start on new resolver for paths

src/libsysprof/sysprof-path-resolver.h

@@ -0,0 +1,41 @@
+/* sysprof-path-resolver.h
+ *
+ * Copyright 2021 Christian Hergert <chergert@redhat.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#pragma once
+
+#include <glib.h>
+
+G_BEGIN_DECLS
+
+typedef struct _SysprofPathResolver SysprofPathResolver;
+
+SysprofPathResolver *_sysprof_path_resolver_new         (const char          *mounts,
+                                                         const char          *mountinfo);
+void                 _sysprof_path_resolver_add_overlay (SysprofPathResolver *self,
+                                                         const char          *in_process,
+                                                         const char          *on_host,
+                                                         int                  depth);
+void                 _sysprof_path_resolver_free        (SysprofPathResolver *self);
+char                *_sysprof_path_resolver_resolve     (SysprofPathResolver *self,
+                                                         const char          *path);
+
+G_DEFINE_AUTOPTR_CLEANUP_FUNC (SysprofPathResolver, _sysprof_path_resolver_free)
+
+G_END_DECLS