1 files changed, 81 insertions, 0 deletions
diff --git a/web/apache/log.hxx b/web/apache/log.hxx
new file mode 100644
index 0000000..4397875
--- /dev/null
+++ b/web/apache/log.hxx
@@ -0,0 +1,81 @@
+// file      : web/apache/log.hxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef WEB_APACHE_LOG_HXX
+#define WEB_APACHE_LOG_HXX
+
+#include <httpd.h>       // request_rec, server_rec
+#include <http_log.h>
+#include <http_config.h> // module
+
+#include <cstdint>   // uint64_t
+#include <algorithm> // min()
+
+#include <web/module.hxx>
+
+namespace web
+{
+  namespace apache
+  {
+    class log: public web::log
+    {
+    public:
+
+      log (server_rec* s, const ::module* m) noexcept
+        : server_ (s), module_ (m) {}
+
+      virtual void
+      write (const char* msg) {write (APLOG_ERR, msg);}
+
+      // Apache-specific interface.
+      //
+      void
+      write (int level, const char* msg) const noexcept
+      {
+        write (nullptr, 0, nullptr, level, msg);
+      }
+
+      void
+      write (const char* file,
+             std::uint64_t line,
+             const char* func,
+             int level,
+             const char* msg) const noexcept
+      {
+        if (file && *file)
+          file = nullptr; // Skip file/line placeholder from log line.
+
+        level = std::min (level, APLOG_TRACE8);
+
+        if (func)
+          ap_log_error (file,
+                        line,
+                        module_->module_index,
+                        level,
+                        0,
+                        server_,
+                        "[%s]: %s",
+                        func,
+                        msg);
+        else
+          // Skip function name placeholder from log line.
+          //
+          ap_log_error (file,
+                        line,
+                        module_->module_index,
+                        level,
+                        0,
+                        server_,
+                        ": %s",
+                        msg);
+      }
+
+    private:
+      server_rec* server_;
+      const ::module* module_; // Apache module.
+    };
+  }
+}
+
+#endif // WEB_APACHE_LOG_HXX