Fix game reloading by using the absolute bin directory

src/blupi.cxx

@@ -1119,7 +1119,13 @@ main (int argc, char * argv[])
     }
     _argv.push_back (nullptr);
 
-    std::string argv0 = getenv ("APPIMAGE") ? getenv ("APPIMAGE") : argv[0];
+    std::string argv0;
+
+    if (getenv ("APPIMAGE"))
+      argv0 = getenv ("APPIMAGE");
+    else
+      argv0 = GetBinDir () + basename (argv[0]);
+
     execv (argv0.c_str (), const_cast<char **> (&_argv[0]));
   }
 

src/config.h.in

@@ -22,3 +22,4 @@
 #define PB_VERSION_MINOR @PB_VERSION_MINOR@
 #define PB_VERSION_PATCH @PB_VERSION_PATCH@
 #define PB_VERSION_EXTRA "@PB_VERSION_EXTRA@"
+#define PB_BINDIR "@CMAKE_INSTALL_BINDIR@"

src/misc.cxx

@@ -34,6 +34,7 @@
 #include <SDL_mouse.h>
 
 #include "blupi.h"
+#include "config.h"
 #include "def.h"
 #include "misc.h"
 
@@ -105,8 +106,8 @@ GetBaseDir ()
   return GetShareDir () + "planetblupi/";
 }
 
-std::string
+static std::string
-GetShareDir ()
+GetDataDir ()
 {
   static std::string basePath;
 
@@ -123,7 +124,21 @@ GetShareDir ()
     SDL_free (sdlBasePath);
   }
 
-  return basePath + "share/";
+  return basePath;
+}
+
+std::string
+GetShareDir ()
+{
+  return GetDataDir () + "share/";
+}
+
+std::string
+GetBinDir ()
+{
+  std::string abs;
+  std::string bin = GetDataDir () + PB_BINDIR + "/";
+  return bin;
 }
 
 // Ajoute le chemin permettant de lire un fichier

src/misc.h

@@ -35,6 +35,7 @@ extern Sint32 Random (Sint32 min, Sint32 max);
 
 std::string GetBaseDir ();
 std::string GetShareDir ();
+std::string GetBinDir ();
 std::string GetLocale ();
 extern void AddUserPath (std::string & pFilename);