/* Augeas OCaml bindings
- * Copyright (C) 2008-2012 Red Hat Inc., Richard W.M. Jones
+ * Copyright (C) 2008-2017 Red Hat Inc., Richard W.M. Jones
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
#include <caml/callback.h>
#include <caml/custom.h>
+#ifdef __GNUC__
+ #define NORETURN __attribute__ ((noreturn))
+#else
+ #define NORETURN
+#endif
+
+extern CAMLprim value ocaml_augeas_create (value rootv, value loadpathv, value flagsv);
+extern CAMLprim value ocaml_augeas_close (value tv);
+extern CAMLprim value ocaml_augeas_get (value tv, value pathv);
+extern CAMLprim value ocaml_augeas_exists (value tv, value pathv);
+extern CAMLprim value ocaml_augeas_insert (value tv, value beforev, value pathv, value labelv);
+extern CAMLprim value ocaml_augeas_rm (value tv, value pathv);
+extern CAMLprim value ocaml_augeas_match (value tv, value pathv);
+extern CAMLprim value ocaml_augeas_count_matches (value tv, value pathv);
+extern CAMLprim value ocaml_augeas_save (value tv);
+extern CAMLprim value ocaml_augeas_load (value tv);
+extern CAMLprim value ocaml_augeas_set (value tv, value pathv, value valuev);
+extern CAMLprim value ocaml_augeas_transform (value tv, value lensv, value filev, value modev);
+extern CAMLprim value ocaml_augeas_source (value tv, value pathv)
+#ifndef HAVE_AUG_SOURCE
+ NORETURN
+#endif
+;
+
typedef augeas *augeas_t;
/* Map C aug_errcode_t to OCaml error_code. */
custom_compare_default,
custom_hash_default,
custom_serialize_default,
- custom_deserialize_default
+ custom_deserialize_default,
+ custom_compare_ext_default,
};
static value Val_augeas_t (augeas_t t)
int r;
r = aug_get (t, path, &val);
- if (r == 1) { /* Return Some val */
+ if (r == 1 && val) { /* Return Some val */
v = caml_copy_string (val);
optv = caml_alloc (1, 0);
Field (optv, 0) = v;
- } else if (r == 0) /* Return None */
+ } else if (r == 0 || !val) /* Return None */
optv = Val_int (0);
else if (r == -1) /* Error or multiple matches */
raise_error (t, "Augeas.get");
else
- failwith ("Augeas.get: bad return value");
+ caml_failwith ("Augeas.get: bad return value");
CAMLreturn (optv);
}
CAMLreturn (Val_unit);
}
+
+/* val transform : t -> string -> string -> transform_mode -> unit */
+CAMLprim value
+ocaml_augeas_transform (value tv, value lensv, value filev, value modev)
+{
+ CAMLparam4 (tv, lensv, filev, modev);
+ augeas_t t = Augeas_t_val (tv);
+ const char *lens = String_val (lensv);
+ const char *file = String_val (filev);
+ const int excl = Int_val (modev) == 1 ? 1 : 0;
+
+ if (aug_transform (t, lens, file, excl) == -1)
+ raise_error (t, "Augeas.transform");
+
+ CAMLreturn (Val_unit);
+}
+
+/* val source : t -> path -> path option */
+CAMLprim value
+ocaml_augeas_source (value tv, value pathv)
+{
+#ifdef HAVE_AUG_SOURCE
+ CAMLparam2 (tv, pathv);
+ CAMLlocal2 (optv, v);
+ augeas_t t = Augeas_t_val (tv);
+ const char *path = String_val (pathv);
+ char *file_path;
+ int r;
+
+ r = aug_source (t, path, &file_path);
+ if (r == 0) {
+ if (file_path) { /* Return Some file_path */
+ v = caml_copy_string (file_path);
+ optv = caml_alloc (1, 0);
+ Field (optv, 0) = v;
+ free (file_path);
+ } else /* Return None */
+ optv = Val_int (0);
+ }
+ else /* Error */
+ raise_error (t, "Augeas.source");
+
+ CAMLreturn (optv);
+#else
+ caml_failwith ("Augeas.source: function not implemented");
+#endif
+}