Make botan’s policy configurable from a file

fix #3244

3 files changed, 22 insertions, 2 deletions

diff --git a/src/utils/dirname.cpp b/src/utils/dirname.cpp
new file mode 100644
index 0000000..71c9c38
--- /dev/null
+++ b/src/utils/dirname.cpp
@@ -0,0 +1,16 @@
+#include <utils/dirname.hpp>
+
+namespace utils
+{
+    std::string dirname(const std::string filename)
+    {
+      if (filename.empty())
+        return "./";
+      if (filename == ".." || filename == ".")
+        return filename;
+      auto pos = filename.rfind('/');
+      if (pos == std::string::npos)
+        return "./";
+      return filename.substr(0, pos + 1);
+    }
+}
diff --git a/src/utils/dirname.hpp b/src/utils/dirname.hpp
new file mode 100644
index 0000000..c1df81b
--- /dev/null
+++ b/src/utils/dirname.hpp
@@ -0,0 +1,6 @@
+#include <string>
+
+namespace utils
+{
+std::string dirname(const std::string filename);
+}
diff --git a/src/utils/xdg.hpp b/src/utils/xdg.hpp
index 56e11da..7be6922 100644
--- a/src/utils/xdg.hpp
+++ b/src/utils/xdg.hpp
@@ -10,5 +10,3 @@
  */
 std::string xdg_config_path(const std::string& filename);
 std::string xdg_data_path(const std::string& filename);
-
-