aboutsummaryrefslogtreecommitdiffstats
path: root/src/ConfigPath.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'src/ConfigPath.cxx')
-rw-r--r--src/ConfigPath.cxx120
1 files changed, 120 insertions, 0 deletions
diff --git a/src/ConfigPath.cxx b/src/ConfigPath.cxx
new file mode 100644
index 000000000..767115d19
--- /dev/null
+++ b/src/ConfigPath.cxx
@@ -0,0 +1,120 @@
+/*
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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 2 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "ConfigPath.hxx"
+#include "conf.h"
+
+#include <glib.h>
+
+#include <assert.h>
+#include <string.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <errno.h>
+
+#ifndef WIN32
+#include <pwd.h>
+#endif
+
+#if HAVE_IPV6 && WIN32
+#include <winsock2.h>
+#endif
+
+#if HAVE_IPV6 && ! WIN32
+#include <sys/socket.h>
+#endif
+
+#ifdef WIN32
+#include <windows.h>
+#endif
+
+G_GNUC_CONST
+static inline GQuark
+parse_path_quark(void)
+{
+ return g_quark_from_static_string("path");
+}
+
+char *
+parsePath(const char *path, G_GNUC_UNUSED GError **error_r)
+{
+ assert(path != nullptr);
+ assert(error_r == nullptr || *error_r == nullptr);
+
+#ifndef WIN32
+ if (!g_path_is_absolute(path) && path[0] != '~') {
+ g_set_error(error_r, parse_path_quark(), 0,
+ "not an absolute path: %s", path);
+ return nullptr;
+ } else if (path[0] == '~') {
+ const char *home;
+
+ if (path[1] == '/' || path[1] == '\0') {
+ const char *user = config_get_string(CONF_USER, nullptr);
+ if (user != nullptr) {
+ struct passwd *passwd = getpwnam(user);
+ if (!passwd) {
+ g_set_error(error_r, parse_path_quark(), 0,
+ "no such user: %s", user);
+ return nullptr;
+ }
+
+ home = passwd->pw_dir;
+ } else {
+ home = g_get_home_dir();
+ if (home == nullptr) {
+ g_set_error_literal(error_r, parse_path_quark(), 0,
+ "problems getting home "
+ "for current user");
+ return nullptr;
+ }
+ }
+
+ ++path;
+ } else {
+ ++path;
+
+ const char *slash = strchr(path, '/');
+ char *user = slash != nullptr
+ ? g_strndup(path, slash - path)
+ : g_strdup(path);
+
+ struct passwd *passwd = getpwnam(user);
+ if (!passwd) {
+ g_set_error(error_r, parse_path_quark(), 0,
+ "no such user: %s", user);
+ g_free(user);
+ return nullptr;
+ }
+
+ g_free(user);
+
+ home = passwd->pw_dir;
+ path = slash;
+ }
+
+ return g_strconcat(home, path, nullptr);
+ } else {
+#endif
+ return g_strdup(path);
+#ifndef WIN32
+ }
+#endif
+}