return PROJECT_SHORTNAME for D_DoomExeName() (#2120)

src/d_main.c

@@ -604,22 +604,9 @@ void D_AddFile(const char *file)
 }
 
 // killough 10/98: return the name of the program the exe was invoked as
-char *D_DoomExeName(void)
+const char *D_DoomExeName(void)
 {
-  static char *name;
-
-  if (!name) // cache multiple requests
-  {
-    char *ext;
-
-    name = M_StringDuplicate(M_BaseName(myargv[0]));
-
-    ext = strrchr(name, '.');
-    if (ext)
-      *ext = '\0';
-  }
-
-  return name;
+  return PROJECT_SHORTNAME;
 }
 
 // Calculate the path to the directory for autoloaded WADs/DEHs.

src/d_main.h

@@ -27,7 +27,7 @@ struct event_s;
 
 void D_AddFile(const char *file);
 
-char *D_DoomExeName(void);      // killough 10/98: executable's name
+const char *D_DoomExeName(void); // killough 10/98: executable's name
 extern char *basesavegame;     // killough 2/16/98: savegame path
 extern char *screenshotdir; // [FG] screenshot path
 void D_SetSavegameDirectory(void);