Check kernel source directory for SPL

ZFS fails to build when SPL is built into the kernel on unless
--with-spl=/path/to/kernel/sources is specified. We fallback to the
kernel sources directory when SPL is not found elsewhere to resolve
that.

Signed-off-by: Richard Yao <[email protected]>
Signed-off-by: Brian Behlendorf <[email protected]>
Closed #896

1 files changed, 14 insertions, 0 deletions

diff --git a/configure b/configure
index 83fc2a89c..714aaad2c 100755
--- a/configure
+++ b/configure
@@ -12306,6 +12306,13 @@ fi
 fi
 
 
+								if test -z "$sourcelink" || test ! -e $sourcelink/spl_config.h; then
+
+			sourcelink="$LINUX"
+
+fi
+
+
 		if test -e $sourcelink/spl_config.h; then
 
 			splsrc=`readlink -f ${sourcelink}`
@@ -19915,6 +19922,13 @@ fi
 fi
 
 
+								if test -z "$sourcelink" || test ! -e $sourcelink/spl_config.h; then
+
+			sourcelink="$LINUX"
+
+fi
+
+
 		if test -e $sourcelink/spl_config.h; then
 
 			splsrc=`readlink -f ${sourcelink}`