spec.in
+++ b/rpm/generic/zfs-kmod.spec.in
@@ -47,7 +47,7 @@ BuildRequires:             spl-devel-kmod = %{version}
 # Kmodtool does its magic here.  A patched version of kmodtool is shipped
 # with the source rpm until kmod development packages are supported upstream.
 # https://bugzilla.rpmfusion.org/show_bug.cgi?id=2714
-%{expand:%(bash %{SOURCE10} --target %{_target_cpu} --kmodname %{name} --devel %{?prefix:--prefix "%{?prefix}"} %{?kernels:--for-kernels "%{?kernels}"} 2>/dev/null) }
+%{expand:%(bash %{SOURCE10} --target %{_target_cpu} --kmodname %{name} --devel %{?prefix:--prefix "%{?prefix}"} %{?kernels:--for-kernels "%{?kernels}"} %{?kernelbuildroot:--buildroot "%{?kernelbuildroot}"} 2>/dev/null) }
 
 
 %description
@@ -58,7 +58,7 @@ This package contains the ZFS kernel modules.
 %{?kmodtool_check}
 
 # Print kmodtool output for debugging purposes:
-bash %{SOURCE10}  --target %{_target_cpu}  --repo %{repo} --kmodname %{name} --devel %{?prefix:--prefix "%{?prefix}"} %{?kernels:--for-kernels "%{?kernels}"} 2>/dev/null
+bash %{SOURCE10}  --target %{_target_cpu}  --repo %{repo} --kmodname %{name} --devel %{?prefix:--prefix "%{?prefix}"} %{?kernels:--for-kernels "%{?kernels}"} %{?kernelbuildroot:--buildroot "%{?kernelbuildroot}"} 2>/dev/null
 
 %if %{with debug}
     %define debug --enable-debug
@@ -72,6 +72,28 @@ bash %{SOURCE10}  --target %{_target_cpu}  --repo %{repo} --kmodname %{name} --d
     %define debug_dmu_tx --disable-debug-dmu-tx
 %endif
 
+#
+# Allow the overriding of spl locations
+#
+%if %{defined require_splver}
+%define splver %{require_splver}
+%else
+%define splver %{version}
+%endif
+
+%if %{defined require_spldir}
+%define spldir %{require_spldir}
+%else
+%define spldir %{_usrsrc}/spl-%{splver}
+%endif
+
+%if %{defined require_splobj}
+%define splobj %{require_splobj}
+%else
+%define splobj %{spldir}/${kernel_version%%___*}
+%endif
+
+
 # Leverage VPATH from configure to avoid making multiple copies.
 %define _configure ../%{module}-%{version}/configure
 
@@ -98,8 +120,8 @@ for kernel_version in %{?kernel_versions}; do
         fi)" \
         --with-linux-obj="/lib/modules/${kernel_version%%___*}/build" \
 %endif
-        --with-spl="/usr/src/spl-%{version}" \
-        --with-spl-obj="/usr/src/spl-%{version}/${kernel_version%%___*}" \
+        --with-spl="%{spldir}" \
+        --with-spl-obj="%{splobj}" \
         %{debug} \
         %{debug_dmu_tx}
     make %{?_smp_mflags}