CP-47001: [xapi-fdcaps]: dune plumbing for new library

This will be a new library that will provide a more type-safe interface to file descriptor operations.
Useful on its own, but also for testing stdext.

Minimal dependencies, only Unix (and Alcotest for testing).

Signed-off-by: Edwin Török <[email protected]>

dune-project

@@ -105,3 +105,13 @@
     (odoc :with-doc)
   )
 )
+
+(package
+  (name xapi-fdcaps)
+  (synopsis "Static capabilities for file descriptor operations")
+  (depends
+    (alcotest :with-test)
+    base-unix
+    fmt
+  )
+)

lib/xapi-fdcaps/dune

@@ -0,0 +1,7 @@
+; Keep dependencies minimal here, ideally just OCaml stdlib
+; This will be used to test other functions in stdext, so it should not itself rely on other stdext libs!
+(library
+	(public_name xapi-fdcaps)
+	(name xapi_fdcaps)
+	(libraries unix)
+)

lib/xapi-fdcaps/test/dune

@@ -0,0 +1,4 @@
+(test
+	(name test_xapi_fdcaps)
+	(libraries xapi_fdcaps alcotest)
+)

xapi-fdcaps.opam

@@ -0,0 +1,30 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+synopsis: "Static capabilities for file descriptor operations"
+maintainer: ["Xapi project maintainers"]
+authors: ["Jonathan Ludlam"]
+license: "LGPL-2.1-only WITH OCaml-LGPL-linking-exception"
+homepage: "https://github.com/xapi-project/stdext"
+bug-reports: "https://github.com/xapi-project/stdext/issues"
+depends: [
+  "dune" {>= "2.7"}
+  "alcotest" {with-test}
+  "base-unix"
+  "fmt"
+  "odoc" {with-doc}
+]
+build: [
+  ["dune" "subst"] {dev}
+  [
+    "dune"
+    "build"
+    "-p"
+    name
+    "-j"
+    jobs
+    "@install"
+    "@runtest" {with-test}
+    "@doc" {with-doc}
+  ]
+]
+dev-repo: "git+https://github.com/xapi-project/stdext.git"