textproc/ocaml-csv: the port had been improved (+)

- Unbreak against immutable strings in OCaml 4.06+
- Define LICENSE (GNU LGPL version 2.1 or later)
- Drop unused dependency on `devel/ocaml-extlib'
- Hook the provided test target to our framework
- Fix wording and grammar of the port description

1 files changed, 20 insertions, 0 deletions

diff --git a/textproc/ocaml-csv/files/patch-src_csv.mli b/textproc/ocaml-csv/files/patch-src_csv.mli
new file mode 100644
index 000000000000..ecccf681add9
--- /dev/null
+++ b/textproc/ocaml-csv/files/patch-src_csv.mli
@@ -0,0 +1,20 @@
+--- src/csv.mli.orig	2010-06-14 11:17:06 UTC
++++ src/csv.mli
+@@ -37,7 +37,7 @@ type t = string list list
+ (** The most basic input object for best interoperability. *)
+ class type in_obj_channel =
+ object
+-  method input : string -> int -> int -> int
++  method input : bytes -> int -> int -> int
+     (** [input buf ofs len] reads up to [len] octets from the channel
+         and puts them in the substring [buf.[ofs .. ofs+len-1]].
+         Returns the number of octets actually read (and stored).  When
+@@ -52,7 +52,7 @@ end
+ (** The most basic output object for best interoperability. *)
+ class type out_obj_channel =
+ object
+-  method output : string -> int -> int -> int
++  method output : bytes -> int -> int -> int
+     (** [output s ofs len] writes up to [len] bytes of the substring
+         [s.[ofs .. ofs+len-1]].  Return the number of bytes actually
+         written.  When the channel is non-blocking, and there are