src: Move ot-tool-util from ostree/ to libotutil/

These utilities are not actually specific to the ostree commandline.

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>

src/libotutil/ot-tool-util.c

@@ -0,0 +1,69 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
+ *
+ * Copyright (C) 2015 Colin Walters <walters@verbum.org>
+ *
+ * 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 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "config.h"
+
+#include "otutil.h"
+#include "libgsystem.h"
+#include "ot-tool-util.h"
+
+gboolean
+ot_parse_boolean (const char  *option_name,
+                  const char  *value,
+                  gboolean    *out_parsed,
+                  GError     **error)
+{
+#define ARG_EQ(x, y) (g_ascii_strcasecmp(x, y) == 0)
+  if (ARG_EQ(value, "1")
+      || ARG_EQ(value, "true")
+      || ARG_EQ(value, "yes"))
+    *out_parsed = TRUE;
+  else if (ARG_EQ(value, "0")
+           || ARG_EQ(value, "false")
+           || ARG_EQ(value, "no")
+           || ARG_EQ(value, "none"))
+    *out_parsed = FALSE;
+  else
+    {
+      g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
+                   "Invalid boolean argument '%s'", value);
+      return FALSE;
+    }
+
+  return TRUE;
+}
+
+gboolean
+ot_parse_keyvalue (const char  *keyvalue,
+                   char       **out_key,
+                   char       **out_value,
+                   GError     **error)
+{
+  const char *eq = strchr (keyvalue, '=');
+  if (!eq)
+    {
+      g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
+                   "Missing '=' in KEY=VALUE for --set");
+      return FALSE;
+    }
+  *out_key = g_strndup (keyvalue, eq - keyvalue);
+  *out_value = g_strdup (eq + 1);
+  return TRUE;
+}

src/libotutil/ot-tool-util.h

@@ -0,0 +1,38 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
+ *
+ * Copyright (C) 2015 Colin Walters <walters@verbum.org>
+ *
+ * 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 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#pragma once
+
+#include <gio/gio.h>
+
+G_BEGIN_DECLS
+
+gboolean
+ot_parse_boolean (const char  *option_name,
+                  const char  *value,
+                  gboolean    *out_parsed,
+                  GError     **error);
+gboolean
+ot_parse_keyvalue (const char  *keyvalue,
+                   char       **out_key,
+                   char       **out_value,
+                   GError     **error);
+
+G_END_DECLS