Add preliminary check for xattr library compliance

This addition makes the build script more robust in the case of a legacy-compliant xattr library, allowing a successful build.

1 files changed, 9 insertions, 3 deletions

diff --git a/PKGBUILD b/PKGBUILD
index 29dd81e63ceb..6de3b50be5e8 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -46,9 +46,15 @@ build() {
   export CGO_CFLAGS="-I${srcdir}/go/deps/sqlite/ -I${srcdir}/go/deps/dqlite/include/"
   export CGO_LDFLAGS="-L${srcdir}/go/deps/sqlite/.libs/ -L${srcdir}/go/deps/dqlite/.libs/"
   export LD_LIBRARY_PATH="${srcdir}/go/deps/sqlite/.libs/:${srcdir}/go/deps/dqlite/.libs/"
-  # Fix for error "attr/xattr.h: No such file or directory"
-  cd "${GOPATH}/src/${go_base}/../"
-  sed -i '/#include <attr\/xattr.h>/c\#include <sys\/xattr.h>' ./lxd/shared/idmap/shift_linux.go
+  # Fix error "attr/xattr.h: No such file or directory", but only if it's needed
+  if [ -e "/usr/include/attr/xattr.h" ] || [ -L "/usr/include/attr/xattr.h" ] ; then
+      :
+  elif [ -e "/usr/include/sys/xattr.h" ] || [ -L "/usr/include/sys/xattr.h" ] ; then
+        cd "${GOPATH}/src/${go_base}/../"
+        sed -i '/#include <attr\/xattr.h>/c\#include <sys\/xattr.h>' ./lxd/shared/idmap/shift_linux.go
+  else
+      echo "Error: you are using a non-compliant attrs library!"
+  fi
   # Normal execution
   cd "${GOPATH}/src/${go_base}"
   # Fix for error "Missing custom libsqlite3[...]" (pt.2/2)