Fix lbuild building and 2.6

[fs/lustre-release.git] / build / suse-functions.sh

diff --git a/build/suse-functions.sh b/build/suse-functions.sh
new file mode 100644 (file)
index 0000000..a7e421d
--- /dev/null
+++ b/build/suse-functions.sh
@@ -0,0 +1,22 @@
+# Readlink is not present on some older distributions: emulate it.
+readlink() {
+    local path=$1 ll
+
+    if [ -L "$path" ]; then
+       ll="$(LC_ALL=C ls -l "$path" 2> /dev/null)" &&
+       echo "${ll/* -> }"
+    else
+       return 1
+    fi
+}
+relink() {
+    if [ -h "$2" ]; then
+       local old=$(readlink "$2")
+       [ "$old" = "$1" ] && return 0
+       echo "Changing symlink $2 from $old to $1"
+    elif [ -e "$2" ]; then
+       echo "Replacing file $2 with symlink to $1"
+    fi
+    rm -f "$2" \
+    && ln -s "$1" "$2"
+}