And by default point to a location that doesn't require root privileges
to be used.

This will make it possible to run Xorg without being root.

Signed-off-by: Daniel d'Andrada <[email protected]>

diff:
=== modified file 'include/xorg/gtest/environment.h'
--- include/xorg/gtest/environment.h    2011-12-14 19:01:39 +0000
+++ include/xorg/gtest/environment.h    2012-01-31 16:55:22 +0000
@@ -48,6 +48,7 @@
  * with the overall testing framework like
  * @code
  * std::string xorg_conf_path("conf/dummy.conf");
+ * std::string xorg_log_file_path("/tmp/MyDummyXorg.log");
  * int xorg_display = 133;
  * std::string server("Xorg");
  *
@@ -55,6 +56,7 @@
  *       xorg_conf_path,
  *       server,
  *       xorg_display);
+ * environment->set_log_file(xorg_log_file_path);
  * testing::AddGlobalTestEnvironment(environment);
  * @endcode
  * or link to libxorg-gtest_main.
@@ -72,6 +74,19 @@

   virtual ~Environment();

+  /**
+   * Sets the path where the xserver log file will be created.
+   * @param path_to_log_file Path to xserver logfile.
+   */
+  void set_log_file(const std::string& path_to_log_file);
+
+  /**
+   * Returns the path where the xserver log file will be created.
+   * Its default value is "/tmp/Xorg.GTest.log"
+   * @return Path to xserver logfile.
+   */
+  const std::string& log_file() const;
+
  protected:
   /**
    * Starts the dummy X server.

=== modified file 'src/environment.cpp'
--- src/environment.cpp    2011-12-14 19:11:25 +0000
+++ src/environment.cpp    2012-01-31 16:55:22 +0000
@@ -34,12 +34,16 @@

 #include <X11/Xlib.h>

+#define DEFAULT_XORG_LOGFILE "/tmp/Xorg.GTest.log"
+
 struct xorg::testing::Environment::Private {
Private(const std::string& conf, const std::string& server, int display_num)
-      : path_to_conf(conf), path_to_server(server), display(display_num) {
+      : path_to_conf(conf), path_to_log_file(DEFAULT_XORG_LOGFILE),
+        path_to_server(server), display(display_num) {
   }

   const std::string path_to_conf;
+  std::string path_to_log_file;
   const std::string path_to_server;
   const int display;
   Process process;
@@ -53,12 +57,25 @@

 xorg::testing::Environment::~Environment() {}

+void xorg::testing::Environment::set_log_file(const std::string& path_to_log_file)
+{
+  d_->path_to_log_file = path_to_log_file;
+}
+
+const std::string& xorg::testing::Environment::log_file() const
+{
+  return d_->path_to_log_file;
+}
+
 void xorg::testing::Environment::SetUp() {
   static char display_string[6];
   snprintf(display_string, 6, ":%d", d_->display);

   d_->process.Start(d_->path_to_server, d_->path_to_server.c_str(),
- display_string, "-config", d_->path_to_conf.c_str(), NULL);
+                    display_string,
+                    "-logfile", d_->path_to_log_file.c_str(),
+                    "-config", d_->path_to_conf.c_str(),
+                    NULL);

   Process::SetEnv("DISPLAY", display_string, true);


=== modified file 'src/main.cpp'
--- src/main.cpp    2011-12-07 20:38:04 +0000
+++ src/main.cpp    2012-01-31 16:55:22 +0000
@@ -25,12 +25,15 @@

 #include "xorg/gtest/environment.h"

+#define DEFAULT_XORG_LOGFILE "/tmp/Xorg.GTest.log"
+
 namespace {

 int help = false;
 int no_dummy_server = false;
 int xorg_conf = false;
 int xorg_display_opt = false;
+int xorg_logfile = false;
 int server = false;

 const struct option longopts[] = {
@@ -38,6 +41,7 @@
   { "no-dummy-server", no_argument, &no_dummy_server, true, },
   { "xorg-conf", required_argument, &xorg_conf, true, },
   { "xorg-display", required_argument, &xorg_display_opt, true, },
+  { "xorg-logfile", required_argument, &xorg_logfile, true, },
   { "server", required_argument, &server, true, },
   { NULL, 0, NULL, 0 }
 };
@@ -48,6 +52,8 @@
   /* Default Xorg dummy conf path. */
   std::string xorg_conf_path(DUMMY_CONF_PATH);

+  std::string xorg_log_file_path(DEFAULT_XORG_LOGFILE);
+
   /* Default X display */
   int xorg_display = 133;

@@ -80,6 +86,10 @@
         break;

       case 4:
+        xorg_log_file_path = optarg;
+        break;
+
+      case 5:
         server = optarg;
         break;

@@ -95,6 +105,8 @@
std::cout << " --xorg-conf: Path to xorg dummy configuration file\n";
     std::cout << "    --server: Path to X server executable\n";
     std::cout << "    --xorg-display: xorg dummy display port\n";
+ std::cout << " --xorg-logfile: xorg logfile filename. See -logfile in \"man Xorg\".\n" + " Its default value is "DEFAULT_XORG_LOGFILE".\n";
     exit(-1);
   }

@@ -103,6 +115,7 @@
         xorg_conf_path,
         server,
         xorg_display);
+    environment->set_log_file(xorg_log_file_path);
     testing::AddGlobalTestEnvironment(environment);
   }
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