Re: [PATCH v7 11/11] gnulib-tool: fall back into copy if symbolic link is not supported

[Paul Eggert]

Thanks, I installed the attached somewhat-different patch instead. 
Please give it a try. Also, I installed the other two gnulib patches 
pretty much as-is.
diff --git a/ChangeLog b/ChangeLog
index 5bedafa..80d496e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2016-01-15  Paul Eggert  <eggert@cs.ucla.edu>
+            KO Myung-Hun  <komh@chollian.net>
+
+	gnulib-tool: don't assume ln -s works
+	* gnulib-tool (func_ln_s): New function.
+	(func_ln): Use it.
+
 2016-01-15  KO Myung-Hun  <komh@chollian.net>
 
 	utimes: detect utimes() correctly on OS/2 kLIBC
diff --git a/gnulib-tool b/gnulib-tool
index 34676f9..dc4eb87 100755
--- a/gnulib-tool
+++ b/gnulib-tool
@@ -767,23 +767,44 @@ func_relconcat ()
   done
 }
 
+# func_ln_s SRC DEST
+# Like ln -s, except use cp -p if ln -s fails.
+func_ln_s ()
+{
+  ln -s "$1" "$2" || {
+    echo "$progname: ln -s failed; falling back on cp -p" >&2
+    symbolic=
+    lsymbolic=
+    do_copyrights=true
+
+    case "$1" in
+      /* | ?:*) # SRC is absolute.
+        cp_src=$1 ;;
+      *) # SRC is relative to the directory of DEST.
+        cp_src=${2%/*}/$1 ;;
+    esac
+
+    cp -p "$cp_src" "$2"
+  }
+}
+
 # func_ln SRC DEST
-# Like ln -s, except that SRC is given relative to the current directory (or
+# Like func_ln_s, except that SRC is given relative to the current directory (or
 # absolute), not given relative to the directory of DEST.
 func_ln ()
 {
   case "$1" in
     /* | ?:*)
-      ln -s "$1" "$2" ;;
+      func_ln_s "$1" "$2" ;;
     *) # SRC is relative.
       case "$2" in
         /* | ?:*)
-          ln -s "`pwd`/$1" "$2" ;;
+          func_ln_s "`pwd`/$1" "$2" ;;
         *) # DEST is relative too.
           ln_destdir=`echo "$2" | sed -e 's,[^/]*$,,'`
           test -n "$ln_destdir" || ln_destdir="."
           func_relativize "$ln_destdir" "$1"
-          ln -s "$reldir" "$2"
+          func_ln_s "$reldir" "$2"
           ;;
       esac
       ;;