vapi: Add gnu.vapi with binding for getopt_long() and some other GNU APIswip/gnu

3 files changed, 64 insertions, 0 deletions

diff --git a/vapi/Makefile.am b/vapi/Makefile.am
index 06ddf3db1..0f1bb0a3d 100644
--- a/vapi/Makefile.am
+++ b/vapi/Makefile.am
@@ -86,6 +86,8 @@ dist_vapi_DATA = \
 	gnome-desktop-3.0.deps \
 	gnome-desktop-3.0.vapi \
 	gnome-vfs-2.0.vapi \
+	gnu.deps \
+	gnu.vapi \
 	gnutls.vapi \
 	gobject-2.0.deps \
 	gobject-2.0.vapi \
diff --git a/vapi/gnu.deps b/vapi/gnu.deps
new file mode 100644
index 000000000..b3188f742
--- /dev/null
+++ b/vapi/gnu.deps
@@ -0,0 +1 @@
+posix
diff --git a/vapi/gnu.vapi b/vapi/gnu.vapi
new file mode 100644
index 000000000..5da463e36
--- /dev/null
+++ b/vapi/gnu.vapi
@@ -0,0 +1,61 @@
+/* gnu.vapi
+ *
+ * Copyright (C) 2020 Reuben Thomas
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
+ *
+ * Author:
+ *	Reuben Thomas <rrt@sc3d.org>
+ */
+
+[CCode (cprefix = "", lower_case_cprefix = "")]
+namespace Gnu {
+	/**
+	 * Provides the values for the 'has_arg' field of 'GetoptOption'.
+	 */
+	[CCode (cname = "int", cprefix = "", cheader_filename = "getopt.h", has_type_id = false)]
+	public enum GetoptArgument {
+		[CCode (cname = "no_argument")]
+		NONE,
+		[CCode (cname = "required_argument")]
+		REQUIRED,
+		[CCode (cname = "optional_argument")]
+		OPTIONAL
+	}
+
+	[CCode (cname = "struct option", cheader_filename = "getopt.h", has_type_id = false)]
+	public struct GetoptOption {
+		public unowned string name;
+		public int has_arg;
+		public int *flag;
+		public int val;
+	}
+
+	[CCode (cheader_filename = "getopt.h")]
+	public int getopt_long ([CCode (array_length_pos = 0.1)] string[] args, string shortopts, [CCode (array_length = false, array_null_terminated = true)] GetoptOption[] longopts, out int longind);
+	[CCode (cheader_filename = "getopt.h")]
+	public int getopt_long_only ([CCode (array_length_pos = 0.1)] string[] args, string shortopts, [CCode (array_length = false, array_null_terminated = true)] GetoptOption[] longopts, out int longind);
+
+
+	[CCode (cheader_filename = "string.h", feature_test_macro = "_GNU_SOURCE")]
+	public string memmem (string haystack, size_t haystack_len, string needle, size_t needle_len);
+
+	[CCode (cheader_filename = "error.h")]
+	[PrintfFormat]
+	public void error (int status, int errnum, string format, ...);
+
+	[CCode (cheader_filename = "quote.h")]
+	public string quote (string arg);
+}